t/README Instructions for regression tests
t/re/pat.t See if esoteric patterns work
t/re/pat_thr.t See if esoteric patterns work in another thread
+t/re/pat_advanced.t See if advanced esoteric patterns work
+t/re/pat_advanced_thr.t See if advanced esoteric patterns work in another thread
+t/re/pat_psycho.t See if insane esoteric and slow patterns work
+t/re/pat_psycho_thr.t See if insane esoteric and slow patterns work in another thread
+t/re/pat_rt_report.t See if esoteric patterns from rt reports work
+t/re/pat_rt_report_thr.t See if esoteric patterns from rt reports work in another thread
t/re/qr_gc.t See if qr doesn't leak
t/re/qrstack.t See if qr expands the stack properly
t/re/qr.t See if qr works
t/re/reg_unsafe.t Check for unsafe match vars
t/re/re.t See if exportable 're' funcs in universal.c work
t/re/re_tests Regular expressions for regexp.t
+t/re/ReTest.pl Test utilities for the t/re/pat*.t tests (used by do)
t/re/rxcode.t See if /(?{ code })/ works
t/re/subst_amp.t See if $&-related substitution works
t/re/substr.t See if substr works
--- /dev/null
+#!./perl
+#
+# This is the test subs used for regex testing.
+# This used to be part of re/pat.t
+use warnings;
+use strict;
+use 5.010;
+use base qw/Exporter/;
+use Carp;
+use vars qw(
+ $EXPECTED_TESTS
+ $TODO
+ $Message
+ $Error
+ $DiePattern
+ $WarnPattern
+ $BugId
+ $PatchId
+ $running_as_thread
+ $IS_ASCII
+ $IS_EBCDIC
+ $ordA
+);
+
+$| = 1;
+
+$Message ||= "Noname test";
+
+our $ordA = ord ('A'); # This defines ASCII/UTF-8 vs EBCDIC/UTF-EBCDIC
+# This defined the platform.
+our $IS_ASCII = $ordA == 65;
+our $IS_EBCDIC = $ordA == 193;
+
+use vars '%Config';
+eval 'use Config'; # Defaults assumed if this fails
+
+my $test = 0;
+my $done_plan;
+sub plan {
+ my (undef,$tests)= @_;
+ if (defined $tests) {
+ die "Number of tests already defined! ($EXPECTED_TESTS)"
+ if $EXPECTED_TESTS;
+ $EXPECTED_TESTS= $tests;
+ }
+ if ($EXPECTED_TESTS) {
+ print "1..$EXPECTED_TESTS\n" if !$done_plan++;
+ } else {
+ print "Number of tests not declared!";
+ }
+}
+
+sub pretty {
+ my ($mess) = @_;
+ $mess =~ s/\n/\\n/g;
+ $mess =~ s/\r/\\r/g;
+ $mess =~ s/\t/\\t/g;
+ $mess =~ s/([\00-\37\177])/sprintf '\%03o', ord $1/eg;
+ $mess =~ s/#/\\#/g;
+ $mess;
+}
+
+sub safe_globals {
+ defined($_) and s/#/\\#/g for $BugId, $PatchId, $TODO;
+}
+
+sub _ok {
+ my ($ok, $mess, $error) = @_;
+ plan();
+ safe_globals();
+ $mess = pretty ($mess // $Message);
+ $mess .= "; Bug $BugId" if defined $BugId;
+ $mess .= "; Patch $PatchId" if defined $PatchId;
+ $mess .= " # TODO $TODO" if defined $TODO;
+
+ my $line_nr = (caller(1)) [2];
+
+ printf "%sok %d - %s\n",
+ ($ok ? "" : "not "),
+ ++ $test,
+ "$mess\tLine $line_nr";
+
+ unless ($ok) {
+ print "# Failed test at line $line_nr\n" unless defined $TODO;
+ if ($error //= $Error) {
+ no warnings 'utf8';
+ chomp $error;
+ $error = join "\n#", map {pretty $_} split /\n\h*#/ => $error;
+ $error = "# $error" unless $error =~ /^\h*#/;
+ print $error, "\n";
+ }
+ }
+
+ return $ok;
+}
+
+# Force scalar context on the pattern match
+sub ok ($;$$) {_ok $_ [0], $_ [1], $_ [2]}
+sub nok ($;$$) {_ok !$_ [0], "Failed: " . ($_ [1] // $Message), $_ [2]}
+
+
+sub skip {
+ my $why = shift;
+ safe_globals();
+ $why =~ s/\n.*//s;
+ $why .= "; Bug $BugId" if defined $BugId;
+ # seems like the new harness code doesnt like todo and skip to be mixed.
+ # which seems like a bug in the harness to me. -- dmq
+ #$why .= " # TODO $TODO" if defined $TODO;
+
+ my $n = shift // 1;
+ my $line_nr = (caller(0)) [2];
+ for (1 .. $n) {
+ ++ $test;
+ #print "not " if defined $TODO;
+ print "ok $test # skip $why\tLine $line_nr\n";
+ }
+ no warnings "exiting";
+ last SKIP;
+}
+
+sub iseq ($$;$) {
+ my ($got, $expect, $name) = @_;
+
+ $_ = defined ($_) ? "'$_'" : "undef" for $got, $expect;
+
+ my $ok = $got eq $expect;
+ my $error = "# expected: $expect\n" .
+ "# result: $got";
+
+ _ok $ok, $name, $error;
+}
+
+sub isneq ($$;$) {
+ my ($got, $expect, $name) = @_;
+ my $todo = $TODO ? " # TODO $TODO" : '';
+
+ $_ = defined ($_) ? "'$_'" : "undef" for $got, $expect;
+
+ my $ok = $got ne $expect;
+ my $error = "# results are equal ($got)";
+
+ _ok $ok, $name, $error;
+}
+
+
+sub eval_ok ($;$) {
+ my ($code, $name) = @_;
+ local $@;
+ if (ref $code) {
+ _ok eval {&$code} && !$@, $name;
+ }
+ else {
+ _ok eval ($code) && !$@, $name;
+ }
+}
+
+sub must_die {
+ my ($code, $pattern, $name) = @_;
+ $pattern //= $DiePattern
+ or Carp::confess("Bad pattern");
+ undef $@;
+ ref $code ? &$code : eval $code;
+ my $r = $@ && $@ =~ /$pattern/;
+ _ok $r, $name // $Message // "\$\@ =~ /$pattern/";
+}
+
+sub must_warn {
+ my ($code, $pattern, $name) = @_;
+ $pattern //= $WarnPattern;
+ my $w;
+ local $SIG {__WARN__} = sub {$w .= join "" => @_};
+ use warnings 'all';
+ ref $code ? &$code : eval $code;
+ my $r = $w && $w =~ /$pattern/;
+ $w //= "UNDEF";
+ _ok $r, $name // $Message // "Got warning /$pattern/",
+ "# expected: /$pattern/\n" .
+ "# result: $w";
+}
+
+sub may_not_warn {
+ my ($code, $name) = @_;
+ my $w;
+ local $SIG {__WARN__} = sub {$w .= join "" => @_};
+ use warnings 'all';
+ ref $code ? &$code : eval $code;
+ _ok !$w, $name // ($Message ? "$Message (did not warn)"
+ : "Did not warn"),
+ "Got warning '$w'";
+}
+
+1;
$| = 1;
-my $EXPECTED_TESTS = 4066; # Update this when adding/deleting tests.
BEGIN {
chdir 't' if -d 't';
- @INC = '../lib';
+ @INC = ('../lib','.');
+ do "re/ReTest.pl" or die $@;
}
-our $TODO;
-our $Message = "Noname test";
-our $Error;
-our $DiePattern;
-our $WarnPattern;
-our $BugId;
-our $PatchId;
-our $running_as_thread;
-my $ordA = ord ('A'); # This defines ASCII/UTF-8 vs EBCDIC/UTF-EBCDIC
-# This defined the platform.
-my $IS_ASCII = $ordA == 65;
-my $IS_EBCDIC = $ordA == 193;
-use vars '%Config';
-eval 'use Config'; # Defaults assumed if this fails
-
-my $test = 0;
-
-print "1..$EXPECTED_TESTS\n";
-
-run_tests unless caller ();
-
-END {
-}
-
-sub pretty {
- my ($mess) = @_;
- $mess =~ s/\n/\\n/g;
- $mess =~ s/\r/\\r/g;
- $mess =~ s/\t/\\t/g;
- $mess =~ s/([\00-\37\177])/sprintf '\%03o', ord $1/eg;
- $mess =~ s/#/\\#/g;
- $mess;
-}
-
-sub safe_globals {
- defined($_) and s/#/\\#/g for $BugId, $PatchId, $TODO;
-}
-
-sub _ok {
- my ($ok, $mess, $error) = @_;
- safe_globals();
- $mess = pretty ($mess // $Message);
- $mess .= "; Bug $BugId" if defined $BugId;
- $mess .= "; Patch $PatchId" if defined $PatchId;
- $mess .= " # TODO $TODO" if defined $TODO;
-
- my $line_nr = (caller(1)) [2];
-
- printf "%sok %d - %s\n",
- ($ok ? "" : "not "),
- ++ $test,
- "$mess\tLine $line_nr";
-
- unless ($ok) {
- print "# Failed test at line $line_nr\n" unless defined $TODO;
- if ($error //= $Error) {
- no warnings 'utf8';
- chomp $error;
- $error = join "\n#", map {pretty $_} split /\n\h*#/ => $error;
- $error = "# $error" unless $error =~ /^\h*#/;
- print $error, "\n";
- }
- }
-
- return $ok;
-}
-
-# Force scalar context on the pattern match
-sub ok ($;$$) {_ok $_ [0], $_ [1], $_ [2]}
-sub nok ($;$$) {_ok !$_ [0], "Failed: " . ($_ [1] // $Message), $_ [2]}
-
-
-sub skip {
- my $why = shift;
- safe_globals();
- $why =~ s/\n.*//s;
- $why .= "; Bug $BugId" if defined $BugId;
- # seems like the new harness code doesnt like todo and skip to be mixed.
- # which seems like a bug in the harness to me. -- dmq
- #$why .= " # TODO $TODO" if defined $TODO;
-
- my $n = shift // 1;
- my $line_nr = (caller(0)) [2];
- for (1 .. $n) {
- ++ $test;
- #print "not " if defined $TODO;
- print "ok $test # skip $why\tLine $line_nr\n";
- }
- no warnings "exiting";
- last SKIP;
-}
-
-sub iseq ($$;$) {
- my ($got, $expect, $name) = @_;
-
- $_ = defined ($_) ? "'$_'" : "undef" for $got, $expect;
-
- my $ok = $got eq $expect;
- my $error = "# expected: $expect\n" .
- "# result: $got";
-
- _ok $ok, $name, $error;
-}
-
-sub isneq ($$;$) {
- my ($got, $expect, $name) = @_;
- my $todo = $TODO ? " # TODO $TODO" : '';
-
- $_ = defined ($_) ? "'$_'" : "undef" for $got, $expect;
-
- my $ok = $got ne $expect;
- my $error = "# results are equal ($got)";
-
- _ok $ok, $name, $error;
-}
-
-
-sub eval_ok ($;$) {
- my ($code, $name) = @_;
- local $@;
- if (ref $code) {
- _ok eval {&$code} && !$@, $name;
- }
- else {
- _ok eval ($code) && !$@, $name;
- }
-}
-
-sub must_die {
- my ($code, $pattern, $name) = @_;
- $pattern //= $DiePattern;
- undef $@;
- ref $code ? &$code : eval $code;
- my $r = $@ && $@ =~ /$pattern/;
- _ok $r, $name // $Message // "\$\@ =~ /$pattern/";
-}
-
-sub must_warn {
- my ($code, $pattern, $name) = @_;
- $pattern //= $WarnPattern;
- my $w;
- local $SIG {__WARN__} = sub {$w .= join "" => @_};
- use warnings 'all';
- ref $code ? &$code : eval $code;
- my $r = $w && $w =~ /$pattern/;
- $w //= "UNDEF";
- _ok $r, $name // $Message // "Got warning /$pattern/",
- "# expected: /$pattern/\n" .
- "# result: $w";
-}
-
-sub may_not_warn {
- my ($code, $name) = @_;
- my $w;
- local $SIG {__WARN__} = sub {$w .= join "" => @_};
- use warnings 'all';
- ref $code ? &$code : eval $code;
- _ok !$w, $name // ($Message ? "$Message (did not warn)"
- : "Did not warn"),
- "Got warning '$w'";
-}
+plan tests => 305; # Update this when adding/deleting tests.
+run_tests() unless caller;
#
# Tests start here.
{
local $Message = '\S, [\S], \s, [\s]';
my @a = map chr, 0 .. 255;
- my @b = grep /\S/, @a;
- my @c = grep /[^\s]/, @a;
+ my @b = grep m/\S/, @a;
+ my @c = grep m/[^\s]/, @a;
iseq "@b", "@c";
@b = grep /\S/, @a;
use overload '""' => sub {'Object S'};
sub new {bless []}
- local $Message = "Ref stringification";
+ local $::Message = "Ref stringification";
::ok do { \my $v} =~ /^SCALAR/, "Scalar ref stringification";
::ok do {\\my $v} =~ /^REF/, "Ref ref stringification";
::ok [] =~ /^ARRAY/, "Array ref stringification";
iseq "@space2", "spc tab";
}
-
- {
- local $BugId = '20000731.001';
- ok "A \x{263a} B z C" =~ /A . B (??{ "z" }) C/,
- "Match UTF-8 char in presense of (??{ })";
- }
-
-
- {
- local $BugId = '20001021.005';
- no warnings 'uninitialized';
- ok undef =~ /^([^\/]*)(.*)$/, "Used to cause a SEGV";
- }
-
-
- SKIP:
- {
- local $Message = '\C matches octet';
- $_ = "a\x{100}b";
- ok /(.)(\C)(\C)(.)/ or skip q [\C doesn't match], 4;
- iseq $1, "a";
- if ($IS_ASCII) { # ASCII (or equivalent), should be UTF-8
- iseq $2, "\xC4";
- iseq $3, "\x80";
- }
- elsif ($IS_EBCDIC) { # EBCDIC (or equivalent), should be UTF-EBCDIC
- iseq $2, "\x8C";
- iseq $3, "\x41";
- }
- else {
- SKIP: {
- ok 0, "Unexpected platform", "ord ('A') = $ordA";
- skip "Unexpected platform";
- }
- }
- iseq $4, "b";
- }
-
-
- SKIP:
- {
- local $Message = '\C matches octet';
- $_ = "\x{100}";
- ok /(\C)/g or skip q [\C doesn't match], 2;
- if ($IS_ASCII) {
- iseq $1, "\xC4";
- }
- elsif ($IS_EBCDIC) {
- iseq $1, "\x8C";
- }
- else {
- ok 0, "Unexpected platform", "ord ('A') = $ordA";
- }
- ok /(\C)/g or skip q [\C doesn't match];
- if ($IS_ASCII) {
- iseq $1, "\x80";
- }
- elsif ($IS_EBCDIC) {
- iseq $1, "\x41";
- }
- else {
- ok 0, "Unexpected platform", "ord ('A') = $ordA";
- }
- }
-
-
- {
- # Japhy -- added 03/03/2001
- () = (my $str = "abc") =~ /(...)/;
- $str = "def";
- iseq $1, "abc", 'Changing subject does not modify $1';
- }
-
-
- SKIP:
- {
- # The trick is that in EBCDIC the explicit numeric range should
- # match (as also in non-EBCDIC) but the explicit alphabetic range
- # should not match.
- ok "\x8e" =~ /[\x89-\x91]/, '"\x8e" =~ /[\x89-\x91]/';
- ok "\xce" =~ /[\xc9-\xd1]/, '"\xce" =~ /[\xc9-\xd1]/';
-
- skip "Not an EBCDIC platform", 2 unless ord ('i') == 0x89 &&
- ord ('J') == 0xd1;
-
- # In most places these tests would succeed since \x8e does not
- # in most character sets match 'i' or 'j' nor would \xce match
- # 'I' or 'J', but strictly speaking these tests are here for
- # the good of EBCDIC, so let's test these only there.
- nok "\x8e" !~ /[i-j]/, '"\x8e" !~ /[i-j]/';
- nok "\xce" !~ /[I-J]/, '"\xce" !~ /[I-J]/';
- }
-
-
- {
- ok "\x{ab}" =~ /\x{ab}/, '"\x{ab}" =~ /\x{ab}/ ';
- ok "\x{abcd}" =~ /\x{abcd}/, '"\x{abcd}" =~ /\x{abcd}/';
- }
-
-
- {
- local $Message = 'bug id 20001008.001';
-
- my @x = ("stra\337e 138", "stra\337e 138");
- for (@x) {
- ok s/(\d+)\s*([\w\-]+)/$1 . uc $2/e;
- ok my ($latin) = /^(.+)(?:\s+\d)/;
- iseq $latin, "stra\337e";
- ok $latin =~ s/stra\337e/straße/;
- #
- # Previous code follows, but outcommented - there were no tests.
- #
- # $latin =~ s/stra\337e/straße/; # \303\237 after the 2nd a
- # use utf8; # needed for the raw UTF-8
- # $latin =~ s!(s)tr(?:aß|s+e)!$1tr.!; # \303\237 after the a
- }
- }
-
-
- {
- local $Message = 'Test \x escapes';
- ok "ba\xd4c" =~ /([a\xd4]+)/ && $1 eq "a\xd4";
- ok "ba\xd4c" =~ /([a\xd4]+)/ && $1 eq "a\x{d4}";
- ok "ba\x{d4}c" =~ /([a\xd4]+)/ && $1 eq "a\x{d4}";
- ok "ba\x{d4}c" =~ /([a\xd4]+)/ && $1 eq "a\xd4";
- ok "ba\xd4c" =~ /([a\x{d4}]+)/ && $1 eq "a\xd4";
- ok "ba\xd4c" =~ /([a\x{d4}]+)/ && $1 eq "a\x{d4}";
- ok "ba\x{d4}c" =~ /([a\x{d4}]+)/ && $1 eq "a\x{d4}";
- ok "ba\x{d4}c" =~ /([a\x{d4}]+)/ && $1 eq "a\xd4";
- }
-
-
- {
- local $BugId = '20001028.003';
-
- # Fist half of the bug.
- local $Message = 'HEBREW ACCENT QADMA matched by .*';
- my $X = chr (1448);
- ok my ($Y) = $X =~ /(.*)/;
- iseq $Y, v1448;
- iseq length ($Y), 1;
-
- # Second half of the bug.
- $Message = 'HEBREW ACCENT QADMA in replacement';
- $X = '';
- $X =~ s/^/chr(1488)/e;
- iseq length $X, 1;
- iseq ord ($X), 1488;
- }
-
-
- {
- local $BugId = '20001108.001';
- local $Message = 'Repeated s///';
- my $X = "Szab\x{f3},Bal\x{e1}zs";
- my $Y = $X;
- $Y =~ s/(B)/$1/ for 0 .. 3;
- iseq $Y, $X;
- iseq $X, "Szab\x{f3},Bal\x{e1}zs";
- }
-
-
- {
- local $BugId = '20000517.001';
- local $Message = 's/// on UTF-8 string';
- my $x = "\x{100}A";
- $x =~ s/A/B/;
- iseq $x, "\x{100}B";
- iseq length $x, 2;
- }
-
-
- {
- local $BugId = '20001230.002';
- local $Message = '\C and É';
- ok "École" =~ /^\C\C(.)/ && $1 eq 'c';
- ok "École" =~ /^\C\C(c)/;
- }
-
-
- SKIP:
- {
- local $Message = 'Match code points > 255';
- $_ = "abc\x{100}\x{200}\x{300}\x{380}\x{400}defg";
- ok /(.\x{300})./ or skip "No match", 4;
- ok $` eq "abc\x{100}" && length ($`) == 4;
- ok $& eq "\x{200}\x{300}\x{380}" && length ($&) == 3;
- ok $' eq "\x{400}defg" && length ($') == 5;
- ok $1 eq "\x{200}\x{300}" && length ($1) == 2;
- }
-
-
- {
- # The original bug report had 'no utf8' here but that was irrelevant.
- local $BugId = '20010306.008';
- local $Message = "Don't dump core";
- my $a = "a\x{1234}";
- ok $a =~ m/\w/; # used to core dump.
- }
-
-
- {
- local $BugId = '20010410.006';
- local $Message = '/g in scalar context';
- for my $rx ('/(.*?)\{(.*?)\}/csg',
- '/(.*?)\{(.*?)\}/cg',
- '/(.*?)\{(.*?)\}/sg',
- '/(.*?)\{(.*?)\}/g',
- '/(.+?)\{(.+?)\}/csg',) {
- my $i = 0;
- my $input = "a{b}c{d}";
- eval <<" --";
- while (eval \$input =~ $rx) {
- \$i ++;
- }
- --
- iseq $i, 2;
- }
- }
-
-
- {
- my $x = "\x{10FFFD}";
- $x =~ s/(.)/$1/g;
- ok ord($x) == 0x10FFFD && length($x) == 1, "From Robin Houston";
- }
-
-
- {
- my %d = (
- "7f" => [0, 0, 0],
- "80" => [1, 1, 0],
- "ff" => [1, 1, 0],
- "100" => [0, 1, 1],
- );
- SKIP:
- while (my ($code, $match) = each %d) {
- local $Message = "Properties of \\x$code";
- my $char = eval qq ["\\x{$code}"];
- my $i = 0;
- ok (($char =~ /[\x80-\xff]/) xor !$$match [$i ++]);
- ok (($char =~ /[\x80-\x{100}]/) xor !$$match [$i ++]);
- ok (($char =~ /[\x{100}]/) xor !$$match [$i ++]);
- }
- }
-
-
- {
- # From Japhy
- local $Message;
- must_warn 'qr/(?c)/', '^Useless \(\?c\)';
- must_warn 'qr/(?-c)/', '^Useless \(\?-c\)';
- must_warn 'qr/(?g)/', '^Useless \(\?g\)';
- must_warn 'qr/(?-g)/', '^Useless \(\?-g\)';
- must_warn 'qr/(?o)/', '^Useless \(\?o\)';
- must_warn 'qr/(?-o)/', '^Useless \(\?-o\)';
-
- # Now test multi-error regexes
- must_warn 'qr/(?g-o)/', '^Useless \(\?g\).*\nUseless \(\?-o\)';
- must_warn 'qr/(?g-c)/', '^Useless \(\?g\).*\nUseless \(\?-c\)';
- # (?c) means (?g) error won't be thrown
- must_warn 'qr/(?o-cg)/', '^Useless \(\?o\).*\nUseless \(\?-c\)';
- must_warn 'qr/(?ogc)/', '^Useless \(\?o\).*\nUseless \(\?g\).*\n' .
- 'Useless \(\?c\)';
- }
-
-
- {
- local $Message = "/x tests";
- $_ = "foo";
- eval_ok <<" --";
- /f
- o\r
- o
- \$
- /x
- --
- eval_ok <<" --";
- /f
- o
- o
- \$\r
- /x
- --
- }
-
-
- {
- local $Message = "/o feature";
- sub test_o {$_ [0] =~ /$_[1]/o; return $1}
- iseq test_o ('abc', '(.)..'), 'a';
- iseq test_o ('abc', '..(.)'), 'a';
- }
-
-
- {
- local $BugId = "20010619.003";
- # Amazingly vertical tabulator is the same in ASCII and EBCDIC.
- for ("\n", "\t", "\014", "\r") {
- ok !/[[:print:]]/, "'$_' not in [[:print:]]";
- }
- for (" ") {
- ok /[[:print:]]/, "'$_' in [[:print:]]";
- }
- }
-
-
- {
- # Test basic $^N usage outside of a regex
- local $Message = '$^N usage outside of a regex';
- my $x = "abcdef";
- ok ($x =~ /cde/ and !defined $^N);
- ok ($x =~ /(cde)/ and $^N eq "cde");
- ok ($x =~ /(c)(d)(e)/ and $^N eq "e");
- ok ($x =~ /(c(d)e)/ and $^N eq "cde");
- ok ($x =~ /(foo)|(c(d)e)/ and $^N eq "cde");
- ok ($x =~ /(c(d)e)|(foo)/ and $^N eq "cde");
- ok ($x =~ /(c(d)e)|(abc)/ and $^N eq "abc");
- ok ($x =~ /(c(d)e)|(abc)x/ and $^N eq "cde");
- ok ($x =~ /(c(d)e)(abc)?/ and $^N eq "cde");
- ok ($x =~ /(?:c(d)e)/ and $^N eq "d");
- ok ($x =~ /(?:c(d)e)(?:f)/ and $^N eq "d");
- ok ($x =~ /(?:([abc])|([def]))*/ and $^N eq "f");
- ok ($x =~ /(?:([ace])|([bdf]))*/ and $^N eq "f");
- ok ($x =~ /(([ace])|([bd]))*/ and $^N eq "e");
- {ok ($x =~ /(([ace])|([bdf]))*/ and $^N eq "f");}
- ## Test to see if $^N is automatically localized -- it should now
- ## have the value set in the previous test.
- iseq $^N, "e", '$^N is automatically localized';
-
- # Now test inside (?{ ... })
- local $Message = '$^N usage inside (?{ ... })';
- our ($y, $z);
- ok ($x =~ /a([abc])(?{$y=$^N})c/ and $y eq "b");
- ok ($x =~ /a([abc]+)(?{$y=$^N})d/ and $y eq "bc");
- ok ($x =~ /a([abcdefg]+)(?{$y=$^N})d/ and $y eq "bc");
- ok ($x =~ /(a([abcdefg]+)(?{$y=$^N})d)(?{$z=$^N})e/ and $y eq "bc"
- and $z eq "abcd");
- ok ($x =~ /(a([abcdefg]+)(?{$y=$^N})de)(?{$z=$^N})/ and $y eq "bc"
- and $z eq "abcde");
-
- }
-
-
- SKIP:
- {
- ## Should probably put in tests for all the POSIX stuff,
- ## but not sure how to guarantee a specific locale......
-
- skip "Not an ASCII platform", 2 unless $IS_ASCII;
- local $Message = 'Test [[:cntrl:]]';
- my $AllBytes = join "" => map {chr} 0 .. 255;
- (my $x = $AllBytes) =~ s/[[:cntrl:]]//g;
- iseq $x, join "", map {chr} 0x20 .. 0x7E, 0x80 .. 0xFF;
-
- ($x = $AllBytes) =~ s/[^[:cntrl:]]//g;
- iseq $x, join "", map {chr} 0x00 .. 0x1F, 0x7F;
- }
-
-
- {
- # With /s modifier UTF8 chars were interpreted as bytes
- local $Message = "UTF-8 chars aren't bytes";
- my $a = "Hello \x{263A} World";
- my @a = ($a =~ /./gs);
- iseq $#a, 12;
- }
-
-
- {
- local $Message = '. matches \n with /s';
- my $str1 = "foo\nbar";
- my $str2 = "foo\n\x{100}bar";
- my ($a, $b) = map {chr} $IS_ASCII ? (0xc4, 0x80) : (0x8c, 0x41);
- my @a;
- @a = $str1 =~ /./g; iseq @a, 6; iseq "@a", "f o o b a r";
- @a = $str1 =~ /./gs; iseq @a, 7; iseq "@a", "f o o \n b a r";
- @a = $str1 =~ /\C/g; iseq @a, 7; iseq "@a", "f o o \n b a r";
- @a = $str1 =~ /\C/gs; iseq @a, 7; iseq "@a", "f o o \n b a r";
- @a = $str2 =~ /./g; iseq @a, 7; iseq "@a", "f o o \x{100} b a r";
- @a = $str2 =~ /./gs; iseq @a, 8; iseq "@a", "f o o \n \x{100} b a r";
- @a = $str2 =~ /\C/g; iseq @a, 9; iseq "@a", "f o o \n $a $b b a r";
- @a = $str2 =~ /\C/gs; iseq @a, 9; iseq "@a", "f o o \n $a $b b a r";
- }
-
-
- {
- # [ID 20010814.004] pos() doesn't work when using =~m// in list context
- local $BugId = '20010814.004';
- $_ = "ababacadaea";
- my $a = join ":", /b./gc;
- my $b = join ":", /a./gc;
- my $c = pos;
- iseq "$a $b $c", 'ba:ba ad:ae 10', "pos() works with () = m//";
- }
-
-
- {
- # [ID 20010407.006] matching utf8 return values from
- # functions does not work
- local $BugId = '20010407.006';
- local $Message = 'UTF-8 return values from functions';
- package ID_20010407_006;
- sub x {"a\x{1234}"}
- my $x = x;
- my $y;
- ::ok $x =~ /(..)/;
- $y = $1;
- ::ok length ($y) == 2 && $y eq $x;
- ::ok x =~ /(..)/;
- $y = $1;
- ::ok length ($y) == 2 && $y eq $x;
- }
-
-
- {
- no warnings 'digit';
- # Check that \x## works. 5.6.1 and 5.005_03 fail some of these.
- my $x;
- $x = "\x4e" . "E";
- ok ($x =~ /^\x4EE$/, "Check only 2 bytes of hex are matched.");
-
- $x = "\x4e" . "i";
- ok ($x =~ /^\x4Ei$/, "Check that invalid hex digit stops it (2)");
-
- $x = "\x4" . "j";
- ok ($x =~ /^\x4j$/, "Check that invalid hex digit stops it (1)");
-
- $x = "\x0" . "k";
- ok ($x =~ /^\xk$/, "Check that invalid hex digit stops it (0)");
-
- $x = "\x0" . "x";
- ok ($x =~ /^\xx$/, "\\xx isn't to be treated as \\0");
-
- $x = "\x0" . "xa";
- ok ($x =~ /^\xxa$/, "\\xxa isn't to be treated as \\xa");
-
- $x = "\x9" . "_b";
- ok ($x =~ /^\x9_b$/, "\\x9_b isn't to be treated as \\x9b");
-
- # and now again in [] ranges
-
- $x = "\x4e" . "E";
- ok ($x =~ /^[\x4EE]{2}$/, "Check only 2 bytes of hex are matched.");
-
- $x = "\x4e" . "i";
- ok ($x =~ /^[\x4Ei]{2}$/, "Check that invalid hex digit stops it (2)");
-
- $x = "\x4" . "j";
- ok ($x =~ /^[\x4j]{2}$/, "Check that invalid hex digit stops it (1)");
-
- $x = "\x0" . "k";
- ok ($x =~ /^[\xk]{2}$/, "Check that invalid hex digit stops it (0)");
-
- $x = "\x0" . "x";
- ok ($x =~ /^[\xx]{2}$/, "\\xx isn't to be treated as \\0");
-
- $x = "\x0" . "xa";
- ok ($x =~ /^[\xxa]{3}$/, "\\xxa isn't to be treated as \\xa");
-
- $x = "\x9" . "_b";
- ok ($x =~ /^[\x9_b]{3}$/, "\\x9_b isn't to be treated as \\x9b");
-
- # Check that \x{##} works. 5.6.1 fails quite a few of these.
-
- $x = "\x9b";
- ok ($x =~ /^\x{9_b}$/, "\\x{9_b} is to be treated as \\x9b");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^\x{9_b}y$/, "\\x{9_b} is to be treated as \\x9b (again)");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^\x{9b_}y$/, "\\x{9b_} is to be treated as \\x9b");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^\x{9_bq}y$/, "\\x{9_bc} is to be treated as \\x9b");
-
- $x = "\x0" . "y";
- ok ($x =~ /^\x{x9b}y$/, "\\x{x9b} is to be treated as \\x0");
-
- $x = "\x0" . "y";
- ok ($x =~ /^\x{0x9b}y$/, "\\x{0x9b} is to be treated as \\x0");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^\x{09b}y$/, "\\x{09b} is to be treated as \\x9b");
-
- $x = "\x9b";
- ok ($x =~ /^[\x{9_b}]$/, "\\x{9_b} is to be treated as \\x9b");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^[\x{9_b}y]{2}$/,
- "\\x{9_b} is to be treated as \\x9b (again)");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^[\x{9b_}y]{2}$/, "\\x{9b_} is to be treated as \\x9b");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^[\x{9_bq}y]{2}$/, "\\x{9_bc} is to be treated as \\x9b");
-
- $x = "\x0" . "y";
- ok ($x =~ /^[\x{x9b}y]{2}$/, "\\x{x9b} is to be treated as \\x0");
-
- $x = "\x0" . "y";
- ok ($x =~ /^[\x{0x9b}y]{2}$/, "\\x{0x9b} is to be treated as \\x0");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^[\x{09b}y]{2}$/, "\\x{09b} is to be treated as \\x9b");
-
- }
-
-
- {
- # High bit bug -- japhy
- my $x = "ab\200d";
- ok $x =~ /.*?\200/, "High bit fine";
- }
-
-
- {
- # The basic character classes and Unicode
- ok "\x{0100}" =~ /\w/, 'LATIN CAPITAL LETTER A WITH MACRON in /\w/';
- ok "\x{0660}" =~ /\d/, 'ARABIC-INDIC DIGIT ZERO in /\d/';
- ok "\x{1680}" =~ /\s/, 'OGHAM SPACE MARK in /\s/';
- }
-
-
- {
- local $Message = "Folding matches and Unicode";
- ok "a\x{100}" =~ /A/i;
- ok "A\x{100}" =~ /a/i;
- ok "a\x{100}" =~ /a/i;
- ok "A\x{100}" =~ /A/i;
- ok "\x{101}a" =~ /\x{100}/i;
- ok "\x{100}a" =~ /\x{100}/i;
- ok "\x{101}a" =~ /\x{101}/i;
- ok "\x{100}a" =~ /\x{101}/i;
- ok "a\x{100}" =~ /A\x{100}/i;
- ok "A\x{100}" =~ /a\x{100}/i;
- ok "a\x{100}" =~ /a\x{100}/i;
- ok "A\x{100}" =~ /A\x{100}/i;
- ok "a\x{100}" =~ /[A]/i;
- ok "A\x{100}" =~ /[a]/i;
- ok "a\x{100}" =~ /[a]/i;
- ok "A\x{100}" =~ /[A]/i;
- ok "\x{101}a" =~ /[\x{100}]/i;
- ok "\x{100}a" =~ /[\x{100}]/i;
- ok "\x{101}a" =~ /[\x{101}]/i;
- ok "\x{100}a" =~ /[\x{101}]/i;
- }
-
-
- {
- use charnames ':full';
- local $Message = "Folding 'LATIN LETTER A WITH GRAVE'";
-
- my $lower = "\N{LATIN SMALL LETTER A WITH GRAVE}";
- my $UPPER = "\N{LATIN CAPITAL LETTER A WITH GRAVE}";
-
- ok $lower =~ m/$UPPER/i;
- ok $UPPER =~ m/$lower/i;
- ok $lower =~ m/[$UPPER]/i;
- ok $UPPER =~ m/[$lower]/i;
-
- local $Message = "Folding 'GREEK LETTER ALPHA WITH VRACHY'";
-
- $lower = "\N{GREEK CAPITAL LETTER ALPHA WITH VRACHY}";
- $UPPER = "\N{GREEK SMALL LETTER ALPHA WITH VRACHY}";
-
- ok $lower =~ m/$UPPER/i;
- ok $UPPER =~ m/$lower/i;
- ok $lower =~ m/[$UPPER]/i;
- ok $UPPER =~ m/[$lower]/i;
-
- local $Message = "Folding 'LATIN LETTER Y WITH DIAERESIS'";
-
- $lower = "\N{LATIN SMALL LETTER Y WITH DIAERESIS}";
- $UPPER = "\N{LATIN CAPITAL LETTER Y WITH DIAERESIS}";
-
- ok $lower =~ m/$UPPER/i;
- ok $UPPER =~ m/$lower/i;
- ok $lower =~ m/[$UPPER]/i;
- ok $UPPER =~ m/[$lower]/i;
- }
-
-
- {
- use charnames ':full';
- local $PatchId = "13843";
- local $Message = "GREEK CAPITAL LETTER SIGMA vs " .
- "COMBINING GREEK PERISPOMENI";
-
- my $SIGMA = "\N{GREEK CAPITAL LETTER SIGMA}";
- my $char = "\N{COMBINING GREEK PERISPOMENI}";
-
- may_not_warn sub {ok "_:$char:_" !~ m/_:$SIGMA:_/i};
- }
-
-
- {
- local $Message = '\X';
- use charnames ':full';
-
- ok "a!" =~ /^(\X)!/ && $1 eq "a";
- ok "\xDF!" =~ /^(\X)!/ && $1 eq "\xDF";
- ok "\x{100}!" =~ /^(\X)!/ && $1 eq "\x{100}";
- ok "\x{100}\x{300}!" =~ /^(\X)!/ && $1 eq "\x{100}\x{300}";
- ok "\N{LATIN CAPITAL LETTER E}!" =~ /^(\X)!/ &&
- $1 eq "\N{LATIN CAPITAL LETTER E}";
- ok "\N{LATIN CAPITAL LETTER E}\N{COMBINING GRAVE ACCENT}!"
- =~ /^(\X)!/ &&
- $1 eq "\N{LATIN CAPITAL LETTER E}\N{COMBINING GRAVE ACCENT}";
-
- local $Message = '\C and \X';
- ok "!abc!" =~ /a\Cc/;
- ok "!abc!" =~ /a\Xc/;
- }
-
-
- {
- local $Message = "Final Sigma";
-
- my $SIGMA = "\x{03A3}"; # CAPITAL
- my $Sigma = "\x{03C2}"; # SMALL FINAL
- my $sigma = "\x{03C3}"; # SMALL
-
- ok $SIGMA =~ /$SIGMA/i;
- ok $SIGMA =~ /$Sigma/i;
- ok $SIGMA =~ /$sigma/i;
-
- ok $Sigma =~ /$SIGMA/i;
- ok $Sigma =~ /$Sigma/i;
- ok $Sigma =~ /$sigma/i;
-
- ok $sigma =~ /$SIGMA/i;
- ok $sigma =~ /$Sigma/i;
- ok $sigma =~ /$sigma/i;
-
- ok $SIGMA =~ /[$SIGMA]/i;
- ok $SIGMA =~ /[$Sigma]/i;
- ok $SIGMA =~ /[$sigma]/i;
-
- ok $Sigma =~ /[$SIGMA]/i;
- ok $Sigma =~ /[$Sigma]/i;
- ok $Sigma =~ /[$sigma]/i;
-
- ok $sigma =~ /[$SIGMA]/i;
- ok $sigma =~ /[$Sigma]/i;
- ok $sigma =~ /[$sigma]/i;
-
- local $Message = "More final Sigma";
-
- my $S3 = "$SIGMA$Sigma$sigma";
-
- ok ":$S3:" =~ /:(($SIGMA)+):/i && $1 eq $S3 && $2 eq $sigma;
- ok ":$S3:" =~ /:(($Sigma)+):/i && $1 eq $S3 && $2 eq $sigma;
- ok ":$S3:" =~ /:(($sigma)+):/i && $1 eq $S3 && $2 eq $sigma;
-
- ok ":$S3:" =~ /:(([$SIGMA])+):/i && $1 eq $S3 && $2 eq $sigma;
- ok ":$S3:" =~ /:(([$Sigma])+):/i && $1 eq $S3 && $2 eq $sigma;
- ok ":$S3:" =~ /:(([$sigma])+):/i && $1 eq $S3 && $2 eq $sigma;
- }
-
-
- {
- use charnames ':full';
- local $Message = "Parlez-Vous " .
- "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais?";
-
- ok "Fran\N{LATIN SMALL LETTER C}ais" =~ /Fran.ais/ &&
- $& eq "Francais";
- ok "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais" =~ /Fran.ais/ &&
- $& eq "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais";
- ok "Fran\N{LATIN SMALL LETTER C}ais" =~ /Fran\Cais/ &&
- $& eq "Francais";
- # COMBINING CEDILLA is two bytes when encoded
- ok "Franc\N{COMBINING CEDILLA}ais" =~ /Franc\C\Cais/;
- ok "Fran\N{LATIN SMALL LETTER C}ais" =~ /Fran\Xais/ &&
- $& eq "Francais";
- ok "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais" =~ /Fran\Xais/ &&
- $& eq "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais";
- ok "Franc\N{COMBINING CEDILLA}ais" =~ /Fran\Xais/ &&
- $& eq "Franc\N{COMBINING CEDILLA}ais";
- ok "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais" =~
- /Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais/ &&
- $& eq "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais";
- ok "Franc\N{COMBINING CEDILLA}ais" =~ /Franc\N{COMBINING CEDILLA}ais/ &&
- $& eq "Franc\N{COMBINING CEDILLA}ais";
-
- my @f = (
- ["Fran\N{LATIN SMALL LETTER C}ais", "Francais"],
- ["Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais",
- "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais"],
- ["Franc\N{COMBINING CEDILLA}ais", "Franc\N{COMBINING CEDILLA}ais"],
- );
- foreach my $entry (@f) {
- my ($subject, $match) = @$entry;
- ok $subject =~ /Fran(?:c\N{COMBINING CEDILLA}?|
- \N{LATIN SMALL LETTER C WITH CEDILLA})ais/x &&
- $& eq $match;
- }
- }
-
-
- {
- local $Message = "Lingering (and useless) UTF8 flag doesn't mess up /i";
- my $pat = "ABcde";
- my $str = "abcDE\x{100}";
- chop $str;
- ok $str =~ /$pat/i;
-
- $pat = "ABcde\x{100}";
- $str = "abcDE";
- chop $pat;
- ok $str =~ /$pat/i;
-
- $pat = "ABcde\x{100}";
- $str = "abcDE\x{100}";
- chop $pat;
- chop $str;
- ok $str =~ /$pat/i;
- }
-
-
- {
- use charnames ':full';
- local $Message = "LATIN SMALL LETTER SHARP S " .
- "(\N{LATIN SMALL LETTER SHARP S})";
-
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /\N{LATIN SMALL LETTER SHARP S}/;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /\N{LATIN SMALL LETTER SHARP S}/i;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /[\N{LATIN SMALL LETTER SHARP S}]/;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /[\N{LATIN SMALL LETTER SHARP S}]/i;
-
- ok "ss" =~ /\N{LATIN SMALL LETTER SHARP S}/i;
- ok "SS" =~ /\N{LATIN SMALL LETTER SHARP S}/i;
- ok "ss" =~ /[\N{LATIN SMALL LETTER SHARP S}]/i;
- ok "SS" =~ /[\N{LATIN SMALL LETTER SHARP S}]/i;
-
- ok "\N{LATIN SMALL LETTER SHARP S}" =~ /ss/i;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~ /SS/i;
-
- local $Message = "Unoptimized named sequence in class";
- ok "ss" =~ /[\N{LATIN SMALL LETTER SHARP S}x]/i;
- ok "SS" =~ /[\N{LATIN SMALL LETTER SHARP S}x]/i;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /[\N{LATIN SMALL LETTER SHARP S}x]/;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /[\N{LATIN SMALL LETTER SHARP S}x]/i;
- }
-
-
- {
- # More whitespace: U+0085, U+2028, U+2029\n";
-
- # U+0085, U+00A0 need to be forced to be Unicode, the \x{100} does that.
- SKIP: {
- skip "EBCDIC platform", 4 if $IS_EBCDIC;
- # Do \x{0015} and \x{0041} match \s in EBCDIC?
- ok "<\x{100}\x{0085}>" =~ /<\x{100}\s>/, '\x{0085} in \s';
- ok "<\x{0085}>" =~ /<\v>/, '\x{0085} in \v';
- ok "<\x{100}\x{00A0}>" =~ /<\x{100}\s>/, '\x{00A0} in \s';
- ok "<\x{00A0}>" =~ /<\h>/, '\x{00A0} in \h';
- }
- my @h = map {sprintf "%05x" => $_} 0x01680, 0x0180E, 0x02000 .. 0x0200A,
- 0x0202F, 0x0205F, 0x03000;
- my @v = map {sprintf "%05x" => $_} 0x02028, 0x02029;
-
- my @H = map {sprintf "%05x" => $_} 0x01361, 0x0200B, 0x02408, 0x02420,
- 0x0303F, 0xE0020;
- my @V = map {sprintf "%05x" => $_} 0x0008A .. 0x0008D, 0x00348, 0x10100,
- 0xE005F, 0xE007C;
-
- for my $hex (@h) {
- my $str = eval qq ["<\\x{$hex}>"];
- ok $str =~ /<\s>/, "\\x{$hex} in \\s";
- ok $str =~ /<\h>/, "\\x{$hex} in \\h";
- ok $str !~ /<\v>/, "\\x{$hex} not in \\v";
- }
-
- for my $hex (@v) {
- my $str = eval qq ["<\\x{$hex}>"];
- ok $str =~ /<\s>/, "\\x{$hex} in \\s";
- ok $str =~ /<\v>/, "\\x{$hex} in \\v";
- ok $str !~ /<\h>/, "\\x{$hex} not in \\h";
- }
-
- for my $hex (@H) {
- my $str = eval qq ["<\\x{$hex}>"];
- ok $str =~ /<\S>/, "\\x{$hex} in \\S";
- ok $str =~ /<\H>/, "\\x{$hex} in \\H";
- }
-
- for my $hex (@V) {
- my $str = eval qq ["<\\x{$hex}>"];
- ok $str =~ /<\S>/, "\\x{$hex} in \\S";
- ok $str =~ /<\V>/, "\\x{$hex} in \\V";
- }
- }
-
-
- {
- # . with /s should work on characters, as opposed to bytes
- local $Message = ". with /s works on characters, not bytes";
-
- my $s = "\x{e4}\x{100}";
- # This is not expected to match: the point is that
- # neither should we get "Malformed UTF-8" warnings.
- may_not_warn sub {$s =~ /\G(.+?)\n/gcs}, "No 'Malformed UTF-8' warning";
-
- my @c;
- push @c => $1 while $s =~ /\G(.)/gs;
-
- local $" = "";
- iseq "@c", $s;
-
- # Test only chars < 256
- my $t1 = "Q003\n\n\x{e4}\x{f6}\n\nQ004\n\n\x{e7}";
- my $r1 = "";
- while ($t1 =~ / \G ( .+? ) \n\s+ ( .+? ) ( $ | \n\s+ ) /xgcs) {
- $r1 .= $1 . $2;
- }
-
- my $t2 = $t1 . "\x{100}"; # Repeat with a larger char
- my $r2 = "";
- while ($t2 =~ / \G ( .+? ) \n\s+ ( .+? ) ( $ | \n\s+ ) /xgcs) {
- $r2 .= $1 . $2;
- }
- $r2 =~ s/\x{100}//;
-
- iseq $r1, $r2;
- }
-
-
- {
- local $Message = "Unicode lookbehind";
- ok "A\x{100}B" =~ /(?<=A.)B/;
- ok "A\x{200}\x{300}B" =~ /(?<=A..)B/;
- ok "\x{400}AB" =~ /(?<=\x{400}.)B/;
- ok "\x{500}\x{600}B" =~ /(?<=\x{500}.)B/;
-
- # Original code also contained:
- # ok "\x{500\x{600}}B" =~ /(?<=\x{500}.)B/;
- # but that looks like a typo.
- }
-
-
- {
- local $Message = 'UTF-8 hash keys and /$/';
- # http://www.xray.mpe.mpg.de/mailing-lists/perl5-porters
- # /2002-01/msg01327.html
-
- my $u = "a\x{100}";
- my $v = substr ($u, 0, 1);
- my $w = substr ($u, 1, 1);
- my %u = ($u => $u, $v => $v, $w => $w);
- for (keys %u) {
- my $m1 = /^\w*$/ ? 1 : 0;
- my $m2 = $u {$_} =~ /^\w*$/ ? 1 : 0;
- iseq $m1, $m2;
- }
- }
-
-
- {
- local $BugId = "20020124.005";
- local $PatchId = "14795";
- local $Message = "s///eg";
-
- for my $char ("a", "\x{df}", "\x{100}") {
- my $x = "$char b $char";
- $x =~ s{($char)}{
- "c" =~ /c/;
- "x";
- }ge;
- iseq substr ($x, 0, 1), substr ($x, -1, 1);
- }
- }
-
-
- {
- local $Message = "No SEGV in s/// and UTF-8";
- my $s = "s#\x{100}" x 4;
- ok $s =~ s/[^\w]/ /g;
- if ( $ENV{PERL_TEST_LEGACY_POSIX_CC} ) {
- iseq $s, "s \x{100}" x 4;
- }
- else {
- iseq $s, "s " x 4;
- }
- }
-
-
- {
- local $Message = "UTF-8 bug (maybe already known?)";
- my $u = "foo";
- $u =~ s/./\x{100}/g;
- iseq $u, "\x{100}\x{100}\x{100}";
-
- $u = "foobar";
- $u =~ s/[ao]/\x{100}/g;
- iseq $u, "f\x{100}\x{100}b\x{100}r";
-
- $u =~ s/\x{100}/e/g;
- iseq $u, "feeber";
- }
-
-
- {
- local $Message = "UTF-8 bug with s///";
- # check utf8/non-utf8 mixtures
- # try to force all float/anchored check combinations
-
- my $c = "\x{100}";
- my $subst;
- for my $re ("xx.*$c", "x.*$c$c", "$c.*xx", "$c$c.*x",
- "xx.*(?=$c)", "(?=$c).*xx",) {
- ok "xxx" !~ /$re/;
- ok +($subst = "xxx") !~ s/$re//;
- }
- for my $re ("xx.*$c*", "$c*.*xx") {
- ok "xxx" =~ /$re/;
- ok +($subst = "xxx") =~ s/$re//;
- iseq $subst, "";
- }
- for my $re ("xxy*", "y*xx") {
- ok "xx$c" =~ /$re/;
- ok +($subst = "xx$c") =~ s/$re//;
- iseq $subst, $c;
- ok "xy$c" !~ /$re/;
- ok +($subst = "xy$c") !~ s/$re//;
- }
- for my $re ("xy$c*z", "x$c*yz") {
- ok "xyz" =~ /$re/;
- ok +($subst = "xyz") =~ s/$re//;
- iseq $subst, "";
- }
- }
-
-
- {
- local $Message = "qr /.../x";
- my $R = qr / A B C # D E/x;
- ok "ABCDE" =~ $R && $& eq "ABC";
- ok "ABCDE" =~ /$R/ && $& eq "ABC";
- ok "ABCDE" =~ m/$R/ && $& eq "ABC";
- ok "ABCDE" =~ /($R)/ && $1 eq "ABC";
- ok "ABCDE" =~ m/($R)/ && $1 eq "ABC";
- }
-
-
- {
- local $BugId = "20020412.005";
- local $Message = "Correct pmop flags checked when empty pattern";
-
- # Requires reuse of last successful pattern.
- my $num = 123;
- $num =~ /\d/;
- for (0 .. 1) {
- my $match = ?? + 0;
- ok $match != $_, $Message,
- sprintf "'match one' %s on %s iteration" =>
- $match ? 'succeeded' : 'failed',
- $_ ? 'second' : 'first';
- }
- $num =~ /(\d)/;
- my $result = join "" => $num =~ //g;
- iseq $result, $num;
- }
-
-
- {
- local $BugId = '20020630.002';
- local $Message = 'UTF-8 regex matches above 32k';
- for (['byte', "\x{ff}"], ['utf8', "\x{1ff}"]) {
- my ($type, $char) = @$_;
- for my $len (32000, 32768, 33000) {
- my $s = $char . "f" x $len;
- my $r = $s =~ /$char([f]*)/gc;
- ok $r, $Message, "<$type x $len>";
- ok !$r || pos ($s) == $len + 1, $Message,
- "<$type x $len>; pos = @{[pos $s]}";
- }
- }
- }
-
-
- {
- our $a = bless qr /foo/ => 'Foo';
- ok 'goodfood' =~ $a, "Reblessed qr // matches";
- iseq $a, '(?-xism:foo)', "Reblessed qr // stringifies";
- my $x = "\x{3fe}";
- my $z = my $y = "\317\276"; # Byte representation of $x
- $a = qr /$x/;
- ok $x =~ $a, "UTF-8 interpolation in qr //";
- ok "a$a" =~ $x, "Stringified qr // preserves UTF-8";
- ok "a$x" =~ /^a$a\z/, "Interpolated qr // preserves UTF-8";
- ok "a$x" =~ /^a(??{$a})\z/,
- "Postponed interpolation of qr // preserves UTF-8";
- {
- local $BugId = '17776';
- iseq length qr /##/x, 12, "## in qr // doesn't corrupt memory";
- }
- {
- use re 'eval';
- ok "$x$x" =~ /^$x(??{$x})\z/,
- "Postponed UTF-8 string in UTF-8 re matches UTF-8";
- ok "$y$x" =~ /^$y(??{$x})\z/,
- "Postponed UTF-8 string in non-UTF-8 re matches UTF-8";
- ok "$y$x" !~ /^$y(??{$y})\z/,
- "Postponed non-UTF-8 string in non-UTF-8 re doesn't match UTF-8";
- ok "$x$x" !~ /^$x(??{$y})\z/,
- "Postponed non-UTF-8 string in UTF-8 re doesn't match UTF-8";
- ok "$y$y" =~ /^$y(??{$y})\z/,
- "Postponed non-UTF-8 string in non-UTF-8 re matches non-UTF8";
- ok "$x$y" =~ /^$x(??{$y})\z/,
- "Postponed non-UTF-8 string in UTF-8 re matches non-UTF8";
-
- $y = $z; # Reset $y after upgrade.
- ok "$x$y" !~ /^$x(??{$x})\z/,
- "Postponed UTF-8 string in UTF-8 re doesn't match non-UTF-8";
- ok "$y$y" !~ /^$y(??{$x})\z/,
- "Postponed UTF-8 string in non-UTF-8 re doesn't match non-UTF-8";
- }
- }
-
-
- {
- local $PatchId = '18179';
- my $s = "\x{100}" x 5;
- my $ok = $s =~ /(\x{100}{4})/;
- my ($ord, $len) = (ord $1, length $1);
- ok $ok && $ord == 0x100 && $len == 4, "No panic: end_shift";
- }
-
-
- {
- local $BugId = '15763';
- our $a = "x\x{100}";
- chop $a; # Leaves the UTF-8 flag
- $a .= "y"; # 1 byte before 'y'.
-
- ok $a =~ /^\C/, 'match one \C on 1-byte UTF-8';
- ok $a =~ /^\C{1}/, 'match \C{1}';
-
- ok $a =~ /^\Cy/, 'match \Cy';
- ok $a =~ /^\C{1}y/, 'match \C{1}y';
-
- ok $a !~ /^\C\Cy/, q {don't match two \Cy};
- ok $a !~ /^\C{2}y/, q {don't match \C{2}y};
-
- $a = "\x{100}y"; # 2 bytes before "y"
-
- ok $a =~ /^\C/, 'match one \C on 2-byte UTF-8';
- ok $a =~ /^\C{1}/, 'match \C{1}';
- ok $a =~ /^\C\C/, 'match two \C';
- ok $a =~ /^\C{2}/, 'match \C{2}';
-
- ok $a =~ /^\C\C\C/, 'match three \C on 2-byte UTF-8 and a byte';
- ok $a =~ /^\C{3}/, 'match \C{3}';
-
- ok $a =~ /^\C\Cy/, 'match two \C';
- ok $a =~ /^\C{2}y/, 'match \C{2}';
-
- ok $a !~ /^\C\C\Cy/, q {don't match three \Cy};
- ok $a !~ /^\C{2}\Cy/, q {don't match \C{2}\Cy};
- ok $a !~ /^\C{3}y/, q {don't match \C{3}y};
-
- $a = "\x{1000}y"; # 3 bytes before "y"
-
- ok $a =~ /^\C/, 'match one \C on three-byte UTF-8';
- ok $a =~ /^\C{1}/, 'match \C{1}';
- ok $a =~ /^\C\C/, 'match two \C';
- ok $a =~ /^\C{2}/, 'match \C{2}';
- ok $a =~ /^\C\C\C/, 'match three \C';
- ok $a =~ /^\C{3}/, 'match \C{3}';
-
- ok $a =~ /^\C\C\C\C/, 'match four \C on three-byte UTF-8 and a byte';
- ok $a =~ /^\C{4}/, 'match \C{4}';
-
- ok $a =~ /^\C\C\Cy/, 'match three \Cy';
- ok $a =~ /^\C{3}y/, 'match \C{3}y';
-
- ok $a !~ /^\C\C\C\Cy/, q {don't match four \Cy};
- ok $a !~ /^\C{4}y/, q {don't match \C{4}y};
- }
-
-
- {
- local $\;
- $_ = 'aaaaaaaaaa';
- utf8::upgrade($_); chop $_; $\="\n";
- ok /[^\s]+/, 'm/[^\s]/ utf8';
- ok /[^\d]+/, 'm/[^\d]/ utf8';
- ok +($a = $_, $_ =~ s/[^\s]+/./g), 's/[^\s]/ utf8';
- ok +($a = $_, $a =~ s/[^\d]+/./g), 's/[^\s]/ utf8';
- }
-
-
- {
- local $BugId = '15397';
- local $Message = 'UTF-8 matching';
- ok "\x{100}" =~ /\x{100}/;
- ok "\x{100}" =~ /(\x{100})/;
- ok "\x{100}" =~ /(\x{100}){1}/;
- ok "\x{100}\x{100}" =~ /(\x{100}){2}/;
- ok "\x{100}\x{100}" =~ /(\x{100})(\x{100})/;
- }
-
-
- {
- local $BugId = '7471';
- local $Message = 'Neither ()* nor ()*? sets $1 when matched 0 times';
- local $_ = 'CD';
- ok /(AB)*?CD/ && !defined $1;
- ok /(AB)*CD/ && !defined $1;
- }
-
-
- {
- local $BugId = '3547';
- local $Message = "Caching shouldn't prevent match";
- my $pattern = "^(b+?|a){1,2}c";
- ok "bac" =~ /$pattern/ && $1 eq 'a';
- ok "bbac" =~ /$pattern/ && $1 eq 'a';
- ok "bbbac" =~ /$pattern/ && $1 eq 'a';
- ok "bbbbac" =~ /$pattern/ && $1 eq 'a';
- }
-
-
-
- {
- local $BugId = '18232';
- local $Message = '$1 should keep UTF-8 ness';
- ok "\x{100}" =~ /(.)/;
- iseq $1, "\x{100}", '$1 is UTF-8';
- { 'a' =~ /./; }
- iseq $1, "\x{100}", '$1 is still UTF-8';
- isneq $1, "\xC4\x80", '$1 is not non-UTF-8';
- }
-
-
- {
- local $BugId = '19767';
- local $Message = "Optimizer doesn't prematurely reject match";
- use utf8;
-
- my $attr = 'Name-1';
- my $NormalChar = qr /[\p{IsDigit}\p{IsLower}\p{IsUpper}]/;
- my $NormalWord = qr /${NormalChar}+?/;
- my $PredNameHyphen = qr /^${NormalWord}(\-${NormalWord})*?$/;
-
- $attr =~ /^$/;
- ok $attr =~ $PredNameHyphen; # Original test.
-
- "a" =~ m/[b]/;
- ok "0" =~ /\p{N}+\z/; # Variant.
- }
-
-
- {
- local $BugId = '20683';
- local $Message = "(??{ }) doesn't return stale values";
- our $p = 1;
- foreach (1, 2, 3, 4) {
- $p ++ if /(??{ $p })/
- }
- iseq $p, 5;
-
- {
- package P;
- $a = 1;
- sub TIESCALAR {bless []}
- sub FETCH {$a ++}
- }
- tie $p, "P";
- foreach (1, 2, 3, 4) {
- /(??{ $p })/
- }
- iseq $p, 5;
- }
-
-
- {
- # Subject: Odd regexp behavior
- # From: Markus Kuhn <Markus.Kuhn@cl.cam.ac.uk>
- # Date: Wed, 26 Feb 2003 16:53:12 +0000
- # Message-Id: <E18o4nw-0008Ly-00@wisbech.cl.cam.ac.uk>
- # To: perl-unicode@perl.org
-
- local $Message = 'Markus Kuhn 2003-02-26';
-
- my $x = "\x{2019}\nk";
- ok $x =~ s/(\S)\n(\S)/$1 $2/sg;
- ok $x eq "\x{2019} k";
-
- $x = "b\nk";
- ok $x =~ s/(\S)\n(\S)/$1 $2/sg;
- ok $x eq "b k";
-
- ok "\x{2019}" =~ /\S/;
- }
-
-
- {
- local $BugId = '21411';
- local $Message = "(??{ .. }) in split doesn't corrupt its stack";
- our $i;
- ok '-1-3-5-' eq join '', split /((??{$i++}))/, '-1-3-5-';
- no warnings 'syntax';
- @_ = split /(?{'WOW'})/, 'abc';
- local $" = "|";
- iseq "@_", "a|b|c";
- }
-
-
- {
- # XXX DAPM 13-Apr-06. Recursive split is still broken. It's only luck it
- # hasn't been crashing. Disable this test until it is fixed properly.
- # XXX also check what it returns rather than just doing ok(1,...)
- # split /(?{ split "" })/, "abc";
- local $TODO = "Recursive split is still broken";
- ok 0, 'cache_re & "(?{": it dumps core in 5.6.1 & 5.8.0';
- }
-
-
- {
- ok "\x{100}\n" =~ /\x{100}\n$/, "UTF-8 length cache and fbm_compile";
- }
-
-
- {
- package Str;
- use overload q /""/ => sub {${$_ [0]};};
- sub new {my ($c, $v) = @_; bless \$v, $c;}
-
- package main;
- $_ = Str -> new ("a\x{100}/\x{100}b");
- ok join (":", /\b(.)\x{100}/g) eq "a:/", "re_intuit_start and PL_bostr";
- }
-
-
- {
- local $BugId = '17757';
- $_ = "code: 'x' { '...' }\n"; study;
- my @x; push @x, $& while m/'[^\']*'/gx;
- local $" = ":";
- iseq "@x", "'x':'...'", "Parse::RecDescent triggered infinite loop";
- }
-
-
- {
- my $re = qq /^([^X]*)X/;
- utf8::upgrade ($re);
- ok "\x{100}X" =~ /$re/, "S_cl_and ANYOF_UNICODE & ANYOF_INVERTED";
- }
-
-
- {
- local $BugId = '22354';
- sub func ($) {
- ok "a\nb" !~ /^b/, "Propagated modifier; $_[0]";
- ok "a\nb" =~ /^b/m, "Propagated modifier; $_[0] - with /m";
- }
- func "standalone";
- $_ = "x"; s/x/func "in subst"/e;
- $_ = "x"; s/x/func "in multiline subst"/em;
-
- #
- # Next two give 'panic: malloc'.
- # Outcommented, using two TODOs.
- #
- local $TODO = 'panic: malloc';
- local $Message = 'Postponed regexp and propaged modifier';
- # ok 0 for 1 .. 2;
- SKIP: {
- skip "panic: malloc", 2;
- $_ = "x"; /x(?{func "in regexp"})/;
- $_ = "x"; /x(?{func "in multiline regexp"})/m;
- }
- }
-
-
- {
- local $BugId = '19049';
- $_ = "abcdef\n";
- my @x = m/./g;
- iseq "abcde", $`, 'Global match sets $`';
- }
-
-
- {
- ok "123\x{100}" =~ /^.*1.*23\x{100}$/,
- 'UTF-8 + multiple floating substr';
- }
-
-
- {
- local $Message = '<20030808193656.5109.1@llama.ni-s.u-net.com>';
-
- # LATIN SMALL/CAPITAL LETTER A WITH MACRON
- ok " \x{101}" =~ qr/\x{100}/i;
-
- # LATIN SMALL/CAPITAL LETTER A WITH RING BELOW
- ok " \x{1E01}" =~ qr/\x{1E00}/i;
-
- # DESERET SMALL/CAPITAL LETTER LONG I
- ok " \x{10428}" =~ qr/\x{10400}/i;
-
- # LATIN SMALL/CAPITAL LETTER A WITH RING BELOW + 'X'
- ok " \x{1E01}x" =~ qr/\x{1E00}X/i;
- }
-
-
- {
- # [perl #23769] Unicode regex broken on simple example
- # regrepeat() didn't handle UTF-8 EXACT case right.
- local $BugId = '23769';
- my $Mess = 'regrepeat() handles UTF-8 EXACT case right';
- local $Message = $Mess;
-
- my $s = "\x{a0}\x{a0}\x{a0}\x{100}"; chop $s;
-
- ok $s =~ /\x{a0}/;
- ok $s =~ /\x{a0}+/;
- ok $s =~ /\x{a0}\x{a0}/;
-
- $Message = "$Mess (easy variant)";
- ok "aaa\x{100}" =~ /(a+)/;
- iseq $1, "aaa";
-
- $Message = "$Mess (easy invariant)";
- ok "aaa\x{100} " =~ /(a+?)/;
- iseq $1, "a";
-
- $Message = "$Mess (regrepeat variant)";
- ok "\xa0\xa0\xa0\x{100} " =~ /(\xa0+?)/;
- iseq $1, "\xa0";
-
- $Message = "$Mess (regrepeat invariant)";
- ok "\xa0\xa0\xa0\x{100}" =~ /(\xa0+)/;
- iseq $1, "\xa0\xa0\xa0";
-
- $Message = "$Mess (hard variant)";
- ok "\xa0\xa1\xa0\xa1\xa0\xa1\x{100}" =~ /((?:\xa0\xa1)+?)/;
- iseq $1, "\xa0\xa1";
-
- $Message = "$Mess (hard invariant)";
- ok "ababab\x{100} " =~ /((?:ab)+)/;
- iseq $1, 'ababab';
-
- ok "\xa0\xa1\xa0\xa1\xa0\xa1\x{100}" =~ /((?:\xa0\xa1)+)/;
- iseq $1, "\xa0\xa1\xa0\xa1\xa0\xa1";
-
- ok "ababab\x{100} " =~ /((?:ab)+?)/;
- iseq $1, "ab";
-
- $Message = "Don't match first byte of UTF-8 representation";
- ok "\xc4\xc4\xc4" !~ /(\x{100}+)/;
- ok "\xc4\xc4\xc4" !~ /(\x{100}+?)/;
- ok "\xc4\xc4\xc4" !~ /(\x{100}++)/;
- }
-
-
- {
- for (120 .. 130) {
- my $head = 'x' x $_;
- local $Message = q [Don't misparse \x{...} in regexp ] .
- q [near 127 char EXACT limit];
- for my $tail ('\x{0061}', '\x{1234}', '\x61') {
- eval_ok qq ["$head$tail" =~ /$head$tail/];
- }
- local $Message = q [Don't misparse \N{...} in regexp ] .
- q [near 127 char EXACT limit];
- for my $tail ('\N{SNOWFLAKE}') {
- eval_ok qq [use charnames ':full';
- "$head$tail" =~ /$head$tail/];
- }
- }
- }
-
-
- {
- # perl panic: pp_match start/end pointers
- local $BugId = '25269';
- iseq "a-bc", eval {my ($x, $y) = "bca" =~ /^(?=.*(a)).*(bc)/; "$x-$y"},
- 'Captures can move backwards in string';
- }
-
-
- {
- local $BugId = '27940'; # \cA not recognized in character classes
- ok "a\cAb" =~ /\cA/, '\cA in pattern';
- ok "a\cAb" =~ /[\cA]/, '\cA in character class';
- ok "a\cAb" =~ /[\cA-\cB]/, '\cA in character class range';
- ok "abc" =~ /[^\cA-\cB]/, '\cA in negated character class range';
- ok "a\cBb" =~ /[\cA-\cC]/, '\cB in character class range';
- ok "a\cCbc" =~ /[^\cA-\cB]/, '\cC in negated character class range';
- ok "a\cAb" =~ /(??{"\cA"})/, '\cA in ??{} pattern';
- ok "ab" !~ /a\cIb/x, '\cI in pattern';
- }
-
-
- {
- # perl #28532: optional zero-width match at end of string is ignored
- local $BugId = '28532';
- ok "abc" =~ /^abc(\z)?/ && defined($1),
- 'Optional zero-width match at end of string';
- ok "abc" =~ /^abc(\z)??/ && !defined($1),
- 'Optional zero-width match at end of string';
- }
-
-
-
- { # TRIE related
- our @got = ();
- "words" =~ /(word|word|word)(?{push @got, $1})s$/;
- iseq @got, 1, "TRIE optimation";
-
- @got = ();
- "words" =~ /(word|word|word)(?{push @got,$1})s$/i;
- iseq @got, 1,"TRIEF optimisation";
-
- my @nums = map {int rand 1000} 1 .. 100;
- my $re = "(" . (join "|", @nums) . ")";
- $re = qr/\b$re\b/;
-
- foreach (@nums) {
- ok $_ =~ /$re/, "Trie nums";
- }
-
- $_ = join " ", @nums;
- @got = ();
- push @got, $1 while /$re/g;
-
- my %count;
- $count {$_} ++ for @got;
- my $ok = 1;
- for (@nums) {
- $ok = 0 if --$count {$_} < 0;
- }
- ok $ok, "Trie min count matches";
- }
-
-
- {
- # TRIE related
- # LATIN SMALL/CAPITAL LETTER A WITH MACRON
- ok "foba \x{101}foo" =~ qr/(foo|\x{100}foo|bar)/i &&
- $1 eq "\x{101}foo",
- "TRIEF + LATIN SMALL/CAPITAL LETTER A WITH MACRON";
-
- # LATIN SMALL/CAPITAL LETTER A WITH RING BELOW
- ok "foba \x{1E01}foo" =~ qr/(foo|\x{1E00}foo|bar)/i &&
- $1 eq "\x{1E01}foo",
- "TRIEF + LATIN SMALL/CAPITAL LETTER A WITH RING BELOW";
-
- # DESERET SMALL/CAPITAL LETTER LONG I
- ok "foba \x{10428}foo" =~ qr/(foo|\x{10400}foo|bar)/i &&
- $1 eq "\x{10428}foo",
- "TRIEF + DESERET SMALL/CAPITAL LETTER LONG I";
-
- # LATIN SMALL/CAPITAL LETTER A WITH RING BELOW + 'X'
- ok "foba \x{1E01}xfoo" =~ qr/(foo|\x{1E00}Xfoo|bar)/i &&
- $1 eq "\x{1E01}xfoo",
- "TRIEF + LATIN SMALL/CAPITAL LETTER A WITH RING BELOW + 'X'";
-
- use charnames ':full';
-
- my $s = "\N{LATIN SMALL LETTER SHARP S}";
- ok "foba ba$s" =~ qr/(foo|Ba$s|bar)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ ss";
- ok "foba ba$s" =~ qr/(Ba$s|foo|bar)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ ss";
- ok "foba ba$s" =~ qr/(foo|bar|Ba$s)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ ss";
-
- ok "foba ba$s" =~ qr/(foo|Bass|bar)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ ss";
-
- ok "foba ba$s" =~ qr/(foo|BaSS|bar)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ SS";
-
- ok "foba ba${s}pxySS$s$s" =~ qr/(b(?:a${s}t|a${s}f|a${s}p)[xy]+$s*)/i
- && $1 eq "ba${s}pxySS$s$s",
- "COMMON PREFIX TRIEF + LATIN SMALL LETTER SHARP S";
- }
-
-
- SKIP:
- {
- print "# Set PERL_SKIP_PSYCHO_TEST to skip this test\n";
- my @normal = qw [the are some normal words];
-
- skip "Skipped Psycho", 2 * @normal if $ENV {PERL_SKIP_PSYCHO_TEST};
-
- local $" = "|";
-
- my @psycho = (@normal, map chr $_, 255 .. 20000);
- my $psycho1 = "@psycho";
- for (my $i = @psycho; -- $i;) {
- my $j = int rand (1 + $i);
- @psycho [$i, $j] = @psycho [$j, $i];
- }
- my $psycho2 = "@psycho";
-
- foreach my $word (@normal) {
- ok $word =~ /($psycho1)/ && $1 eq $word, 'Psycho';
- ok $word =~ /($psycho2)/ && $1 eq $word, 'Psycho';
- }
- }
-
-
- {
- local $BugId = '36207';
- my $utf8 = "\xe9\x{100}"; chop $utf8;
- my $latin1 = "\xe9";
-
- ok $utf8 =~ /\xe9/i, "utf8/latin";
- ok $utf8 =~ /$latin1/i, "utf8/latin runtime";
- ok $utf8 =~ /(abc|\xe9)/i, "utf8/latin trie";
- ok $utf8 =~ /(abc|$latin1)/i, "utf8/latin trie runtime";
-
- ok "\xe9" =~ /$utf8/i, "latin/utf8";
- ok "\xe9" =~ /(abc|$utf8)/i, "latin/utf8 trie";
- ok $latin1 =~ /$utf8/i, "latin/utf8 runtime";
- ok $latin1 =~ /(abc|$utf8)/i, "latin/utf8 trie runtime";
- }
-
-
- {
- local $BugId = '37038';
- my $s = "abcd";
- $s =~ /(..)(..)/g;
- $s = $1;
- $s = $2;
- iseq $2, 'cd',
- "Assigning to original string does not corrupt match vars";
- }
-
-
- {
- {
- package wooosh;
- sub gloople {"!"}
- }
- my $aeek = bless {} => 'wooosh';
- eval_ok sub {$aeek -> gloople () =~ /(.)/g},
- "//g match against return value of sub";
-
- sub gloople {"!"}
- eval_ok sub {gloople () =~ /(.)/g},
- "26410 didn't affect sub calls for some reason";
- }
-
-
- {
- local $TODO = "See changes 26925-26928, which reverted change 26410";
- {
- package lv;
- our $var = "abc";
- sub variable : lvalue {$var}
- }
- my $o = bless [] => 'lv';
- my $f = "";
- my $r = eval {
- for (1 .. 2) {
- $f .= $1 if $o -> variable =~ /(.)/g;
- }
- 1;
- };
- if ($r) {
- iseq $f, "ab", "pos() retained between calls";
- }
- else {
- local $TODO;
- ok 0, "Code failed: $@";
- }
-
- our $var = "abc";
- sub variable : lvalue {$var}
- my $g = "";
- my $s = eval {
- for (1 .. 2) {
- $g .= $1 if variable =~ /(.)/g;
- }
- 1;
- };
- if ($s) {
- iseq $g, "ab", "pos() retained between calls";
- }
- else {
- local $TODO;
- ok 0, "Code failed: $@";
- }
- }
-
-
- SKIP:
- {
- local $BugId = '37836';
- skip "In EBCDIC" if $IS_EBCDIC;
- no warnings 'utf8';
- $_ = pack 'U0C2', 0xa2, 0xf8; # Ill-formed UTF-8
- my $ret = 0;
- eval_ok sub {!($ret = s/[\0]+//g)},
- "Ill-formed UTF-8 doesn't match NUL in class";
- }
-
-
- {
- # chr(65535) should be allowed in regexes
- local $BugId = '38293';
- no warnings 'utf8'; # To allow non-characters
- my ($c, $r, $s);
-
- $c = chr 0xffff;
- $c =~ s/$c//g;
- ok $c eq "", "U+FFFF, parsed as atom";
-
- $c = chr 0xffff;
- $r = "\\$c";
- $c =~ s/$r//g;
- ok $c eq "", "U+FFFF backslashed, parsed as atom";
-
- $c = chr 0xffff;
- $c =~ s/[$c]//g;
- ok $c eq "", "U+FFFF, parsed in class";
-
- $c = chr 0xffff;
- $r = "[\\$c]";
- $c =~ s/$r//g;
- ok $c eq "", "U+FFFF backslashed, parsed in class";
-
- $s = "A\x{ffff}B";
- $s =~ s/\x{ffff}//i;
- ok $s eq "AB", "U+FFFF, EXACTF";
-
- $s = "\x{ffff}A";
- $s =~ s/\bA//;
- ok $s eq "\x{ffff}", "U+FFFF, BOUND";
-
- $s = "\x{ffff}!";
- $s =~ s/\B!//;
- ok $s eq "\x{ffff}", "U+FFFF, NBOUND";
- }
-
-
- {
- local $BugId = '39583';
-
- # The printing characters
- my @chars = ("A" .. "Z");
- my $delim = ",";
- my $size = 32771 - 4;
- my $str = '';
-
- # Create some random junk. Inefficient, but it works.
- for (my $i = 0; $i < $size; $ i++) {
- $str .= $chars [rand @chars];
- }
-
- $str .= ($delim x 4);
- my $res;
- my $matched;
- ok $str =~ s/^(.*?)${delim}{4}//s, "Pattern matches";
- iseq $str, "", "Empty string";
- ok defined $1 && length ($1) == $size, '$1 is correct size';
- }
-
-
- {
- local $BugId = '27940';
- ok "\0-A" =~ /\c@-A/, '@- should not be interpolated in a pattern';
- ok "\0\0A" =~ /\c@+A/, '@+ should not be interpolated in a pattern';
- ok "X\@-A" =~ /X@-A/, '@- should not be interpolated in a pattern';
- ok "X\@\@A" =~ /X@+A/, '@+ should not be interpolated in a pattern';
-
- ok "X\0A" =~ /X\c@?A/, '\c@?';
- ok "X\0A" =~ /X\c@*A/, '\c@*';
- ok "X\0A" =~ /X\c@(A)/, '\c@(';
- ok "X\0A" =~ /X(\c@)A/, '\c@)';
- ok "X\0A" =~ /X\c@|ZA/, '\c@|';
-
- ok "X\@A" =~ /X@?A/, '@?';
- ok "X\@A" =~ /X@*A/, '@*';
- ok "X\@A" =~ /X@(A)/, '@(';
- ok "X\@A" =~ /X(@)A/, '@)';
- ok "X\@A" =~ /X@|ZA/, '@|';
-
- local $" = ','; # non-whitespace and non-RE-specific
- ok 'abc' =~ /(.)(.)(.)/, 'The last successful match is bogus';
- ok "A@+B" =~ /A@{+}B/, 'Interpolation of @+ in /@{+}/';
- ok "A@-B" =~ /A@{-}B/, 'Interpolation of @- in /@{-}/';
- ok "A@+B" =~ /A@{+}B/x, 'Interpolation of @+ in /@{+}/x';
- ok "A@-B" =~ /A@{-}B/x, 'Interpolation of @- in /@{-}/x';
- }
-
-
- {
- BEGIN {
- unshift @INC, 'lib';
- }
- use Cname;
-
- ok 'fooB' =~ /\N{foo}[\N{B}\N{b}]/, "Passthrough charname";
- my $test = 1233;
- #
- # Why doesn't must_warn work here?
- #
- my $w;
- local $SIG {__WARN__} = sub {$w .= "@_"};
- eval 'q(xxWxx) =~ /[\N{WARN}]/';
- ok $w && $w =~ /^Ignoring excess chars from/,
- "Ignoring excess chars warning";
-
- undef $w;
- eval q [ok "\0" !~ /[\N{EMPTY-STR}XY]/,
- "Zerolength charname in charclass doesn't match \\0"];
- ok $w && $w =~ /^Ignoring zero length/,
- 'Ignoring zero length \N{%} in character class warning';
-
- ok 'AB' =~ /(\N{EVIL})/ && $1 eq 'A', 'Charname caching $1';
- ok 'ABC' =~ /(\N{EVIL})/, 'Charname caching $1';
- ok 'xy' =~ /x\N{EMPTY-STR}y/,
- 'Empty string charname produces NOTHING node';
- ok '' =~ /\N{EMPTY-STR}/,
- 'Empty string charname produces NOTHING node';
-
- }
-
-
- {
- use charnames ':full';
-
- ok 'aabc' !~ /a\N{PLUS SIGN}b/, '/a\N{PLUS SIGN}b/ against aabc';
- ok 'a+bc' =~ /a\N{PLUS SIGN}b/, '/a\N{PLUS SIGN}b/ against a+bc';
-
- ok ' A B' =~ /\N{SPACE}\N{U+0041}\N{SPACE}\N{U+0042}/,
- 'Intermixed named and unicode escapes';
- ok "\N{SPACE}\N{U+0041}\N{SPACE}\N{U+0042}" =~
- /\N{SPACE}\N{U+0041}\N{SPACE}\N{U+0042}/,
- 'Intermixed named and unicode escapes';
- ok "\N{SPACE}\N{U+0041}\N{SPACE}\N{U+0042}" =~
- /[\N{SPACE}\N{U+0041}][\N{SPACE}\N{U+0042}]/,
- 'Intermixed named and unicode escapes';
- }
-
-
- {
- our $brackets;
- $brackets = qr{
- { (?> [^{}]+ | (??{ $brackets }) )* }
- }x;
-
- ok "{b{c}d" !~ m/^((??{ $brackets }))/, "Bracket mismatch";
-
- SKIP: {
- our @stack = ();
- my @expect = qw(
- stuff1
- stuff2
- <stuff1>and<stuff2>
- right
- <right>
- <<right>>
- <<<right>>>
- <<stuff1>and<stuff2>><<<<right>>>>
- );
-
- local $_ = '<<<stuff1>and<stuff2>><<<<right>>>>>';
- ok /^(<((?:(?>[^<>]+)|(?1))*)>(?{push @stack, $2 }))$/,
- "Recursion matches";
- iseq @stack, @expect, "Right amount of matches"
- or skip "Won't test individual results as count isn't equal",
- 0 + @expect;
- my $idx = 0;
- foreach my $expect (@expect) {
- iseq $stack [$idx], $expect,
- "Expecting '$expect' at stack pos #$idx";
- $idx ++;
- }
- }
- }
-
-
- {
- my $s = '123453456';
- $s =~ s/(?<digits>\d+)\k<digits>/$+{digits}/;
- ok $s eq '123456', 'Named capture (angle brackets) s///';
- $s = '123453456';
- $s =~ s/(?'digits'\d+)\k'digits'/$+{digits}/;
- ok $s eq '123456', 'Named capture (single quotes) s///';
- }
-
-
- {
- my @ary = (
- pack('U', 0x00F1), # n-tilde
- '_'.pack('U', 0x00F1), # _ + n-tilde
- 'c'.pack('U', 0x0327), # c + cedilla
- pack('U*', 0x00F1, 0x0327), # n-tilde + cedilla
- 'a'.pack('U', 0x00B2), # a + superscript two
- pack('U', 0x0391), # ALPHA
- pack('U', 0x0391).'2', # ALPHA + 2
- pack('U', 0x0391).'_', # ALPHA + _
- );
-
- for my $uni (@ary) {
- my ($r1, $c1, $r2, $c2) = eval qq {
- use utf8;
- scalar ("..foo foo.." =~ /(?'${uni}'foo) \\k'${uni}'/),
- \$+{${uni}},
- scalar ("..bar bar.." =~ /(?<${uni}>bar) \\k<${uni}>/),
- \$+{${uni}};
- };
- ok $r1, "Named capture UTF (?'')";
- ok defined $c1 && $c1 eq 'foo', "Named capture UTF \%+";
- ok $r2, "Named capture UTF (?<>)";
- ok defined $c2 && $c2 eq 'bar', "Named capture UTF \%+";
- }
- }
-
-
- {
- my $s = 'foo bar baz';
- my (@k, @v, @fetch, $res);
- my $count = 0;
- my @names = qw ($+{A} $+{B} $+{C});
- if ($s =~ /(?<A>foo)\s+(?<B>bar)?\s+(?<C>baz)/) {
- while (my ($k, $v) = each (%+)) {
- $count++;
- }
- @k = sort keys (%+);
- @v = sort values (%+);
- $res = 1;
- push @fetch,
- ["$+{A}", "$1"],
- ["$+{B}", "$2"],
- ["$+{C}", "$3"],
- ;
- }
- foreach (0 .. 2) {
- if ($fetch [$_]) {
- iseq $fetch [$_] [0], $fetch [$_] [1], $names [$_];
- } else {
- ok 0, $names[$_];
- }
- }
- iseq $res, 1, "'$s' =~ /(?<A>foo)\\s+(?<B>bar)?\\s+(?<C>baz)/";
- iseq $count, 3, "Got 3 keys in %+ via each";
- iseq 0 + @k, 3, 'Got 3 keys in %+ via keys';
- iseq "@k", "A B C", "Got expected keys";
- iseq "@v", "bar baz foo", "Got expected values";
- eval '
- no warnings "uninitialized";
- print for $+ {this_key_doesnt_exist};
- ';
- ok !$@, 'lvalue $+ {...} should not throw an exception';
- }
-
-
- {
- #
- # Almost the same as the block above, except that the capture is nested.
- #
- local $BugId = '50496';
- my $s = 'foo bar baz';
- my (@k, @v, @fetch, $res);
- my $count = 0;
- my @names = qw ($+{A} $+{B} $+{C} $+{D});
- if ($s =~ /(?<D>(?<A>foo)\s+(?<B>bar)?\s+(?<C>baz))/) {
- while (my ($k,$v) = each(%+)) {
- $count++;
- }
- @k = sort keys (%+);
- @v = sort values (%+);
- $res = 1;
- push @fetch,
- ["$+{A}", "$2"],
- ["$+{B}", "$3"],
- ["$+{C}", "$4"],
- ["$+{D}", "$1"],
- ;
- }
- foreach (0 .. 3) {
- if ($fetch [$_]) {
- iseq $fetch [$_] [0], $fetch [$_] [1], $names [$_];
- } else {
- ok 0, $names [$_];
- }
- }
- iseq $res, 1, "'$s' =~ /(?<D>(?<A>foo)\\s+(?<B>bar)?\\s+(?<C>baz))/";
- iseq $count, 4, "Got 4 keys in %+ via each";
- iseq @k, 4, 'Got 4 keys in %+ via keys';
- iseq "@k", "A B C D", "Got expected keys";
- iseq "@v", "bar baz foo foo bar baz", "Got expected values";
- eval '
- no warnings "uninitialized";
- print for $+ {this_key_doesnt_exist};
- ';
- ok !$@,'lvalue $+ {...} should not throw an exception';
- }
-
-
- {
- my $s = 'foo bar baz';
- my @res;
- if ('1234' =~ /(?<A>1)(?<B>2)(?<A>3)(?<B>4)/) {
- foreach my $name (sort keys(%-)) {
- my $ary = $- {$name};
- foreach my $idx (0 .. $#$ary) {
- push @res, "$name:$idx:$ary->[$idx]";
- }
- }
- }
- my @expect = qw (A:0:1 A:1:3 B:0:2 B:1:4);
- iseq "@res", "@expect", "Check %-";
- eval'
- no warnings "uninitialized";
- print for $- {this_key_doesnt_exist};
- ';
- ok !$@,'lvalue $- {...} should not throw an exception';
- }
-
-
- SKIP:
- {
- # stress test CURLYX/WHILEM.
- #
- # This test includes varying levels of nesting, and according to
- # profiling done against build 28905, exercises every code line in the
- # CURLYX and WHILEM blocks, except those related to LONGJMP, the
- # super-linear cache and warnings. It executes about 0.5M regexes
-
- skip "No psycho tests" if $ENV {PERL_SKIP_PSYCHO_TEST};
- print "# Set PERL_SKIP_PSYCHO_TEST to skip this test\n";
- my $r = qr/^
- (?:
- ( (?:a|z+)+ )
- (?:
- ( (?:b|z+){3,}? )
- (
- (?:
- (?:
- (?:c|z+){1,1}?z
- )?
- (?:c|z+){1,1}
- )*
- )
- (?:z*){2,}
- ( (?:z+|d)+ )
- (?:
- ( (?:e|z+)+ )
- )*
- ( (?:f|z+)+ )
- )*
- ( (?:z+|g)+ )
- (?:
- ( (?:h|z+)+ )
- )*
- ( (?:i|z+)+ )
- )+
- ( (?:j|z+)+ )
- (?:
- ( (?:k|z+)+ )
- )*
- ( (?:l|z+)+ )
- $/x;
-
- my $ok = 1;
- my $msg = "CURLYX stress test";
- OUTER:
- for my $a ("x","a","aa") {
- for my $b ("x","bbb","bbbb") {
- my $bs = $a.$b;
- for my $c ("x","c","cc") {
- my $cs = $bs.$c;
- for my $d ("x","d","dd") {
- my $ds = $cs.$d;
- for my $e ("x","e","ee") {
- my $es = $ds.$e;
- for my $f ("x","f","ff") {
- my $fs = $es.$f;
- for my $g ("x","g","gg") {
- my $gs = $fs.$g;
- for my $h ("x","h","hh") {
- my $hs = $gs.$h;
- for my $i ("x","i","ii") {
- my $is = $hs.$i;
- for my $j ("x","j","jj") {
- my $js = $is.$j;
- for my $k ("x","k","kk") {
- my $ks = $js.$k;
- for my $l ("x","l","ll") {
- my $ls = $ks.$l;
- if ($ls =~ $r) {
- if ($ls =~ /x/) {
- $msg .= ": unexpected match for [$ls]";
- $ok = 0;
- last OUTER;
- }
- my $cap = "$1$2$3$4$5$6$7$8$9$10$11$12";
- unless ($ls eq $cap) {
- $msg .= ": capture: [$ls], got [$cap]";
- $ok = 0;
- last OUTER;
- }
- }
- else {
- unless ($ls =~ /x/) {
- $msg = ": failed for [$ls]";
- $ok = 0;
- last OUTER;
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- ok($ok, $msg);
- }
-
-
- {
- # \, breaks {3,4}
- ok "xaaay" !~ /xa{3\,4}y/, '\, in a pattern';
- ok "xa{3,4}y" =~ /xa{3\,4}y/, '\, in a pattern';
-
- # \c\ followed by _
- ok "x\c_y" !~ /x\c\_y/, '\_ in a pattern';
- ok "x\c\_y" =~ /x\c\_y/, '\_ in a pattern';
-
- # \c\ followed by other characters
- for my $c ("z", "\0", "!", chr(254), chr(256)) {
- my $targ = "a\034$c";
- my $reg = "a\\c\\$c";
- ok eval ("qq/$targ/ =~ /$reg/"), "\\c\\ in pattern";
- }
- }
-
-
- {
- local $BugId = '36046';
- my $str = 'abc';
- my $count = 0;
- my $mval = 0;
- my $pval = 0;
- while ($str =~ /b/g) {$mval = $#-; $pval = $#+; $count ++}
- iseq $mval, 0, '@- should be empty';
- iseq $pval, 0, '@+ should be empty';
- iseq $count, 1, 'Should have matched once only';
- }
-
-
- { # Test the (*PRUNE) pattern
- our $count = 0;
- 'aaab' =~ /a+b?(?{$count++})(*FAIL)/;
- iseq $count, 9, "Expect 9 for no (*PRUNE)";
- $count = 0;
- 'aaab' =~ /a+b?(*PRUNE)(?{$count++})(*FAIL)/;
- iseq $count, 3, "Expect 3 with (*PRUNE)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(*PRUNE)(?{$count++})(*FAIL)/g;
- iseq $count, 4, "/.(*PRUNE)/";
- $count = 0;
- 'aaab' =~ /a+b?(??{'(*PRUNE)'})(?{$count++})(*FAIL)/;
- iseq $count, 3, "Expect 3 with (*PRUNE)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(??{'(*PRUNE)'})(?{$count++})(*FAIL)/g;
- iseq $count, 4, "/.(*PRUNE)/";
- }
-
-
- { # Test the (*SKIP) pattern
- our $count = 0;
- 'aaab' =~ /a+b?(*SKIP)(?{$count++})(*FAIL)/;
- iseq $count, 1, "Expect 1 with (*SKIP)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(*SKIP)(?{$count++})(*FAIL)/g;
- iseq $count, 4, "/.(*SKIP)/";
- $_ = 'aaabaaab';
- $count = 0;
- our @res = ();
- 1 while /(a+b?)(*SKIP)(?{$count++; push @res,$1})(*FAIL)/g;
- iseq $count, 2, "Expect 2 with (*SKIP)";
- iseq "@res", "aaab aaab", "Adjacent (*SKIP) works as expected";
- }
-
-
- { # Test the (*SKIP) pattern
- our $count = 0;
- 'aaab' =~ /a+b?(*MARK:foo)(*SKIP)(?{$count++})(*FAIL)/;
- iseq $count, 1, "Expect 1 with (*SKIP)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(*MARK:foo)(*SKIP)(?{$count++})(*FAIL)/g;
- iseq $count, 4, "/.(*SKIP)/";
- $_ = 'aaabaaab';
- $count = 0;
- our @res = ();
- 1 while /(a+b?)(*MARK:foo)(*SKIP)(?{$count++; push @res,$1})(*FAIL)/g;
- iseq $count, 2, "Expect 2 with (*SKIP)";
- iseq "@res", "aaab aaab", "Adjacent (*SKIP) works as expected";
- }
-
-
- { # Test the (*SKIP) pattern
- our $count = 0;
- 'aaab' =~ /a*(*MARK:a)b?(*MARK:b)(*SKIP:a)(?{$count++})(*FAIL)/;
- iseq $count, 3, "Expect 3 with *MARK:a)b?(*MARK:b)(*SKIP:a)";
- local $_ = 'aaabaaab';
- $count = 0;
- our @res = ();
- 1 while
- /(a*(*MARK:a)b?)(*MARK:x)(*SKIP:a)(?{$count++; push @res,$1})(*FAIL)/g;
- iseq $count, 5, "Expect 5 with (*MARK:a)b?)(*MARK:x)(*SKIP:a)";
- iseq "@res", "aaab b aaab b ",
- "Adjacent (*MARK:a)b?)(*MARK:x)(*SKIP:a) works as expected";
- }
-
-
- { # Test the (*COMMIT) pattern
- our $count = 0;
- 'aaabaaab' =~ /a+b?(*COMMIT)(?{$count++})(*FAIL)/;
- iseq $count, 1, "Expect 1 with (*COMMIT)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(*COMMIT)(?{$count++})(*FAIL)/g;
- iseq $count, 1, "/.(*COMMIT)/";
- $_ = 'aaabaaab';
- $count = 0;
- our @res = ();
- 1 while /(a+b?)(*COMMIT)(?{$count++; push @res,$1})(*FAIL)/g;
- iseq $count, 1, "Expect 1 with (*COMMIT)";
- iseq "@res", "aaab", "Adjacent (*COMMIT) works as expected";
- }
-
-
- {
- # Test named commits and the $REGERROR var
- our $REGERROR;
- for my $name ('', ':foo') {
- for my $pat ("(*PRUNE$name)",
- ($name ? "(*MARK$name)" : "") . "(*SKIP$name)",
- "(*COMMIT$name)") {
- for my $suffix ('(*FAIL)', '') {
- 'aaaab' =~ /a+b$pat$suffix/;
- iseq $REGERROR,
- ($suffix ? ($name ? 'foo' : "1") : ""),
- "Test $pat and \$REGERROR $suffix";
- }
- }
- }
- }
-
-
- {
- # Test named commits and the $REGERROR var
- package Fnorble;
- our $REGERROR;
- for my $name ('', ':foo') {
- for my $pat ("(*PRUNE$name)",
- ($name ? "(*MARK$name)" : "") . "(*SKIP$name)",
- "(*COMMIT$name)") {
- for my $suffix ('(*FAIL)','') {
- 'aaaab' =~ /a+b$pat$suffix/;
- ::iseq $REGERROR,
- ($suffix ? ($name ? 'foo' : "1") : ""),
- "Test $pat and \$REGERROR $suffix";
- }
- }
- }
- }
-
-
- {
- # Test named commits and the $REGERROR var
- local $Message = '$REGERROR';
- our $REGERROR;
- for my $word (qw (bar baz bop)) {
- $REGERROR = "";
- "aaaaa$word" =~
- /a+(?:bar(*COMMIT:bar)|baz(*COMMIT:baz)|bop(*COMMIT:bop))(*FAIL)/;
- iseq $REGERROR, $word;
- }
- }
-
-
- {
- local $BugId = '40684';
- local $Message = '/m in precompiled regexp';
- my $s = "abc\ndef";
- my $rex = qr'^abc$'m;
- ok $s =~ m/$rex/;
- ok $s =~ m/^abc$/m;
- }
-
-
- {
- #Mindnumbingly simple test of (*THEN)
- for ("ABC","BAX") {
- ok /A (*THEN) X | B (*THEN) C/x, "Simple (*THEN) test";
- }
- }
-
-
- {
- local $Message = "Relative Recursion";
- my $parens = qr/(\((?:[^()]++|(?-1))*+\))/;
- local $_ = 'foo((2*3)+4-3) + bar(2*(3+4)-1*(2-3))';
- my ($all, $one, $two) = ('', '', '');
- ok /foo $parens \s* \+ \s* bar $parens/x;
- iseq $1, '((2*3)+4-3)';
- iseq $2, '(2*(3+4)-1*(2-3))';
- iseq $&, 'foo((2*3)+4-3) + bar(2*(3+4)-1*(2-3))';
- iseq $&, $_;
- }
-
- {
- my $spaces=" ";
- local $_ = join 'bar', $spaces, $spaces;
- our $count = 0;
- s/(?>\s+bar)(?{$count++})//g;
- iseq $_, $spaces, "SUSPEND final string";
- iseq $count, 1, "Optimiser should have prevented more than one match";
- }
-
- {
- local $BugId = '36909';
- local $Message = '(?: ... )? should not lose $^R';
- $^R = 'Nothing';
- {
- local $^R = "Bad";
- ok 'x foofoo y' =~ m {
- (foo) # $^R correctly set
- (?{ "last regexp code result" })
- }x;
- iseq $^R, 'last regexp code result';
- }
- iseq $^R, 'Nothing';
-
- {
- local $^R = "Bad";
-
- ok 'x foofoo y' =~ m {
- (?:foo|bar)+ # $^R correctly set
- (?{ "last regexp code result" })
- }x;
- iseq $^R, 'last regexp code result';
- }
- iseq $^R, 'Nothing';
-
- {
- local $^R = "Bad";
- ok 'x foofoo y' =~ m {
- (foo|bar)\1+ # $^R undefined
- (?{ "last regexp code result" })
- }x;
- iseq $^R, 'last regexp code result';
- }
- iseq $^R, 'Nothing';
-
- {
- local $^R = "Bad";
- ok 'x foofoo y' =~ m {
- (foo|bar)\1 # This time without the +
- (?{"last regexp code result"})
- }x;
- iseq $^R, 'last regexp code result';
- }
- iseq $^R, 'Nothing';
- }
-
-
- {
- local $BugId = '22395';
- local $Message = 'Match is linear, not quadratic';
- our $count;
- for my $l (10, 100, 1000) {
- $count = 0;
- ('a' x $l) =~ /(.*)(?{$count++})[bc]/;
- local $TODO = "Should be L+1 not L*(L+3)/2 (L=$l)";
- iseq $count, $l + 1;
- }
- }
-
-
- {
- local $BugId = '22614';
- local $Message = '@-/@+ should not have undefined values';
- local $_ = 'ab';
- our @len = ();
- /(.){1,}(?{push @len,0+@-})(.){1,}(?{})^/;
- iseq "@len", "2 2 2";
- }
-
-
- {
- local $BugId = '18209';
- local $Message = '$& set on s///';
- my $text = ' word1 word2 word3 word4 word5 word6 ';
-
- my @words = ('word1', 'word3', 'word5');
- my $count;
- foreach my $word (@words) {
- $text =~ s/$word\s//gi; # Leave a space to seperate words
- # in the resultant str.
- # The following block is not working.
- if ($&) {
- $count ++;
- }
- # End bad block
- }
- iseq $count, 3;
- iseq $text, ' word2 word4 word6 ';
- }
-
-
- {
- # RT#6893
- local $BugId = '6893';
- local $_ = qq (A\nB\nC\n);
- my @res;
- while (m#(\G|\n)([^\n]*)\n#gsx) {
- push @res, "$2";
- last if @res > 3;
- }
- iseq "@res", "A B C", "/g pattern shouldn't infinite loop";
- }
-
-
- {
- # From Message-ID: <877ixs6oa6.fsf@k75.linux.bogus>
- my $dow_name = "nada";
- my $parser = "(\$dow_name) = \$time_string =~ /(D\x{e9}\\ " .
- "C\x{e9}adaoin|D\x{e9}\\ Sathairn|\\w+|\x{100})/";
- my $time_string = "D\x{e9} C\x{e9}adaoin";
- eval $parser;
- ok !$@, "Test Eval worked";
- iseq $dow_name, $time_string, "UTF-8 trie common prefix extraction";
- }
-
-
- {
- my $v;
- ($v = 'bar') =~ /(\w+)/g;
- $v = 'foo';
- iseq "$1", 'bar', '$1 is safe after /g - may fail due ' .
- 'to specialized config in pp_hot.c'
- }
-
-
- {
- local $Message = "http://nntp.perl.org/group/perl.perl5.porters/118663";
- my $qr_barR1 = qr/(bar)\g-1/;
- ok "foobarbarxyz" =~ $qr_barR1;
- ok "foobarbarxyz" =~ qr/foo${qr_barR1}xyz/;
- ok "foobarbarxyz" =~ qr/(foo)${qr_barR1}xyz/;
- ok "foobarbarxyz" =~ qr/(foo)(bar)\g{-1}xyz/;
- ok "foobarbarxyz" =~ qr/(foo${qr_barR1})xyz/;
- ok "foobarbarxyz" =~ qr/(foo(bar)\g{-1})xyz/;
- }
-
-
- {
- local $BugId = '41010';
- local $Message = 'No optimizer bug';
- my @tails = ('', '(?(1))', '(|)', '()?');
- my @quants = ('*','+');
- my $doit = sub {
- my $pats = shift;
- for (@_) {
- for my $pat (@$pats) {
- for my $quant (@quants) {
- for my $tail (@tails) {
- my $re = "($pat$quant\$)$tail";
- ok /$re/ && $1 eq $_, "'$_' =~ /$re/";
- ok /$re/m && $1 eq $_, "'$_' =~ /$re/m";
- }
- }
- }
- }
- };
-
- my @dpats = ('\d',
- '[1234567890]',
- '(1|[23]|4|[56]|[78]|[90])',
- '(?:1|[23]|4|[56]|[78]|[90])',
- '(1|2|3|4|5|6|7|8|9|0)',
- '(?:1|2|3|4|5|6|7|8|9|0)');
- my @spats = ('[ ]', ' ', '( |\t)', '(?: |\t)', '[ \t]', '\s');
- my @sstrs = (' ');
- my @dstrs = ('12345');
- $doit -> (\@spats, @sstrs);
- $doit -> (\@dpats, @dstrs);
- }
-
-
- {
- local $Message = '$REGMARK';
- our @r = ();
- our ($REGMARK, $REGERROR);
- ok 'foofoo' =~ /foo (*MARK:foo) (?{push @r,$REGMARK}) /x;
- iseq "@r","foo";
- iseq $REGMARK, "foo";
- ok 'foofoo' !~ /foo (*MARK:foo) (*FAIL) /x;
- ok !$REGMARK;
- iseq $REGERROR, 'foo';
- }
-
-
- {
- local $Message = '\K test';
- my $x;
- $x = "abc.def.ghi.jkl";
- $x =~ s/.*\K\..*//;
- iseq $x, "abc.def.ghi";
-
- $x = "one two three four";
- $x =~ s/o+ \Kthree//g;
- iseq $x, "one two four";
-
- $x = "abcde";
- $x =~ s/(.)\K/$1/g;
- iseq $x, "aabbccddee";
- }
-
-
- {
- sub kt {
- return '4' if $_[0] eq '09028623';
- }
- # Nested EVAL using PL_curpm (via $1 or friends)
- my $re;
- our $grabit = qr/ ([0-6][0-9]{7}) (??{ kt $1 }) [890] /x;
- $re = qr/^ ( (??{ $grabit }) ) $ /x;
- my @res = '0902862349' =~ $re;
- iseq join ("-", @res), "0902862349",
- 'PL_curpm is set properly on nested eval';
-
- our $qr = qr/ (o) (??{ $1 }) /x;
- ok 'boob'=~/( b (??{ $qr }) b )/x && 1, "PL_curpm, nested eval";
- }
-
-
- {
- use charnames ":full";
- ok "\N{ROMAN NUMERAL ONE}" =~ /\p{Alphabetic}/, "I =~ Alphabetic";
- ok "\N{ROMAN NUMERAL ONE}" =~ /\p{Uppercase}/, "I =~ Uppercase";
- ok "\N{ROMAN NUMERAL ONE}" !~ /\p{Lowercase}/, "I !~ Lowercase";
- ok "\N{ROMAN NUMERAL ONE}" =~ /\p{IDStart}/, "I =~ ID_Start";
- ok "\N{ROMAN NUMERAL ONE}" =~ /\p{IDContinue}/, "I =~ ID_Continue";
- ok "\N{SMALL ROMAN NUMERAL ONE}" =~ /\p{Alphabetic}/, "i =~ Alphabetic";
- ok "\N{SMALL ROMAN NUMERAL ONE}" !~ /\p{Uppercase}/, "i !~ Uppercase";
- ok "\N{SMALL ROMAN NUMERAL ONE}" =~ /\p{Lowercase}/, "i =~ Lowercase";
- ok "\N{SMALL ROMAN NUMERAL ONE}" =~ /\p{IDStart}/, "i =~ ID_Start";
- ok "\N{SMALL ROMAN NUMERAL ONE}" =~ /\p{IDContinue}/, "i =~ ID_Continue"
- }
-
-
- {
- # requirement of Unicode Technical Standard #18, 1.7 Code Points
- # cf. http://www.unicode.org/reports/tr18/#Supplementary_Characters
- for my $u (0x7FF, 0x800, 0xFFFF, 0x10000) {
- no warnings 'utf8'; # oops
- my $c = chr $u;
- my $x = sprintf '%04X', $u;
- ok "A${c}B" =~ /A[\0-\x{10000}]B/, "Unicode range - $x";
- }
- }
-
-
- {
- my $res="";
-
- if ('1' =~ /(?|(?<digit>1)|(?<digit>2))/) {
- $res = "@{$- {digit}}";
- }
- iseq $res, "1",
- "Check that (?|...) doesnt cause dupe entries in the names array";
-
- $res = "";
- if ('11' =~ /(?|(?<digit>1)|(?<digit>2))(?&digit)/) {
- $res = "@{$- {digit}}";
- }
- iseq $res, "1", "Check that (?&..) to a buffer inside " .
- "a (?|...) goes to the leftmost";
- }
-
-
- {
- use warnings;
- local $Message = "ASCII pattern that really is UTF-8";
- my @w;
- local $SIG {__WARN__} = sub {push @w, "@_"};
- my $c = qq (\x{DF});
- ok $c =~ /${c}|\x{100}/;
- ok @w == 0;
- }
-
-
- {
- local $Message = "Corruption of match results of qr// across scopes";
- my $qr = qr/(fo+)(ba+r)/;
- 'foobar' =~ /$qr/;
- iseq "$1$2", "foobar";
- {
- 'foooooobaaaaar' =~ /$qr/;
- iseq "$1$2", 'foooooobaaaaar';
- }
- iseq "$1$2", "foobar";
- }
-
-
- {
- local $Message = "HORIZWS";
- local $_ = "\t \r\n \n \t".chr(11)."\n";
- s/\H/H/g;
- s/\h/h/g;
- iseq $_, "hhHHhHhhHH";
- $_ = "\t \r\n \n \t" . chr (11) . "\n";
- utf8::upgrade ($_);
- s/\H/H/g;
- s/\h/h/g;
- iseq $_, "hhHHhHhhHH";
- }
-
-
- {
- local $Message = "Various whitespace special patterns";
- my @h = map {chr $_} 0x09, 0x20, 0xa0, 0x1680, 0x180e, 0x2000,
- 0x2001, 0x2002, 0x2003, 0x2004, 0x2005, 0x2006,
- 0x2007, 0x2008, 0x2009, 0x200a, 0x202f, 0x205f,
- 0x3000;
- my @v = map {chr $_} 0x0a, 0x0b, 0x0c, 0x0d, 0x85, 0x2028,
- 0x2029;
- my @lb = ("\x0D\x0A", map {chr $_} 0x0A .. 0x0D, 0x85, 0x2028, 0x2029);
- foreach my $t ([\@h, qr/\h/, qr/\h+/],
- [\@v, qr/\v/, qr/\v+/],
- [\@lb, qr/\R/, qr/\R+/],) {
- my $ary = shift @$t;
- foreach my $pat (@$t) {
- foreach my $str (@$ary) {
- ok $str =~ /($pat)/, $pat;
- iseq $1, $str, $pat;
- utf8::upgrade ($str);
- ok $str =~ /($pat)/, "Upgraded string - $pat";
- iseq $1, $str, "Upgraded string - $pat";
- }
- }
- }
- }
-
-
- {
- local $Message = "Check that \\xDF match properly in its various forms";
- # Test that \xDF matches properly. this is pretty hacky stuff,
- # but its actually needed. The malarky with '-' is to prevent
- # compilation caching from playing any role in the test.
- my @df = (chr (0xDF), '-', chr (0xDF));
- utf8::upgrade ($df [2]);
- my @strs = ('ss', 'sS', 'Ss', 'SS', chr (0xDF));
- my @ss = map {("$_", "$_")} @strs;
- utf8::upgrade ($ss [$_ * 2 + 1]) for 0 .. $#strs;
-
- for my $ssi (0 .. $#ss) {
- for my $dfi (0 .. $#df) {
- my $pat = $df [$dfi];
- my $str = $ss [$ssi];
- my $utf_df = ($dfi > 1) ? 'utf8' : '';
- my $utf_ss = ($ssi % 2) ? 'utf8' : '';
- (my $sstr = $str) =~ s/\xDF/\\xDF/;
-
- if ($utf_df || $utf_ss || length ($ss [$ssi]) == 1) {
- my $ret = $str =~ /$pat/i;
- next if $pat eq '-';
- ok $ret, "\"$sstr\" =~ /\\xDF/i " .
- "(str is @{[$utf_ss||'latin']}, pat is " .
- "@{[$utf_df||'latin']})";
- }
- else {
- my $ret = $str !~ /$pat/i;
- next if $pat eq '-';
- ok $ret, "\"$sstr\" !~ /\\xDF/i " .
- "(str is @{[$utf_ss||'latin']}, pat is " .
- "@{[$utf_df||'latin']})";
- }
- }
- }
- }
-
-
- {
- local $Message = "BBC(Bleadperl Breaks CPAN) Today: String::Multibyte";
- my $re = qr/(?:[\x00-\xFF]{4})/;
- my $hyp = "\0\0\0-";
- my $esc = "\0\0\0\\";
-
- my $str = "$esc$hyp$hyp$esc$esc";
- my @a = ($str =~ /\G(?:\Q$esc$esc\E|\Q$esc$hyp\E|$re)/g);
-
- iseq @a,3;
- local $" = "=";
- iseq "@a","$esc$hyp=$hyp=$esc$esc";
- }
-
-
- {
- # Test for keys in %+ and %-
- local $Message = 'Test keys in %+ and %-';
- no warnings 'uninitialized';
- my $_ = "abcdef";
- /(?<foo>a)|(?<foo>b)/;
- iseq ((join ",", sort keys %+), "foo");
- iseq ((join ",", sort keys %-), "foo");
- iseq ((join ",", sort values %+), "a");
- iseq ((join ",", sort map "@$_", values %-), "a ");
- /(?<bar>a)(?<bar>b)(?<quux>.)/;
- iseq ((join ",", sort keys %+), "bar,quux");
- iseq ((join ",", sort keys %-), "bar,quux");
- iseq ((join ",", sort values %+), "a,c"); # leftmost
- iseq ((join ",", sort map "@$_", values %-), "a b,c");
- /(?<un>a)(?<deux>c)?/; # second buffer won't capture
- iseq ((join ",", sort keys %+), "un");
- iseq ((join ",", sort keys %-), "deux,un");
- iseq ((join ",", sort values %+), "a");
- iseq ((join ",", sort map "@$_", values %-), ",a");
- }
-
-
- {
- # length() on captures, the numbered ones end up in Perl_magic_len
- my $_ = "aoeu \xe6var ook";
- /^ \w+ \s (?<eek>\S+)/x;
-
- iseq length ($`), 0, q[length $`];
- iseq length ($'), 4, q[length $'];
- iseq length ($&), 9, q[length $&];
- iseq length ($1), 4, q[length $1];
- iseq length ($+{eek}), 4, q[length $+{eek} == length $1];
- }
-
-
- {
- my $ok = -1;
-
- $ok = exists ($-{x}) ? 1 : 0 if 'bar' =~ /(?<x>foo)|bar/;
- iseq $ok, 1, '$-{x} exists after "bar"=~/(?<x>foo)|bar/';
- iseq scalar (%+), 0, 'scalar %+ == 0 after "bar"=~/(?<x>foo)|bar/';
- iseq scalar (%-), 1, 'scalar %- == 1 after "bar"=~/(?<x>foo)|bar/';
-
- $ok = -1;
- $ok = exists ($+{x}) ? 1 : 0 if 'bar' =~ /(?<x>foo)|bar/;
- iseq $ok, 0, '$+{x} not exists after "bar"=~/(?<x>foo)|bar/';
- iseq scalar (%+), 0, 'scalar %+ == 0 after "bar"=~/(?<x>foo)|bar/';
- iseq scalar (%-), 1, 'scalar %- == 1 after "bar"=~/(?<x>foo)|bar/';
-
- $ok = -1;
- $ok = exists ($-{x}) ? 1 : 0 if 'foo' =~ /(?<x>foo)|bar/;
- iseq $ok, 1, '$-{x} exists after "foo"=~/(?<x>foo)|bar/';
- iseq scalar (%+), 1, 'scalar %+ == 1 after "foo"=~/(?<x>foo)|bar/';
- iseq scalar (%-), 1, 'scalar %- == 1 after "foo"=~/(?<x>foo)|bar/';
-
- $ok = -1;
- $ok = exists ($+{x}) ? 1 : 0 if 'foo'=~/(?<x>foo)|bar/;
- iseq $ok, 1, '$+{x} exists after "foo"=~/(?<x>foo)|bar/';
- }
-
-
- {
- local $_;
- ($_ = 'abc') =~ /(abc)/g;
- $_ = '123';
- iseq "$1", 'abc', "/g leads to unsafe match vars: $1";
- }
-
-
- {
- local $Message = 'Message-ID: <20070818091501.7eff4831@r2d2>';
- my $str = "";
- for (0 .. 5) {
- my @x;
- $str .= "@x"; # this should ALWAYS be the empty string
- 'a' =~ /(a|)/;
- push @x, 1;
- }
- iseq length ($str), 0, "Trie scope error, string should be empty";
- $str = "";
- my @foo = ('a') x 5;
- for (@foo) {
- my @bar;
- $str .= "@bar";
- s/a|/push @bar, 1/e;
- }
- iseq length ($str), 0, "Trie scope error, string should be empty";
- }
-
-
- {
- local $BugId = '45605';
- # [perl #45605] Regexp failure with utf8-flagged and byte-flagged string
-
- my $utf_8 = "\xd6schel";
- utf8::upgrade ($utf_8);
- $utf_8 =~ m {(\xd6|Ö)schel};
- iseq $1, "\xd6", "Upgrade error";
- }
-
- {
-# more TRIE/AHOCORASICK problems with mixed utf8 / latin-1 and case folding
- for my $chr (160 .. 255) {
- my $chr_byte = chr($chr);
- my $chr_utf8 = chr($chr); utf8::upgrade($chr_utf8);
- my $rx = qr{$chr_byte|X}i;
- ok($chr_utf8 =~ $rx, "utf8/latin, codepoint $chr");
- }
- }
-
- {
- # Regardless of utf8ness any character matches itself when
- # doing a case insensitive match. See also [perl #36207]
- local $BugId = '36207';
- for my $o (0 .. 255) {
- my @ch = (chr ($o), chr ($o));
- utf8::upgrade ($ch [1]);
- for my $u_str (0, 1) {
- for my $u_pat (0, 1) {
- ok $ch [$u_str] =~ /\Q$ch[$u_pat]\E/i,
- "\$c =~ /\$c/i : chr ($o) : u_str = $u_str u_pat = $u_pat";
- ok $ch [$u_str] =~ /\Q$ch[$u_pat]\E|xyz/i,
- "\$c=~/\$c|xyz/i : chr($o) : u_str = $u_str u_pat = $u_pat";
- }
- }
- }
- }
-
-
- {
- our $a = 3; "" =~ /(??{ $a })/;
- our $b = $a;
- iseq $b, $a, "Copy of scalar used for postponed subexpression";
- }
-
-
- {
- local $BugId = '49190';
- local $Message = '$REGMARK in replacement';
- our $REGMARK;
- my $_ = "A";
- ok s/(*:B)A/$REGMARK/;
- iseq $_, "B";
- $_ = "CCCCBAA";
- ok s/(*:X)A+|(*:Y)B+|(*:Z)C+/$REGMARK/g;
- iseq $_, "ZYX";
- }
-
-
- {
- our @ctl_n = ();
- our @plus = ();
- our $nested_tags;
- $nested_tags = qr{
- <
- (\w+)
- (?{
- push @ctl_n,$^N;
- push @plus,$+;
- })
- >
- (??{$nested_tags})*
- </\s* \w+ \s*>
- }x;
-
- my $match = '<bla><blubb></blubb></bla>' =~ m/^$nested_tags$/;
- ok $match, 'nested construct matches';
- iseq "@ctl_n", "bla blubb", '$^N inside of (?{}) works as expected';
- iseq "@plus", "bla blubb", '$+ inside of (?{}) works as expected';
- }
-
-
- {
- local $BugId = '52658';
- local $Message = 'Substitution evaluation in list context';
- my $reg = '../xxx/';
- my @te = ($reg =~ m{^(/?(?:\.\./)*)},
- $reg =~ s/(x)/'b'/eg > 1 ? '##' : '++');
- iseq $reg, '../bbb/';
- iseq $te [0], '../';
- }
-
- # This currently has to come before any "use encoding" in this file.
- {
- local $Message;
- local $BugId = '59342';
- must_warn 'qr/\400/', '^Use of octal value above 377';
- }
-
-
- SKIP: {
- # XXX: This set of tests is essentially broken, POSIX character classes
- # should not have differing definitions under Unicode.
- # There are property names for that.
- skip "Tests assume ASCII", 4 unless $IS_ASCII;
-
- my @notIsPunct = grep {/[[:punct:]]/ and not /\p{IsPunct}/}
- map {chr} 0x20 .. 0x7f;
- iseq join ('', @notIsPunct), '$+<=>^`|~',
- '[:punct:] disagress with IsPunct on Symbols';
-
- my @isPrint = grep {not /[[:print:]]/ and /\p{IsPrint}/}
- map {chr} 0 .. 0x1f, 0x7f .. 0x9f;
- iseq join ('', @isPrint), "\x09\x0a\x0b\x0c\x0d\x85",
- 'IsPrint disagrees with [:print:] on control characters';
-
- my @isPunct = grep {/[[:punct:]]/ != /\p{IsPunct}/}
- map {chr} 0x80 .. 0xff;
- iseq join ('', @isPunct), "\xa1\xab\xb7\xbb\xbf", # ¡ « · » ¿
- 'IsPunct disagrees with [:punct:] outside ASCII';
-
- my @isPunctLatin1 = eval q {
- use encoding 'latin1';
- grep {/[[:punct:]]/ != /\p{IsPunct}/} map {chr} 0x80 .. 0xff;
- };
- skip "Eval failed ($@)", 1 if $@;
- skip "PERL_LEGACY_UNICODE_CHARCLASS_MAPPINGS set to 0", 1
- if !$ENV{PERL_TEST_LEGACY_POSIX_CC};
- iseq join ('', @isPunctLatin1), '',
- 'IsPunct agrees with [:punct:] with explicit Latin1';
- }
-
-
- {
- local $BugId = '60034';
- my $a = "xyzt" x 8192;
- ok $a =~ /\A(?>[a-z])*\z/,
- '(?>) does not cause wrongness on long string';
- my $b = $a . chr 256;
- chop $b;
- {
- iseq $a, $b;
- }
- ok $b =~ /\A(?>[a-z])*\z/,
- '(?>) does not cause wrongness on long string with UTF-8';
- }
-
-
- #
- # Keep the following tests last -- they may crash perl
- #
- print "# Tests that follow may crash perl\n";
- {
- local $BugId = '19049/38869';
- local $Message = 'Pattern in a loop, failure should not ' .
- 'affect previous success';
- my @list = (
- 'ab cdef', # Matches regex
- ('e' x 40000 ) .'ab c' # Matches not, but 'ab c' matches part of it
- );
- my $y;
- my $x;
- foreach (@list) {
- m/ab(.+)cd/i; # The ignore-case seems to be important
- $y = $1; # Use $1, which might not be from the last match!
- $x = substr ($list [0], $- [0], $+ [0] - $- [0]);
- }
- iseq $y, ' ';
- iseq $x, 'ab cd';
- }
-
-
- {
- local $BugId = '24274';
-
- ok (("a" x (2 ** 15 - 10)) =~ /^()(a|bb)*$/, "Recursive stack cracker");
- ok ((q(a)x 100) =~ /^(??{'(.)'x 100})/,
- "Regexp /^(??{'(.)'x 100})/ crashes older perls");
- }
-
-
- {
- eval '/\k/';
- ok $@ =~ /\QSequence \k... not terminated in regex;\E/,
- 'Lone \k not allowed';
- }
-
-
- {
- local $Message = "Substitution with lookahead (possible segv)";
- $_ = "ns1ns1ns1";
- s/ns(?=\d)/ns_/g;
- iseq $_, "ns_1ns_1ns_1";
- $_ = "ns1";
- s/ns(?=\d)/ns_/;
- iseq $_, "ns_1";
- $_ = "123";
- s/(?=\d+)|(?<=\d)/!Bang!/g;
- iseq $_, "!Bang!1!Bang!2!Bang!3!Bang!";
- }
-
-
- {
- # [perl #45337] utf8 + "[a]a{2}" + /$.../ = panic: sv_len_utf8 cache
- local $BugId = '45337';
- local ${^UTF8CACHE} = -1;
- local $Message = "Shouldn't panic";
- my $s = "[a]a{2}";
- utf8::upgrade $s;
- ok "aaa" =~ /$s/;
- }
- {
- local $BugId = '57042';
- local $Message = "Check if tree logic breaks \$^R";
- my $cond_re = qr/\s*
- \s* (?:
- \( \s* A (?{1})
- | \( \s* B (?{2})
- )
- /x;
- my @res;
- for my $line ("(A)","(B)") {
- if ($line =~ m/$cond_re/) {
- push @res, $^R ? "#$^R" : "UNDEF";
- }
- }
- iseq "@res","#1 #2";
- }
- {
- no warnings 'closure';
- my $re = qr/A(??{"1"})/;
- ok "A1B" =~ m/^((??{ $re }))((??{"B"}))$/;
- ok $1 eq "A1";
- ok $2 eq "B";
- }
-
-
- {
- use re 'eval';
- local $Message = 'Test if $^N and $+ work in (?{{})';
- our @ctl_n = ();
- our @plus = ();
- our $nested_tags;
- $nested_tags = qr{
- <
- ((\w)+)
- (?{
- push @ctl_n, (defined $^N ? $^N : "undef");
- push @plus, (defined $+ ? $+ : "undef");
- })
- >
- (??{$nested_tags})*
- </\s* \w+ \s*>
- }x;
-
-
- my $c = 0;
- for my $test (
- # Test structure:
- # [ Expected result, Regex, Expected value(s) of $^N, Expected value(s) of $+ ]
- [ 1, qr#^$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^($nested_tags)$#, "bla blubb <bla><blubb></blubb></bla>", "a b a" ],
- [ 1, qr#^(|)$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^(?:|)$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^<(bl|bla)>$nested_tags<(/\1)>$#, "blubb /bla", "b /bla" ],
- [ 1, qr#(??{"(|)"})$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^(??{"(bla|)"})$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^(??{"(|)"})(??{$nested_tags})$#, "bla blubb undef", "a b undef" ],
- [ 1, qr#^(??{"(?:|)"})$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^((??{"(?:bla|)"}))((??{$nested_tags}))$#, "bla blubb <bla><blubb></blubb></bla>", "a b <bla><blubb></blubb></bla>" ],
- [ 1, qr#^((??{"(?!)?"}))((??{$nested_tags}))$#, "bla blubb <bla><blubb></blubb></bla>", "a b <bla><blubb></blubb></bla>" ],
- [ 1, qr#^((??{"(?:|<(/?bla)>)"}))((??{$nested_tags}))\1$#, "bla blubb <bla><blubb></blubb></bla>", "a b <bla><blubb></blubb></bla>" ],
- [ 0, qr#^((??{"(?!)"}))?((??{$nested_tags}))(?!)$#, "bla blubb undef", "a b undef" ],
-
- ) { #"#silence vim highlighting
- $c++;
- @ctl_n = ();
- @plus = ();
- my $match = (("<bla><blubb></blubb></bla>" =~ $test->[1]) ? 1 : 0);
- push @ctl_n, (defined $^N ? $^N : "undef");
- push @plus, (defined $+ ? $+ : "undef");
- ok($test->[0] == $match, "match $c");
- if ($test->[0] != $match) {
- # unset @ctl_n and @plus
- @ctl_n = @plus = ();
- }
- iseq("@ctl_n", $test->[2], "ctl_n $c");
- iseq("@plus", $test->[3], "plus $c");
- }
- }
-
- {
- use re 'eval';
- local $BugId = '56194';
-
- our $f;
- local $f;
- $f = sub {
- defined $_[0] ? $_[0] : "undef";
- };
-
- ok("123" =~ m/^(\d)(((??{1 + $^N})))+$/);
-
- our @ctl_n;
- our @plus;
-
- my $re = qr#(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))*(?{$^N})#;
- my $re2 = qr#(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))*(?{$^N})(|a(b)c|def)(??{"$^R"})#;
- my $re3 = qr#(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1})){2}(?{$^N})(|a(b)c|def)(??{"$^R"})#;
- our $re5;
- local $re5 = qr#(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1})){2}(?{$^N})#;
- my $re6 = qr#(??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1})#;
- my $re7 = qr#(??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1})#;
- my $re8 = qr/(\d+)/;
- my $c = 0;
- for my $test (
- # Test structure:
- # [
- # String to match
- # Regex too match
- # Expected values of $^N
- # Expected values of $+
- # Expected values of $1, $2, $3, $4 and $5
- # ]
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(??{$^N})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(abc|def|)?(??{$+})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(|abc|def)?(??{$+})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(abc|def|)?(??{$^N})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(|abc|def)?(??{$^N})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "123abc3",
- qr#^($re)(|a(b)c|def)(??{$^R})$#,
- "1 2 3 abc",
- "1 2 3 b",
- "\$1 = 123, \$2 = 1, \$3 = 3, \$4 = abc, \$5 = b",
- ],
- [
- "123abc3",
- qr#^($re2)$#,
- "1 2 3 123abc3",
- "1 2 3 b",
- "\$1 = 123abc3, \$2 = 1, \$3 = 3, \$4 = abc, \$5 = b",
- ],
- [
- "123abc3",
- qr#^($re3)$#,
- "1 2 123abc3",
- "1 2 b",
- "\$1 = 123abc3, \$2 = 1, \$3 = 3, \$4 = abc, \$5 = b",
- ],
- [
- "123abc3",
- qr#^(??{$re5})(|abc|def)(??{"$^R"})$#,
- "1 2 abc",
- "1 2 abc",
- "\$1 = abc, \$2 = undef, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "123abc3",
- qr#^(??{$re5})(|a(b)c|def)(??{"$^R"})$#,
- "1 2 abc",
- "1 2 b",
- "\$1 = abc, \$2 = b, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1234",
- qr#^((\d+)((??{push @ctl_n, $f->($^N); push @plus, $f->($+);$^N + 1}))((??{push @ctl_n, $f->($^N); push @plus, $f->($+);$^N + 1}))((??{push @ctl_n, $f->($^N); push @plus, $f->($+);$^N + 1})))$#,
- "1234 123 12 1 2 3 1234",
- "1234 123 12 1 2 3 4",
- "\$1 = 1234, \$2 = 1, \$3 = 2, \$4 = 3, \$5 = 4",
- ],
- [
- "1234556",
- qr#^(\d+)($re6)($re6)($re6)$re6(($re6)$re6)$#,
- "1234556 123455 12345 1234 123 12 1 2 3 4 4 5 56",
- "1234556 123455 12345 1234 123 12 1 2 3 4 4 5 5",
- "\$1 = 1, \$2 = 2, \$3 = 3, \$4 = 4, \$5 = 56",
- ],
- [
- "12345562",
- qr#^((??{$re8}))($re7)($re7)($re7)$re7($re7)($re7(\2))$#,
- "12345562 1234556 123455 12345 1234 123 12 1 2 3 4 4 5 62",
- "12345562 1234556 123455 12345 1234 123 12 1 2 3 4 4 5 2",
- "\$1 = 1, \$2 = 2, \$3 = 3, \$4 = 4, \$5 = 5",
- ],
- ) {
- $c++;
- @ctl_n = ();
- @plus = ();
- undef $^R;
- my $match = $test->[0] =~ $test->[1];
- my $str = join(", ", '$1 = '.$f->($1), '$2 = '.$f->($2), '$3 = '.$f->($3), '$4 = '.$f->($4),'$5 = '.$f->($5));
- push @ctl_n, $f->($^N);
- push @plus, $f->($+);
- ok($match, "match $c");
- if (not $match) {
- # unset $str, @ctl_n and @plus
- $str = "";
- @ctl_n = @plus = ();
- }
- iseq("@ctl_n", $test->[2], "ctl_n $c");
- iseq("@plus", $test->[3], "plus $c");
- iseq($str, $test->[4], "str $c");
- }
- SKIP: {
- if ($] le '5.010') {
- skip "test segfaults on perl < 5.10", 4;
- }
-
- @ctl_n = ();
- @plus = ();
-
- our $re4;
- local $re4 = qr#(1)((??{push @ctl_n, $f->($^N); push @plus, $f->($+);$^N + 1})){2}(?{$^N})(|abc|def)(??{"$^R"})#;
- undef $^R;
- my $match = "123abc3" =~ m/^(??{$re4})$/;
- my $str = join(", ", '$1 = '.$f->($1), '$2 = '.$f->($2), '$3 = '.$f->($3), '$4 = '.$f->($4),'$5 = '.$f->($5),'$^R = '.$f->($^R));
- push @ctl_n, $f->($^N);
- push @plus, $f->($+);
- ok($match);
- if (not $match) {
- # unset $str
- @ctl_n = ();
- @plus = ();
- $str = "";
- }
- iseq("@ctl_n", "1 2 undef");
- iseq("@plus", "1 2 undef");
- iseq($str, "\$1 = undef, \$2 = undef, \$3 = undef, \$4 = undef, \$5 = undef, \$^R = undef");
- }
- }
-
- # This only works under -DEBUGGING because it relies on an assert().
- {
- local $BugId = '60508';
- local $Message = "Check capture offset re-entrancy of utf8 code.";
-
- sub fswash { $_[0] =~ s/([>X])//g; }
-
- my $k1 = "." x 4 . ">>";
- fswash($k1);
-
- my $k2 = "\x{f1}\x{2022}";
- $k2 =~ s/([\360-\362])/>/g;
- fswash($k2);
-
- iseq($k2, "\x{2022}", "utf8::SWASHNEW doesn't cause capture leaks");
- }
-
-
- {
- local $BugId = 65372; # minimal CURLYM limited to 32767 matches
- my @pat = (
- qr{a(x|y)*b}, # CURLYM
- qr{a(x|y)*?b}, # .. with minmod
- qr{a([wx]|[yz])*b}, # .. and without tries
- qr{a([wx]|[yz])*?b},
- );
- my $len = 32768;
- my $s = join '', 'a', 'x' x $len, 'b';
- for my $pat (@pat) {
- ok($s =~ $pat, $pat);
- }
- }
- #
- # This should be the last test.
- #
- iseq $test + 1, $EXPECTED_TESTS, "Got the right number of tests!";
-
} # End of sub run_tests
1;
$| = 1;
-my $EXPECTED_TESTS = 4066; # Update this when adding/deleting tests.
BEGIN {
chdir 't' if -d 't';
- @INC = '../lib';
+ @INC = ('../lib','.');
+ do "re/ReTest.pl" or die $@;
}
-our $TODO;
-our $Message = "Noname test";
-our $Error;
-our $DiePattern;
-our $WarnPattern;
-our $BugId;
-our $PatchId;
-our $running_as_thread;
-my $ordA = ord ('A'); # This defines ASCII/UTF-8 vs EBCDIC/UTF-EBCDIC
-# This defined the platform.
-my $IS_ASCII = $ordA == 65;
-my $IS_EBCDIC = $ordA == 193;
-use vars '%Config';
-eval 'use Config'; # Defaults assumed if this fails
-
-my $test = 0;
-
-print "1..$EXPECTED_TESTS\n";
-
-run_tests unless caller ();
-
-END {
-}
-
-sub pretty {
- my ($mess) = @_;
- $mess =~ s/\n/\\n/g;
- $mess =~ s/\r/\\r/g;
- $mess =~ s/\t/\\t/g;
- $mess =~ s/([\00-\37\177])/sprintf '\%03o', ord $1/eg;
- $mess =~ s/#/\\#/g;
- $mess;
-}
-
-sub safe_globals {
- defined($_) and s/#/\\#/g for $BugId, $PatchId, $TODO;
-}
-
-sub _ok {
- my ($ok, $mess, $error) = @_;
- safe_globals();
- $mess = pretty ($mess // $Message);
- $mess .= "; Bug $BugId" if defined $BugId;
- $mess .= "; Patch $PatchId" if defined $PatchId;
- $mess .= " # TODO $TODO" if defined $TODO;
-
- my $line_nr = (caller(1)) [2];
-
- printf "%sok %d - %s\n",
- ($ok ? "" : "not "),
- ++ $test,
- "$mess\tLine $line_nr";
-
- unless ($ok) {
- print "# Failed test at line $line_nr\n" unless defined $TODO;
- if ($error //= $Error) {
- no warnings 'utf8';
- chomp $error;
- $error = join "\n#", map {pretty $_} split /\n\h*#/ => $error;
- $error = "# $error" unless $error =~ /^\h*#/;
- print $error, "\n";
- }
- }
-
- return $ok;
-}
-
-# Force scalar context on the pattern match
-sub ok ($;$$) {_ok $_ [0], $_ [1], $_ [2]}
-sub nok ($;$$) {_ok !$_ [0], "Failed: " . ($_ [1] // $Message), $_ [2]}
-
-
-sub skip {
- my $why = shift;
- safe_globals();
- $why =~ s/\n.*//s;
- $why .= "; Bug $BugId" if defined $BugId;
- # seems like the new harness code doesnt like todo and skip to be mixed.
- # which seems like a bug in the harness to me. -- dmq
- #$why .= " # TODO $TODO" if defined $TODO;
-
- my $n = shift // 1;
- my $line_nr = (caller(0)) [2];
- for (1 .. $n) {
- ++ $test;
- #print "not " if defined $TODO;
- print "ok $test # skip $why\tLine $line_nr\n";
- }
- no warnings "exiting";
- last SKIP;
-}
-
-sub iseq ($$;$) {
- my ($got, $expect, $name) = @_;
-
- $_ = defined ($_) ? "'$_'" : "undef" for $got, $expect;
-
- my $ok = $got eq $expect;
- my $error = "# expected: $expect\n" .
- "# result: $got";
-
- _ok $ok, $name, $error;
-}
-
-sub isneq ($$;$) {
- my ($got, $expect, $name) = @_;
- my $todo = $TODO ? " # TODO $TODO" : '';
-
- $_ = defined ($_) ? "'$_'" : "undef" for $got, $expect;
-
- my $ok = $got ne $expect;
- my $error = "# results are equal ($got)";
-
- _ok $ok, $name, $error;
-}
-
-
-sub eval_ok ($;$) {
- my ($code, $name) = @_;
- local $@;
- if (ref $code) {
- _ok eval {&$code} && !$@, $name;
- }
- else {
- _ok eval ($code) && !$@, $name;
- }
-}
-
-sub must_die {
- my ($code, $pattern, $name) = @_;
- $pattern //= $DiePattern;
- undef $@;
- ref $code ? &$code : eval $code;
- my $r = $@ && $@ =~ /$pattern/;
- _ok $r, $name // $Message // "\$\@ =~ /$pattern/";
-}
-
-sub must_warn {
- my ($code, $pattern, $name) = @_;
- $pattern //= $WarnPattern;
- my $w;
- local $SIG {__WARN__} = sub {$w .= join "" => @_};
- use warnings 'all';
- ref $code ? &$code : eval $code;
- my $r = $w && $w =~ /$pattern/;
- $w //= "UNDEF";
- _ok $r, $name // $Message // "Got warning /$pattern/",
- "# expected: /$pattern/\n" .
- "# result: $w";
-}
-
-sub may_not_warn {
- my ($code, $name) = @_;
- my $w;
- local $SIG {__WARN__} = sub {$w .= join "" => @_};
- use warnings 'all';
- ref $code ? &$code : eval $code;
- _ok !$w, $name // ($Message ? "$Message (did not warn)"
- : "Did not warn"),
- "Got warning '$w'";
-}
+plan tests => 1185; # Update this when adding/deleting tests.
+run_tests() unless caller;
#
# Tests start here.
#
sub run_tests {
- {
-
- my $x = "abc\ndef\n";
-
- ok $x =~ /^abc/, qq ["$x" =~ /^abc/];
- ok $x !~ /^def/, qq ["$x" !~ /^def/];
-
- # used to be a test for $*
- ok $x =~ /^def/m, qq ["$x" =~ /^def/m];
-
- nok $x =~ /^xxx/, qq ["$x" =~ /^xxx/];
- nok $x !~ /^abc/, qq ["$x" !~ /^abc/];
-
- ok $x =~ /def/, qq ["$x" =~ /def/];
- nok $x !~ /def/, qq ["$x" !~ /def/];
-
- ok $x !~ /.def/, qq ["$x" !~ /.def/];
- nok $x =~ /.def/, qq ["$x" =~ /.def/];
-
- ok $x =~ /\ndef/, qq ["$x" =~ /\ndef/];
- nok $x !~ /\ndef/, qq ["$x" !~ /\ndef/];
- }
-
- {
- $_ = '123';
- ok /^([0-9][0-9]*)/, qq [\$_ = '$_'; /^([0-9][0-9]*)/];
- }
-
- {
- $_ = 'aaabbbccc';
- ok /(a*b*)(c*)/ && $1 eq 'aaabbb' && $2 eq 'ccc',
- qq [\$_ = '$_'; /(a*b*)(c*)/];
- ok /(a+b+c+)/ && $1 eq 'aaabbbccc', qq [\$_ = '$_'; /(a+b+c+)/];
- nok /a+b?c+/, qq [\$_ = '$_'; /a+b?c+/];
-
- $_ = 'aaabccc';
- ok /a+b?c+/, qq [\$_ = '$_'; /a+b?c+/];
- ok /a*b?c*/, qq [\$_ = '$_'; /a*b?c*/];
-
- $_ = 'aaaccc';
- ok /a*b?c*/, qq [\$_ = '$_'; /a*b?c*/];
- nok /a*b+c*/, qq [\$_ = '$_'; /a*b+c*/];
-
- $_ = 'abcdef';
- ok /bcd|xyz/, qq [\$_ = '$_'; /bcd|xyz/];
- ok /xyz|bcd/, qq [\$_ = '$_'; /xyz|bcd/];
- ok m|bc/*d|, qq [\$_ = '$_'; m|bc/*d|];
- ok /^$_$/, qq [\$_ = '$_'; /^\$_\$/];
- }
-
- {
- # used to be a test for $*
- ok "ab\ncd\n" =~ /^cd/m, qq ["ab\ncd\n" =~ /^cd/m];
- }
-
- {
- our %XXX = map {($_ => $_)} 123, 234, 345;
-
- our @XXX = ('ok 1','not ok 1', 'ok 2','not ok 2','not ok 3');
- while ($_ = shift(@XXX)) {
- my $f = index ($_, 'not') >= 0 ? \&nok : \&ok;
- my $r = ?(.*)?;
- &$f ($r, "?(.*)?");
- /not/ && reset;
- if (/not ok 2/) {
- if ($^O eq 'VMS') {
- $_ = shift(@XXX);
- }
- else {
- reset 'X';
- }
- }
- }
-
- SKIP: {
- if ($^O eq 'VMS') {
- skip "Reset 'X'", 1;
- }
- ok !keys %XXX, "%XXX is empty";
- }
-
- }
-
- {
- local $Message = "Test empty pattern";
- my $xyz = 'xyz';
- my $cde = 'cde';
-
- $cde =~ /[^ab]*/;
- $xyz =~ //;
- iseq $&, $xyz;
-
- my $foo = '[^ab]*';
- $cde =~ /$foo/;
- $xyz =~ //;
- iseq $&, $xyz;
-
- $cde =~ /$foo/;
- my $null;
- no warnings 'uninitialized';
- $xyz =~ /$null/;
- iseq $&, $xyz;
-
- $null = "";
- $xyz =~ /$null/;
- iseq $&, $xyz;
- }
-
- {
- local $Message = q !Check $`, $&, $'!;
- $_ = 'abcdefghi';
- /def/; # optimized up to cmd
- iseq "$`:$&:$'", 'abc:def:ghi';
-
- no warnings 'void';
- /cde/ + 0; # optimized only to spat
- iseq "$`:$&:$'", 'ab:cde:fghi';
-
- /[d][e][f]/; # not optimized
- iseq "$`:$&:$'", 'abc:def:ghi';
- }
-
- {
- $_ = 'now is the {time for all} good men to come to.';
- / {([^}]*)}/;
- iseq $1, 'time for all', "Match braces";
- }
-
- {
- local $Message = "{N,M} quantifier";
- $_ = 'xxx {3,4} yyy zzz';
- ok /( {3,4})/;
- iseq $1, ' ';
- ok !/( {4,})/;
- ok /( {2,3}.)/;
- iseq $1, ' y';
- ok /(y{2,3}.)/;
- iseq $1, 'yyy ';
- ok !/x {3,4}/;
- ok !/^xxx {3,4}/;
- }
-
- {
- local $Message = "Test /g";
- local $" = ":";
- $_ = "now is the time for all good men to come to.";
- my @words = /(\w+)/g;
- my $exp = "now:is:the:time:for:all:good:men:to:come:to";
-
- iseq "@words", $exp;
-
- @words = ();
- while (/\w+/g) {
- push (@words, $&);
- }
- iseq "@words", $exp;
-
- @words = ();
- pos = 0;
- while (/to/g) {
- push(@words, $&);
- }
- iseq "@words", "to:to";
-
- pos $_ = 0;
- @words = /to/g;
- iseq "@words", "to:to";
- }
-
- {
- $_ = "abcdefghi";
-
- my $pat1 = 'def';
- my $pat2 = '^def';
- my $pat3 = '.def.';
- my $pat4 = 'abc';
- my $pat5 = '^abc';
- my $pat6 = 'abc$';
- my $pat7 = 'ghi';
- my $pat8 = '\w*ghi';
- my $pat9 = 'ghi$';
-
- my $t1 = my $t2 = my $t3 = my $t4 = my $t5 =
- my $t6 = my $t7 = my $t8 = my $t9 = 0;
-
- for my $iter (1 .. 5) {
- $t1++ if /$pat1/o;
- $t2++ if /$pat2/o;
- $t3++ if /$pat3/o;
- $t4++ if /$pat4/o;
- $t5++ if /$pat5/o;
- $t6++ if /$pat6/o;
- $t7++ if /$pat7/o;
- $t8++ if /$pat8/o;
- $t9++ if /$pat9/o;
- }
- my $x = "$t1$t2$t3$t4$t5$t6$t7$t8$t9";
- iseq $x, '505550555', "Test /o";
- }
-
-
- SKIP: {
- my $xyz = 'xyz';
- ok "abc" =~ /^abc$|$xyz/, "| after \$";
-
- # perl 4.009 says "unmatched ()"
- local $Message = '$ inside ()';
-
- my $result;
- eval '"abc" =~ /a(bc$)|$xyz/; $result = "$&:$1"';
- iseq $@, "" or skip "eval failed", 1;
- iseq $result, "abc:bc";
- }
-
-
- {
- local $Message = "Scalar /g";
- $_ = "abcfooabcbar";
-
- ok /abc/g && $` eq "";
- ok /abc/g && $` eq "abcfoo";
- ok !/abc/g;
-
- local $Message = "Scalar /gi";
- pos = 0;
- ok /ABC/gi && $` eq "";
- ok /ABC/gi && $` eq "abcfoo";
- ok !/ABC/gi;
-
- local $Message = "Scalar /g";
- pos = 0;
- ok /abc/g && $' eq "fooabcbar";
- ok /abc/g && $' eq "bar";
-
- $_ .= '';
- my @x = /abc/g;
- iseq @x, 2, "/g reset after assignment";
- }
-
- {
- local $Message = '/g, \G and pos';
- $_ = "abdc";
- pos $_ = 2;
- /\Gc/gc;
- iseq pos $_, 2;
- /\Gc/g;
- ok !defined pos $_;
- }
-
- {
- local $Message = '(?{ })';
- our $out = 1;
- 'abc' =~ m'a(?{ $out = 2 })b';
- iseq $out, 2;
-
- $out = 1;
- 'abc' =~ m'a(?{ $out = 3 })c';
- iseq $out, 1;
- }
-
-
- {
- $_ = 'foobar1 bar2 foobar3 barfoobar5 foobar6';
- my @out = /(?<!foo)bar./g;
- iseq "@out", 'bar2 barf', "Negative lookbehind";
- }
-
- {
- local $Message = "REG_INFTY tests";
- # Tests which depend on REG_INFTY
- $::reg_infty = $Config {reg_infty} // 32767;
- $::reg_infty_m = $::reg_infty - 1;
- $::reg_infty_p = $::reg_infty + 1;
- $::reg_infty_m = $::reg_infty_m; # Surpress warning.
-
- # As well as failing if the pattern matches do unexpected things, the
- # next three tests will fail if you should have picked up a lower-than-
- # default value for $reg_infty from Config.pm, but have not.
-
- eval_ok q (('aaa' =~ /(a{1,$::reg_infty_m})/)[0] eq 'aaa');
- eval_ok q (('a' x $::reg_infty_m) =~ /a{$::reg_infty_m}/);
- eval_ok q (('a' x ($::reg_infty_m - 1)) !~ /a{$::reg_infty_m}/);
- eval "'aaa' =~ /a{1,$::reg_infty}/";
- ok $@ =~ /^\QQuantifier in {,} bigger than/;
- eval "'aaa' =~ /a{1,$::reg_infty_p}/";
- ok $@ =~ /^\QQuantifier in {,} bigger than/;
- }
-
- {
- # Poke a couple more parse failures
- my $context = 'x' x 256;
- eval qq("${context}y" =~ /(?<=$context)y/);
- ok $@ =~ /^\QLookbehind longer than 255 not/, "Lookbehind limit";
- }
-
- {
- # Long Monsters
- local $Message = "Long monster";
- for my $l (125, 140, 250, 270, 300000, 30) { # Ordered to free memory
- my $a = 'a' x $l;
- local $Error = "length = $l";
- ok "ba$a=" =~ /a$a=/;
- nok "b$a=" =~ /a$a=/;
- ok "b$a=" =~ /ba+=/;
-
- ok "ba$a=" =~ /b(?:a|b)+=/;
- }
- }
-
-
- {
- # 20000 nodes, each taking 3 words per string, and 1 per branch
- my $long_constant_len = join '|', 12120 .. 32645;
- my $long_var_len = join '|', 8120 .. 28645;
- my %ans = ( 'ax13876y25677lbc' => 1,
- 'ax13876y25677mcb' => 0, # not b.
- 'ax13876y35677nbc' => 0, # Num too big
- 'ax13876y25677y21378obc' => 1,
- 'ax13876y25677y21378zbc' => 0, # Not followed by [k-o]
- 'ax13876y25677y21378y21378kbc' => 1,
- 'ax13876y25677y21378y21378kcb' => 0, # Not b.
- 'ax13876y25677y21378y21378y21378kbc' => 0, # 5 runs
- );
-
- local $Message = "20000 nodes";
- for (keys %ans) {
- local $Error = "const-len '$_'";
- ok !($ans{$_} xor /a(?=([yx]($long_constant_len)){2,4}[k-o]).*b./o);
-
- local $Error = "var-len '$_'";
- ok !($ans{$_} xor /a(?=([yx]($long_var_len)){2,4}[k-o]).*b./o);
- }
- }
-
- {
- local $Message = "Complicated backtracking";
- $_ = " a (bla()) and x(y b((l)u((e))) and b(l(e)e)e";
- my $expect = "(bla()) ((l)u((e))) (l(e)e)";
-
- use vars '$c';
- sub matchit {
- m/
- (
- \(
- (?{ $c = 1 }) # Initialize
- (?:
- (?(?{ $c == 0 }) # PREVIOUS iteration was OK, stop the loop
- (?!
- ) # Fail: will unwind one iteration back
- )
- (?:
- [^()]+ # Match a big chunk
- (?=
- [()]
- ) # Do not try to match subchunks
- |
- \(
- (?{ ++$c })
- |
- \)
- (?{ --$c })
- )
- )+ # This may not match with different subblocks
- )
- (?(?{ $c != 0 })
- (?!
- ) # Fail
- ) # Otherwise the chunk 1 may succeed with $c>0
- /xg;
- }
-
- my @ans = ();
- my $res;
- push @ans, $res while $res = matchit;
- iseq "@ans", "1 1 1";
-
- @ans = matchit;
- iseq "@ans", $expect;
-
- local $Message = "Recursion with (??{ })";
- our $matched;
- $matched = qr/\((?:(?>[^()]+)|(??{$matched}))*\)/;
-
- @ans = my @ans1 = ();
- push (@ans, $res), push (@ans1, $&) while $res = m/$matched/g;
-
- iseq "@ans", "1 1 1";
- iseq "@ans1", $expect;
-
- @ans = m/$matched/g;
- iseq "@ans", $expect;
-
- }
-
- {
- ok "abc" =~ /^(??{"a"})b/, '"abc" =~ /^(??{"a"})b/';
- }
-
- {
- my @ans = ('a/b' =~ m%(.*/)?(.*)%); # Stack may be bad
- iseq "@ans", 'a/ b', "Stack may be bad";
- }
-
- {
- local $Message = "Eval-group not allowed at runtime";
- my $code = '{$blah = 45}';
- our $blah = 12;
- eval { /(?$code)/ };
- ok $@ && $@ =~ /not allowed at runtime/ && $blah == 12;
-
- for $code ('{$blah = 45}','=xx') {
- $blah = 12;
- my $res = eval { "xx" =~ /(?$code)/o };
- no warnings 'uninitialized';
- local $Error = "'$@', '$res', '$blah'";
- if ($code eq '=xx') {
- ok !$@ && $res;
- }
- else {
- ok $@ && $@ =~ /not allowed at runtime/ && $blah == 12;
- }
- }
-
- $code = '{$blah = 45}';
- $blah = 12;
- eval "/(?$code)/";
- iseq $blah, 45;
-
- $blah = 12;
- /(?{$blah = 45})/;
- iseq $blah, 45;
- }
-
- {
- local $Message = "Pos checks";
- my $x = 'banana';
- $x =~ /.a/g;
- iseq pos ($x), 2;
-
- $x =~ /.z/gc;
- iseq pos ($x), 2;
-
- sub f {
- my $p = $_[0];
- return $p;
- }
-
- $x =~ /.a/g;
- iseq f (pos ($x)), 4;
- }
-
- {
- local $Message = 'Checking $^R';
- our $x = $^R = 67;
- 'foot' =~ /foo(?{$x = 12; 75})[t]/;
- iseq $^R, 75;
-
- $x = $^R = 67;
- 'foot' =~ /foo(?{$x = 12; 75})[xy]/;
- ok $^R eq '67' && $x eq '12';
-
- $x = $^R = 67;
- 'foot' =~ /foo(?{ $^R + 12 })((?{ $x = 12; $^R + 17 })[xy])?/;
- ok $^R eq '79' && $x eq '12';
- }
-
- {
- iseq qr/\b\v$/i, '(?i-xsm:\b\v$)', 'qr/\b\v$/i';
- iseq qr/\b\v$/s, '(?s-xim:\b\v$)', 'qr/\b\v$/s';
- iseq qr/\b\v$/m, '(?m-xis:\b\v$)', 'qr/\b\v$/m';
- iseq qr/\b\v$/x, '(?x-ism:\b\v$)', 'qr/\b\v$/x';
- iseq qr/\b\v$/xism, '(?msix:\b\v$)', 'qr/\b\v$/xism';
- iseq qr/\b\v$/, '(?-xism:\b\v$)', 'qr/\b\v$/';
- }
-
-
- {
- local $Message = "Look around";
- $_ = 'xabcx';
- SKIP:
- foreach my $ans ('', 'c') {
- ok /(?<=(?=a)..)((?=c)|.)/g or skip "Match failed", 1;
- iseq $1, $ans;
- }
- }
-
- {
- local $Message = "Empty clause";
- $_ = 'a';
- foreach my $ans ('', 'a', '') {
- ok /^|a|$/g or skip "Match failed", 1;
- iseq $&, $ans;
- }
- }
-
- {
- local $Message = "Prefixify";
- sub prefixify {
- SKIP: {
- my ($v, $a, $b, $res) = @_;
- ok $v =~ s/\Q$a\E/$b/ or skip "Match failed", 1;
- iseq $v, $res;
- }
- }
-
- prefixify ('/a/b/lib/arch', "/a/b/lib", 'X/lib', 'X/lib/arch');
- prefixify ('/a/b/man/arch', "/a/b/man", 'X/man', 'X/man/arch');
- }
-
- {
- $_ = 'var="foo"';
- /(\")/;
- ok $1 && /$1/, "Capture a quote";
- }
-
- {
- local $Message = "Call code from qr //";
- $a = qr/(?{++$b})/;
- $b = 7;
- ok /$a$a/ && $b eq '9';
-
- $c="$a";
- ok /$a$a/ && $b eq '11';
-
- undef $@;
- eval {/$c/};
- ok $@ && $@ =~ /not allowed at runtime/;
-
- use re "eval";
- /$a$c$a/;
- iseq $b, '14';
-
- our $lex_a = 43;
- our $lex_b = 17;
- our $lex_c = 27;
- my $lex_res = ($lex_b =~ qr/$lex_b(?{ $lex_c = $lex_a++ })/);
-
- iseq $lex_res, 1;
- iseq $lex_a, 44;
- iseq $lex_c, 43;
-
- no re "eval";
- undef $@;
- my $match = eval { /$a$c$a/ };
- ok $@ && $@ =~ /Eval-group not allowed/ && !$match;
- iseq $b, '14';
-
- $lex_a = 2;
- $lex_a = 43;
- $lex_b = 17;
- $lex_c = 27;
- $lex_res = ($lex_b =~ qr/17(?{ $lex_c = $lex_a++ })/);
-
- iseq $lex_res, 1;
- iseq $lex_a, 44;
- iseq $lex_c, 43;
-
- }
-
-
- {
- no warnings 'closure';
- local $Message = '(?{ $var } refers to package vars';
- package aa;
- our $c = 2;
- $::c = 3;
- '' =~ /(?{ $c = 4 })/;
- main::iseq $c, 4;
- main::iseq $::c, 3;
- }
-
-
- {
- must_die 'q(a:[b]:) =~ /[x[:foo:]]/',
- 'POSIX class \[:[^:]+:\] unknown in regex',
- 'POSIX class [: :] must have valid name';
-
- for my $d (qw [= .]) {
- must_die "/[[${d}foo${d}]]/",
- "\QPOSIX syntax [$d $d] is reserved for future extensions",
- "POSIX syntax [[$d $d]] is an error";
- }
- }
-
-
- {
- # test if failure of patterns returns empty list
- local $Message = "Failed pattern returns empty list";
- $_ = 'aaa';
- @_ = /bbb/;
- iseq "@_", "";
-
- @_ = /bbb/g;
- iseq "@_", "";
-
- @_ = /(bbb)/;
- iseq "@_", "";
-
- @_ = /(bbb)/g;
- iseq "@_", "";
- }
-
-
- {
- local $Message = '@- and @+ tests';
-
- /a(?=.$)/;
- iseq $#+, 0;
- iseq $#-, 0;
- iseq $+ [0], 2;
- iseq $- [0], 1;
- ok !defined $+ [1] && !defined $- [1] &&
- !defined $+ [2] && !defined $- [2];
-
- /a(a)(a)/;
- iseq $#+, 2;
- iseq $#-, 2;
- iseq $+ [0], 3;
- iseq $- [0], 0;
- iseq $+ [1], 2;
- iseq $- [1], 1;
- iseq $+ [2], 3;
- iseq $- [2], 2;
- ok !defined $+ [3] && !defined $- [3] &&
- !defined $+ [4] && !defined $- [4];
-
-
- /.(a)(b)?(a)/;
- iseq $#+, 3;
- iseq $#-, 3;
- iseq $+ [1], 2;
- iseq $- [1], 1;
- iseq $+ [3], 3;
- iseq $- [3], 2;
- ok !defined $+ [2] && !defined $- [2] &&
- !defined $+ [4] && !defined $- [4];
-
-
- /.(a)/;
- iseq $#+, 1;
- iseq $#-, 1;
- iseq $+ [0], 2;
- iseq $- [0], 0;
- iseq $+ [1], 2;
- iseq $- [1], 1;
- ok !defined $+ [2] && !defined $- [2] &&
- !defined $+ [3] && !defined $- [3];
-
- /.(a)(ba*)?/;
- iseq $#+, 2;
- iseq $#-, 1;
- }
-
-
- {
- local $DiePattern = '^Modification of a read-only value attempted';
- local $Message = 'Elements of @- and @+ are read-only';
- must_die '$+[0] = 13';
- must_die '$-[0] = 13';
- must_die '@+ = (7, 6, 5)';
- must_die '@- = qw (foo bar)';
- }
-
-
- {
- local $Message = '\G testing';
- $_ = 'aaa';
- pos = 1;
- my @a = /\Ga/g;
- iseq "@a", "a a";
-
- my $str = 'abcde';
- pos $str = 2;
- ok $str !~ /^\G/;
- ok $str !~ /^.\G/;
- ok $str =~ /^..\G/;
- ok $str !~ /^...\G/;
- ok $str =~ /\G../ && $& eq 'cd';
-
- local $TODO = $running_as_thread;
- ok $str =~ /.\G./ && $& eq 'bc';
- }
-
-
- {
- local $Message = 'pos inside (?{ })';
- my $str = 'abcde';
- our ($foo, $bar);
- ok $str =~ /b(?{$foo = $_; $bar = pos})c/;
- iseq $foo, $str;
- iseq $bar, 2;
- ok !defined pos ($str);
-
- undef $foo;
- undef $bar;
- pos $str = undef;
- ok $str =~ /b(?{$foo = $_; $bar = pos})c/g;
- iseq $foo, $str;
- iseq $bar, 2;
- iseq pos ($str), 3;
-
- $_ = $str;
- undef $foo;
- undef $bar;
- ok /b(?{$foo = $_; $bar = pos})c/;
- iseq $foo, $str;
- iseq $bar, 2;
-
- undef $foo;
- undef $bar;
- ok /b(?{$foo = $_; $bar = pos})c/g;
- iseq $foo, $str;
- iseq $bar, 2;
- iseq pos, 3;
-
- undef $foo;
- undef $bar;
- pos = undef;
- 1 while /b(?{$foo = $_; $bar = pos})c/g;
- iseq $foo, $str;
- iseq $bar, 2;
- ok !defined pos;
-
- undef $foo;
- undef $bar;
- $_ = 'abcde|abcde';
- ok s/b(?{$foo = $_; $bar = pos})c/x/g;
- iseq $foo, 'abcde|abcde';
- iseq $bar, 8;
- iseq $_, 'axde|axde';
-
- # List context:
- $_ = 'abcde|abcde';
- our @res;
- () = /([ace]).(?{push @res, $1,$2})([ce])(?{push @res, $1,$2})/g;
- @res = map {defined $_ ? "'$_'" : 'undef'} @res;
- iseq "@res", "'a' undef 'a' 'c' 'e' undef 'a' undef 'a' 'c'";
-
- @res = ();
- () = /([ace]).(?{push @res, $`,$&,$'})([ce])(?{push @res, $`,$&,$'})/g;
- @res = map {defined $_ ? "'$_'" : 'undef'} @res;
- iseq "@res", "'' 'ab' 'cde|abcde' " .
- "'' 'abc' 'de|abcde' " .
- "'abcd' 'e|' 'abcde' " .
- "'abcde|' 'ab' 'cde' " .
- "'abcde|' 'abc' 'de'" ;
- }
-
-
- {
- local $Message = '\G anchor checks';
- my $foo = 'aabbccddeeffgg';
- pos ($foo) = 1;
- {
- local $TODO = $running_as_thread;
- no warnings 'uninitialized';
- ok $foo =~ /.\G(..)/g;
- iseq $1, 'ab';
-
- pos ($foo) += 1;
- ok $foo =~ /.\G(..)/g;
- iseq $1, 'cc';
-
- pos ($foo) += 1;
- ok $foo =~ /.\G(..)/g;
- iseq $1, 'de';
-
- ok $foo =~ /\Gef/g;
- }
-
- undef pos $foo;
- ok $foo =~ /\G(..)/g;
- iseq $1, 'aa';
-
- ok $foo =~ /\G(..)/g;
- iseq $1, 'bb';
-
- pos ($foo) = 5;
- ok $foo =~ /\G(..)/g;
- iseq $1, 'cd';
- }
-
-
- {
- $_ = '123x123';
- my @res = /(\d*|x)/g;
- local $" = '|';
- iseq "@res", "123||x|123|", "0 match in alternation";
- }
-
-
- {
- local $Message = "Match against temporaries (created via pp_helem())" .
- " is safe";
- ok {foo => "bar\n" . $^X} -> {foo} =~ /^(.*)\n/g;
- iseq $1, "bar";
- }
-
-
- {
- local $Message = 'package $i inside (?{ }), ' .
- 'saved substrings and changing $_';
- our @a = qw [foo bar];
- our @b = ();
- s/(\w)(?{push @b, $1})/,$1,/g for @a;
- iseq "@b", "f o o b a r";
- iseq "@a", ",f,,o,,o, ,b,,a,,r,";
-
- local $Message = 'lexical $i inside (?{ }), ' .
- 'saved substrings and changing $_';
- no warnings 'closure';
- my @c = qw [foo bar];
- my @d = ();
- s/(\w)(?{push @d, $1})/,$1,/g for @c;
- iseq "@d", "f o o b a r";
- iseq "@c", ",f,,o,,o, ,b,,a,,r,";
- }
-
-
- {
- local $Message = 'Brackets';
- our $brackets;
- $brackets = qr {
- { (?> [^{}]+ | (??{ $brackets }) )* }
- }x;
-
- ok "{{}" =~ $brackets;
- iseq $&, "{}";
- ok "something { long { and } hairy" =~ $brackets;
- iseq $&, "{ and }";
- ok "something { long { and } hairy" =~ m/((??{ $brackets }))/;
- iseq $&, "{ and }";
- }
-
-
- {
- $_ = "a-a\nxbb";
- pos = 1;
- nok m/^-.*bb/mg, '$_ = "a-a\nxbb"; m/^-.*bb/mg';
- }
-
-
- {
- local $Message = '\G anchor checks';
- my $text = "aaXbXcc";
- pos ($text) = 0;
- ok $text !~ /\GXb*X/g;
- }
-
-
- {
- $_ = "xA\n" x 500;
- nok /^\s*A/m, '$_ = "xA\n" x 500; /^\s*A/m"';
-
- my $text = "abc dbf";
- my @res = ($text =~ /.*?(b).*?\b/g);
- iseq "@res", "b b", '\b is not special';
- }
-
-
- {
- local $Message = '\S, [\S], \s, [\s]';
- my @a = map chr, 0 .. 255;
- my @b = grep /\S/, @a;
- my @c = grep /[^\s]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\S/, @a;
- @c = grep /[\S]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\s/, @a;
- @c = grep /[^\S]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\s/, @a;
- @c = grep /[\s]/, @a;
- iseq "@b", "@c";
- }
- {
- local $Message = '\D, [\D], \d, [\d]';
- my @a = map chr, 0 .. 255;
- my @b = grep /\D/, @a;
- my @c = grep /[^\d]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\D/, @a;
- @c = grep /[\D]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\d/, @a;
- @c = grep /[^\D]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\d/, @a;
- @c = grep /[\d]/, @a;
- iseq "@b", "@c";
- }
- {
- local $Message = '\W, [\W], \w, [\w]';
- my @a = map chr, 0 .. 255;
- my @b = grep /\W/, @a;
- my @c = grep /[^\w]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\W/, @a;
- @c = grep /[\W]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\w/, @a;
- @c = grep /[^\W]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\w/, @a;
- @c = grep /[\w]/, @a;
- iseq "@b", "@c";
- }
-
-
- {
- # see if backtracking optimization works correctly
- local $Message = 'Backtrack optimization';
- ok "\n\n" =~ /\n $ \n/x;
- ok "\n\n" =~ /\n* $ \n/x;
- ok "\n\n" =~ /\n+ $ \n/x;
- ok "\n\n" =~ /\n? $ \n/x;
- ok "\n\n" =~ /\n*? $ \n/x;
- ok "\n\n" =~ /\n+? $ \n/x;
- ok "\n\n" =~ /\n?? $ \n/x;
- ok "\n\n" !~ /\n*+ $ \n/x;
- ok "\n\n" !~ /\n++ $ \n/x;
- ok "\n\n" =~ /\n?+ $ \n/x;
- }
-
-
- {
- package S;
- use overload '""' => sub {'Object S'};
- sub new {bless []}
-
- local $Message = "Ref stringification";
- ::ok do { \my $v} =~ /^SCALAR/, "Scalar ref stringification";
- ::ok do {\\my $v} =~ /^REF/, "Ref ref stringification";
- ::ok [] =~ /^ARRAY/, "Array ref stringification";
- ::ok {} =~ /^HASH/, "Hash ref stringification";
- ::ok 'S' -> new =~ /^Object S/, "Object stringification";
- }
-
-
- {
- local $Message = "Test result of match used as match";
- ok 'a1b' =~ ('xyz' =~ /y/);
- iseq $`, 'a';
- ok 'a1b' =~ ('xyz' =~ /t/);
- iseq $`, 'a';
- }
-
-
- {
- local $Message = '"1" is not \s';
- may_not_warn sub {ok ("1\n" x 102) !~ /^\s*\n/m};
- }
-
-
- {
- local $Message = '\s, [[:space:]] and [[:blank:]]';
- my %space = (spc => " ",
- tab => "\t",
- cr => "\r",
- lf => "\n",
- ff => "\f",
- # There's no \v but the vertical tabulator seems miraculously
- # be 11 both in ASCII and EBCDIC.
- vt => chr(11),
- false => "space");
-
- my @space0 = sort grep {$space {$_} =~ /\s/ } keys %space;
- my @space1 = sort grep {$space {$_} =~ /[[:space:]]/} keys %space;
- my @space2 = sort grep {$space {$_} =~ /[[:blank:]]/} keys %space;
-
- iseq "@space0", "cr ff lf spc tab";
- iseq "@space1", "cr ff lf spc tab vt";
- iseq "@space2", "spc tab";
- }
-
-
- {
- local $BugId = '20000731.001';
- ok "A \x{263a} B z C" =~ /A . B (??{ "z" }) C/,
- "Match UTF-8 char in presense of (??{ })";
- }
-
-
- {
- local $BugId = '20001021.005';
- no warnings 'uninitialized';
- ok undef =~ /^([^\/]*)(.*)$/, "Used to cause a SEGV";
- }
-
-
SKIP:
{
local $Message = '\C matches octet';
}
- {
- local $BugId = '20001028.003';
-
- # Fist half of the bug.
- local $Message = 'HEBREW ACCENT QADMA matched by .*';
- my $X = chr (1448);
- ok my ($Y) = $X =~ /(.*)/;
- iseq $Y, v1448;
- iseq length ($Y), 1;
-
- # Second half of the bug.
- $Message = 'HEBREW ACCENT QADMA in replacement';
- $X = '';
- $X =~ s/^/chr(1488)/e;
- iseq length $X, 1;
- iseq ord ($X), 1488;
- }
-
-
- {
- local $BugId = '20001108.001';
- local $Message = 'Repeated s///';
- my $X = "Szab\x{f3},Bal\x{e1}zs";
- my $Y = $X;
- $Y =~ s/(B)/$1/ for 0 .. 3;
- iseq $Y, $X;
- iseq $X, "Szab\x{f3},Bal\x{e1}zs";
- }
-
-
- {
- local $BugId = '20000517.001';
- local $Message = 's/// on UTF-8 string';
- my $x = "\x{100}A";
- $x =~ s/A/B/;
- iseq $x, "\x{100}B";
- iseq length $x, 2;
- }
-
-
- {
- local $BugId = '20001230.002';
- local $Message = '\C and É';
- ok "École" =~ /^\C\C(.)/ && $1 eq 'c';
- ok "École" =~ /^\C\C(c)/;
- }
-
-
SKIP:
{
local $Message = 'Match code points > 255';
}
- {
- # The original bug report had 'no utf8' here but that was irrelevant.
- local $BugId = '20010306.008';
- local $Message = "Don't dump core";
- my $a = "a\x{1234}";
- ok $a =~ m/\w/; # used to core dump.
- }
-
-
- {
- local $BugId = '20010410.006';
- local $Message = '/g in scalar context';
- for my $rx ('/(.*?)\{(.*?)\}/csg',
- '/(.*?)\{(.*?)\}/cg',
- '/(.*?)\{(.*?)\}/sg',
- '/(.*?)\{(.*?)\}/g',
- '/(.+?)\{(.+?)\}/csg',) {
- my $i = 0;
- my $input = "a{b}c{d}";
- eval <<" --";
- while (eval \$input =~ $rx) {
- \$i ++;
- }
- --
- iseq $i, 2;
- }
- }
-
{
my $x = "\x{10FFFD}";
iseq test_o ('abc', '..(.)'), 'a';
}
-
- {
- local $BugId = "20010619.003";
- # Amazingly vertical tabulator is the same in ASCII and EBCDIC.
- for ("\n", "\t", "\014", "\r") {
- ok !/[[:print:]]/, "'$_' not in [[:print:]]";
- }
- for (" ") {
- ok /[[:print:]]/, "'$_' in [[:print:]]";
- }
- }
-
-
{
# Test basic $^N usage outside of a regex
local $Message = '$^N usage outside of a regex';
{
- # [ID 20010814.004] pos() doesn't work when using =~m// in list context
- local $BugId = '20010814.004';
- $_ = "ababacadaea";
- my $a = join ":", /b./gc;
- my $b = join ":", /a./gc;
- my $c = pos;
- iseq "$a $b $c", 'ba:ba ad:ae 10', "pos() works with () = m//";
- }
-
-
- {
- # [ID 20010407.006] matching utf8 return values from
- # functions does not work
- local $BugId = '20010407.006';
- local $Message = 'UTF-8 return values from functions';
- package ID_20010407_006;
- sub x {"a\x{1234}"}
- my $x = x;
- my $y;
- ::ok $x =~ /(..)/;
- $y = $1;
- ::ok length ($y) == 2 && $y eq $x;
- ::ok x =~ /(..)/;
- $y = $1;
- ::ok length ($y) == 2 && $y eq $x;
- }
-
-
- {
no warnings 'digit';
# Check that \x## works. 5.6.1 and 5.005_03 fail some of these.
my $x;
{
- local $BugId = "20020124.005";
- local $PatchId = "14795";
- local $Message = "s///eg";
-
- for my $char ("a", "\x{df}", "\x{100}") {
- my $x = "$char b $char";
- $x =~ s{($char)}{
- "c" =~ /c/;
- "x";
- }ge;
- iseq substr ($x, 0, 1), substr ($x, -1, 1);
- }
- }
-
-
- {
local $Message = "No SEGV in s/// and UTF-8";
my $s = "s#\x{100}" x 4;
ok $s =~ s/[^\w]/ /g;
}
- {
- local $BugId = "20020412.005";
- local $Message = "Correct pmop flags checked when empty pattern";
-
- # Requires reuse of last successful pattern.
- my $num = 123;
- $num =~ /\d/;
- for (0 .. 1) {
- my $match = ?? + 0;
- ok $match != $_, $Message,
- sprintf "'match one' %s on %s iteration" =>
- $match ? 'succeeded' : 'failed',
- $_ ? 'second' : 'first';
- }
- $num =~ /(\d)/;
- my $result = join "" => $num =~ //g;
- iseq $result, $num;
- }
-
-
- {
- local $BugId = '20020630.002';
- local $Message = 'UTF-8 regex matches above 32k';
- for (['byte', "\x{ff}"], ['utf8', "\x{1ff}"]) {
- my ($type, $char) = @$_;
- for my $len (32000, 32768, 33000) {
- my $s = $char . "f" x $len;
- my $r = $s =~ /$char([f]*)/gc;
- ok $r, $Message, "<$type x $len>";
- ok !$r || pos ($s) == $len + 1, $Message,
- "<$type x $len>; pos = @{[pos $s]}";
- }
- }
- }
-
-
- {
- our $a = bless qr /foo/ => 'Foo';
- ok 'goodfood' =~ $a, "Reblessed qr // matches";
- iseq $a, '(?-xism:foo)', "Reblessed qr // stringifies";
- my $x = "\x{3fe}";
- my $z = my $y = "\317\276"; # Byte representation of $x
- $a = qr /$x/;
- ok $x =~ $a, "UTF-8 interpolation in qr //";
- ok "a$a" =~ $x, "Stringified qr // preserves UTF-8";
- ok "a$x" =~ /^a$a\z/, "Interpolated qr // preserves UTF-8";
- ok "a$x" =~ /^a(??{$a})\z/,
- "Postponed interpolation of qr // preserves UTF-8";
- {
- local $BugId = '17776';
- iseq length qr /##/x, 12, "## in qr // doesn't corrupt memory";
- }
- {
- use re 'eval';
- ok "$x$x" =~ /^$x(??{$x})\z/,
- "Postponed UTF-8 string in UTF-8 re matches UTF-8";
- ok "$y$x" =~ /^$y(??{$x})\z/,
- "Postponed UTF-8 string in non-UTF-8 re matches UTF-8";
- ok "$y$x" !~ /^$y(??{$y})\z/,
- "Postponed non-UTF-8 string in non-UTF-8 re doesn't match UTF-8";
- ok "$x$x" !~ /^$x(??{$y})\z/,
- "Postponed non-UTF-8 string in UTF-8 re doesn't match UTF-8";
- ok "$y$y" =~ /^$y(??{$y})\z/,
- "Postponed non-UTF-8 string in non-UTF-8 re matches non-UTF8";
- ok "$x$y" =~ /^$x(??{$y})\z/,
- "Postponed non-UTF-8 string in UTF-8 re matches non-UTF8";
-
- $y = $z; # Reset $y after upgrade.
- ok "$x$y" !~ /^$x(??{$x})\z/,
- "Postponed UTF-8 string in UTF-8 re doesn't match non-UTF-8";
- ok "$y$y" !~ /^$y(??{$x})\z/,
- "Postponed UTF-8 string in non-UTF-8 re doesn't match non-UTF-8";
- }
- }
-
-
- {
- local $PatchId = '18179';
- my $s = "\x{100}" x 5;
- my $ok = $s =~ /(\x{100}{4})/;
- my ($ord, $len) = (ord $1, length $1);
- ok $ok && $ord == 0x100 && $len == 4, "No panic: end_shift";
- }
-
-
- {
- local $BugId = '15763';
- our $a = "x\x{100}";
- chop $a; # Leaves the UTF-8 flag
- $a .= "y"; # 1 byte before 'y'.
-
- ok $a =~ /^\C/, 'match one \C on 1-byte UTF-8';
- ok $a =~ /^\C{1}/, 'match \C{1}';
-
- ok $a =~ /^\Cy/, 'match \Cy';
- ok $a =~ /^\C{1}y/, 'match \C{1}y';
-
- ok $a !~ /^\C\Cy/, q {don't match two \Cy};
- ok $a !~ /^\C{2}y/, q {don't match \C{2}y};
-
- $a = "\x{100}y"; # 2 bytes before "y"
-
- ok $a =~ /^\C/, 'match one \C on 2-byte UTF-8';
- ok $a =~ /^\C{1}/, 'match \C{1}';
- ok $a =~ /^\C\C/, 'match two \C';
- ok $a =~ /^\C{2}/, 'match \C{2}';
-
- ok $a =~ /^\C\C\C/, 'match three \C on 2-byte UTF-8 and a byte';
- ok $a =~ /^\C{3}/, 'match \C{3}';
-
- ok $a =~ /^\C\Cy/, 'match two \C';
- ok $a =~ /^\C{2}y/, 'match \C{2}';
-
- ok $a !~ /^\C\C\Cy/, q {don't match three \Cy};
- ok $a !~ /^\C{2}\Cy/, q {don't match \C{2}\Cy};
- ok $a !~ /^\C{3}y/, q {don't match \C{3}y};
-
- $a = "\x{1000}y"; # 3 bytes before "y"
-
- ok $a =~ /^\C/, 'match one \C on three-byte UTF-8';
- ok $a =~ /^\C{1}/, 'match \C{1}';
- ok $a =~ /^\C\C/, 'match two \C';
- ok $a =~ /^\C{2}/, 'match \C{2}';
- ok $a =~ /^\C\C\C/, 'match three \C';
- ok $a =~ /^\C{3}/, 'match \C{3}';
-
- ok $a =~ /^\C\C\C\C/, 'match four \C on three-byte UTF-8 and a byte';
- ok $a =~ /^\C{4}/, 'match \C{4}';
-
- ok $a =~ /^\C\C\Cy/, 'match three \Cy';
- ok $a =~ /^\C{3}y/, 'match \C{3}y';
-
- ok $a !~ /^\C\C\C\Cy/, q {don't match four \Cy};
- ok $a !~ /^\C{4}y/, q {don't match \C{4}y};
- }
{
}
- {
- local $BugId = '15397';
- local $Message = 'UTF-8 matching';
- ok "\x{100}" =~ /\x{100}/;
- ok "\x{100}" =~ /(\x{100})/;
- ok "\x{100}" =~ /(\x{100}){1}/;
- ok "\x{100}\x{100}" =~ /(\x{100}){2}/;
- ok "\x{100}\x{100}" =~ /(\x{100})(\x{100})/;
- }
-
-
- {
- local $BugId = '7471';
- local $Message = 'Neither ()* nor ()*? sets $1 when matched 0 times';
- local $_ = 'CD';
- ok /(AB)*?CD/ && !defined $1;
- ok /(AB)*CD/ && !defined $1;
- }
-
-
- {
- local $BugId = '3547';
- local $Message = "Caching shouldn't prevent match";
- my $pattern = "^(b+?|a){1,2}c";
- ok "bac" =~ /$pattern/ && $1 eq 'a';
- ok "bbac" =~ /$pattern/ && $1 eq 'a';
- ok "bbbac" =~ /$pattern/ && $1 eq 'a';
- ok "bbbbac" =~ /$pattern/ && $1 eq 'a';
- }
-
-
-
- {
- local $BugId = '18232';
- local $Message = '$1 should keep UTF-8 ness';
- ok "\x{100}" =~ /(.)/;
- iseq $1, "\x{100}", '$1 is UTF-8';
- { 'a' =~ /./; }
- iseq $1, "\x{100}", '$1 is still UTF-8';
- isneq $1, "\xC4\x80", '$1 is not non-UTF-8';
- }
-
-
- {
- local $BugId = '19767';
- local $Message = "Optimizer doesn't prematurely reject match";
- use utf8;
-
- my $attr = 'Name-1';
- my $NormalChar = qr /[\p{IsDigit}\p{IsLower}\p{IsUpper}]/;
- my $NormalWord = qr /${NormalChar}+?/;
- my $PredNameHyphen = qr /^${NormalWord}(\-${NormalWord})*?$/;
-
- $attr =~ /^$/;
- ok $attr =~ $PredNameHyphen; # Original test.
-
- "a" =~ m/[b]/;
- ok "0" =~ /\p{N}+\z/; # Variant.
- }
-
-
- {
- local $BugId = '20683';
- local $Message = "(??{ }) doesn't return stale values";
- our $p = 1;
- foreach (1, 2, 3, 4) {
- $p ++ if /(??{ $p })/
- }
- iseq $p, 5;
-
- {
- package P;
- $a = 1;
- sub TIESCALAR {bless []}
- sub FETCH {$a ++}
- }
- tie $p, "P";
- foreach (1, 2, 3, 4) {
- /(??{ $p })/
- }
- iseq $p, 5;
- }
{
{
- local $BugId = '21411';
- local $Message = "(??{ .. }) in split doesn't corrupt its stack";
- our $i;
- ok '-1-3-5-' eq join '', split /((??{$i++}))/, '-1-3-5-';
- no warnings 'syntax';
- @_ = split /(?{'WOW'})/, 'abc';
- local $" = "|";
- iseq "@_", "a|b|c";
- }
-
-
- {
# XXX DAPM 13-Apr-06. Recursive split is still broken. It's only luck it
# hasn't been crashing. Disable this test until it is fixed properly.
# XXX also check what it returns rather than just doing ok(1,...)
ok join (":", /\b(.)\x{100}/g) eq "a:/", "re_intuit_start and PL_bostr";
}
-
- {
- local $BugId = '17757';
- $_ = "code: 'x' { '...' }\n"; study;
- my @x; push @x, $& while m/'[^\']*'/gx;
- local $" = ":";
- iseq "@x", "'x':'...'", "Parse::RecDescent triggered infinite loop";
- }
-
-
{
my $re = qq /^([^X]*)X/;
utf8::upgrade ($re);
ok "\x{100}X" =~ /$re/, "S_cl_and ANYOF_UNICODE & ANYOF_INVERTED";
}
-
- {
- local $BugId = '22354';
- sub func ($) {
- ok "a\nb" !~ /^b/, "Propagated modifier; $_[0]";
- ok "a\nb" =~ /^b/m, "Propagated modifier; $_[0] - with /m";
- }
- func "standalone";
- $_ = "x"; s/x/func "in subst"/e;
- $_ = "x"; s/x/func "in multiline subst"/em;
-
- #
- # Next two give 'panic: malloc'.
- # Outcommented, using two TODOs.
- #
- local $TODO = 'panic: malloc';
- local $Message = 'Postponed regexp and propaged modifier';
- # ok 0 for 1 .. 2;
- SKIP: {
- skip "panic: malloc", 2;
- $_ = "x"; /x(?{func "in regexp"})/;
- $_ = "x"; /x(?{func "in multiline regexp"})/m;
- }
- }
-
-
- {
- local $BugId = '19049';
- $_ = "abcdef\n";
- my @x = m/./g;
- iseq "abcde", $`, 'Global match sets $`';
- }
-
-
{
ok "123\x{100}" =~ /^.*1.*23\x{100}$/,
'UTF-8 + multiple floating substr';
}
-
{
local $Message = '<20030808193656.5109.1@llama.ni-s.u-net.com>';
ok " \x{1E01}x" =~ qr/\x{1E00}X/i;
}
-
- {
- # [perl #23769] Unicode regex broken on simple example
- # regrepeat() didn't handle UTF-8 EXACT case right.
- local $BugId = '23769';
- my $Mess = 'regrepeat() handles UTF-8 EXACT case right';
- local $Message = $Mess;
-
- my $s = "\x{a0}\x{a0}\x{a0}\x{100}"; chop $s;
-
- ok $s =~ /\x{a0}/;
- ok $s =~ /\x{a0}+/;
- ok $s =~ /\x{a0}\x{a0}/;
-
- $Message = "$Mess (easy variant)";
- ok "aaa\x{100}" =~ /(a+)/;
- iseq $1, "aaa";
-
- $Message = "$Mess (easy invariant)";
- ok "aaa\x{100} " =~ /(a+?)/;
- iseq $1, "a";
-
- $Message = "$Mess (regrepeat variant)";
- ok "\xa0\xa0\xa0\x{100} " =~ /(\xa0+?)/;
- iseq $1, "\xa0";
-
- $Message = "$Mess (regrepeat invariant)";
- ok "\xa0\xa0\xa0\x{100}" =~ /(\xa0+)/;
- iseq $1, "\xa0\xa0\xa0";
-
- $Message = "$Mess (hard variant)";
- ok "\xa0\xa1\xa0\xa1\xa0\xa1\x{100}" =~ /((?:\xa0\xa1)+?)/;
- iseq $1, "\xa0\xa1";
-
- $Message = "$Mess (hard invariant)";
- ok "ababab\x{100} " =~ /((?:ab)+)/;
- iseq $1, 'ababab';
-
- ok "\xa0\xa1\xa0\xa1\xa0\xa1\x{100}" =~ /((?:\xa0\xa1)+)/;
- iseq $1, "\xa0\xa1\xa0\xa1\xa0\xa1";
-
- ok "ababab\x{100} " =~ /((?:ab)+?)/;
- iseq $1, "ab";
-
- $Message = "Don't match first byte of UTF-8 representation";
- ok "\xc4\xc4\xc4" !~ /(\x{100}+)/;
- ok "\xc4\xc4\xc4" !~ /(\x{100}+?)/;
- ok "\xc4\xc4\xc4" !~ /(\x{100}++)/;
- }
-
-
{
for (120 .. 130) {
my $head = 'x' x $_;
}
}
-
- {
- # perl panic: pp_match start/end pointers
- local $BugId = '25269';
- iseq "a-bc", eval {my ($x, $y) = "bca" =~ /^(?=.*(a)).*(bc)/; "$x-$y"},
- 'Captures can move backwards in string';
- }
-
-
- {
- local $BugId = '27940'; # \cA not recognized in character classes
- ok "a\cAb" =~ /\cA/, '\cA in pattern';
- ok "a\cAb" =~ /[\cA]/, '\cA in character class';
- ok "a\cAb" =~ /[\cA-\cB]/, '\cA in character class range';
- ok "abc" =~ /[^\cA-\cB]/, '\cA in negated character class range';
- ok "a\cBb" =~ /[\cA-\cC]/, '\cB in character class range';
- ok "a\cCbc" =~ /[^\cA-\cB]/, '\cC in negated character class range';
- ok "a\cAb" =~ /(??{"\cA"})/, '\cA in ??{} pattern';
- ok "ab" !~ /a\cIb/x, '\cI in pattern';
- }
-
-
- {
- # perl #28532: optional zero-width match at end of string is ignored
- local $BugId = '28532';
- ok "abc" =~ /^abc(\z)?/ && defined($1),
- 'Optional zero-width match at end of string';
- ok "abc" =~ /^abc(\z)??/ && !defined($1),
- 'Optional zero-width match at end of string';
- }
-
-
-
{ # TRIE related
our @got = ();
"words" =~ /(word|word|word)(?{push @got, $1})s$/;
}
- SKIP:
- {
- print "# Set PERL_SKIP_PSYCHO_TEST to skip this test\n";
- my @normal = qw [the are some normal words];
-
- skip "Skipped Psycho", 2 * @normal if $ENV {PERL_SKIP_PSYCHO_TEST};
-
- local $" = "|";
-
- my @psycho = (@normal, map chr $_, 255 .. 20000);
- my $psycho1 = "@psycho";
- for (my $i = @psycho; -- $i;) {
- my $j = int rand (1 + $i);
- @psycho [$i, $j] = @psycho [$j, $i];
- }
- my $psycho2 = "@psycho";
-
- foreach my $word (@normal) {
- ok $word =~ /($psycho1)/ && $1 eq $word, 'Psycho';
- ok $word =~ /($psycho2)/ && $1 eq $word, 'Psycho';
- }
- }
-
-
- {
- local $BugId = '36207';
- my $utf8 = "\xe9\x{100}"; chop $utf8;
- my $latin1 = "\xe9";
-
- ok $utf8 =~ /\xe9/i, "utf8/latin";
- ok $utf8 =~ /$latin1/i, "utf8/latin runtime";
- ok $utf8 =~ /(abc|\xe9)/i, "utf8/latin trie";
- ok $utf8 =~ /(abc|$latin1)/i, "utf8/latin trie runtime";
-
- ok "\xe9" =~ /$utf8/i, "latin/utf8";
- ok "\xe9" =~ /(abc|$utf8)/i, "latin/utf8 trie";
- ok $latin1 =~ /$utf8/i, "latin/utf8 runtime";
- ok $latin1 =~ /(abc|$utf8)/i, "latin/utf8 trie runtime";
- }
-
-
- {
- local $BugId = '37038';
- my $s = "abcd";
- $s =~ /(..)(..)/g;
- $s = $1;
- $s = $2;
- iseq $2, 'cd',
- "Assigning to original string does not corrupt match vars";
- }
-
-
- {
- {
- package wooosh;
- sub gloople {"!"}
- }
- my $aeek = bless {} => 'wooosh';
- eval_ok sub {$aeek -> gloople () =~ /(.)/g},
- "//g match against return value of sub";
-
- sub gloople {"!"}
- eval_ok sub {gloople () =~ /(.)/g},
- "26410 didn't affect sub calls for some reason";
- }
-
-
- {
- local $TODO = "See changes 26925-26928, which reverted change 26410";
- {
- package lv;
- our $var = "abc";
- sub variable : lvalue {$var}
- }
- my $o = bless [] => 'lv';
- my $f = "";
- my $r = eval {
- for (1 .. 2) {
- $f .= $1 if $o -> variable =~ /(.)/g;
- }
- 1;
- };
- if ($r) {
- iseq $f, "ab", "pos() retained between calls";
- }
- else {
- local $TODO;
- ok 0, "Code failed: $@";
- }
-
- our $var = "abc";
- sub variable : lvalue {$var}
- my $g = "";
- my $s = eval {
- for (1 .. 2) {
- $g .= $1 if variable =~ /(.)/g;
- }
- 1;
- };
- if ($s) {
- iseq $g, "ab", "pos() retained between calls";
- }
- else {
- local $TODO;
- ok 0, "Code failed: $@";
- }
- }
-
-
- SKIP:
- {
- local $BugId = '37836';
- skip "In EBCDIC" if $IS_EBCDIC;
- no warnings 'utf8';
- $_ = pack 'U0C2', 0xa2, 0xf8; # Ill-formed UTF-8
- my $ret = 0;
- eval_ok sub {!($ret = s/[\0]+//g)},
- "Ill-formed UTF-8 doesn't match NUL in class";
- }
-
-
- {
- # chr(65535) should be allowed in regexes
- local $BugId = '38293';
- no warnings 'utf8'; # To allow non-characters
- my ($c, $r, $s);
-
- $c = chr 0xffff;
- $c =~ s/$c//g;
- ok $c eq "", "U+FFFF, parsed as atom";
-
- $c = chr 0xffff;
- $r = "\\$c";
- $c =~ s/$r//g;
- ok $c eq "", "U+FFFF backslashed, parsed as atom";
-
- $c = chr 0xffff;
- $c =~ s/[$c]//g;
- ok $c eq "", "U+FFFF, parsed in class";
-
- $c = chr 0xffff;
- $r = "[\\$c]";
- $c =~ s/$r//g;
- ok $c eq "", "U+FFFF backslashed, parsed in class";
-
- $s = "A\x{ffff}B";
- $s =~ s/\x{ffff}//i;
- ok $s eq "AB", "U+FFFF, EXACTF";
-
- $s = "\x{ffff}A";
- $s =~ s/\bA//;
- ok $s eq "\x{ffff}", "U+FFFF, BOUND";
-
- $s = "\x{ffff}!";
- $s =~ s/\B!//;
- ok $s eq "\x{ffff}", "U+FFFF, NBOUND";
- }
-
-
- {
- local $BugId = '39583';
-
- # The printing characters
- my @chars = ("A" .. "Z");
- my $delim = ",";
- my $size = 32771 - 4;
- my $str = '';
-
- # Create some random junk. Inefficient, but it works.
- for (my $i = 0; $i < $size; $ i++) {
- $str .= $chars [rand @chars];
- }
-
- $str .= ($delim x 4);
- my $res;
- my $matched;
- ok $str =~ s/^(.*?)${delim}{4}//s, "Pattern matches";
- iseq $str, "", "Empty string";
- ok defined $1 && length ($1) == $size, '$1 is correct size';
- }
-
-
- {
- local $BugId = '27940';
- ok "\0-A" =~ /\c@-A/, '@- should not be interpolated in a pattern';
- ok "\0\0A" =~ /\c@+A/, '@+ should not be interpolated in a pattern';
- ok "X\@-A" =~ /X@-A/, '@- should not be interpolated in a pattern';
- ok "X\@\@A" =~ /X@+A/, '@+ should not be interpolated in a pattern';
-
- ok "X\0A" =~ /X\c@?A/, '\c@?';
- ok "X\0A" =~ /X\c@*A/, '\c@*';
- ok "X\0A" =~ /X\c@(A)/, '\c@(';
- ok "X\0A" =~ /X(\c@)A/, '\c@)';
- ok "X\0A" =~ /X\c@|ZA/, '\c@|';
-
- ok "X\@A" =~ /X@?A/, '@?';
- ok "X\@A" =~ /X@*A/, '@*';
- ok "X\@A" =~ /X@(A)/, '@(';
- ok "X\@A" =~ /X(@)A/, '@)';
- ok "X\@A" =~ /X@|ZA/, '@|';
-
- local $" = ','; # non-whitespace and non-RE-specific
- ok 'abc' =~ /(.)(.)(.)/, 'The last successful match is bogus';
- ok "A@+B" =~ /A@{+}B/, 'Interpolation of @+ in /@{+}/';
- ok "A@-B" =~ /A@{-}B/, 'Interpolation of @- in /@{-}/';
- ok "A@+B" =~ /A@{+}B/x, 'Interpolation of @+ in /@{+}/x';
- ok "A@-B" =~ /A@{-}B/x, 'Interpolation of @- in /@{-}/x';
- }
{
}
}
-
- {
- my $s = 'foo bar baz';
- my (@k, @v, @fetch, $res);
- my $count = 0;
- my @names = qw ($+{A} $+{B} $+{C});
- if ($s =~ /(?<A>foo)\s+(?<B>bar)?\s+(?<C>baz)/) {
- while (my ($k, $v) = each (%+)) {
- $count++;
- }
- @k = sort keys (%+);
- @v = sort values (%+);
- $res = 1;
- push @fetch,
- ["$+{A}", "$1"],
- ["$+{B}", "$2"],
- ["$+{C}", "$3"],
- ;
- }
- foreach (0 .. 2) {
- if ($fetch [$_]) {
- iseq $fetch [$_] [0], $fetch [$_] [1], $names [$_];
- } else {
- ok 0, $names[$_];
- }
- }
- iseq $res, 1, "'$s' =~ /(?<A>foo)\\s+(?<B>bar)?\\s+(?<C>baz)/";
- iseq $count, 3, "Got 3 keys in %+ via each";
- iseq 0 + @k, 3, 'Got 3 keys in %+ via keys';
- iseq "@k", "A B C", "Got expected keys";
- iseq "@v", "bar baz foo", "Got expected values";
- eval '
- no warnings "uninitialized";
- print for $+ {this_key_doesnt_exist};
- ';
- ok !$@, 'lvalue $+ {...} should not throw an exception';
- }
-
-
- {
- #
- # Almost the same as the block above, except that the capture is nested.
- #
- local $BugId = '50496';
- my $s = 'foo bar baz';
- my (@k, @v, @fetch, $res);
- my $count = 0;
- my @names = qw ($+{A} $+{B} $+{C} $+{D});
- if ($s =~ /(?<D>(?<A>foo)\s+(?<B>bar)?\s+(?<C>baz))/) {
- while (my ($k,$v) = each(%+)) {
- $count++;
- }
- @k = sort keys (%+);
- @v = sort values (%+);
- $res = 1;
- push @fetch,
- ["$+{A}", "$2"],
- ["$+{B}", "$3"],
- ["$+{C}", "$4"],
- ["$+{D}", "$1"],
- ;
- }
- foreach (0 .. 3) {
- if ($fetch [$_]) {
- iseq $fetch [$_] [0], $fetch [$_] [1], $names [$_];
- } else {
- ok 0, $names [$_];
- }
- }
- iseq $res, 1, "'$s' =~ /(?<D>(?<A>foo)\\s+(?<B>bar)?\\s+(?<C>baz))/";
- iseq $count, 4, "Got 4 keys in %+ via each";
- iseq @k, 4, 'Got 4 keys in %+ via keys';
- iseq "@k", "A B C D", "Got expected keys";
- iseq "@v", "bar baz foo foo bar baz", "Got expected values";
- eval '
- no warnings "uninitialized";
- print for $+ {this_key_doesnt_exist};
- ';
- ok !$@,'lvalue $+ {...} should not throw an exception';
- }
-
-
{
my $s = 'foo bar baz';
my @res;
ok !$@,'lvalue $- {...} should not throw an exception';
}
-
- SKIP:
- {
- # stress test CURLYX/WHILEM.
- #
- # This test includes varying levels of nesting, and according to
- # profiling done against build 28905, exercises every code line in the
- # CURLYX and WHILEM blocks, except those related to LONGJMP, the
- # super-linear cache and warnings. It executes about 0.5M regexes
-
- skip "No psycho tests" if $ENV {PERL_SKIP_PSYCHO_TEST};
- print "# Set PERL_SKIP_PSYCHO_TEST to skip this test\n";
- my $r = qr/^
- (?:
- ( (?:a|z+)+ )
- (?:
- ( (?:b|z+){3,}? )
- (
- (?:
- (?:
- (?:c|z+){1,1}?z
- )?
- (?:c|z+){1,1}
- )*
- )
- (?:z*){2,}
- ( (?:z+|d)+ )
- (?:
- ( (?:e|z+)+ )
- )*
- ( (?:f|z+)+ )
- )*
- ( (?:z+|g)+ )
- (?:
- ( (?:h|z+)+ )
- )*
- ( (?:i|z+)+ )
- )+
- ( (?:j|z+)+ )
- (?:
- ( (?:k|z+)+ )
- )*
- ( (?:l|z+)+ )
- $/x;
-
- my $ok = 1;
- my $msg = "CURLYX stress test";
- OUTER:
- for my $a ("x","a","aa") {
- for my $b ("x","bbb","bbbb") {
- my $bs = $a.$b;
- for my $c ("x","c","cc") {
- my $cs = $bs.$c;
- for my $d ("x","d","dd") {
- my $ds = $cs.$d;
- for my $e ("x","e","ee") {
- my $es = $ds.$e;
- for my $f ("x","f","ff") {
- my $fs = $es.$f;
- for my $g ("x","g","gg") {
- my $gs = $fs.$g;
- for my $h ("x","h","hh") {
- my $hs = $gs.$h;
- for my $i ("x","i","ii") {
- my $is = $hs.$i;
- for my $j ("x","j","jj") {
- my $js = $is.$j;
- for my $k ("x","k","kk") {
- my $ks = $js.$k;
- for my $l ("x","l","ll") {
- my $ls = $ks.$l;
- if ($ls =~ $r) {
- if ($ls =~ /x/) {
- $msg .= ": unexpected match for [$ls]";
- $ok = 0;
- last OUTER;
- }
- my $cap = "$1$2$3$4$5$6$7$8$9$10$11$12";
- unless ($ls eq $cap) {
- $msg .= ": capture: [$ls], got [$cap]";
- $ok = 0;
- last OUTER;
- }
- }
- else {
- unless ($ls =~ /x/) {
- $msg = ": failed for [$ls]";
- $ok = 0;
- last OUTER;
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- ok($ok, $msg);
- }
-
-
{
# \, breaks {3,4}
ok "xaaay" !~ /xa{3\,4}y/, '\, in a pattern';
}
}
-
- {
- local $BugId = '36046';
- my $str = 'abc';
- my $count = 0;
- my $mval = 0;
- my $pval = 0;
- while ($str =~ /b/g) {$mval = $#-; $pval = $#+; $count ++}
- iseq $mval, 0, '@- should be empty';
- iseq $pval, 0, '@+ should be empty';
- iseq $count, 1, 'Should have matched once only';
- }
-
-
{ # Test the (*PRUNE) pattern
our $count = 0;
'aaab' =~ /a+b?(?{$count++})(*FAIL)/;
}
}
-
- {
- local $BugId = '40684';
- local $Message = '/m in precompiled regexp';
- my $s = "abc\ndef";
- my $rex = qr'^abc$'m;
- ok $s =~ m/$rex/;
- ok $s =~ m/^abc$/m;
- }
-
-
{
#Mindnumbingly simple test of (*THEN)
for ("ABC","BAX") {
my $parens = qr/(\((?:[^()]++|(?-1))*+\))/;
local $_ = 'foo((2*3)+4-3) + bar(2*(3+4)-1*(2-3))';
my ($all, $one, $two) = ('', '', '');
- ok /foo $parens \s* \+ \s* bar $parens/x;
+ ok m/foo $parens \s* \+ \s* bar $parens/x;
iseq $1, '((2*3)+4-3)';
iseq $2, '(2*(3+4)-1*(2-3))';
iseq $&, 'foo((2*3)+4-3) + bar(2*(3+4)-1*(2-3))';
iseq $count, 1, "Optimiser should have prevented more than one match";
}
- {
- local $BugId = '36909';
- local $Message = '(?: ... )? should not lose $^R';
- $^R = 'Nothing';
- {
- local $^R = "Bad";
- ok 'x foofoo y' =~ m {
- (foo) # $^R correctly set
- (?{ "last regexp code result" })
- }x;
- iseq $^R, 'last regexp code result';
- }
- iseq $^R, 'Nothing';
-
- {
- local $^R = "Bad";
-
- ok 'x foofoo y' =~ m {
- (?:foo|bar)+ # $^R correctly set
- (?{ "last regexp code result" })
- }x;
- iseq $^R, 'last regexp code result';
- }
- iseq $^R, 'Nothing';
-
- {
- local $^R = "Bad";
- ok 'x foofoo y' =~ m {
- (foo|bar)\1+ # $^R undefined
- (?{ "last regexp code result" })
- }x;
- iseq $^R, 'last regexp code result';
- }
- iseq $^R, 'Nothing';
-
- {
- local $^R = "Bad";
- ok 'x foofoo y' =~ m {
- (foo|bar)\1 # This time without the +
- (?{"last regexp code result"})
- }x;
- iseq $^R, 'last regexp code result';
- }
- iseq $^R, 'Nothing';
- }
-
-
- {
- local $BugId = '22395';
- local $Message = 'Match is linear, not quadratic';
- our $count;
- for my $l (10, 100, 1000) {
- $count = 0;
- ('a' x $l) =~ /(.*)(?{$count++})[bc]/;
- local $TODO = "Should be L+1 not L*(L+3)/2 (L=$l)";
- iseq $count, $l + 1;
- }
- }
-
-
- {
- local $BugId = '22614';
- local $Message = '@-/@+ should not have undefined values';
- local $_ = 'ab';
- our @len = ();
- /(.){1,}(?{push @len,0+@-})(.){1,}(?{})^/;
- iseq "@len", "2 2 2";
- }
-
-
- {
- local $BugId = '18209';
- local $Message = '$& set on s///';
- my $text = ' word1 word2 word3 word4 word5 word6 ';
-
- my @words = ('word1', 'word3', 'word5');
- my $count;
- foreach my $word (@words) {
- $text =~ s/$word\s//gi; # Leave a space to seperate words
- # in the resultant str.
- # The following block is not working.
- if ($&) {
- $count ++;
- }
- # End bad block
- }
- iseq $count, 3;
- iseq $text, ' word2 word4 word6 ';
- }
-
-
- {
- # RT#6893
- local $BugId = '6893';
- local $_ = qq (A\nB\nC\n);
- my @res;
- while (m#(\G|\n)([^\n]*)\n#gsx) {
- push @res, "$2";
- last if @res > 3;
- }
- iseq "@res", "A B C", "/g pattern shouldn't infinite loop";
- }
-
{
# From Message-ID: <877ixs6oa6.fsf@k75.linux.bogus>
ok "foobarbarxyz" =~ qr/(foo(bar)\g{-1})xyz/;
}
-
- {
- local $BugId = '41010';
- local $Message = 'No optimizer bug';
- my @tails = ('', '(?(1))', '(|)', '()?');
- my @quants = ('*','+');
- my $doit = sub {
- my $pats = shift;
- for (@_) {
- for my $pat (@$pats) {
- for my $quant (@quants) {
- for my $tail (@tails) {
- my $re = "($pat$quant\$)$tail";
- ok /$re/ && $1 eq $_, "'$_' =~ /$re/";
- ok /$re/m && $1 eq $_, "'$_' =~ /$re/m";
- }
- }
- }
- }
- };
-
- my @dpats = ('\d',
- '[1234567890]',
- '(1|[23]|4|[56]|[78]|[90])',
- '(?:1|[23]|4|[56]|[78]|[90])',
- '(1|2|3|4|5|6|7|8|9|0)',
- '(?:1|2|3|4|5|6|7|8|9|0)');
- my @spats = ('[ ]', ' ', '( |\t)', '(?: |\t)', '[ \t]', '\s');
- my @sstrs = (' ');
- my @dstrs = ('12345');
- $doit -> (\@spats, @sstrs);
- $doit -> (\@dpats, @dstrs);
- }
-
-
{
local $Message = '$REGMARK';
our @r = ();
{
- local $BugId = '45605';
- # [perl #45605] Regexp failure with utf8-flagged and byte-flagged string
-
- my $utf_8 = "\xd6schel";
- utf8::upgrade ($utf_8);
- $utf_8 =~ m {(\xd6|Ö)schel};
- iseq $1, "\xd6", "Upgrade error";
- }
-
- {
# more TRIE/AHOCORASICK problems with mixed utf8 / latin-1 and case folding
for my $chr (160 .. 255) {
my $chr_byte = chr($chr);
}
{
- # Regardless of utf8ness any character matches itself when
- # doing a case insensitive match. See also [perl #36207]
- local $BugId = '36207';
- for my $o (0 .. 255) {
- my @ch = (chr ($o), chr ($o));
- utf8::upgrade ($ch [1]);
- for my $u_str (0, 1) {
- for my $u_pat (0, 1) {
- ok $ch [$u_str] =~ /\Q$ch[$u_pat]\E/i,
- "\$c =~ /\$c/i : chr ($o) : u_str = $u_str u_pat = $u_pat";
- ok $ch [$u_str] =~ /\Q$ch[$u_pat]\E|xyz/i,
- "\$c=~/\$c|xyz/i : chr($o) : u_str = $u_str u_pat = $u_pat";
- }
- }
- }
- }
-
-
- {
our $a = 3; "" =~ /(??{ $a })/;
our $b = $a;
iseq $b, $a, "Copy of scalar used for postponed subexpression";
{
- local $BugId = '49190';
- local $Message = '$REGMARK in replacement';
- our $REGMARK;
- my $_ = "A";
- ok s/(*:B)A/$REGMARK/;
- iseq $_, "B";
- $_ = "CCCCBAA";
- ok s/(*:X)A+|(*:Y)B+|(*:Z)C+/$REGMARK/g;
- iseq $_, "ZYX";
- }
-
-
- {
our @ctl_n = ();
our @plus = ();
our $nested_tags;
}
- {
- local $BugId = '52658';
- local $Message = 'Substitution evaluation in list context';
- my $reg = '../xxx/';
- my @te = ($reg =~ m{^(/?(?:\.\./)*)},
- $reg =~ s/(x)/'b'/eg > 1 ? '##' : '++');
- iseq $reg, '../bbb/';
- iseq $te [0], '../';
- }
-
- # This currently has to come before any "use encoding" in this file.
- {
- local $Message;
- local $BugId = '59342';
- must_warn 'qr/\400/', '^Use of octal value above 377';
- }
-
-
SKIP: {
# XXX: This set of tests is essentially broken, POSIX character classes
# should not have differing definitions under Unicode.
'IsPunct agrees with [:punct:] with explicit Latin1';
}
-
- {
- local $BugId = '60034';
- my $a = "xyzt" x 8192;
- ok $a =~ /\A(?>[a-z])*\z/,
- '(?>) does not cause wrongness on long string';
- my $b = $a . chr 256;
- chop $b;
- {
- iseq $a, $b;
- }
- ok $b =~ /\A(?>[a-z])*\z/,
- '(?>) does not cause wrongness on long string with UTF-8';
- }
-
-
#
# Keep the following tests last -- they may crash perl
#
print "# Tests that follow may crash perl\n";
- {
- local $BugId = '19049/38869';
- local $Message = 'Pattern in a loop, failure should not ' .
- 'affect previous success';
- my @list = (
- 'ab cdef', # Matches regex
- ('e' x 40000 ) .'ab c' # Matches not, but 'ab c' matches part of it
- );
- my $y;
- my $x;
- foreach (@list) {
- m/ab(.+)cd/i; # The ignore-case seems to be important
- $y = $1; # Use $1, which might not be from the last match!
- $x = substr ($list [0], $- [0], $+ [0] - $- [0]);
- }
- iseq $y, ' ';
- iseq $x, 'ab cd';
- }
-
-
- {
- local $BugId = '24274';
-
- ok (("a" x (2 ** 15 - 10)) =~ /^()(a|bb)*$/, "Recursive stack cracker");
- ok ((q(a)x 100) =~ /^(??{'(.)'x 100})/,
- "Regexp /^(??{'(.)'x 100})/ crashes older perls");
- }
-
-
{
eval '/\k/';
ok $@ =~ /\QSequence \k... not terminated in regex;\E/,
'Lone \k not allowed';
}
-
{
local $Message = "Substitution with lookahead (possible segv)";
$_ = "ns1ns1ns1";
iseq $_, "!Bang!1!Bang!2!Bang!3!Bang!";
}
-
- {
- # [perl #45337] utf8 + "[a]a{2}" + /$.../ = panic: sv_len_utf8 cache
- local $BugId = '45337';
- local ${^UTF8CACHE} = -1;
- local $Message = "Shouldn't panic";
- my $s = "[a]a{2}";
- utf8::upgrade $s;
- ok "aaa" =~ /$s/;
- }
- {
- local $BugId = '57042';
- local $Message = "Check if tree logic breaks \$^R";
- my $cond_re = qr/\s*
- \s* (?:
- \( \s* A (?{1})
- | \( \s* B (?{2})
- )
- /x;
- my @res;
- for my $line ("(A)","(B)") {
- if ($line =~ m/$cond_re/) {
- push @res, $^R ? "#$^R" : "UNDEF";
- }
- }
- iseq "@res","#1 #2";
- }
- {
- no warnings 'closure';
- my $re = qr/A(??{"1"})/;
- ok "A1B" =~ m/^((??{ $re }))((??{"B"}))$/;
- ok $1 eq "A1";
- ok $2 eq "B";
- }
-
-
{
use re 'eval';
local $Message = 'Test if $^N and $+ work in (?{{})';
}
}
- {
- use re 'eval';
- local $BugId = '56194';
-
- our $f;
- local $f;
- $f = sub {
- defined $_[0] ? $_[0] : "undef";
- };
-
- ok("123" =~ m/^(\d)(((??{1 + $^N})))+$/);
-
- our @ctl_n;
- our @plus;
-
- my $re = qr#(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))*(?{$^N})#;
- my $re2 = qr#(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))*(?{$^N})(|a(b)c|def)(??{"$^R"})#;
- my $re3 = qr#(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1})){2}(?{$^N})(|a(b)c|def)(??{"$^R"})#;
- our $re5;
- local $re5 = qr#(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1})){2}(?{$^N})#;
- my $re6 = qr#(??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1})#;
- my $re7 = qr#(??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1})#;
- my $re8 = qr/(\d+)/;
- my $c = 0;
- for my $test (
- # Test structure:
- # [
- # String to match
- # Regex too match
- # Expected values of $^N
- # Expected values of $+
- # Expected values of $1, $2, $3, $4 and $5
- # ]
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(??{$^N})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(abc|def|)?(??{$+})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(|abc|def)?(??{$+})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(abc|def|)?(??{$^N})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(|abc|def)?(??{$^N})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "123abc3",
- qr#^($re)(|a(b)c|def)(??{$^R})$#,
- "1 2 3 abc",
- "1 2 3 b",
- "\$1 = 123, \$2 = 1, \$3 = 3, \$4 = abc, \$5 = b",
- ],
- [
- "123abc3",
- qr#^($re2)$#,
- "1 2 3 123abc3",
- "1 2 3 b",
- "\$1 = 123abc3, \$2 = 1, \$3 = 3, \$4 = abc, \$5 = b",
- ],
- [
- "123abc3",
- qr#^($re3)$#,
- "1 2 123abc3",
- "1 2 b",
- "\$1 = 123abc3, \$2 = 1, \$3 = 3, \$4 = abc, \$5 = b",
- ],
- [
- "123abc3",
- qr#^(??{$re5})(|abc|def)(??{"$^R"})$#,
- "1 2 abc",
- "1 2 abc",
- "\$1 = abc, \$2 = undef, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "123abc3",
- qr#^(??{$re5})(|a(b)c|def)(??{"$^R"})$#,
- "1 2 abc",
- "1 2 b",
- "\$1 = abc, \$2 = b, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1234",
- qr#^((\d+)((??{push @ctl_n, $f->($^N); push @plus, $f->($+);$^N + 1}))((??{push @ctl_n, $f->($^N); push @plus, $f->($+);$^N + 1}))((??{push @ctl_n, $f->($^N); push @plus, $f->($+);$^N + 1})))$#,
- "1234 123 12 1 2 3 1234",
- "1234 123 12 1 2 3 4",
- "\$1 = 1234, \$2 = 1, \$3 = 2, \$4 = 3, \$5 = 4",
- ],
- [
- "1234556",
- qr#^(\d+)($re6)($re6)($re6)$re6(($re6)$re6)$#,
- "1234556 123455 12345 1234 123 12 1 2 3 4 4 5 56",
- "1234556 123455 12345 1234 123 12 1 2 3 4 4 5 5",
- "\$1 = 1, \$2 = 2, \$3 = 3, \$4 = 4, \$5 = 56",
- ],
- [
- "12345562",
- qr#^((??{$re8}))($re7)($re7)($re7)$re7($re7)($re7(\2))$#,
- "12345562 1234556 123455 12345 1234 123 12 1 2 3 4 4 5 62",
- "12345562 1234556 123455 12345 1234 123 12 1 2 3 4 4 5 2",
- "\$1 = 1, \$2 = 2, \$3 = 3, \$4 = 4, \$5 = 5",
- ],
- ) {
- $c++;
- @ctl_n = ();
- @plus = ();
- undef $^R;
- my $match = $test->[0] =~ $test->[1];
- my $str = join(", ", '$1 = '.$f->($1), '$2 = '.$f->($2), '$3 = '.$f->($3), '$4 = '.$f->($4),'$5 = '.$f->($5));
- push @ctl_n, $f->($^N);
- push @plus, $f->($+);
- ok($match, "match $c");
- if (not $match) {
- # unset $str, @ctl_n and @plus
- $str = "";
- @ctl_n = @plus = ();
- }
- iseq("@ctl_n", $test->[2], "ctl_n $c");
- iseq("@plus", $test->[3], "plus $c");
- iseq($str, $test->[4], "str $c");
- }
- SKIP: {
- if ($] le '5.010') {
- skip "test segfaults on perl < 5.10", 4;
- }
-
- @ctl_n = ();
- @plus = ();
-
- our $re4;
- local $re4 = qr#(1)((??{push @ctl_n, $f->($^N); push @plus, $f->($+);$^N + 1})){2}(?{$^N})(|abc|def)(??{"$^R"})#;
- undef $^R;
- my $match = "123abc3" =~ m/^(??{$re4})$/;
- my $str = join(", ", '$1 = '.$f->($1), '$2 = '.$f->($2), '$3 = '.$f->($3), '$4 = '.$f->($4),'$5 = '.$f->($5),'$^R = '.$f->($^R));
- push @ctl_n, $f->($^N);
- push @plus, $f->($+);
- ok($match);
- if (not $match) {
- # unset $str
- @ctl_n = ();
- @plus = ();
- $str = "";
- }
- iseq("@ctl_n", "1 2 undef");
- iseq("@plus", "1 2 undef");
- iseq($str, "\$1 = undef, \$2 = undef, \$3 = undef, \$4 = undef, \$5 = undef, \$^R = undef");
- }
- }
-
- # This only works under -DEBUGGING because it relies on an assert().
- {
- local $BugId = '60508';
- local $Message = "Check capture offset re-entrancy of utf8 code.";
-
- sub fswash { $_[0] =~ s/([>X])//g; }
-
- my $k1 = "." x 4 . ">>";
- fswash($k1);
-
- my $k2 = "\x{f1}\x{2022}";
- $k2 =~ s/([\360-\362])/>/g;
- fswash($k2);
-
- iseq($k2, "\x{2022}", "utf8::SWASHNEW doesn't cause capture leaks");
- }
-
-
- {
- local $BugId = 65372; # minimal CURLYM limited to 32767 matches
- my @pat = (
- qr{a(x|y)*b}, # CURLYM
- qr{a(x|y)*?b}, # .. with minmod
- qr{a([wx]|[yz])*b}, # .. and without tries
- qr{a([wx]|[yz])*?b},
- );
- my $len = 32768;
- my $s = join '', 'a', 'x' x $len, 'b';
- for my $pat (@pat) {
- ok($s =~ $pat, $pat);
- }
- }
- #
- # This should be the last test.
- #
- iseq $test + 1, $EXPECTED_TESTS, "Got the right number of tests!";
-
} # End of sub run_tests
1;
--- /dev/null
+#!./perl
+
+chdir 't' if -d 't';
+@INC = ('../lib', '.');
+
+require 'thread_it.pl';
+thread_it(qw(re pat_advanced.t));
$| = 1;
-my $EXPECTED_TESTS = 4066; # Update this when adding/deleting tests.
BEGIN {
chdir 't' if -d 't';
- @INC = '../lib';
+ @INC = ('../lib','.');
+ do "re/ReTest.pl" or die $@;
}
-our $TODO;
-our $Message = "Noname test";
-our $Error;
-our $DiePattern;
-our $WarnPattern;
-our $BugId;
-our $PatchId;
-our $running_as_thread;
-my $ordA = ord ('A'); # This defines ASCII/UTF-8 vs EBCDIC/UTF-EBCDIC
-# This defined the platform.
-my $IS_ASCII = $ordA == 65;
-my $IS_EBCDIC = $ordA == 193;
-use vars '%Config';
-eval 'use Config'; # Defaults assumed if this fails
-
-my $test = 0;
-
-print "1..$EXPECTED_TESTS\n";
-
-run_tests unless caller ();
-
-END {
-}
-
-sub pretty {
- my ($mess) = @_;
- $mess =~ s/\n/\\n/g;
- $mess =~ s/\r/\\r/g;
- $mess =~ s/\t/\\t/g;
- $mess =~ s/([\00-\37\177])/sprintf '\%03o', ord $1/eg;
- $mess =~ s/#/\\#/g;
- $mess;
-}
-
-sub safe_globals {
- defined($_) and s/#/\\#/g for $BugId, $PatchId, $TODO;
-}
-
-sub _ok {
- my ($ok, $mess, $error) = @_;
- safe_globals();
- $mess = pretty ($mess // $Message);
- $mess .= "; Bug $BugId" if defined $BugId;
- $mess .= "; Patch $PatchId" if defined $PatchId;
- $mess .= " # TODO $TODO" if defined $TODO;
-
- my $line_nr = (caller(1)) [2];
-
- printf "%sok %d - %s\n",
- ($ok ? "" : "not "),
- ++ $test,
- "$mess\tLine $line_nr";
-
- unless ($ok) {
- print "# Failed test at line $line_nr\n" unless defined $TODO;
- if ($error //= $Error) {
- no warnings 'utf8';
- chomp $error;
- $error = join "\n#", map {pretty $_} split /\n\h*#/ => $error;
- $error = "# $error" unless $error =~ /^\h*#/;
- print $error, "\n";
- }
- }
-
- return $ok;
-}
-
-# Force scalar context on the pattern match
-sub ok ($;$$) {_ok $_ [0], $_ [1], $_ [2]}
-sub nok ($;$$) {_ok !$_ [0], "Failed: " . ($_ [1] // $Message), $_ [2]}
-
-
-sub skip {
- my $why = shift;
- safe_globals();
- $why =~ s/\n.*//s;
- $why .= "; Bug $BugId" if defined $BugId;
- # seems like the new harness code doesnt like todo and skip to be mixed.
- # which seems like a bug in the harness to me. -- dmq
- #$why .= " # TODO $TODO" if defined $TODO;
-
- my $n = shift // 1;
- my $line_nr = (caller(0)) [2];
- for (1 .. $n) {
- ++ $test;
- #print "not " if defined $TODO;
- print "ok $test # skip $why\tLine $line_nr\n";
- }
- no warnings "exiting";
- last SKIP;
-}
-
-sub iseq ($$;$) {
- my ($got, $expect, $name) = @_;
-
- $_ = defined ($_) ? "'$_'" : "undef" for $got, $expect;
-
- my $ok = $got eq $expect;
- my $error = "# expected: $expect\n" .
- "# result: $got";
-
- _ok $ok, $name, $error;
-}
-
-sub isneq ($$;$) {
- my ($got, $expect, $name) = @_;
- my $todo = $TODO ? " # TODO $TODO" : '';
-
- $_ = defined ($_) ? "'$_'" : "undef" for $got, $expect;
-
- my $ok = $got ne $expect;
- my $error = "# results are equal ($got)";
-
- _ok $ok, $name, $error;
-}
-
-
-sub eval_ok ($;$) {
- my ($code, $name) = @_;
- local $@;
- if (ref $code) {
- _ok eval {&$code} && !$@, $name;
- }
- else {
- _ok eval ($code) && !$@, $name;
- }
-}
-
-sub must_die {
- my ($code, $pattern, $name) = @_;
- $pattern //= $DiePattern;
- undef $@;
- ref $code ? &$code : eval $code;
- my $r = $@ && $@ =~ /$pattern/;
- _ok $r, $name // $Message // "\$\@ =~ /$pattern/";
-}
-
-sub must_warn {
- my ($code, $pattern, $name) = @_;
- $pattern //= $WarnPattern;
- my $w;
- local $SIG {__WARN__} = sub {$w .= join "" => @_};
- use warnings 'all';
- ref $code ? &$code : eval $code;
- my $r = $w && $w =~ /$pattern/;
- $w //= "UNDEF";
- _ok $r, $name // $Message // "Got warning /$pattern/",
- "# expected: /$pattern/\n" .
- "# result: $w";
-}
-
-sub may_not_warn {
- my ($code, $name) = @_;
- my $w;
- local $SIG {__WARN__} = sub {$w .= join "" => @_};
- use warnings 'all';
- ref $code ? &$code : eval $code;
- _ok !$w, $name // ($Message ? "$Message (did not warn)"
- : "Did not warn"),
- "Got warning '$w'";
-}
+plan tests => 11; # Update this when adding/deleting tests.
+run_tests() unless caller;
#
# Tests start here.
#
sub run_tests {
+ SKIP:
{
+ print "# Set PERL_SKIP_PSYCHO_TEST to skip this test\n";
+ my @normal = qw [the are some normal words];
- my $x = "abc\ndef\n";
-
- ok $x =~ /^abc/, qq ["$x" =~ /^abc/];
- ok $x !~ /^def/, qq ["$x" !~ /^def/];
-
- # used to be a test for $*
- ok $x =~ /^def/m, qq ["$x" =~ /^def/m];
-
- nok $x =~ /^xxx/, qq ["$x" =~ /^xxx/];
- nok $x !~ /^abc/, qq ["$x" !~ /^abc/];
-
- ok $x =~ /def/, qq ["$x" =~ /def/];
- nok $x !~ /def/, qq ["$x" !~ /def/];
-
- ok $x !~ /.def/, qq ["$x" !~ /.def/];
- nok $x =~ /.def/, qq ["$x" =~ /.def/];
-
- ok $x =~ /\ndef/, qq ["$x" =~ /\ndef/];
- nok $x !~ /\ndef/, qq ["$x" !~ /\ndef/];
- }
-
- {
- $_ = '123';
- ok /^([0-9][0-9]*)/, qq [\$_ = '$_'; /^([0-9][0-9]*)/];
- }
-
- {
- $_ = 'aaabbbccc';
- ok /(a*b*)(c*)/ && $1 eq 'aaabbb' && $2 eq 'ccc',
- qq [\$_ = '$_'; /(a*b*)(c*)/];
- ok /(a+b+c+)/ && $1 eq 'aaabbbccc', qq [\$_ = '$_'; /(a+b+c+)/];
- nok /a+b?c+/, qq [\$_ = '$_'; /a+b?c+/];
-
- $_ = 'aaabccc';
- ok /a+b?c+/, qq [\$_ = '$_'; /a+b?c+/];
- ok /a*b?c*/, qq [\$_ = '$_'; /a*b?c*/];
-
- $_ = 'aaaccc';
- ok /a*b?c*/, qq [\$_ = '$_'; /a*b?c*/];
- nok /a*b+c*/, qq [\$_ = '$_'; /a*b+c*/];
-
- $_ = 'abcdef';
- ok /bcd|xyz/, qq [\$_ = '$_'; /bcd|xyz/];
- ok /xyz|bcd/, qq [\$_ = '$_'; /xyz|bcd/];
- ok m|bc/*d|, qq [\$_ = '$_'; m|bc/*d|];
- ok /^$_$/, qq [\$_ = '$_'; /^\$_\$/];
- }
-
- {
- # used to be a test for $*
- ok "ab\ncd\n" =~ /^cd/m, qq ["ab\ncd\n" =~ /^cd/m];
- }
-
- {
- our %XXX = map {($_ => $_)} 123, 234, 345;
-
- our @XXX = ('ok 1','not ok 1', 'ok 2','not ok 2','not ok 3');
- while ($_ = shift(@XXX)) {
- my $f = index ($_, 'not') >= 0 ? \&nok : \&ok;
- my $r = ?(.*)?;
- &$f ($r, "?(.*)?");
- /not/ && reset;
- if (/not ok 2/) {
- if ($^O eq 'VMS') {
- $_ = shift(@XXX);
- }
- else {
- reset 'X';
- }
- }
- }
-
- SKIP: {
- if ($^O eq 'VMS') {
- skip "Reset 'X'", 1;
- }
- ok !keys %XXX, "%XXX is empty";
- }
-
- }
-
- {
- local $Message = "Test empty pattern";
- my $xyz = 'xyz';
- my $cde = 'cde';
-
- $cde =~ /[^ab]*/;
- $xyz =~ //;
- iseq $&, $xyz;
-
- my $foo = '[^ab]*';
- $cde =~ /$foo/;
- $xyz =~ //;
- iseq $&, $xyz;
-
- $cde =~ /$foo/;
- my $null;
- no warnings 'uninitialized';
- $xyz =~ /$null/;
- iseq $&, $xyz;
-
- $null = "";
- $xyz =~ /$null/;
- iseq $&, $xyz;
- }
-
- {
- local $Message = q !Check $`, $&, $'!;
- $_ = 'abcdefghi';
- /def/; # optimized up to cmd
- iseq "$`:$&:$'", 'abc:def:ghi';
-
- no warnings 'void';
- /cde/ + 0; # optimized only to spat
- iseq "$`:$&:$'", 'ab:cde:fghi';
-
- /[d][e][f]/; # not optimized
- iseq "$`:$&:$'", 'abc:def:ghi';
- }
-
- {
- $_ = 'now is the {time for all} good men to come to.';
- / {([^}]*)}/;
- iseq $1, 'time for all', "Match braces";
- }
-
- {
- local $Message = "{N,M} quantifier";
- $_ = 'xxx {3,4} yyy zzz';
- ok /( {3,4})/;
- iseq $1, ' ';
- ok !/( {4,})/;
- ok /( {2,3}.)/;
- iseq $1, ' y';
- ok /(y{2,3}.)/;
- iseq $1, 'yyy ';
- ok !/x {3,4}/;
- ok !/^xxx {3,4}/;
- }
-
- {
- local $Message = "Test /g";
- local $" = ":";
- $_ = "now is the time for all good men to come to.";
- my @words = /(\w+)/g;
- my $exp = "now:is:the:time:for:all:good:men:to:come:to";
-
- iseq "@words", $exp;
-
- @words = ();
- while (/\w+/g) {
- push (@words, $&);
- }
- iseq "@words", $exp;
-
- @words = ();
- pos = 0;
- while (/to/g) {
- push(@words, $&);
- }
- iseq "@words", "to:to";
-
- pos $_ = 0;
- @words = /to/g;
- iseq "@words", "to:to";
- }
-
- {
- $_ = "abcdefghi";
-
- my $pat1 = 'def';
- my $pat2 = '^def';
- my $pat3 = '.def.';
- my $pat4 = 'abc';
- my $pat5 = '^abc';
- my $pat6 = 'abc$';
- my $pat7 = 'ghi';
- my $pat8 = '\w*ghi';
- my $pat9 = 'ghi$';
+ skip "Skipped Psycho", 2 * @normal if $ENV {PERL_SKIP_PSYCHO_TEST};
- my $t1 = my $t2 = my $t3 = my $t4 = my $t5 =
- my $t6 = my $t7 = my $t8 = my $t9 = 0;
+ local $" = "|";
- for my $iter (1 .. 5) {
- $t1++ if /$pat1/o;
- $t2++ if /$pat2/o;
- $t3++ if /$pat3/o;
- $t4++ if /$pat4/o;
- $t5++ if /$pat5/o;
- $t6++ if /$pat6/o;
- $t7++ if /$pat7/o;
- $t8++ if /$pat8/o;
- $t9++ if /$pat9/o;
+ my @psycho = (@normal, map chr $_, 255 .. 20000);
+ my $psycho1 = "@psycho";
+ for (my $i = @psycho; -- $i;) {
+ my $j = int rand (1 + $i);
+ @psycho [$i, $j] = @psycho [$j, $i];
}
- my $x = "$t1$t2$t3$t4$t5$t6$t7$t8$t9";
- iseq $x, '505550555', "Test /o";
- }
-
-
- SKIP: {
- my $xyz = 'xyz';
- ok "abc" =~ /^abc$|$xyz/, "| after \$";
-
- # perl 4.009 says "unmatched ()"
- local $Message = '$ inside ()';
-
- my $result;
- eval '"abc" =~ /a(bc$)|$xyz/; $result = "$&:$1"';
- iseq $@, "" or skip "eval failed", 1;
- iseq $result, "abc:bc";
- }
-
-
- {
- local $Message = "Scalar /g";
- $_ = "abcfooabcbar";
-
- ok /abc/g && $` eq "";
- ok /abc/g && $` eq "abcfoo";
- ok !/abc/g;
-
- local $Message = "Scalar /gi";
- pos = 0;
- ok /ABC/gi && $` eq "";
- ok /ABC/gi && $` eq "abcfoo";
- ok !/ABC/gi;
-
- local $Message = "Scalar /g";
- pos = 0;
- ok /abc/g && $' eq "fooabcbar";
- ok /abc/g && $' eq "bar";
-
- $_ .= '';
- my @x = /abc/g;
- iseq @x, 2, "/g reset after assignment";
- }
-
- {
- local $Message = '/g, \G and pos';
- $_ = "abdc";
- pos $_ = 2;
- /\Gc/gc;
- iseq pos $_, 2;
- /\Gc/g;
- ok !defined pos $_;
- }
-
- {
- local $Message = '(?{ })';
- our $out = 1;
- 'abc' =~ m'a(?{ $out = 2 })b';
- iseq $out, 2;
-
- $out = 1;
- 'abc' =~ m'a(?{ $out = 3 })c';
- iseq $out, 1;
- }
-
-
- {
- $_ = 'foobar1 bar2 foobar3 barfoobar5 foobar6';
- my @out = /(?<!foo)bar./g;
- iseq "@out", 'bar2 barf', "Negative lookbehind";
- }
-
- {
- local $Message = "REG_INFTY tests";
- # Tests which depend on REG_INFTY
- $::reg_infty = $Config {reg_infty} // 32767;
- $::reg_infty_m = $::reg_infty - 1;
- $::reg_infty_p = $::reg_infty + 1;
- $::reg_infty_m = $::reg_infty_m; # Surpress warning.
-
- # As well as failing if the pattern matches do unexpected things, the
- # next three tests will fail if you should have picked up a lower-than-
- # default value for $reg_infty from Config.pm, but have not.
-
- eval_ok q (('aaa' =~ /(a{1,$::reg_infty_m})/)[0] eq 'aaa');
- eval_ok q (('a' x $::reg_infty_m) =~ /a{$::reg_infty_m}/);
- eval_ok q (('a' x ($::reg_infty_m - 1)) !~ /a{$::reg_infty_m}/);
- eval "'aaa' =~ /a{1,$::reg_infty}/";
- ok $@ =~ /^\QQuantifier in {,} bigger than/;
- eval "'aaa' =~ /a{1,$::reg_infty_p}/";
- ok $@ =~ /^\QQuantifier in {,} bigger than/;
- }
-
- {
- # Poke a couple more parse failures
- my $context = 'x' x 256;
- eval qq("${context}y" =~ /(?<=$context)y/);
- ok $@ =~ /^\QLookbehind longer than 255 not/, "Lookbehind limit";
- }
-
- {
- # Long Monsters
- local $Message = "Long monster";
- for my $l (125, 140, 250, 270, 300000, 30) { # Ordered to free memory
- my $a = 'a' x $l;
- local $Error = "length = $l";
- ok "ba$a=" =~ /a$a=/;
- nok "b$a=" =~ /a$a=/;
- ok "b$a=" =~ /ba+=/;
+ my $psycho2 = "@psycho";
- ok "ba$a=" =~ /b(?:a|b)+=/;
+ foreach my $word (@normal) {
+ ok $word =~ /($psycho1)/ && $1 eq $word, 'Psycho';
+ ok $word =~ /($psycho2)/ && $1 eq $word, 'Psycho';
}
}
+ SKIP:
{
- # 20000 nodes, each taking 3 words per string, and 1 per branch
- my $long_constant_len = join '|', 12120 .. 32645;
- my $long_var_len = join '|', 8120 .. 28645;
- my %ans = ( 'ax13876y25677lbc' => 1,
- 'ax13876y25677mcb' => 0, # not b.
- 'ax13876y35677nbc' => 0, # Num too big
- 'ax13876y25677y21378obc' => 1,
- 'ax13876y25677y21378zbc' => 0, # Not followed by [k-o]
- 'ax13876y25677y21378y21378kbc' => 1,
- 'ax13876y25677y21378y21378kcb' => 0, # Not b.
- 'ax13876y25677y21378y21378y21378kbc' => 0, # 5 runs
- );
-
- local $Message = "20000 nodes";
- for (keys %ans) {
- local $Error = "const-len '$_'";
- ok !($ans{$_} xor /a(?=([yx]($long_constant_len)){2,4}[k-o]).*b./o);
+ # stress test CURLYX/WHILEM.
+ #
+ # This test includes varying levels of nesting, and according to
+ # profiling done against build 28905, exercises every code line in the
+ # CURLYX and WHILEM blocks, except those related to LONGJMP, the
+ # super-linear cache and warnings. It executes about 0.5M regexes
- local $Error = "var-len '$_'";
- ok !($ans{$_} xor /a(?=([yx]($long_var_len)){2,4}[k-o]).*b./o);
+ skip "No psycho tests" if $ENV {PERL_SKIP_PSYCHO_TEST};
+ print "# Set PERL_SKIP_PSYCHO_TEST to skip this test\n";
+ my $r = qr/^
+ (?:
+ ( (?:a|z+)+ )
+ (?:
+ ( (?:b|z+){3,}? )
+ (
+ (?:
+ (?:
+ (?:c|z+){1,1}?z
+ )?
+ (?:c|z+){1,1}
+ )*
+ )
+ (?:z*){2,}
+ ( (?:z+|d)+ )
+ (?:
+ ( (?:e|z+)+ )
+ )*
+ ( (?:f|z+)+ )
+ )*
+ ( (?:z+|g)+ )
+ (?:
+ ( (?:h|z+)+ )
+ )*
+ ( (?:i|z+)+ )
+ )+
+ ( (?:j|z+)+ )
+ (?:
+ ( (?:k|z+)+ )
+ )*
+ ( (?:l|z+)+ )
+ $/x;
+
+ my $ok = 1;
+ my $msg = "CURLYX stress test";
+ OUTER:
+ for my $a ("x","a","aa") {
+ for my $b ("x","bbb","bbbb") {
+ my $bs = $a.$b;
+ for my $c ("x","c","cc") {
+ my $cs = $bs.$c;
+ for my $d ("x","d","dd") {
+ my $ds = $cs.$d;
+ for my $e ("x","e","ee") {
+ my $es = $ds.$e;
+ for my $f ("x","f","ff") {
+ my $fs = $es.$f;
+ for my $g ("x","g","gg") {
+ my $gs = $fs.$g;
+ for my $h ("x","h","hh") {
+ my $hs = $gs.$h;
+ for my $i ("x","i","ii") {
+ my $is = $hs.$i;
+ for my $j ("x","j","jj") {
+ my $js = $is.$j;
+ for my $k ("x","k","kk") {
+ my $ks = $js.$k;
+ for my $l ("x","l","ll") {
+ my $ls = $ks.$l;
+ if ($ls =~ $r) {
+ if ($ls =~ /x/) {
+ $msg .= ": unexpected match for [$ls]";
+ $ok = 0;
+ last OUTER;
+ }
+ my $cap = "$1$2$3$4$5$6$7$8$9$10$11$12";
+ unless ($ls eq $cap) {
+ $msg .= ": capture: [$ls], got [$cap]";
+ $ok = 0;
+ last OUTER;
+ }
+ }
+ else {
+ unless ($ls =~ /x/) {
+ $msg = ": failed for [$ls]";
+ $ok = 0;
+ last OUTER;
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
}
+ ok($ok, $msg);
}
-
- {
- local $Message = "Complicated backtracking";
- $_ = " a (bla()) and x(y b((l)u((e))) and b(l(e)e)e";
- my $expect = "(bla()) ((l)u((e))) (l(e)e)";
-
- use vars '$c';
- sub matchit {
- m/
- (
- \(
- (?{ $c = 1 }) # Initialize
- (?:
- (?(?{ $c == 0 }) # PREVIOUS iteration was OK, stop the loop
- (?!
- ) # Fail: will unwind one iteration back
- )
- (?:
- [^()]+ # Match a big chunk
- (?=
- [()]
- ) # Do not try to match subchunks
- |
- \(
- (?{ ++$c })
- |
- \)
- (?{ --$c })
- )
- )+ # This may not match with different subblocks
- )
- (?(?{ $c != 0 })
- (?!
- ) # Fail
- ) # Otherwise the chunk 1 may succeed with $c>0
- /xg;
- }
-
- my @ans = ();
- my $res;
- push @ans, $res while $res = matchit;
- iseq "@ans", "1 1 1";
-
- @ans = matchit;
- iseq "@ans", $expect;
-
- local $Message = "Recursion with (??{ })";
- our $matched;
- $matched = qr/\((?:(?>[^()]+)|(??{$matched}))*\)/;
-
- @ans = my @ans1 = ();
- push (@ans, $res), push (@ans1, $&) while $res = m/$matched/g;
-
- iseq "@ans", "1 1 1";
- iseq "@ans1", $expect;
-
- @ans = m/$matched/g;
- iseq "@ans", $expect;
-
- }
-
- {
- ok "abc" =~ /^(??{"a"})b/, '"abc" =~ /^(??{"a"})b/';
- }
-
- {
- my @ans = ('a/b' =~ m%(.*/)?(.*)%); # Stack may be bad
- iseq "@ans", 'a/ b', "Stack may be bad";
- }
-
- {
- local $Message = "Eval-group not allowed at runtime";
- my $code = '{$blah = 45}';
- our $blah = 12;
- eval { /(?$code)/ };
- ok $@ && $@ =~ /not allowed at runtime/ && $blah == 12;
-
- for $code ('{$blah = 45}','=xx') {
- $blah = 12;
- my $res = eval { "xx" =~ /(?$code)/o };
- no warnings 'uninitialized';
- local $Error = "'$@', '$res', '$blah'";
- if ($code eq '=xx') {
- ok !$@ && $res;
- }
- else {
- ok $@ && $@ =~ /not allowed at runtime/ && $blah == 12;
- }
- }
-
- $code = '{$blah = 45}';
- $blah = 12;
- eval "/(?$code)/";
- iseq $blah, 45;
-
- $blah = 12;
- /(?{$blah = 45})/;
- iseq $blah, 45;
- }
-
- {
- local $Message = "Pos checks";
- my $x = 'banana';
- $x =~ /.a/g;
- iseq pos ($x), 2;
-
- $x =~ /.z/gc;
- iseq pos ($x), 2;
-
- sub f {
- my $p = $_[0];
- return $p;
- }
-
- $x =~ /.a/g;
- iseq f (pos ($x)), 4;
- }
-
- {
- local $Message = 'Checking $^R';
- our $x = $^R = 67;
- 'foot' =~ /foo(?{$x = 12; 75})[t]/;
- iseq $^R, 75;
-
- $x = $^R = 67;
- 'foot' =~ /foo(?{$x = 12; 75})[xy]/;
- ok $^R eq '67' && $x eq '12';
-
- $x = $^R = 67;
- 'foot' =~ /foo(?{ $^R + 12 })((?{ $x = 12; $^R + 17 })[xy])?/;
- ok $^R eq '79' && $x eq '12';
- }
-
- {
- iseq qr/\b\v$/i, '(?i-xsm:\b\v$)', 'qr/\b\v$/i';
- iseq qr/\b\v$/s, '(?s-xim:\b\v$)', 'qr/\b\v$/s';
- iseq qr/\b\v$/m, '(?m-xis:\b\v$)', 'qr/\b\v$/m';
- iseq qr/\b\v$/x, '(?x-ism:\b\v$)', 'qr/\b\v$/x';
- iseq qr/\b\v$/xism, '(?msix:\b\v$)', 'qr/\b\v$/xism';
- iseq qr/\b\v$/, '(?-xism:\b\v$)', 'qr/\b\v$/';
- }
-
-
- {
- local $Message = "Look around";
- $_ = 'xabcx';
- SKIP:
- foreach my $ans ('', 'c') {
- ok /(?<=(?=a)..)((?=c)|.)/g or skip "Match failed", 1;
- iseq $1, $ans;
- }
- }
-
- {
- local $Message = "Empty clause";
- $_ = 'a';
- foreach my $ans ('', 'a', '') {
- ok /^|a|$/g or skip "Match failed", 1;
- iseq $&, $ans;
- }
- }
-
- {
- local $Message = "Prefixify";
- sub prefixify {
- SKIP: {
- my ($v, $a, $b, $res) = @_;
- ok $v =~ s/\Q$a\E/$b/ or skip "Match failed", 1;
- iseq $v, $res;
- }
- }
-
- prefixify ('/a/b/lib/arch', "/a/b/lib", 'X/lib', 'X/lib/arch');
- prefixify ('/a/b/man/arch', "/a/b/man", 'X/man', 'X/man/arch');
- }
-
- {
- $_ = 'var="foo"';
- /(\")/;
- ok $1 && /$1/, "Capture a quote";
- }
-
- {
- local $Message = "Call code from qr //";
- $a = qr/(?{++$b})/;
- $b = 7;
- ok /$a$a/ && $b eq '9';
-
- $c="$a";
- ok /$a$a/ && $b eq '11';
-
- undef $@;
- eval {/$c/};
- ok $@ && $@ =~ /not allowed at runtime/;
-
- use re "eval";
- /$a$c$a/;
- iseq $b, '14';
-
- our $lex_a = 43;
- our $lex_b = 17;
- our $lex_c = 27;
- my $lex_res = ($lex_b =~ qr/$lex_b(?{ $lex_c = $lex_a++ })/);
-
- iseq $lex_res, 1;
- iseq $lex_a, 44;
- iseq $lex_c, 43;
-
- no re "eval";
- undef $@;
- my $match = eval { /$a$c$a/ };
- ok $@ && $@ =~ /Eval-group not allowed/ && !$match;
- iseq $b, '14';
-
- $lex_a = 2;
- $lex_a = 43;
- $lex_b = 17;
- $lex_c = 27;
- $lex_res = ($lex_b =~ qr/17(?{ $lex_c = $lex_a++ })/);
-
- iseq $lex_res, 1;
- iseq $lex_a, 44;
- iseq $lex_c, 43;
-
- }
-
-
- {
- no warnings 'closure';
- local $Message = '(?{ $var } refers to package vars';
- package aa;
- our $c = 2;
- $::c = 3;
- '' =~ /(?{ $c = 4 })/;
- main::iseq $c, 4;
- main::iseq $::c, 3;
- }
-
-
- {
- must_die 'q(a:[b]:) =~ /[x[:foo:]]/',
- 'POSIX class \[:[^:]+:\] unknown in regex',
- 'POSIX class [: :] must have valid name';
-
- for my $d (qw [= .]) {
- must_die "/[[${d}foo${d}]]/",
- "\QPOSIX syntax [$d $d] is reserved for future extensions",
- "POSIX syntax [[$d $d]] is an error";
- }
- }
-
-
- {
- # test if failure of patterns returns empty list
- local $Message = "Failed pattern returns empty list";
- $_ = 'aaa';
- @_ = /bbb/;
- iseq "@_", "";
-
- @_ = /bbb/g;
- iseq "@_", "";
-
- @_ = /(bbb)/;
- iseq "@_", "";
-
- @_ = /(bbb)/g;
- iseq "@_", "";
- }
-
-
- {
- local $Message = '@- and @+ tests';
-
- /a(?=.$)/;
- iseq $#+, 0;
- iseq $#-, 0;
- iseq $+ [0], 2;
- iseq $- [0], 1;
- ok !defined $+ [1] && !defined $- [1] &&
- !defined $+ [2] && !defined $- [2];
-
- /a(a)(a)/;
- iseq $#+, 2;
- iseq $#-, 2;
- iseq $+ [0], 3;
- iseq $- [0], 0;
- iseq $+ [1], 2;
- iseq $- [1], 1;
- iseq $+ [2], 3;
- iseq $- [2], 2;
- ok !defined $+ [3] && !defined $- [3] &&
- !defined $+ [4] && !defined $- [4];
-
-
- /.(a)(b)?(a)/;
- iseq $#+, 3;
- iseq $#-, 3;
- iseq $+ [1], 2;
- iseq $- [1], 1;
- iseq $+ [3], 3;
- iseq $- [3], 2;
- ok !defined $+ [2] && !defined $- [2] &&
- !defined $+ [4] && !defined $- [4];
-
-
- /.(a)/;
- iseq $#+, 1;
- iseq $#-, 1;
- iseq $+ [0], 2;
- iseq $- [0], 0;
- iseq $+ [1], 2;
- iseq $- [1], 1;
- ok !defined $+ [2] && !defined $- [2] &&
- !defined $+ [3] && !defined $- [3];
-
- /.(a)(ba*)?/;
- iseq $#+, 2;
- iseq $#-, 1;
- }
-
-
- {
- local $DiePattern = '^Modification of a read-only value attempted';
- local $Message = 'Elements of @- and @+ are read-only';
- must_die '$+[0] = 13';
- must_die '$-[0] = 13';
- must_die '@+ = (7, 6, 5)';
- must_die '@- = qw (foo bar)';
- }
-
-
- {
- local $Message = '\G testing';
- $_ = 'aaa';
- pos = 1;
- my @a = /\Ga/g;
- iseq "@a", "a a";
-
- my $str = 'abcde';
- pos $str = 2;
- ok $str !~ /^\G/;
- ok $str !~ /^.\G/;
- ok $str =~ /^..\G/;
- ok $str !~ /^...\G/;
- ok $str =~ /\G../ && $& eq 'cd';
-
- local $TODO = $running_as_thread;
- ok $str =~ /.\G./ && $& eq 'bc';
- }
-
-
- {
- local $Message = 'pos inside (?{ })';
- my $str = 'abcde';
- our ($foo, $bar);
- ok $str =~ /b(?{$foo = $_; $bar = pos})c/;
- iseq $foo, $str;
- iseq $bar, 2;
- ok !defined pos ($str);
-
- undef $foo;
- undef $bar;
- pos $str = undef;
- ok $str =~ /b(?{$foo = $_; $bar = pos})c/g;
- iseq $foo, $str;
- iseq $bar, 2;
- iseq pos ($str), 3;
-
- $_ = $str;
- undef $foo;
- undef $bar;
- ok /b(?{$foo = $_; $bar = pos})c/;
- iseq $foo, $str;
- iseq $bar, 2;
-
- undef $foo;
- undef $bar;
- ok /b(?{$foo = $_; $bar = pos})c/g;
- iseq $foo, $str;
- iseq $bar, 2;
- iseq pos, 3;
-
- undef $foo;
- undef $bar;
- pos = undef;
- 1 while /b(?{$foo = $_; $bar = pos})c/g;
- iseq $foo, $str;
- iseq $bar, 2;
- ok !defined pos;
-
- undef $foo;
- undef $bar;
- $_ = 'abcde|abcde';
- ok s/b(?{$foo = $_; $bar = pos})c/x/g;
- iseq $foo, 'abcde|abcde';
- iseq $bar, 8;
- iseq $_, 'axde|axde';
-
- # List context:
- $_ = 'abcde|abcde';
- our @res;
- () = /([ace]).(?{push @res, $1,$2})([ce])(?{push @res, $1,$2})/g;
- @res = map {defined $_ ? "'$_'" : 'undef'} @res;
- iseq "@res", "'a' undef 'a' 'c' 'e' undef 'a' undef 'a' 'c'";
-
- @res = ();
- () = /([ace]).(?{push @res, $`,$&,$'})([ce])(?{push @res, $`,$&,$'})/g;
- @res = map {defined $_ ? "'$_'" : 'undef'} @res;
- iseq "@res", "'' 'ab' 'cde|abcde' " .
- "'' 'abc' 'de|abcde' " .
- "'abcd' 'e|' 'abcde' " .
- "'abcde|' 'ab' 'cde' " .
- "'abcde|' 'abc' 'de'" ;
- }
-
-
- {
- local $Message = '\G anchor checks';
- my $foo = 'aabbccddeeffgg';
- pos ($foo) = 1;
- {
- local $TODO = $running_as_thread;
- no warnings 'uninitialized';
- ok $foo =~ /.\G(..)/g;
- iseq $1, 'ab';
-
- pos ($foo) += 1;
- ok $foo =~ /.\G(..)/g;
- iseq $1, 'cc';
-
- pos ($foo) += 1;
- ok $foo =~ /.\G(..)/g;
- iseq $1, 'de';
-
- ok $foo =~ /\Gef/g;
- }
-
- undef pos $foo;
- ok $foo =~ /\G(..)/g;
- iseq $1, 'aa';
-
- ok $foo =~ /\G(..)/g;
- iseq $1, 'bb';
-
- pos ($foo) = 5;
- ok $foo =~ /\G(..)/g;
- iseq $1, 'cd';
- }
-
-
- {
- $_ = '123x123';
- my @res = /(\d*|x)/g;
- local $" = '|';
- iseq "@res", "123||x|123|", "0 match in alternation";
- }
-
-
- {
- local $Message = "Match against temporaries (created via pp_helem())" .
- " is safe";
- ok {foo => "bar\n" . $^X} -> {foo} =~ /^(.*)\n/g;
- iseq $1, "bar";
- }
-
-
- {
- local $Message = 'package $i inside (?{ }), ' .
- 'saved substrings and changing $_';
- our @a = qw [foo bar];
- our @b = ();
- s/(\w)(?{push @b, $1})/,$1,/g for @a;
- iseq "@b", "f o o b a r";
- iseq "@a", ",f,,o,,o, ,b,,a,,r,";
-
- local $Message = 'lexical $i inside (?{ }), ' .
- 'saved substrings and changing $_';
- no warnings 'closure';
- my @c = qw [foo bar];
- my @d = ();
- s/(\w)(?{push @d, $1})/,$1,/g for @c;
- iseq "@d", "f o o b a r";
- iseq "@c", ",f,,o,,o, ,b,,a,,r,";
- }
-
-
- {
- local $Message = 'Brackets';
- our $brackets;
- $brackets = qr {
- { (?> [^{}]+ | (??{ $brackets }) )* }
- }x;
-
- ok "{{}" =~ $brackets;
- iseq $&, "{}";
- ok "something { long { and } hairy" =~ $brackets;
- iseq $&, "{ and }";
- ok "something { long { and } hairy" =~ m/((??{ $brackets }))/;
- iseq $&, "{ and }";
- }
-
-
- {
- $_ = "a-a\nxbb";
- pos = 1;
- nok m/^-.*bb/mg, '$_ = "a-a\nxbb"; m/^-.*bb/mg';
- }
-
-
- {
- local $Message = '\G anchor checks';
- my $text = "aaXbXcc";
- pos ($text) = 0;
- ok $text !~ /\GXb*X/g;
- }
-
-
- {
- $_ = "xA\n" x 500;
- nok /^\s*A/m, '$_ = "xA\n" x 500; /^\s*A/m"';
-
- my $text = "abc dbf";
- my @res = ($text =~ /.*?(b).*?\b/g);
- iseq "@res", "b b", '\b is not special';
- }
-
-
- {
- local $Message = '\S, [\S], \s, [\s]';
- my @a = map chr, 0 .. 255;
- my @b = grep /\S/, @a;
- my @c = grep /[^\s]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\S/, @a;
- @c = grep /[\S]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\s/, @a;
- @c = grep /[^\S]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\s/, @a;
- @c = grep /[\s]/, @a;
- iseq "@b", "@c";
- }
- {
- local $Message = '\D, [\D], \d, [\d]';
- my @a = map chr, 0 .. 255;
- my @b = grep /\D/, @a;
- my @c = grep /[^\d]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\D/, @a;
- @c = grep /[\D]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\d/, @a;
- @c = grep /[^\D]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\d/, @a;
- @c = grep /[\d]/, @a;
- iseq "@b", "@c";
- }
- {
- local $Message = '\W, [\W], \w, [\w]';
- my @a = map chr, 0 .. 255;
- my @b = grep /\W/, @a;
- my @c = grep /[^\w]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\W/, @a;
- @c = grep /[\W]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\w/, @a;
- @c = grep /[^\W]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\w/, @a;
- @c = grep /[\w]/, @a;
- iseq "@b", "@c";
- }
-
-
- {
- # see if backtracking optimization works correctly
- local $Message = 'Backtrack optimization';
- ok "\n\n" =~ /\n $ \n/x;
- ok "\n\n" =~ /\n* $ \n/x;
- ok "\n\n" =~ /\n+ $ \n/x;
- ok "\n\n" =~ /\n? $ \n/x;
- ok "\n\n" =~ /\n*? $ \n/x;
- ok "\n\n" =~ /\n+? $ \n/x;
- ok "\n\n" =~ /\n?? $ \n/x;
- ok "\n\n" !~ /\n*+ $ \n/x;
- ok "\n\n" !~ /\n++ $ \n/x;
- ok "\n\n" =~ /\n?+ $ \n/x;
- }
-
-
- {
- package S;
- use overload '""' => sub {'Object S'};
- sub new {bless []}
-
- local $Message = "Ref stringification";
- ::ok do { \my $v} =~ /^SCALAR/, "Scalar ref stringification";
- ::ok do {\\my $v} =~ /^REF/, "Ref ref stringification";
- ::ok [] =~ /^ARRAY/, "Array ref stringification";
- ::ok {} =~ /^HASH/, "Hash ref stringification";
- ::ok 'S' -> new =~ /^Object S/, "Object stringification";
- }
-
-
- {
- local $Message = "Test result of match used as match";
- ok 'a1b' =~ ('xyz' =~ /y/);
- iseq $`, 'a';
- ok 'a1b' =~ ('xyz' =~ /t/);
- iseq $`, 'a';
- }
-
-
- {
- local $Message = '"1" is not \s';
- may_not_warn sub {ok ("1\n" x 102) !~ /^\s*\n/m};
- }
-
-
- {
- local $Message = '\s, [[:space:]] and [[:blank:]]';
- my %space = (spc => " ",
- tab => "\t",
- cr => "\r",
- lf => "\n",
- ff => "\f",
- # There's no \v but the vertical tabulator seems miraculously
- # be 11 both in ASCII and EBCDIC.
- vt => chr(11),
- false => "space");
-
- my @space0 = sort grep {$space {$_} =~ /\s/ } keys %space;
- my @space1 = sort grep {$space {$_} =~ /[[:space:]]/} keys %space;
- my @space2 = sort grep {$space {$_} =~ /[[:blank:]]/} keys %space;
-
- iseq "@space0", "cr ff lf spc tab";
- iseq "@space1", "cr ff lf spc tab vt";
- iseq "@space2", "spc tab";
- }
-
-
- {
- local $BugId = '20000731.001';
- ok "A \x{263a} B z C" =~ /A . B (??{ "z" }) C/,
- "Match UTF-8 char in presense of (??{ })";
- }
-
-
- {
- local $BugId = '20001021.005';
- no warnings 'uninitialized';
- ok undef =~ /^([^\/]*)(.*)$/, "Used to cause a SEGV";
- }
-
-
- SKIP:
- {
- local $Message = '\C matches octet';
- $_ = "a\x{100}b";
- ok /(.)(\C)(\C)(.)/ or skip q [\C doesn't match], 4;
- iseq $1, "a";
- if ($IS_ASCII) { # ASCII (or equivalent), should be UTF-8
- iseq $2, "\xC4";
- iseq $3, "\x80";
- }
- elsif ($IS_EBCDIC) { # EBCDIC (or equivalent), should be UTF-EBCDIC
- iseq $2, "\x8C";
- iseq $3, "\x41";
- }
- else {
- SKIP: {
- ok 0, "Unexpected platform", "ord ('A') = $ordA";
- skip "Unexpected platform";
- }
- }
- iseq $4, "b";
- }
-
-
- SKIP:
- {
- local $Message = '\C matches octet';
- $_ = "\x{100}";
- ok /(\C)/g or skip q [\C doesn't match], 2;
- if ($IS_ASCII) {
- iseq $1, "\xC4";
- }
- elsif ($IS_EBCDIC) {
- iseq $1, "\x8C";
- }
- else {
- ok 0, "Unexpected platform", "ord ('A') = $ordA";
- }
- ok /(\C)/g or skip q [\C doesn't match];
- if ($IS_ASCII) {
- iseq $1, "\x80";
- }
- elsif ($IS_EBCDIC) {
- iseq $1, "\x41";
- }
- else {
- ok 0, "Unexpected platform", "ord ('A') = $ordA";
- }
- }
-
-
- {
- # Japhy -- added 03/03/2001
- () = (my $str = "abc") =~ /(...)/;
- $str = "def";
- iseq $1, "abc", 'Changing subject does not modify $1';
- }
-
-
- SKIP:
- {
- # The trick is that in EBCDIC the explicit numeric range should
- # match (as also in non-EBCDIC) but the explicit alphabetic range
- # should not match.
- ok "\x8e" =~ /[\x89-\x91]/, '"\x8e" =~ /[\x89-\x91]/';
- ok "\xce" =~ /[\xc9-\xd1]/, '"\xce" =~ /[\xc9-\xd1]/';
-
- skip "Not an EBCDIC platform", 2 unless ord ('i') == 0x89 &&
- ord ('J') == 0xd1;
-
- # In most places these tests would succeed since \x8e does not
- # in most character sets match 'i' or 'j' nor would \xce match
- # 'I' or 'J', but strictly speaking these tests are here for
- # the good of EBCDIC, so let's test these only there.
- nok "\x8e" !~ /[i-j]/, '"\x8e" !~ /[i-j]/';
- nok "\xce" !~ /[I-J]/, '"\xce" !~ /[I-J]/';
- }
-
-
- {
- ok "\x{ab}" =~ /\x{ab}/, '"\x{ab}" =~ /\x{ab}/ ';
- ok "\x{abcd}" =~ /\x{abcd}/, '"\x{abcd}" =~ /\x{abcd}/';
- }
-
-
- {
- local $Message = 'bug id 20001008.001';
-
- my @x = ("stra\337e 138", "stra\337e 138");
- for (@x) {
- ok s/(\d+)\s*([\w\-]+)/$1 . uc $2/e;
- ok my ($latin) = /^(.+)(?:\s+\d)/;
- iseq $latin, "stra\337e";
- ok $latin =~ s/stra\337e/straße/;
- #
- # Previous code follows, but outcommented - there were no tests.
- #
- # $latin =~ s/stra\337e/straße/; # \303\237 after the 2nd a
- # use utf8; # needed for the raw UTF-8
- # $latin =~ s!(s)tr(?:aß|s+e)!$1tr.!; # \303\237 after the a
- }
- }
-
-
- {
- local $Message = 'Test \x escapes';
- ok "ba\xd4c" =~ /([a\xd4]+)/ && $1 eq "a\xd4";
- ok "ba\xd4c" =~ /([a\xd4]+)/ && $1 eq "a\x{d4}";
- ok "ba\x{d4}c" =~ /([a\xd4]+)/ && $1 eq "a\x{d4}";
- ok "ba\x{d4}c" =~ /([a\xd4]+)/ && $1 eq "a\xd4";
- ok "ba\xd4c" =~ /([a\x{d4}]+)/ && $1 eq "a\xd4";
- ok "ba\xd4c" =~ /([a\x{d4}]+)/ && $1 eq "a\x{d4}";
- ok "ba\x{d4}c" =~ /([a\x{d4}]+)/ && $1 eq "a\x{d4}";
- ok "ba\x{d4}c" =~ /([a\x{d4}]+)/ && $1 eq "a\xd4";
- }
-
-
- {
- local $BugId = '20001028.003';
-
- # Fist half of the bug.
- local $Message = 'HEBREW ACCENT QADMA matched by .*';
- my $X = chr (1448);
- ok my ($Y) = $X =~ /(.*)/;
- iseq $Y, v1448;
- iseq length ($Y), 1;
-
- # Second half of the bug.
- $Message = 'HEBREW ACCENT QADMA in replacement';
- $X = '';
- $X =~ s/^/chr(1488)/e;
- iseq length $X, 1;
- iseq ord ($X), 1488;
- }
-
-
- {
- local $BugId = '20001108.001';
- local $Message = 'Repeated s///';
- my $X = "Szab\x{f3},Bal\x{e1}zs";
- my $Y = $X;
- $Y =~ s/(B)/$1/ for 0 .. 3;
- iseq $Y, $X;
- iseq $X, "Szab\x{f3},Bal\x{e1}zs";
- }
-
-
- {
- local $BugId = '20000517.001';
- local $Message = 's/// on UTF-8 string';
- my $x = "\x{100}A";
- $x =~ s/A/B/;
- iseq $x, "\x{100}B";
- iseq length $x, 2;
- }
-
-
- {
- local $BugId = '20001230.002';
- local $Message = '\C and É';
- ok "École" =~ /^\C\C(.)/ && $1 eq 'c';
- ok "École" =~ /^\C\C(c)/;
- }
-
-
- SKIP:
- {
- local $Message = 'Match code points > 255';
- $_ = "abc\x{100}\x{200}\x{300}\x{380}\x{400}defg";
- ok /(.\x{300})./ or skip "No match", 4;
- ok $` eq "abc\x{100}" && length ($`) == 4;
- ok $& eq "\x{200}\x{300}\x{380}" && length ($&) == 3;
- ok $' eq "\x{400}defg" && length ($') == 5;
- ok $1 eq "\x{200}\x{300}" && length ($1) == 2;
- }
-
-
- {
- # The original bug report had 'no utf8' here but that was irrelevant.
- local $BugId = '20010306.008';
- local $Message = "Don't dump core";
- my $a = "a\x{1234}";
- ok $a =~ m/\w/; # used to core dump.
- }
-
-
- {
- local $BugId = '20010410.006';
- local $Message = '/g in scalar context';
- for my $rx ('/(.*?)\{(.*?)\}/csg',
- '/(.*?)\{(.*?)\}/cg',
- '/(.*?)\{(.*?)\}/sg',
- '/(.*?)\{(.*?)\}/g',
- '/(.+?)\{(.+?)\}/csg',) {
- my $i = 0;
- my $input = "a{b}c{d}";
- eval <<" --";
- while (eval \$input =~ $rx) {
- \$i ++;
- }
- --
- iseq $i, 2;
- }
- }
-
-
- {
- my $x = "\x{10FFFD}";
- $x =~ s/(.)/$1/g;
- ok ord($x) == 0x10FFFD && length($x) == 1, "From Robin Houston";
- }
-
-
- {
- my %d = (
- "7f" => [0, 0, 0],
- "80" => [1, 1, 0],
- "ff" => [1, 1, 0],
- "100" => [0, 1, 1],
- );
- SKIP:
- while (my ($code, $match) = each %d) {
- local $Message = "Properties of \\x$code";
- my $char = eval qq ["\\x{$code}"];
- my $i = 0;
- ok (($char =~ /[\x80-\xff]/) xor !$$match [$i ++]);
- ok (($char =~ /[\x80-\x{100}]/) xor !$$match [$i ++]);
- ok (($char =~ /[\x{100}]/) xor !$$match [$i ++]);
- }
- }
-
-
- {
- # From Japhy
- local $Message;
- must_warn 'qr/(?c)/', '^Useless \(\?c\)';
- must_warn 'qr/(?-c)/', '^Useless \(\?-c\)';
- must_warn 'qr/(?g)/', '^Useless \(\?g\)';
- must_warn 'qr/(?-g)/', '^Useless \(\?-g\)';
- must_warn 'qr/(?o)/', '^Useless \(\?o\)';
- must_warn 'qr/(?-o)/', '^Useless \(\?-o\)';
-
- # Now test multi-error regexes
- must_warn 'qr/(?g-o)/', '^Useless \(\?g\).*\nUseless \(\?-o\)';
- must_warn 'qr/(?g-c)/', '^Useless \(\?g\).*\nUseless \(\?-c\)';
- # (?c) means (?g) error won't be thrown
- must_warn 'qr/(?o-cg)/', '^Useless \(\?o\).*\nUseless \(\?-c\)';
- must_warn 'qr/(?ogc)/', '^Useless \(\?o\).*\nUseless \(\?g\).*\n' .
- 'Useless \(\?c\)';
- }
-
-
- {
- local $Message = "/x tests";
- $_ = "foo";
- eval_ok <<" --";
- /f
- o\r
- o
- \$
- /x
- --
- eval_ok <<" --";
- /f
- o
- o
- \$\r
- /x
- --
- }
-
-
- {
- local $Message = "/o feature";
- sub test_o {$_ [0] =~ /$_[1]/o; return $1}
- iseq test_o ('abc', '(.)..'), 'a';
- iseq test_o ('abc', '..(.)'), 'a';
- }
-
-
- {
- local $BugId = "20010619.003";
- # Amazingly vertical tabulator is the same in ASCII and EBCDIC.
- for ("\n", "\t", "\014", "\r") {
- ok !/[[:print:]]/, "'$_' not in [[:print:]]";
- }
- for (" ") {
- ok /[[:print:]]/, "'$_' in [[:print:]]";
- }
- }
-
-
- {
- # Test basic $^N usage outside of a regex
- local $Message = '$^N usage outside of a regex';
- my $x = "abcdef";
- ok ($x =~ /cde/ and !defined $^N);
- ok ($x =~ /(cde)/ and $^N eq "cde");
- ok ($x =~ /(c)(d)(e)/ and $^N eq "e");
- ok ($x =~ /(c(d)e)/ and $^N eq "cde");
- ok ($x =~ /(foo)|(c(d)e)/ and $^N eq "cde");
- ok ($x =~ /(c(d)e)|(foo)/ and $^N eq "cde");
- ok ($x =~ /(c(d)e)|(abc)/ and $^N eq "abc");
- ok ($x =~ /(c(d)e)|(abc)x/ and $^N eq "cde");
- ok ($x =~ /(c(d)e)(abc)?/ and $^N eq "cde");
- ok ($x =~ /(?:c(d)e)/ and $^N eq "d");
- ok ($x =~ /(?:c(d)e)(?:f)/ and $^N eq "d");
- ok ($x =~ /(?:([abc])|([def]))*/ and $^N eq "f");
- ok ($x =~ /(?:([ace])|([bdf]))*/ and $^N eq "f");
- ok ($x =~ /(([ace])|([bd]))*/ and $^N eq "e");
- {ok ($x =~ /(([ace])|([bdf]))*/ and $^N eq "f");}
- ## Test to see if $^N is automatically localized -- it should now
- ## have the value set in the previous test.
- iseq $^N, "e", '$^N is automatically localized';
-
- # Now test inside (?{ ... })
- local $Message = '$^N usage inside (?{ ... })';
- our ($y, $z);
- ok ($x =~ /a([abc])(?{$y=$^N})c/ and $y eq "b");
- ok ($x =~ /a([abc]+)(?{$y=$^N})d/ and $y eq "bc");
- ok ($x =~ /a([abcdefg]+)(?{$y=$^N})d/ and $y eq "bc");
- ok ($x =~ /(a([abcdefg]+)(?{$y=$^N})d)(?{$z=$^N})e/ and $y eq "bc"
- and $z eq "abcd");
- ok ($x =~ /(a([abcdefg]+)(?{$y=$^N})de)(?{$z=$^N})/ and $y eq "bc"
- and $z eq "abcde");
-
- }
-
-
- SKIP:
- {
- ## Should probably put in tests for all the POSIX stuff,
- ## but not sure how to guarantee a specific locale......
-
- skip "Not an ASCII platform", 2 unless $IS_ASCII;
- local $Message = 'Test [[:cntrl:]]';
- my $AllBytes = join "" => map {chr} 0 .. 255;
- (my $x = $AllBytes) =~ s/[[:cntrl:]]//g;
- iseq $x, join "", map {chr} 0x20 .. 0x7E, 0x80 .. 0xFF;
-
- ($x = $AllBytes) =~ s/[^[:cntrl:]]//g;
- iseq $x, join "", map {chr} 0x00 .. 0x1F, 0x7F;
- }
-
-
- {
- # With /s modifier UTF8 chars were interpreted as bytes
- local $Message = "UTF-8 chars aren't bytes";
- my $a = "Hello \x{263A} World";
- my @a = ($a =~ /./gs);
- iseq $#a, 12;
- }
-
-
- {
- local $Message = '. matches \n with /s';
- my $str1 = "foo\nbar";
- my $str2 = "foo\n\x{100}bar";
- my ($a, $b) = map {chr} $IS_ASCII ? (0xc4, 0x80) : (0x8c, 0x41);
- my @a;
- @a = $str1 =~ /./g; iseq @a, 6; iseq "@a", "f o o b a r";
- @a = $str1 =~ /./gs; iseq @a, 7; iseq "@a", "f o o \n b a r";
- @a = $str1 =~ /\C/g; iseq @a, 7; iseq "@a", "f o o \n b a r";
- @a = $str1 =~ /\C/gs; iseq @a, 7; iseq "@a", "f o o \n b a r";
- @a = $str2 =~ /./g; iseq @a, 7; iseq "@a", "f o o \x{100} b a r";
- @a = $str2 =~ /./gs; iseq @a, 8; iseq "@a", "f o o \n \x{100} b a r";
- @a = $str2 =~ /\C/g; iseq @a, 9; iseq "@a", "f o o \n $a $b b a r";
- @a = $str2 =~ /\C/gs; iseq @a, 9; iseq "@a", "f o o \n $a $b b a r";
- }
-
-
- {
- # [ID 20010814.004] pos() doesn't work when using =~m// in list context
- local $BugId = '20010814.004';
- $_ = "ababacadaea";
- my $a = join ":", /b./gc;
- my $b = join ":", /a./gc;
- my $c = pos;
- iseq "$a $b $c", 'ba:ba ad:ae 10', "pos() works with () = m//";
- }
-
-
- {
- # [ID 20010407.006] matching utf8 return values from
- # functions does not work
- local $BugId = '20010407.006';
- local $Message = 'UTF-8 return values from functions';
- package ID_20010407_006;
- sub x {"a\x{1234}"}
- my $x = x;
- my $y;
- ::ok $x =~ /(..)/;
- $y = $1;
- ::ok length ($y) == 2 && $y eq $x;
- ::ok x =~ /(..)/;
- $y = $1;
- ::ok length ($y) == 2 && $y eq $x;
- }
-
-
- {
- no warnings 'digit';
- # Check that \x## works. 5.6.1 and 5.005_03 fail some of these.
- my $x;
- $x = "\x4e" . "E";
- ok ($x =~ /^\x4EE$/, "Check only 2 bytes of hex are matched.");
-
- $x = "\x4e" . "i";
- ok ($x =~ /^\x4Ei$/, "Check that invalid hex digit stops it (2)");
-
- $x = "\x4" . "j";
- ok ($x =~ /^\x4j$/, "Check that invalid hex digit stops it (1)");
-
- $x = "\x0" . "k";
- ok ($x =~ /^\xk$/, "Check that invalid hex digit stops it (0)");
-
- $x = "\x0" . "x";
- ok ($x =~ /^\xx$/, "\\xx isn't to be treated as \\0");
-
- $x = "\x0" . "xa";
- ok ($x =~ /^\xxa$/, "\\xxa isn't to be treated as \\xa");
-
- $x = "\x9" . "_b";
- ok ($x =~ /^\x9_b$/, "\\x9_b isn't to be treated as \\x9b");
-
- # and now again in [] ranges
-
- $x = "\x4e" . "E";
- ok ($x =~ /^[\x4EE]{2}$/, "Check only 2 bytes of hex are matched.");
-
- $x = "\x4e" . "i";
- ok ($x =~ /^[\x4Ei]{2}$/, "Check that invalid hex digit stops it (2)");
-
- $x = "\x4" . "j";
- ok ($x =~ /^[\x4j]{2}$/, "Check that invalid hex digit stops it (1)");
-
- $x = "\x0" . "k";
- ok ($x =~ /^[\xk]{2}$/, "Check that invalid hex digit stops it (0)");
-
- $x = "\x0" . "x";
- ok ($x =~ /^[\xx]{2}$/, "\\xx isn't to be treated as \\0");
-
- $x = "\x0" . "xa";
- ok ($x =~ /^[\xxa]{3}$/, "\\xxa isn't to be treated as \\xa");
-
- $x = "\x9" . "_b";
- ok ($x =~ /^[\x9_b]{3}$/, "\\x9_b isn't to be treated as \\x9b");
-
- # Check that \x{##} works. 5.6.1 fails quite a few of these.
-
- $x = "\x9b";
- ok ($x =~ /^\x{9_b}$/, "\\x{9_b} is to be treated as \\x9b");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^\x{9_b}y$/, "\\x{9_b} is to be treated as \\x9b (again)");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^\x{9b_}y$/, "\\x{9b_} is to be treated as \\x9b");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^\x{9_bq}y$/, "\\x{9_bc} is to be treated as \\x9b");
-
- $x = "\x0" . "y";
- ok ($x =~ /^\x{x9b}y$/, "\\x{x9b} is to be treated as \\x0");
-
- $x = "\x0" . "y";
- ok ($x =~ /^\x{0x9b}y$/, "\\x{0x9b} is to be treated as \\x0");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^\x{09b}y$/, "\\x{09b} is to be treated as \\x9b");
-
- $x = "\x9b";
- ok ($x =~ /^[\x{9_b}]$/, "\\x{9_b} is to be treated as \\x9b");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^[\x{9_b}y]{2}$/,
- "\\x{9_b} is to be treated as \\x9b (again)");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^[\x{9b_}y]{2}$/, "\\x{9b_} is to be treated as \\x9b");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^[\x{9_bq}y]{2}$/, "\\x{9_bc} is to be treated as \\x9b");
-
- $x = "\x0" . "y";
- ok ($x =~ /^[\x{x9b}y]{2}$/, "\\x{x9b} is to be treated as \\x0");
-
- $x = "\x0" . "y";
- ok ($x =~ /^[\x{0x9b}y]{2}$/, "\\x{0x9b} is to be treated as \\x0");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^[\x{09b}y]{2}$/, "\\x{09b} is to be treated as \\x9b");
-
- }
-
-
- {
- # High bit bug -- japhy
- my $x = "ab\200d";
- ok $x =~ /.*?\200/, "High bit fine";
- }
-
-
- {
- # The basic character classes and Unicode
- ok "\x{0100}" =~ /\w/, 'LATIN CAPITAL LETTER A WITH MACRON in /\w/';
- ok "\x{0660}" =~ /\d/, 'ARABIC-INDIC DIGIT ZERO in /\d/';
- ok "\x{1680}" =~ /\s/, 'OGHAM SPACE MARK in /\s/';
- }
-
-
- {
- local $Message = "Folding matches and Unicode";
- ok "a\x{100}" =~ /A/i;
- ok "A\x{100}" =~ /a/i;
- ok "a\x{100}" =~ /a/i;
- ok "A\x{100}" =~ /A/i;
- ok "\x{101}a" =~ /\x{100}/i;
- ok "\x{100}a" =~ /\x{100}/i;
- ok "\x{101}a" =~ /\x{101}/i;
- ok "\x{100}a" =~ /\x{101}/i;
- ok "a\x{100}" =~ /A\x{100}/i;
- ok "A\x{100}" =~ /a\x{100}/i;
- ok "a\x{100}" =~ /a\x{100}/i;
- ok "A\x{100}" =~ /A\x{100}/i;
- ok "a\x{100}" =~ /[A]/i;
- ok "A\x{100}" =~ /[a]/i;
- ok "a\x{100}" =~ /[a]/i;
- ok "A\x{100}" =~ /[A]/i;
- ok "\x{101}a" =~ /[\x{100}]/i;
- ok "\x{100}a" =~ /[\x{100}]/i;
- ok "\x{101}a" =~ /[\x{101}]/i;
- ok "\x{100}a" =~ /[\x{101}]/i;
- }
-
-
- {
- use charnames ':full';
- local $Message = "Folding 'LATIN LETTER A WITH GRAVE'";
-
- my $lower = "\N{LATIN SMALL LETTER A WITH GRAVE}";
- my $UPPER = "\N{LATIN CAPITAL LETTER A WITH GRAVE}";
-
- ok $lower =~ m/$UPPER/i;
- ok $UPPER =~ m/$lower/i;
- ok $lower =~ m/[$UPPER]/i;
- ok $UPPER =~ m/[$lower]/i;
-
- local $Message = "Folding 'GREEK LETTER ALPHA WITH VRACHY'";
-
- $lower = "\N{GREEK CAPITAL LETTER ALPHA WITH VRACHY}";
- $UPPER = "\N{GREEK SMALL LETTER ALPHA WITH VRACHY}";
-
- ok $lower =~ m/$UPPER/i;
- ok $UPPER =~ m/$lower/i;
- ok $lower =~ m/[$UPPER]/i;
- ok $UPPER =~ m/[$lower]/i;
-
- local $Message = "Folding 'LATIN LETTER Y WITH DIAERESIS'";
-
- $lower = "\N{LATIN SMALL LETTER Y WITH DIAERESIS}";
- $UPPER = "\N{LATIN CAPITAL LETTER Y WITH DIAERESIS}";
-
- ok $lower =~ m/$UPPER/i;
- ok $UPPER =~ m/$lower/i;
- ok $lower =~ m/[$UPPER]/i;
- ok $UPPER =~ m/[$lower]/i;
- }
-
-
- {
- use charnames ':full';
- local $PatchId = "13843";
- local $Message = "GREEK CAPITAL LETTER SIGMA vs " .
- "COMBINING GREEK PERISPOMENI";
-
- my $SIGMA = "\N{GREEK CAPITAL LETTER SIGMA}";
- my $char = "\N{COMBINING GREEK PERISPOMENI}";
-
- may_not_warn sub {ok "_:$char:_" !~ m/_:$SIGMA:_/i};
- }
-
-
- {
- local $Message = '\X';
- use charnames ':full';
-
- ok "a!" =~ /^(\X)!/ && $1 eq "a";
- ok "\xDF!" =~ /^(\X)!/ && $1 eq "\xDF";
- ok "\x{100}!" =~ /^(\X)!/ && $1 eq "\x{100}";
- ok "\x{100}\x{300}!" =~ /^(\X)!/ && $1 eq "\x{100}\x{300}";
- ok "\N{LATIN CAPITAL LETTER E}!" =~ /^(\X)!/ &&
- $1 eq "\N{LATIN CAPITAL LETTER E}";
- ok "\N{LATIN CAPITAL LETTER E}\N{COMBINING GRAVE ACCENT}!"
- =~ /^(\X)!/ &&
- $1 eq "\N{LATIN CAPITAL LETTER E}\N{COMBINING GRAVE ACCENT}";
-
- local $Message = '\C and \X';
- ok "!abc!" =~ /a\Cc/;
- ok "!abc!" =~ /a\Xc/;
- }
-
-
- {
- local $Message = "Final Sigma";
-
- my $SIGMA = "\x{03A3}"; # CAPITAL
- my $Sigma = "\x{03C2}"; # SMALL FINAL
- my $sigma = "\x{03C3}"; # SMALL
-
- ok $SIGMA =~ /$SIGMA/i;
- ok $SIGMA =~ /$Sigma/i;
- ok $SIGMA =~ /$sigma/i;
-
- ok $Sigma =~ /$SIGMA/i;
- ok $Sigma =~ /$Sigma/i;
- ok $Sigma =~ /$sigma/i;
-
- ok $sigma =~ /$SIGMA/i;
- ok $sigma =~ /$Sigma/i;
- ok $sigma =~ /$sigma/i;
-
- ok $SIGMA =~ /[$SIGMA]/i;
- ok $SIGMA =~ /[$Sigma]/i;
- ok $SIGMA =~ /[$sigma]/i;
-
- ok $Sigma =~ /[$SIGMA]/i;
- ok $Sigma =~ /[$Sigma]/i;
- ok $Sigma =~ /[$sigma]/i;
-
- ok $sigma =~ /[$SIGMA]/i;
- ok $sigma =~ /[$Sigma]/i;
- ok $sigma =~ /[$sigma]/i;
-
- local $Message = "More final Sigma";
-
- my $S3 = "$SIGMA$Sigma$sigma";
-
- ok ":$S3:" =~ /:(($SIGMA)+):/i && $1 eq $S3 && $2 eq $sigma;
- ok ":$S3:" =~ /:(($Sigma)+):/i && $1 eq $S3 && $2 eq $sigma;
- ok ":$S3:" =~ /:(($sigma)+):/i && $1 eq $S3 && $2 eq $sigma;
-
- ok ":$S3:" =~ /:(([$SIGMA])+):/i && $1 eq $S3 && $2 eq $sigma;
- ok ":$S3:" =~ /:(([$Sigma])+):/i && $1 eq $S3 && $2 eq $sigma;
- ok ":$S3:" =~ /:(([$sigma])+):/i && $1 eq $S3 && $2 eq $sigma;
- }
-
-
- {
- use charnames ':full';
- local $Message = "Parlez-Vous " .
- "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais?";
-
- ok "Fran\N{LATIN SMALL LETTER C}ais" =~ /Fran.ais/ &&
- $& eq "Francais";
- ok "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais" =~ /Fran.ais/ &&
- $& eq "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais";
- ok "Fran\N{LATIN SMALL LETTER C}ais" =~ /Fran\Cais/ &&
- $& eq "Francais";
- # COMBINING CEDILLA is two bytes when encoded
- ok "Franc\N{COMBINING CEDILLA}ais" =~ /Franc\C\Cais/;
- ok "Fran\N{LATIN SMALL LETTER C}ais" =~ /Fran\Xais/ &&
- $& eq "Francais";
- ok "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais" =~ /Fran\Xais/ &&
- $& eq "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais";
- ok "Franc\N{COMBINING CEDILLA}ais" =~ /Fran\Xais/ &&
- $& eq "Franc\N{COMBINING CEDILLA}ais";
- ok "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais" =~
- /Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais/ &&
- $& eq "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais";
- ok "Franc\N{COMBINING CEDILLA}ais" =~ /Franc\N{COMBINING CEDILLA}ais/ &&
- $& eq "Franc\N{COMBINING CEDILLA}ais";
-
- my @f = (
- ["Fran\N{LATIN SMALL LETTER C}ais", "Francais"],
- ["Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais",
- "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais"],
- ["Franc\N{COMBINING CEDILLA}ais", "Franc\N{COMBINING CEDILLA}ais"],
- );
- foreach my $entry (@f) {
- my ($subject, $match) = @$entry;
- ok $subject =~ /Fran(?:c\N{COMBINING CEDILLA}?|
- \N{LATIN SMALL LETTER C WITH CEDILLA})ais/x &&
- $& eq $match;
- }
- }
-
-
- {
- local $Message = "Lingering (and useless) UTF8 flag doesn't mess up /i";
- my $pat = "ABcde";
- my $str = "abcDE\x{100}";
- chop $str;
- ok $str =~ /$pat/i;
-
- $pat = "ABcde\x{100}";
- $str = "abcDE";
- chop $pat;
- ok $str =~ /$pat/i;
-
- $pat = "ABcde\x{100}";
- $str = "abcDE\x{100}";
- chop $pat;
- chop $str;
- ok $str =~ /$pat/i;
- }
-
-
- {
- use charnames ':full';
- local $Message = "LATIN SMALL LETTER SHARP S " .
- "(\N{LATIN SMALL LETTER SHARP S})";
-
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /\N{LATIN SMALL LETTER SHARP S}/;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /\N{LATIN SMALL LETTER SHARP S}/i;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /[\N{LATIN SMALL LETTER SHARP S}]/;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /[\N{LATIN SMALL LETTER SHARP S}]/i;
-
- ok "ss" =~ /\N{LATIN SMALL LETTER SHARP S}/i;
- ok "SS" =~ /\N{LATIN SMALL LETTER SHARP S}/i;
- ok "ss" =~ /[\N{LATIN SMALL LETTER SHARP S}]/i;
- ok "SS" =~ /[\N{LATIN SMALL LETTER SHARP S}]/i;
-
- ok "\N{LATIN SMALL LETTER SHARP S}" =~ /ss/i;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~ /SS/i;
-
- local $Message = "Unoptimized named sequence in class";
- ok "ss" =~ /[\N{LATIN SMALL LETTER SHARP S}x]/i;
- ok "SS" =~ /[\N{LATIN SMALL LETTER SHARP S}x]/i;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /[\N{LATIN SMALL LETTER SHARP S}x]/;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /[\N{LATIN SMALL LETTER SHARP S}x]/i;
- }
-
-
- {
- # More whitespace: U+0085, U+2028, U+2029\n";
-
- # U+0085, U+00A0 need to be forced to be Unicode, the \x{100} does that.
- SKIP: {
- skip "EBCDIC platform", 4 if $IS_EBCDIC;
- # Do \x{0015} and \x{0041} match \s in EBCDIC?
- ok "<\x{100}\x{0085}>" =~ /<\x{100}\s>/, '\x{0085} in \s';
- ok "<\x{0085}>" =~ /<\v>/, '\x{0085} in \v';
- ok "<\x{100}\x{00A0}>" =~ /<\x{100}\s>/, '\x{00A0} in \s';
- ok "<\x{00A0}>" =~ /<\h>/, '\x{00A0} in \h';
- }
- my @h = map {sprintf "%05x" => $_} 0x01680, 0x0180E, 0x02000 .. 0x0200A,
- 0x0202F, 0x0205F, 0x03000;
- my @v = map {sprintf "%05x" => $_} 0x02028, 0x02029;
-
- my @H = map {sprintf "%05x" => $_} 0x01361, 0x0200B, 0x02408, 0x02420,
- 0x0303F, 0xE0020;
- my @V = map {sprintf "%05x" => $_} 0x0008A .. 0x0008D, 0x00348, 0x10100,
- 0xE005F, 0xE007C;
-
- for my $hex (@h) {
- my $str = eval qq ["<\\x{$hex}>"];
- ok $str =~ /<\s>/, "\\x{$hex} in \\s";
- ok $str =~ /<\h>/, "\\x{$hex} in \\h";
- ok $str !~ /<\v>/, "\\x{$hex} not in \\v";
- }
-
- for my $hex (@v) {
- my $str = eval qq ["<\\x{$hex}>"];
- ok $str =~ /<\s>/, "\\x{$hex} in \\s";
- ok $str =~ /<\v>/, "\\x{$hex} in \\v";
- ok $str !~ /<\h>/, "\\x{$hex} not in \\h";
- }
-
- for my $hex (@H) {
- my $str = eval qq ["<\\x{$hex}>"];
- ok $str =~ /<\S>/, "\\x{$hex} in \\S";
- ok $str =~ /<\H>/, "\\x{$hex} in \\H";
- }
-
- for my $hex (@V) {
- my $str = eval qq ["<\\x{$hex}>"];
- ok $str =~ /<\S>/, "\\x{$hex} in \\S";
- ok $str =~ /<\V>/, "\\x{$hex} in \\V";
- }
- }
-
-
- {
- # . with /s should work on characters, as opposed to bytes
- local $Message = ". with /s works on characters, not bytes";
-
- my $s = "\x{e4}\x{100}";
- # This is not expected to match: the point is that
- # neither should we get "Malformed UTF-8" warnings.
- may_not_warn sub {$s =~ /\G(.+?)\n/gcs}, "No 'Malformed UTF-8' warning";
-
- my @c;
- push @c => $1 while $s =~ /\G(.)/gs;
-
- local $" = "";
- iseq "@c", $s;
-
- # Test only chars < 256
- my $t1 = "Q003\n\n\x{e4}\x{f6}\n\nQ004\n\n\x{e7}";
- my $r1 = "";
- while ($t1 =~ / \G ( .+? ) \n\s+ ( .+? ) ( $ | \n\s+ ) /xgcs) {
- $r1 .= $1 . $2;
- }
-
- my $t2 = $t1 . "\x{100}"; # Repeat with a larger char
- my $r2 = "";
- while ($t2 =~ / \G ( .+? ) \n\s+ ( .+? ) ( $ | \n\s+ ) /xgcs) {
- $r2 .= $1 . $2;
- }
- $r2 =~ s/\x{100}//;
-
- iseq $r1, $r2;
- }
-
-
- {
- local $Message = "Unicode lookbehind";
- ok "A\x{100}B" =~ /(?<=A.)B/;
- ok "A\x{200}\x{300}B" =~ /(?<=A..)B/;
- ok "\x{400}AB" =~ /(?<=\x{400}.)B/;
- ok "\x{500}\x{600}B" =~ /(?<=\x{500}.)B/;
-
- # Original code also contained:
- # ok "\x{500\x{600}}B" =~ /(?<=\x{500}.)B/;
- # but that looks like a typo.
- }
-
-
- {
- local $Message = 'UTF-8 hash keys and /$/';
- # http://www.xray.mpe.mpg.de/mailing-lists/perl5-porters
- # /2002-01/msg01327.html
-
- my $u = "a\x{100}";
- my $v = substr ($u, 0, 1);
- my $w = substr ($u, 1, 1);
- my %u = ($u => $u, $v => $v, $w => $w);
- for (keys %u) {
- my $m1 = /^\w*$/ ? 1 : 0;
- my $m2 = $u {$_} =~ /^\w*$/ ? 1 : 0;
- iseq $m1, $m2;
- }
- }
-
-
- {
- local $BugId = "20020124.005";
- local $PatchId = "14795";
- local $Message = "s///eg";
-
- for my $char ("a", "\x{df}", "\x{100}") {
- my $x = "$char b $char";
- $x =~ s{($char)}{
- "c" =~ /c/;
- "x";
- }ge;
- iseq substr ($x, 0, 1), substr ($x, -1, 1);
- }
- }
-
-
- {
- local $Message = "No SEGV in s/// and UTF-8";
- my $s = "s#\x{100}" x 4;
- ok $s =~ s/[^\w]/ /g;
- if ( $ENV{PERL_TEST_LEGACY_POSIX_CC} ) {
- iseq $s, "s \x{100}" x 4;
- }
- else {
- iseq $s, "s " x 4;
- }
- }
-
-
- {
- local $Message = "UTF-8 bug (maybe already known?)";
- my $u = "foo";
- $u =~ s/./\x{100}/g;
- iseq $u, "\x{100}\x{100}\x{100}";
-
- $u = "foobar";
- $u =~ s/[ao]/\x{100}/g;
- iseq $u, "f\x{100}\x{100}b\x{100}r";
-
- $u =~ s/\x{100}/e/g;
- iseq $u, "feeber";
- }
-
-
- {
- local $Message = "UTF-8 bug with s///";
- # check utf8/non-utf8 mixtures
- # try to force all float/anchored check combinations
-
- my $c = "\x{100}";
- my $subst;
- for my $re ("xx.*$c", "x.*$c$c", "$c.*xx", "$c$c.*x",
- "xx.*(?=$c)", "(?=$c).*xx",) {
- ok "xxx" !~ /$re/;
- ok +($subst = "xxx") !~ s/$re//;
- }
- for my $re ("xx.*$c*", "$c*.*xx") {
- ok "xxx" =~ /$re/;
- ok +($subst = "xxx") =~ s/$re//;
- iseq $subst, "";
- }
- for my $re ("xxy*", "y*xx") {
- ok "xx$c" =~ /$re/;
- ok +($subst = "xx$c") =~ s/$re//;
- iseq $subst, $c;
- ok "xy$c" !~ /$re/;
- ok +($subst = "xy$c") !~ s/$re//;
- }
- for my $re ("xy$c*z", "x$c*yz") {
- ok "xyz" =~ /$re/;
- ok +($subst = "xyz") =~ s/$re//;
- iseq $subst, "";
- }
- }
-
-
- {
- local $Message = "qr /.../x";
- my $R = qr / A B C # D E/x;
- ok "ABCDE" =~ $R && $& eq "ABC";
- ok "ABCDE" =~ /$R/ && $& eq "ABC";
- ok "ABCDE" =~ m/$R/ && $& eq "ABC";
- ok "ABCDE" =~ /($R)/ && $1 eq "ABC";
- ok "ABCDE" =~ m/($R)/ && $1 eq "ABC";
- }
-
-
- {
- local $BugId = "20020412.005";
- local $Message = "Correct pmop flags checked when empty pattern";
-
- # Requires reuse of last successful pattern.
- my $num = 123;
- $num =~ /\d/;
- for (0 .. 1) {
- my $match = ?? + 0;
- ok $match != $_, $Message,
- sprintf "'match one' %s on %s iteration" =>
- $match ? 'succeeded' : 'failed',
- $_ ? 'second' : 'first';
- }
- $num =~ /(\d)/;
- my $result = join "" => $num =~ //g;
- iseq $result, $num;
- }
-
-
- {
- local $BugId = '20020630.002';
- local $Message = 'UTF-8 regex matches above 32k';
- for (['byte', "\x{ff}"], ['utf8', "\x{1ff}"]) {
- my ($type, $char) = @$_;
- for my $len (32000, 32768, 33000) {
- my $s = $char . "f" x $len;
- my $r = $s =~ /$char([f]*)/gc;
- ok $r, $Message, "<$type x $len>";
- ok !$r || pos ($s) == $len + 1, $Message,
- "<$type x $len>; pos = @{[pos $s]}";
- }
- }
- }
-
-
- {
- our $a = bless qr /foo/ => 'Foo';
- ok 'goodfood' =~ $a, "Reblessed qr // matches";
- iseq $a, '(?-xism:foo)', "Reblessed qr // stringifies";
- my $x = "\x{3fe}";
- my $z = my $y = "\317\276"; # Byte representation of $x
- $a = qr /$x/;
- ok $x =~ $a, "UTF-8 interpolation in qr //";
- ok "a$a" =~ $x, "Stringified qr // preserves UTF-8";
- ok "a$x" =~ /^a$a\z/, "Interpolated qr // preserves UTF-8";
- ok "a$x" =~ /^a(??{$a})\z/,
- "Postponed interpolation of qr // preserves UTF-8";
- {
- local $BugId = '17776';
- iseq length qr /##/x, 12, "## in qr // doesn't corrupt memory";
- }
- {
- use re 'eval';
- ok "$x$x" =~ /^$x(??{$x})\z/,
- "Postponed UTF-8 string in UTF-8 re matches UTF-8";
- ok "$y$x" =~ /^$y(??{$x})\z/,
- "Postponed UTF-8 string in non-UTF-8 re matches UTF-8";
- ok "$y$x" !~ /^$y(??{$y})\z/,
- "Postponed non-UTF-8 string in non-UTF-8 re doesn't match UTF-8";
- ok "$x$x" !~ /^$x(??{$y})\z/,
- "Postponed non-UTF-8 string in UTF-8 re doesn't match UTF-8";
- ok "$y$y" =~ /^$y(??{$y})\z/,
- "Postponed non-UTF-8 string in non-UTF-8 re matches non-UTF8";
- ok "$x$y" =~ /^$x(??{$y})\z/,
- "Postponed non-UTF-8 string in UTF-8 re matches non-UTF8";
-
- $y = $z; # Reset $y after upgrade.
- ok "$x$y" !~ /^$x(??{$x})\z/,
- "Postponed UTF-8 string in UTF-8 re doesn't match non-UTF-8";
- ok "$y$y" !~ /^$y(??{$x})\z/,
- "Postponed UTF-8 string in non-UTF-8 re doesn't match non-UTF-8";
- }
- }
-
-
- {
- local $PatchId = '18179';
- my $s = "\x{100}" x 5;
- my $ok = $s =~ /(\x{100}{4})/;
- my ($ord, $len) = (ord $1, length $1);
- ok $ok && $ord == 0x100 && $len == 4, "No panic: end_shift";
- }
-
-
- {
- local $BugId = '15763';
- our $a = "x\x{100}";
- chop $a; # Leaves the UTF-8 flag
- $a .= "y"; # 1 byte before 'y'.
-
- ok $a =~ /^\C/, 'match one \C on 1-byte UTF-8';
- ok $a =~ /^\C{1}/, 'match \C{1}';
-
- ok $a =~ /^\Cy/, 'match \Cy';
- ok $a =~ /^\C{1}y/, 'match \C{1}y';
-
- ok $a !~ /^\C\Cy/, q {don't match two \Cy};
- ok $a !~ /^\C{2}y/, q {don't match \C{2}y};
-
- $a = "\x{100}y"; # 2 bytes before "y"
-
- ok $a =~ /^\C/, 'match one \C on 2-byte UTF-8';
- ok $a =~ /^\C{1}/, 'match \C{1}';
- ok $a =~ /^\C\C/, 'match two \C';
- ok $a =~ /^\C{2}/, 'match \C{2}';
-
- ok $a =~ /^\C\C\C/, 'match three \C on 2-byte UTF-8 and a byte';
- ok $a =~ /^\C{3}/, 'match \C{3}';
-
- ok $a =~ /^\C\Cy/, 'match two \C';
- ok $a =~ /^\C{2}y/, 'match \C{2}';
-
- ok $a !~ /^\C\C\Cy/, q {don't match three \Cy};
- ok $a !~ /^\C{2}\Cy/, q {don't match \C{2}\Cy};
- ok $a !~ /^\C{3}y/, q {don't match \C{3}y};
-
- $a = "\x{1000}y"; # 3 bytes before "y"
-
- ok $a =~ /^\C/, 'match one \C on three-byte UTF-8';
- ok $a =~ /^\C{1}/, 'match \C{1}';
- ok $a =~ /^\C\C/, 'match two \C';
- ok $a =~ /^\C{2}/, 'match \C{2}';
- ok $a =~ /^\C\C\C/, 'match three \C';
- ok $a =~ /^\C{3}/, 'match \C{3}';
-
- ok $a =~ /^\C\C\C\C/, 'match four \C on three-byte UTF-8 and a byte';
- ok $a =~ /^\C{4}/, 'match \C{4}';
-
- ok $a =~ /^\C\C\Cy/, 'match three \Cy';
- ok $a =~ /^\C{3}y/, 'match \C{3}y';
-
- ok $a !~ /^\C\C\C\Cy/, q {don't match four \Cy};
- ok $a !~ /^\C{4}y/, q {don't match \C{4}y};
- }
-
-
- {
- local $\;
- $_ = 'aaaaaaaaaa';
- utf8::upgrade($_); chop $_; $\="\n";
- ok /[^\s]+/, 'm/[^\s]/ utf8';
- ok /[^\d]+/, 'm/[^\d]/ utf8';
- ok +($a = $_, $_ =~ s/[^\s]+/./g), 's/[^\s]/ utf8';
- ok +($a = $_, $a =~ s/[^\d]+/./g), 's/[^\s]/ utf8';
- }
-
-
- {
- local $BugId = '15397';
- local $Message = 'UTF-8 matching';
- ok "\x{100}" =~ /\x{100}/;
- ok "\x{100}" =~ /(\x{100})/;
- ok "\x{100}" =~ /(\x{100}){1}/;
- ok "\x{100}\x{100}" =~ /(\x{100}){2}/;
- ok "\x{100}\x{100}" =~ /(\x{100})(\x{100})/;
- }
-
-
- {
- local $BugId = '7471';
- local $Message = 'Neither ()* nor ()*? sets $1 when matched 0 times';
- local $_ = 'CD';
- ok /(AB)*?CD/ && !defined $1;
- ok /(AB)*CD/ && !defined $1;
- }
-
-
- {
- local $BugId = '3547';
- local $Message = "Caching shouldn't prevent match";
- my $pattern = "^(b+?|a){1,2}c";
- ok "bac" =~ /$pattern/ && $1 eq 'a';
- ok "bbac" =~ /$pattern/ && $1 eq 'a';
- ok "bbbac" =~ /$pattern/ && $1 eq 'a';
- ok "bbbbac" =~ /$pattern/ && $1 eq 'a';
- }
-
-
-
- {
- local $BugId = '18232';
- local $Message = '$1 should keep UTF-8 ness';
- ok "\x{100}" =~ /(.)/;
- iseq $1, "\x{100}", '$1 is UTF-8';
- { 'a' =~ /./; }
- iseq $1, "\x{100}", '$1 is still UTF-8';
- isneq $1, "\xC4\x80", '$1 is not non-UTF-8';
- }
-
-
- {
- local $BugId = '19767';
- local $Message = "Optimizer doesn't prematurely reject match";
- use utf8;
-
- my $attr = 'Name-1';
- my $NormalChar = qr /[\p{IsDigit}\p{IsLower}\p{IsUpper}]/;
- my $NormalWord = qr /${NormalChar}+?/;
- my $PredNameHyphen = qr /^${NormalWord}(\-${NormalWord})*?$/;
-
- $attr =~ /^$/;
- ok $attr =~ $PredNameHyphen; # Original test.
-
- "a" =~ m/[b]/;
- ok "0" =~ /\p{N}+\z/; # Variant.
- }
-
-
- {
- local $BugId = '20683';
- local $Message = "(??{ }) doesn't return stale values";
- our $p = 1;
- foreach (1, 2, 3, 4) {
- $p ++ if /(??{ $p })/
- }
- iseq $p, 5;
-
- {
- package P;
- $a = 1;
- sub TIESCALAR {bless []}
- sub FETCH {$a ++}
- }
- tie $p, "P";
- foreach (1, 2, 3, 4) {
- /(??{ $p })/
- }
- iseq $p, 5;
- }
-
-
- {
- # Subject: Odd regexp behavior
- # From: Markus Kuhn <Markus.Kuhn@cl.cam.ac.uk>
- # Date: Wed, 26 Feb 2003 16:53:12 +0000
- # Message-Id: <E18o4nw-0008Ly-00@wisbech.cl.cam.ac.uk>
- # To: perl-unicode@perl.org
-
- local $Message = 'Markus Kuhn 2003-02-26';
-
- my $x = "\x{2019}\nk";
- ok $x =~ s/(\S)\n(\S)/$1 $2/sg;
- ok $x eq "\x{2019} k";
-
- $x = "b\nk";
- ok $x =~ s/(\S)\n(\S)/$1 $2/sg;
- ok $x eq "b k";
-
- ok "\x{2019}" =~ /\S/;
- }
-
-
- {
- local $BugId = '21411';
- local $Message = "(??{ .. }) in split doesn't corrupt its stack";
- our $i;
- ok '-1-3-5-' eq join '', split /((??{$i++}))/, '-1-3-5-';
- no warnings 'syntax';
- @_ = split /(?{'WOW'})/, 'abc';
- local $" = "|";
- iseq "@_", "a|b|c";
- }
-
-
- {
- # XXX DAPM 13-Apr-06. Recursive split is still broken. It's only luck it
- # hasn't been crashing. Disable this test until it is fixed properly.
- # XXX also check what it returns rather than just doing ok(1,...)
- # split /(?{ split "" })/, "abc";
- local $TODO = "Recursive split is still broken";
- ok 0, 'cache_re & "(?{": it dumps core in 5.6.1 & 5.8.0';
- }
-
-
- {
- ok "\x{100}\n" =~ /\x{100}\n$/, "UTF-8 length cache and fbm_compile";
- }
-
-
- {
- package Str;
- use overload q /""/ => sub {${$_ [0]};};
- sub new {my ($c, $v) = @_; bless \$v, $c;}
-
- package main;
- $_ = Str -> new ("a\x{100}/\x{100}b");
- ok join (":", /\b(.)\x{100}/g) eq "a:/", "re_intuit_start and PL_bostr";
- }
-
-
- {
- local $BugId = '17757';
- $_ = "code: 'x' { '...' }\n"; study;
- my @x; push @x, $& while m/'[^\']*'/gx;
- local $" = ":";
- iseq "@x", "'x':'...'", "Parse::RecDescent triggered infinite loop";
- }
-
-
- {
- my $re = qq /^([^X]*)X/;
- utf8::upgrade ($re);
- ok "\x{100}X" =~ /$re/, "S_cl_and ANYOF_UNICODE & ANYOF_INVERTED";
- }
-
-
- {
- local $BugId = '22354';
- sub func ($) {
- ok "a\nb" !~ /^b/, "Propagated modifier; $_[0]";
- ok "a\nb" =~ /^b/m, "Propagated modifier; $_[0] - with /m";
- }
- func "standalone";
- $_ = "x"; s/x/func "in subst"/e;
- $_ = "x"; s/x/func "in multiline subst"/em;
-
- #
- # Next two give 'panic: malloc'.
- # Outcommented, using two TODOs.
- #
- local $TODO = 'panic: malloc';
- local $Message = 'Postponed regexp and propaged modifier';
- # ok 0 for 1 .. 2;
- SKIP: {
- skip "panic: malloc", 2;
- $_ = "x"; /x(?{func "in regexp"})/;
- $_ = "x"; /x(?{func "in multiline regexp"})/m;
- }
- }
-
-
- {
- local $BugId = '19049';
- $_ = "abcdef\n";
- my @x = m/./g;
- iseq "abcde", $`, 'Global match sets $`';
- }
-
-
- {
- ok "123\x{100}" =~ /^.*1.*23\x{100}$/,
- 'UTF-8 + multiple floating substr';
- }
-
-
- {
- local $Message = '<20030808193656.5109.1@llama.ni-s.u-net.com>';
-
- # LATIN SMALL/CAPITAL LETTER A WITH MACRON
- ok " \x{101}" =~ qr/\x{100}/i;
-
- # LATIN SMALL/CAPITAL LETTER A WITH RING BELOW
- ok " \x{1E01}" =~ qr/\x{1E00}/i;
-
- # DESERET SMALL/CAPITAL LETTER LONG I
- ok " \x{10428}" =~ qr/\x{10400}/i;
-
- # LATIN SMALL/CAPITAL LETTER A WITH RING BELOW + 'X'
- ok " \x{1E01}x" =~ qr/\x{1E00}X/i;
- }
-
-
- {
- # [perl #23769] Unicode regex broken on simple example
- # regrepeat() didn't handle UTF-8 EXACT case right.
- local $BugId = '23769';
- my $Mess = 'regrepeat() handles UTF-8 EXACT case right';
- local $Message = $Mess;
-
- my $s = "\x{a0}\x{a0}\x{a0}\x{100}"; chop $s;
-
- ok $s =~ /\x{a0}/;
- ok $s =~ /\x{a0}+/;
- ok $s =~ /\x{a0}\x{a0}/;
-
- $Message = "$Mess (easy variant)";
- ok "aaa\x{100}" =~ /(a+)/;
- iseq $1, "aaa";
-
- $Message = "$Mess (easy invariant)";
- ok "aaa\x{100} " =~ /(a+?)/;
- iseq $1, "a";
-
- $Message = "$Mess (regrepeat variant)";
- ok "\xa0\xa0\xa0\x{100} " =~ /(\xa0+?)/;
- iseq $1, "\xa0";
-
- $Message = "$Mess (regrepeat invariant)";
- ok "\xa0\xa0\xa0\x{100}" =~ /(\xa0+)/;
- iseq $1, "\xa0\xa0\xa0";
-
- $Message = "$Mess (hard variant)";
- ok "\xa0\xa1\xa0\xa1\xa0\xa1\x{100}" =~ /((?:\xa0\xa1)+?)/;
- iseq $1, "\xa0\xa1";
-
- $Message = "$Mess (hard invariant)";
- ok "ababab\x{100} " =~ /((?:ab)+)/;
- iseq $1, 'ababab';
-
- ok "\xa0\xa1\xa0\xa1\xa0\xa1\x{100}" =~ /((?:\xa0\xa1)+)/;
- iseq $1, "\xa0\xa1\xa0\xa1\xa0\xa1";
-
- ok "ababab\x{100} " =~ /((?:ab)+?)/;
- iseq $1, "ab";
-
- $Message = "Don't match first byte of UTF-8 representation";
- ok "\xc4\xc4\xc4" !~ /(\x{100}+)/;
- ok "\xc4\xc4\xc4" !~ /(\x{100}+?)/;
- ok "\xc4\xc4\xc4" !~ /(\x{100}++)/;
- }
-
-
- {
- for (120 .. 130) {
- my $head = 'x' x $_;
- local $Message = q [Don't misparse \x{...} in regexp ] .
- q [near 127 char EXACT limit];
- for my $tail ('\x{0061}', '\x{1234}', '\x61') {
- eval_ok qq ["$head$tail" =~ /$head$tail/];
- }
- local $Message = q [Don't misparse \N{...} in regexp ] .
- q [near 127 char EXACT limit];
- for my $tail ('\N{SNOWFLAKE}') {
- eval_ok qq [use charnames ':full';
- "$head$tail" =~ /$head$tail/];
- }
- }
- }
-
-
- {
- # perl panic: pp_match start/end pointers
- local $BugId = '25269';
- iseq "a-bc", eval {my ($x, $y) = "bca" =~ /^(?=.*(a)).*(bc)/; "$x-$y"},
- 'Captures can move backwards in string';
- }
-
-
- {
- local $BugId = '27940'; # \cA not recognized in character classes
- ok "a\cAb" =~ /\cA/, '\cA in pattern';
- ok "a\cAb" =~ /[\cA]/, '\cA in character class';
- ok "a\cAb" =~ /[\cA-\cB]/, '\cA in character class range';
- ok "abc" =~ /[^\cA-\cB]/, '\cA in negated character class range';
- ok "a\cBb" =~ /[\cA-\cC]/, '\cB in character class range';
- ok "a\cCbc" =~ /[^\cA-\cB]/, '\cC in negated character class range';
- ok "a\cAb" =~ /(??{"\cA"})/, '\cA in ??{} pattern';
- ok "ab" !~ /a\cIb/x, '\cI in pattern';
- }
-
-
- {
- # perl #28532: optional zero-width match at end of string is ignored
- local $BugId = '28532';
- ok "abc" =~ /^abc(\z)?/ && defined($1),
- 'Optional zero-width match at end of string';
- ok "abc" =~ /^abc(\z)??/ && !defined($1),
- 'Optional zero-width match at end of string';
- }
-
-
-
- { # TRIE related
- our @got = ();
- "words" =~ /(word|word|word)(?{push @got, $1})s$/;
- iseq @got, 1, "TRIE optimation";
-
- @got = ();
- "words" =~ /(word|word|word)(?{push @got,$1})s$/i;
- iseq @got, 1,"TRIEF optimisation";
-
- my @nums = map {int rand 1000} 1 .. 100;
- my $re = "(" . (join "|", @nums) . ")";
- $re = qr/\b$re\b/;
-
- foreach (@nums) {
- ok $_ =~ /$re/, "Trie nums";
- }
-
- $_ = join " ", @nums;
- @got = ();
- push @got, $1 while /$re/g;
-
- my %count;
- $count {$_} ++ for @got;
- my $ok = 1;
- for (@nums) {
- $ok = 0 if --$count {$_} < 0;
- }
- ok $ok, "Trie min count matches";
- }
-
-
- {
- # TRIE related
- # LATIN SMALL/CAPITAL LETTER A WITH MACRON
- ok "foba \x{101}foo" =~ qr/(foo|\x{100}foo|bar)/i &&
- $1 eq "\x{101}foo",
- "TRIEF + LATIN SMALL/CAPITAL LETTER A WITH MACRON";
-
- # LATIN SMALL/CAPITAL LETTER A WITH RING BELOW
- ok "foba \x{1E01}foo" =~ qr/(foo|\x{1E00}foo|bar)/i &&
- $1 eq "\x{1E01}foo",
- "TRIEF + LATIN SMALL/CAPITAL LETTER A WITH RING BELOW";
-
- # DESERET SMALL/CAPITAL LETTER LONG I
- ok "foba \x{10428}foo" =~ qr/(foo|\x{10400}foo|bar)/i &&
- $1 eq "\x{10428}foo",
- "TRIEF + DESERET SMALL/CAPITAL LETTER LONG I";
-
- # LATIN SMALL/CAPITAL LETTER A WITH RING BELOW + 'X'
- ok "foba \x{1E01}xfoo" =~ qr/(foo|\x{1E00}Xfoo|bar)/i &&
- $1 eq "\x{1E01}xfoo",
- "TRIEF + LATIN SMALL/CAPITAL LETTER A WITH RING BELOW + 'X'";
-
- use charnames ':full';
-
- my $s = "\N{LATIN SMALL LETTER SHARP S}";
- ok "foba ba$s" =~ qr/(foo|Ba$s|bar)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ ss";
- ok "foba ba$s" =~ qr/(Ba$s|foo|bar)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ ss";
- ok "foba ba$s" =~ qr/(foo|bar|Ba$s)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ ss";
-
- ok "foba ba$s" =~ qr/(foo|Bass|bar)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ ss";
-
- ok "foba ba$s" =~ qr/(foo|BaSS|bar)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ SS";
-
- ok "foba ba${s}pxySS$s$s" =~ qr/(b(?:a${s}t|a${s}f|a${s}p)[xy]+$s*)/i
- && $1 eq "ba${s}pxySS$s$s",
- "COMMON PREFIX TRIEF + LATIN SMALL LETTER SHARP S";
- }
-
-
- SKIP:
- {
- print "# Set PERL_SKIP_PSYCHO_TEST to skip this test\n";
- my @normal = qw [the are some normal words];
-
- skip "Skipped Psycho", 2 * @normal if $ENV {PERL_SKIP_PSYCHO_TEST};
-
- local $" = "|";
-
- my @psycho = (@normal, map chr $_, 255 .. 20000);
- my $psycho1 = "@psycho";
- for (my $i = @psycho; -- $i;) {
- my $j = int rand (1 + $i);
- @psycho [$i, $j] = @psycho [$j, $i];
- }
- my $psycho2 = "@psycho";
-
- foreach my $word (@normal) {
- ok $word =~ /($psycho1)/ && $1 eq $word, 'Psycho';
- ok $word =~ /($psycho2)/ && $1 eq $word, 'Psycho';
- }
- }
-
-
- {
- local $BugId = '36207';
- my $utf8 = "\xe9\x{100}"; chop $utf8;
- my $latin1 = "\xe9";
-
- ok $utf8 =~ /\xe9/i, "utf8/latin";
- ok $utf8 =~ /$latin1/i, "utf8/latin runtime";
- ok $utf8 =~ /(abc|\xe9)/i, "utf8/latin trie";
- ok $utf8 =~ /(abc|$latin1)/i, "utf8/latin trie runtime";
-
- ok "\xe9" =~ /$utf8/i, "latin/utf8";
- ok "\xe9" =~ /(abc|$utf8)/i, "latin/utf8 trie";
- ok $latin1 =~ /$utf8/i, "latin/utf8 runtime";
- ok $latin1 =~ /(abc|$utf8)/i, "latin/utf8 trie runtime";
- }
-
-
- {
- local $BugId = '37038';
- my $s = "abcd";
- $s =~ /(..)(..)/g;
- $s = $1;
- $s = $2;
- iseq $2, 'cd',
- "Assigning to original string does not corrupt match vars";
- }
-
-
- {
- {
- package wooosh;
- sub gloople {"!"}
- }
- my $aeek = bless {} => 'wooosh';
- eval_ok sub {$aeek -> gloople () =~ /(.)/g},
- "//g match against return value of sub";
-
- sub gloople {"!"}
- eval_ok sub {gloople () =~ /(.)/g},
- "26410 didn't affect sub calls for some reason";
- }
-
-
- {
- local $TODO = "See changes 26925-26928, which reverted change 26410";
- {
- package lv;
- our $var = "abc";
- sub variable : lvalue {$var}
- }
- my $o = bless [] => 'lv';
- my $f = "";
- my $r = eval {
- for (1 .. 2) {
- $f .= $1 if $o -> variable =~ /(.)/g;
- }
- 1;
- };
- if ($r) {
- iseq $f, "ab", "pos() retained between calls";
- }
- else {
- local $TODO;
- ok 0, "Code failed: $@";
- }
-
- our $var = "abc";
- sub variable : lvalue {$var}
- my $g = "";
- my $s = eval {
- for (1 .. 2) {
- $g .= $1 if variable =~ /(.)/g;
- }
- 1;
- };
- if ($s) {
- iseq $g, "ab", "pos() retained between calls";
- }
- else {
- local $TODO;
- ok 0, "Code failed: $@";
- }
- }
-
-
- SKIP:
- {
- local $BugId = '37836';
- skip "In EBCDIC" if $IS_EBCDIC;
- no warnings 'utf8';
- $_ = pack 'U0C2', 0xa2, 0xf8; # Ill-formed UTF-8
- my $ret = 0;
- eval_ok sub {!($ret = s/[\0]+//g)},
- "Ill-formed UTF-8 doesn't match NUL in class";
- }
-
-
- {
- # chr(65535) should be allowed in regexes
- local $BugId = '38293';
- no warnings 'utf8'; # To allow non-characters
- my ($c, $r, $s);
-
- $c = chr 0xffff;
- $c =~ s/$c//g;
- ok $c eq "", "U+FFFF, parsed as atom";
-
- $c = chr 0xffff;
- $r = "\\$c";
- $c =~ s/$r//g;
- ok $c eq "", "U+FFFF backslashed, parsed as atom";
-
- $c = chr 0xffff;
- $c =~ s/[$c]//g;
- ok $c eq "", "U+FFFF, parsed in class";
-
- $c = chr 0xffff;
- $r = "[\\$c]";
- $c =~ s/$r//g;
- ok $c eq "", "U+FFFF backslashed, parsed in class";
-
- $s = "A\x{ffff}B";
- $s =~ s/\x{ffff}//i;
- ok $s eq "AB", "U+FFFF, EXACTF";
-
- $s = "\x{ffff}A";
- $s =~ s/\bA//;
- ok $s eq "\x{ffff}", "U+FFFF, BOUND";
-
- $s = "\x{ffff}!";
- $s =~ s/\B!//;
- ok $s eq "\x{ffff}", "U+FFFF, NBOUND";
- }
-
-
- {
- local $BugId = '39583';
-
- # The printing characters
- my @chars = ("A" .. "Z");
- my $delim = ",";
- my $size = 32771 - 4;
- my $str = '';
-
- # Create some random junk. Inefficient, but it works.
- for (my $i = 0; $i < $size; $ i++) {
- $str .= $chars [rand @chars];
- }
-
- $str .= ($delim x 4);
- my $res;
- my $matched;
- ok $str =~ s/^(.*?)${delim}{4}//s, "Pattern matches";
- iseq $str, "", "Empty string";
- ok defined $1 && length ($1) == $size, '$1 is correct size';
- }
-
-
- {
- local $BugId = '27940';
- ok "\0-A" =~ /\c@-A/, '@- should not be interpolated in a pattern';
- ok "\0\0A" =~ /\c@+A/, '@+ should not be interpolated in a pattern';
- ok "X\@-A" =~ /X@-A/, '@- should not be interpolated in a pattern';
- ok "X\@\@A" =~ /X@+A/, '@+ should not be interpolated in a pattern';
-
- ok "X\0A" =~ /X\c@?A/, '\c@?';
- ok "X\0A" =~ /X\c@*A/, '\c@*';
- ok "X\0A" =~ /X\c@(A)/, '\c@(';
- ok "X\0A" =~ /X(\c@)A/, '\c@)';
- ok "X\0A" =~ /X\c@|ZA/, '\c@|';
-
- ok "X\@A" =~ /X@?A/, '@?';
- ok "X\@A" =~ /X@*A/, '@*';
- ok "X\@A" =~ /X@(A)/, '@(';
- ok "X\@A" =~ /X(@)A/, '@)';
- ok "X\@A" =~ /X@|ZA/, '@|';
-
- local $" = ','; # non-whitespace and non-RE-specific
- ok 'abc' =~ /(.)(.)(.)/, 'The last successful match is bogus';
- ok "A@+B" =~ /A@{+}B/, 'Interpolation of @+ in /@{+}/';
- ok "A@-B" =~ /A@{-}B/, 'Interpolation of @- in /@{-}/';
- ok "A@+B" =~ /A@{+}B/x, 'Interpolation of @+ in /@{+}/x';
- ok "A@-B" =~ /A@{-}B/x, 'Interpolation of @- in /@{-}/x';
- }
-
-
- {
- BEGIN {
- unshift @INC, 'lib';
- }
- use Cname;
-
- ok 'fooB' =~ /\N{foo}[\N{B}\N{b}]/, "Passthrough charname";
- my $test = 1233;
- #
- # Why doesn't must_warn work here?
- #
- my $w;
- local $SIG {__WARN__} = sub {$w .= "@_"};
- eval 'q(xxWxx) =~ /[\N{WARN}]/';
- ok $w && $w =~ /^Ignoring excess chars from/,
- "Ignoring excess chars warning";
-
- undef $w;
- eval q [ok "\0" !~ /[\N{EMPTY-STR}XY]/,
- "Zerolength charname in charclass doesn't match \\0"];
- ok $w && $w =~ /^Ignoring zero length/,
- 'Ignoring zero length \N{%} in character class warning';
-
- ok 'AB' =~ /(\N{EVIL})/ && $1 eq 'A', 'Charname caching $1';
- ok 'ABC' =~ /(\N{EVIL})/, 'Charname caching $1';
- ok 'xy' =~ /x\N{EMPTY-STR}y/,
- 'Empty string charname produces NOTHING node';
- ok '' =~ /\N{EMPTY-STR}/,
- 'Empty string charname produces NOTHING node';
-
- }
-
-
- {
- use charnames ':full';
-
- ok 'aabc' !~ /a\N{PLUS SIGN}b/, '/a\N{PLUS SIGN}b/ against aabc';
- ok 'a+bc' =~ /a\N{PLUS SIGN}b/, '/a\N{PLUS SIGN}b/ against a+bc';
-
- ok ' A B' =~ /\N{SPACE}\N{U+0041}\N{SPACE}\N{U+0042}/,
- 'Intermixed named and unicode escapes';
- ok "\N{SPACE}\N{U+0041}\N{SPACE}\N{U+0042}" =~
- /\N{SPACE}\N{U+0041}\N{SPACE}\N{U+0042}/,
- 'Intermixed named and unicode escapes';
- ok "\N{SPACE}\N{U+0041}\N{SPACE}\N{U+0042}" =~
- /[\N{SPACE}\N{U+0041}][\N{SPACE}\N{U+0042}]/,
- 'Intermixed named and unicode escapes';
- }
-
-
- {
- our $brackets;
- $brackets = qr{
- { (?> [^{}]+ | (??{ $brackets }) )* }
- }x;
-
- ok "{b{c}d" !~ m/^((??{ $brackets }))/, "Bracket mismatch";
-
- SKIP: {
- our @stack = ();
- my @expect = qw(
- stuff1
- stuff2
- <stuff1>and<stuff2>
- right
- <right>
- <<right>>
- <<<right>>>
- <<stuff1>and<stuff2>><<<<right>>>>
- );
-
- local $_ = '<<<stuff1>and<stuff2>><<<<right>>>>>';
- ok /^(<((?:(?>[^<>]+)|(?1))*)>(?{push @stack, $2 }))$/,
- "Recursion matches";
- iseq @stack, @expect, "Right amount of matches"
- or skip "Won't test individual results as count isn't equal",
- 0 + @expect;
- my $idx = 0;
- foreach my $expect (@expect) {
- iseq $stack [$idx], $expect,
- "Expecting '$expect' at stack pos #$idx";
- $idx ++;
- }
- }
- }
-
-
- {
- my $s = '123453456';
- $s =~ s/(?<digits>\d+)\k<digits>/$+{digits}/;
- ok $s eq '123456', 'Named capture (angle brackets) s///';
- $s = '123453456';
- $s =~ s/(?'digits'\d+)\k'digits'/$+{digits}/;
- ok $s eq '123456', 'Named capture (single quotes) s///';
- }
-
-
- {
- my @ary = (
- pack('U', 0x00F1), # n-tilde
- '_'.pack('U', 0x00F1), # _ + n-tilde
- 'c'.pack('U', 0x0327), # c + cedilla
- pack('U*', 0x00F1, 0x0327), # n-tilde + cedilla
- 'a'.pack('U', 0x00B2), # a + superscript two
- pack('U', 0x0391), # ALPHA
- pack('U', 0x0391).'2', # ALPHA + 2
- pack('U', 0x0391).'_', # ALPHA + _
- );
-
- for my $uni (@ary) {
- my ($r1, $c1, $r2, $c2) = eval qq {
- use utf8;
- scalar ("..foo foo.." =~ /(?'${uni}'foo) \\k'${uni}'/),
- \$+{${uni}},
- scalar ("..bar bar.." =~ /(?<${uni}>bar) \\k<${uni}>/),
- \$+{${uni}};
- };
- ok $r1, "Named capture UTF (?'')";
- ok defined $c1 && $c1 eq 'foo', "Named capture UTF \%+";
- ok $r2, "Named capture UTF (?<>)";
- ok defined $c2 && $c2 eq 'bar', "Named capture UTF \%+";
- }
- }
-
-
- {
- my $s = 'foo bar baz';
- my (@k, @v, @fetch, $res);
- my $count = 0;
- my @names = qw ($+{A} $+{B} $+{C});
- if ($s =~ /(?<A>foo)\s+(?<B>bar)?\s+(?<C>baz)/) {
- while (my ($k, $v) = each (%+)) {
- $count++;
- }
- @k = sort keys (%+);
- @v = sort values (%+);
- $res = 1;
- push @fetch,
- ["$+{A}", "$1"],
- ["$+{B}", "$2"],
- ["$+{C}", "$3"],
- ;
- }
- foreach (0 .. 2) {
- if ($fetch [$_]) {
- iseq $fetch [$_] [0], $fetch [$_] [1], $names [$_];
- } else {
- ok 0, $names[$_];
- }
- }
- iseq $res, 1, "'$s' =~ /(?<A>foo)\\s+(?<B>bar)?\\s+(?<C>baz)/";
- iseq $count, 3, "Got 3 keys in %+ via each";
- iseq 0 + @k, 3, 'Got 3 keys in %+ via keys';
- iseq "@k", "A B C", "Got expected keys";
- iseq "@v", "bar baz foo", "Got expected values";
- eval '
- no warnings "uninitialized";
- print for $+ {this_key_doesnt_exist};
- ';
- ok !$@, 'lvalue $+ {...} should not throw an exception';
- }
-
-
- {
- #
- # Almost the same as the block above, except that the capture is nested.
- #
- local $BugId = '50496';
- my $s = 'foo bar baz';
- my (@k, @v, @fetch, $res);
- my $count = 0;
- my @names = qw ($+{A} $+{B} $+{C} $+{D});
- if ($s =~ /(?<D>(?<A>foo)\s+(?<B>bar)?\s+(?<C>baz))/) {
- while (my ($k,$v) = each(%+)) {
- $count++;
- }
- @k = sort keys (%+);
- @v = sort values (%+);
- $res = 1;
- push @fetch,
- ["$+{A}", "$2"],
- ["$+{B}", "$3"],
- ["$+{C}", "$4"],
- ["$+{D}", "$1"],
- ;
- }
- foreach (0 .. 3) {
- if ($fetch [$_]) {
- iseq $fetch [$_] [0], $fetch [$_] [1], $names [$_];
- } else {
- ok 0, $names [$_];
- }
- }
- iseq $res, 1, "'$s' =~ /(?<D>(?<A>foo)\\s+(?<B>bar)?\\s+(?<C>baz))/";
- iseq $count, 4, "Got 4 keys in %+ via each";
- iseq @k, 4, 'Got 4 keys in %+ via keys';
- iseq "@k", "A B C D", "Got expected keys";
- iseq "@v", "bar baz foo foo bar baz", "Got expected values";
- eval '
- no warnings "uninitialized";
- print for $+ {this_key_doesnt_exist};
- ';
- ok !$@,'lvalue $+ {...} should not throw an exception';
- }
-
-
- {
- my $s = 'foo bar baz';
- my @res;
- if ('1234' =~ /(?<A>1)(?<B>2)(?<A>3)(?<B>4)/) {
- foreach my $name (sort keys(%-)) {
- my $ary = $- {$name};
- foreach my $idx (0 .. $#$ary) {
- push @res, "$name:$idx:$ary->[$idx]";
- }
- }
- }
- my @expect = qw (A:0:1 A:1:3 B:0:2 B:1:4);
- iseq "@res", "@expect", "Check %-";
- eval'
- no warnings "uninitialized";
- print for $- {this_key_doesnt_exist};
- ';
- ok !$@,'lvalue $- {...} should not throw an exception';
- }
-
-
- SKIP:
- {
- # stress test CURLYX/WHILEM.
- #
- # This test includes varying levels of nesting, and according to
- # profiling done against build 28905, exercises every code line in the
- # CURLYX and WHILEM blocks, except those related to LONGJMP, the
- # super-linear cache and warnings. It executes about 0.5M regexes
-
- skip "No psycho tests" if $ENV {PERL_SKIP_PSYCHO_TEST};
- print "# Set PERL_SKIP_PSYCHO_TEST to skip this test\n";
- my $r = qr/^
- (?:
- ( (?:a|z+)+ )
- (?:
- ( (?:b|z+){3,}? )
- (
- (?:
- (?:
- (?:c|z+){1,1}?z
- )?
- (?:c|z+){1,1}
- )*
- )
- (?:z*){2,}
- ( (?:z+|d)+ )
- (?:
- ( (?:e|z+)+ )
- )*
- ( (?:f|z+)+ )
- )*
- ( (?:z+|g)+ )
- (?:
- ( (?:h|z+)+ )
- )*
- ( (?:i|z+)+ )
- )+
- ( (?:j|z+)+ )
- (?:
- ( (?:k|z+)+ )
- )*
- ( (?:l|z+)+ )
- $/x;
-
- my $ok = 1;
- my $msg = "CURLYX stress test";
- OUTER:
- for my $a ("x","a","aa") {
- for my $b ("x","bbb","bbbb") {
- my $bs = $a.$b;
- for my $c ("x","c","cc") {
- my $cs = $bs.$c;
- for my $d ("x","d","dd") {
- my $ds = $cs.$d;
- for my $e ("x","e","ee") {
- my $es = $ds.$e;
- for my $f ("x","f","ff") {
- my $fs = $es.$f;
- for my $g ("x","g","gg") {
- my $gs = $fs.$g;
- for my $h ("x","h","hh") {
- my $hs = $gs.$h;
- for my $i ("x","i","ii") {
- my $is = $hs.$i;
- for my $j ("x","j","jj") {
- my $js = $is.$j;
- for my $k ("x","k","kk") {
- my $ks = $js.$k;
- for my $l ("x","l","ll") {
- my $ls = $ks.$l;
- if ($ls =~ $r) {
- if ($ls =~ /x/) {
- $msg .= ": unexpected match for [$ls]";
- $ok = 0;
- last OUTER;
- }
- my $cap = "$1$2$3$4$5$6$7$8$9$10$11$12";
- unless ($ls eq $cap) {
- $msg .= ": capture: [$ls], got [$cap]";
- $ok = 0;
- last OUTER;
- }
- }
- else {
- unless ($ls =~ /x/) {
- $msg = ": failed for [$ls]";
- $ok = 0;
- last OUTER;
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- ok($ok, $msg);
- }
-
-
- {
- # \, breaks {3,4}
- ok "xaaay" !~ /xa{3\,4}y/, '\, in a pattern';
- ok "xa{3,4}y" =~ /xa{3\,4}y/, '\, in a pattern';
-
- # \c\ followed by _
- ok "x\c_y" !~ /x\c\_y/, '\_ in a pattern';
- ok "x\c\_y" =~ /x\c\_y/, '\_ in a pattern';
-
- # \c\ followed by other characters
- for my $c ("z", "\0", "!", chr(254), chr(256)) {
- my $targ = "a\034$c";
- my $reg = "a\\c\\$c";
- ok eval ("qq/$targ/ =~ /$reg/"), "\\c\\ in pattern";
- }
- }
-
-
- {
- local $BugId = '36046';
- my $str = 'abc';
- my $count = 0;
- my $mval = 0;
- my $pval = 0;
- while ($str =~ /b/g) {$mval = $#-; $pval = $#+; $count ++}
- iseq $mval, 0, '@- should be empty';
- iseq $pval, 0, '@+ should be empty';
- iseq $count, 1, 'Should have matched once only';
- }
-
-
- { # Test the (*PRUNE) pattern
- our $count = 0;
- 'aaab' =~ /a+b?(?{$count++})(*FAIL)/;
- iseq $count, 9, "Expect 9 for no (*PRUNE)";
- $count = 0;
- 'aaab' =~ /a+b?(*PRUNE)(?{$count++})(*FAIL)/;
- iseq $count, 3, "Expect 3 with (*PRUNE)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(*PRUNE)(?{$count++})(*FAIL)/g;
- iseq $count, 4, "/.(*PRUNE)/";
- $count = 0;
- 'aaab' =~ /a+b?(??{'(*PRUNE)'})(?{$count++})(*FAIL)/;
- iseq $count, 3, "Expect 3 with (*PRUNE)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(??{'(*PRUNE)'})(?{$count++})(*FAIL)/g;
- iseq $count, 4, "/.(*PRUNE)/";
- }
-
-
- { # Test the (*SKIP) pattern
- our $count = 0;
- 'aaab' =~ /a+b?(*SKIP)(?{$count++})(*FAIL)/;
- iseq $count, 1, "Expect 1 with (*SKIP)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(*SKIP)(?{$count++})(*FAIL)/g;
- iseq $count, 4, "/.(*SKIP)/";
- $_ = 'aaabaaab';
- $count = 0;
- our @res = ();
- 1 while /(a+b?)(*SKIP)(?{$count++; push @res,$1})(*FAIL)/g;
- iseq $count, 2, "Expect 2 with (*SKIP)";
- iseq "@res", "aaab aaab", "Adjacent (*SKIP) works as expected";
- }
-
-
- { # Test the (*SKIP) pattern
- our $count = 0;
- 'aaab' =~ /a+b?(*MARK:foo)(*SKIP)(?{$count++})(*FAIL)/;
- iseq $count, 1, "Expect 1 with (*SKIP)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(*MARK:foo)(*SKIP)(?{$count++})(*FAIL)/g;
- iseq $count, 4, "/.(*SKIP)/";
- $_ = 'aaabaaab';
- $count = 0;
- our @res = ();
- 1 while /(a+b?)(*MARK:foo)(*SKIP)(?{$count++; push @res,$1})(*FAIL)/g;
- iseq $count, 2, "Expect 2 with (*SKIP)";
- iseq "@res", "aaab aaab", "Adjacent (*SKIP) works as expected";
- }
-
-
- { # Test the (*SKIP) pattern
- our $count = 0;
- 'aaab' =~ /a*(*MARK:a)b?(*MARK:b)(*SKIP:a)(?{$count++})(*FAIL)/;
- iseq $count, 3, "Expect 3 with *MARK:a)b?(*MARK:b)(*SKIP:a)";
- local $_ = 'aaabaaab';
- $count = 0;
- our @res = ();
- 1 while
- /(a*(*MARK:a)b?)(*MARK:x)(*SKIP:a)(?{$count++; push @res,$1})(*FAIL)/g;
- iseq $count, 5, "Expect 5 with (*MARK:a)b?)(*MARK:x)(*SKIP:a)";
- iseq "@res", "aaab b aaab b ",
- "Adjacent (*MARK:a)b?)(*MARK:x)(*SKIP:a) works as expected";
- }
-
-
- { # Test the (*COMMIT) pattern
- our $count = 0;
- 'aaabaaab' =~ /a+b?(*COMMIT)(?{$count++})(*FAIL)/;
- iseq $count, 1, "Expect 1 with (*COMMIT)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(*COMMIT)(?{$count++})(*FAIL)/g;
- iseq $count, 1, "/.(*COMMIT)/";
- $_ = 'aaabaaab';
- $count = 0;
- our @res = ();
- 1 while /(a+b?)(*COMMIT)(?{$count++; push @res,$1})(*FAIL)/g;
- iseq $count, 1, "Expect 1 with (*COMMIT)";
- iseq "@res", "aaab", "Adjacent (*COMMIT) works as expected";
- }
-
-
- {
- # Test named commits and the $REGERROR var
- our $REGERROR;
- for my $name ('', ':foo') {
- for my $pat ("(*PRUNE$name)",
- ($name ? "(*MARK$name)" : "") . "(*SKIP$name)",
- "(*COMMIT$name)") {
- for my $suffix ('(*FAIL)', '') {
- 'aaaab' =~ /a+b$pat$suffix/;
- iseq $REGERROR,
- ($suffix ? ($name ? 'foo' : "1") : ""),
- "Test $pat and \$REGERROR $suffix";
- }
- }
- }
- }
-
-
- {
- # Test named commits and the $REGERROR var
- package Fnorble;
- our $REGERROR;
- for my $name ('', ':foo') {
- for my $pat ("(*PRUNE$name)",
- ($name ? "(*MARK$name)" : "") . "(*SKIP$name)",
- "(*COMMIT$name)") {
- for my $suffix ('(*FAIL)','') {
- 'aaaab' =~ /a+b$pat$suffix/;
- ::iseq $REGERROR,
- ($suffix ? ($name ? 'foo' : "1") : ""),
- "Test $pat and \$REGERROR $suffix";
- }
- }
- }
- }
-
-
- {
- # Test named commits and the $REGERROR var
- local $Message = '$REGERROR';
- our $REGERROR;
- for my $word (qw (bar baz bop)) {
- $REGERROR = "";
- "aaaaa$word" =~
- /a+(?:bar(*COMMIT:bar)|baz(*COMMIT:baz)|bop(*COMMIT:bop))(*FAIL)/;
- iseq $REGERROR, $word;
- }
- }
-
-
- {
- local $BugId = '40684';
- local $Message = '/m in precompiled regexp';
- my $s = "abc\ndef";
- my $rex = qr'^abc$'m;
- ok $s =~ m/$rex/;
- ok $s =~ m/^abc$/m;
- }
-
-
- {
- #Mindnumbingly simple test of (*THEN)
- for ("ABC","BAX") {
- ok /A (*THEN) X | B (*THEN) C/x, "Simple (*THEN) test";
- }
- }
-
-
- {
- local $Message = "Relative Recursion";
- my $parens = qr/(\((?:[^()]++|(?-1))*+\))/;
- local $_ = 'foo((2*3)+4-3) + bar(2*(3+4)-1*(2-3))';
- my ($all, $one, $two) = ('', '', '');
- ok /foo $parens \s* \+ \s* bar $parens/x;
- iseq $1, '((2*3)+4-3)';
- iseq $2, '(2*(3+4)-1*(2-3))';
- iseq $&, 'foo((2*3)+4-3) + bar(2*(3+4)-1*(2-3))';
- iseq $&, $_;
- }
-
- {
- my $spaces=" ";
- local $_ = join 'bar', $spaces, $spaces;
- our $count = 0;
- s/(?>\s+bar)(?{$count++})//g;
- iseq $_, $spaces, "SUSPEND final string";
- iseq $count, 1, "Optimiser should have prevented more than one match";
- }
-
- {
- local $BugId = '36909';
- local $Message = '(?: ... )? should not lose $^R';
- $^R = 'Nothing';
- {
- local $^R = "Bad";
- ok 'x foofoo y' =~ m {
- (foo) # $^R correctly set
- (?{ "last regexp code result" })
- }x;
- iseq $^R, 'last regexp code result';
- }
- iseq $^R, 'Nothing';
-
- {
- local $^R = "Bad";
-
- ok 'x foofoo y' =~ m {
- (?:foo|bar)+ # $^R correctly set
- (?{ "last regexp code result" })
- }x;
- iseq $^R, 'last regexp code result';
- }
- iseq $^R, 'Nothing';
-
- {
- local $^R = "Bad";
- ok 'x foofoo y' =~ m {
- (foo|bar)\1+ # $^R undefined
- (?{ "last regexp code result" })
- }x;
- iseq $^R, 'last regexp code result';
- }
- iseq $^R, 'Nothing';
-
- {
- local $^R = "Bad";
- ok 'x foofoo y' =~ m {
- (foo|bar)\1 # This time without the +
- (?{"last regexp code result"})
- }x;
- iseq $^R, 'last regexp code result';
- }
- iseq $^R, 'Nothing';
- }
-
-
- {
- local $BugId = '22395';
- local $Message = 'Match is linear, not quadratic';
- our $count;
- for my $l (10, 100, 1000) {
- $count = 0;
- ('a' x $l) =~ /(.*)(?{$count++})[bc]/;
- local $TODO = "Should be L+1 not L*(L+3)/2 (L=$l)";
- iseq $count, $l + 1;
- }
- }
-
-
- {
- local $BugId = '22614';
- local $Message = '@-/@+ should not have undefined values';
- local $_ = 'ab';
- our @len = ();
- /(.){1,}(?{push @len,0+@-})(.){1,}(?{})^/;
- iseq "@len", "2 2 2";
- }
-
-
- {
- local $BugId = '18209';
- local $Message = '$& set on s///';
- my $text = ' word1 word2 word3 word4 word5 word6 ';
-
- my @words = ('word1', 'word3', 'word5');
- my $count;
- foreach my $word (@words) {
- $text =~ s/$word\s//gi; # Leave a space to seperate words
- # in the resultant str.
- # The following block is not working.
- if ($&) {
- $count ++;
- }
- # End bad block
- }
- iseq $count, 3;
- iseq $text, ' word2 word4 word6 ';
- }
-
-
- {
- # RT#6893
- local $BugId = '6893';
- local $_ = qq (A\nB\nC\n);
- my @res;
- while (m#(\G|\n)([^\n]*)\n#gsx) {
- push @res, "$2";
- last if @res > 3;
- }
- iseq "@res", "A B C", "/g pattern shouldn't infinite loop";
- }
-
-
- {
- # From Message-ID: <877ixs6oa6.fsf@k75.linux.bogus>
- my $dow_name = "nada";
- my $parser = "(\$dow_name) = \$time_string =~ /(D\x{e9}\\ " .
- "C\x{e9}adaoin|D\x{e9}\\ Sathairn|\\w+|\x{100})/";
- my $time_string = "D\x{e9} C\x{e9}adaoin";
- eval $parser;
- ok !$@, "Test Eval worked";
- iseq $dow_name, $time_string, "UTF-8 trie common prefix extraction";
- }
-
-
- {
- my $v;
- ($v = 'bar') =~ /(\w+)/g;
- $v = 'foo';
- iseq "$1", 'bar', '$1 is safe after /g - may fail due ' .
- 'to specialized config in pp_hot.c'
- }
-
-
- {
- local $Message = "http://nntp.perl.org/group/perl.perl5.porters/118663";
- my $qr_barR1 = qr/(bar)\g-1/;
- ok "foobarbarxyz" =~ $qr_barR1;
- ok "foobarbarxyz" =~ qr/foo${qr_barR1}xyz/;
- ok "foobarbarxyz" =~ qr/(foo)${qr_barR1}xyz/;
- ok "foobarbarxyz" =~ qr/(foo)(bar)\g{-1}xyz/;
- ok "foobarbarxyz" =~ qr/(foo${qr_barR1})xyz/;
- ok "foobarbarxyz" =~ qr/(foo(bar)\g{-1})xyz/;
- }
-
-
- {
- local $BugId = '41010';
- local $Message = 'No optimizer bug';
- my @tails = ('', '(?(1))', '(|)', '()?');
- my @quants = ('*','+');
- my $doit = sub {
- my $pats = shift;
- for (@_) {
- for my $pat (@$pats) {
- for my $quant (@quants) {
- for my $tail (@tails) {
- my $re = "($pat$quant\$)$tail";
- ok /$re/ && $1 eq $_, "'$_' =~ /$re/";
- ok /$re/m && $1 eq $_, "'$_' =~ /$re/m";
- }
- }
- }
- }
- };
-
- my @dpats = ('\d',
- '[1234567890]',
- '(1|[23]|4|[56]|[78]|[90])',
- '(?:1|[23]|4|[56]|[78]|[90])',
- '(1|2|3|4|5|6|7|8|9|0)',
- '(?:1|2|3|4|5|6|7|8|9|0)');
- my @spats = ('[ ]', ' ', '( |\t)', '(?: |\t)', '[ \t]', '\s');
- my @sstrs = (' ');
- my @dstrs = ('12345');
- $doit -> (\@spats, @sstrs);
- $doit -> (\@dpats, @dstrs);
- }
-
-
- {
- local $Message = '$REGMARK';
- our @r = ();
- our ($REGMARK, $REGERROR);
- ok 'foofoo' =~ /foo (*MARK:foo) (?{push @r,$REGMARK}) /x;
- iseq "@r","foo";
- iseq $REGMARK, "foo";
- ok 'foofoo' !~ /foo (*MARK:foo) (*FAIL) /x;
- ok !$REGMARK;
- iseq $REGERROR, 'foo';
- }
-
-
- {
- local $Message = '\K test';
- my $x;
- $x = "abc.def.ghi.jkl";
- $x =~ s/.*\K\..*//;
- iseq $x, "abc.def.ghi";
-
- $x = "one two three four";
- $x =~ s/o+ \Kthree//g;
- iseq $x, "one two four";
-
- $x = "abcde";
- $x =~ s/(.)\K/$1/g;
- iseq $x, "aabbccddee";
- }
-
-
- {
- sub kt {
- return '4' if $_[0] eq '09028623';
- }
- # Nested EVAL using PL_curpm (via $1 or friends)
- my $re;
- our $grabit = qr/ ([0-6][0-9]{7}) (??{ kt $1 }) [890] /x;
- $re = qr/^ ( (??{ $grabit }) ) $ /x;
- my @res = '0902862349' =~ $re;
- iseq join ("-", @res), "0902862349",
- 'PL_curpm is set properly on nested eval';
-
- our $qr = qr/ (o) (??{ $1 }) /x;
- ok 'boob'=~/( b (??{ $qr }) b )/x && 1, "PL_curpm, nested eval";
- }
-
-
- {
- use charnames ":full";
- ok "\N{ROMAN NUMERAL ONE}" =~ /\p{Alphabetic}/, "I =~ Alphabetic";
- ok "\N{ROMAN NUMERAL ONE}" =~ /\p{Uppercase}/, "I =~ Uppercase";
- ok "\N{ROMAN NUMERAL ONE}" !~ /\p{Lowercase}/, "I !~ Lowercase";
- ok "\N{ROMAN NUMERAL ONE}" =~ /\p{IDStart}/, "I =~ ID_Start";
- ok "\N{ROMAN NUMERAL ONE}" =~ /\p{IDContinue}/, "I =~ ID_Continue";
- ok "\N{SMALL ROMAN NUMERAL ONE}" =~ /\p{Alphabetic}/, "i =~ Alphabetic";
- ok "\N{SMALL ROMAN NUMERAL ONE}" !~ /\p{Uppercase}/, "i !~ Uppercase";
- ok "\N{SMALL ROMAN NUMERAL ONE}" =~ /\p{Lowercase}/, "i =~ Lowercase";
- ok "\N{SMALL ROMAN NUMERAL ONE}" =~ /\p{IDStart}/, "i =~ ID_Start";
- ok "\N{SMALL ROMAN NUMERAL ONE}" =~ /\p{IDContinue}/, "i =~ ID_Continue"
- }
-
-
- {
- # requirement of Unicode Technical Standard #18, 1.7 Code Points
- # cf. http://www.unicode.org/reports/tr18/#Supplementary_Characters
- for my $u (0x7FF, 0x800, 0xFFFF, 0x10000) {
- no warnings 'utf8'; # oops
- my $c = chr $u;
- my $x = sprintf '%04X', $u;
- ok "A${c}B" =~ /A[\0-\x{10000}]B/, "Unicode range - $x";
- }
- }
-
-
- {
- my $res="";
-
- if ('1' =~ /(?|(?<digit>1)|(?<digit>2))/) {
- $res = "@{$- {digit}}";
- }
- iseq $res, "1",
- "Check that (?|...) doesnt cause dupe entries in the names array";
-
- $res = "";
- if ('11' =~ /(?|(?<digit>1)|(?<digit>2))(?&digit)/) {
- $res = "@{$- {digit}}";
- }
- iseq $res, "1", "Check that (?&..) to a buffer inside " .
- "a (?|...) goes to the leftmost";
- }
-
-
- {
- use warnings;
- local $Message = "ASCII pattern that really is UTF-8";
- my @w;
- local $SIG {__WARN__} = sub {push @w, "@_"};
- my $c = qq (\x{DF});
- ok $c =~ /${c}|\x{100}/;
- ok @w == 0;
- }
-
-
- {
- local $Message = "Corruption of match results of qr// across scopes";
- my $qr = qr/(fo+)(ba+r)/;
- 'foobar' =~ /$qr/;
- iseq "$1$2", "foobar";
- {
- 'foooooobaaaaar' =~ /$qr/;
- iseq "$1$2", 'foooooobaaaaar';
- }
- iseq "$1$2", "foobar";
- }
-
-
- {
- local $Message = "HORIZWS";
- local $_ = "\t \r\n \n \t".chr(11)."\n";
- s/\H/H/g;
- s/\h/h/g;
- iseq $_, "hhHHhHhhHH";
- $_ = "\t \r\n \n \t" . chr (11) . "\n";
- utf8::upgrade ($_);
- s/\H/H/g;
- s/\h/h/g;
- iseq $_, "hhHHhHhhHH";
- }
-
-
- {
- local $Message = "Various whitespace special patterns";
- my @h = map {chr $_} 0x09, 0x20, 0xa0, 0x1680, 0x180e, 0x2000,
- 0x2001, 0x2002, 0x2003, 0x2004, 0x2005, 0x2006,
- 0x2007, 0x2008, 0x2009, 0x200a, 0x202f, 0x205f,
- 0x3000;
- my @v = map {chr $_} 0x0a, 0x0b, 0x0c, 0x0d, 0x85, 0x2028,
- 0x2029;
- my @lb = ("\x0D\x0A", map {chr $_} 0x0A .. 0x0D, 0x85, 0x2028, 0x2029);
- foreach my $t ([\@h, qr/\h/, qr/\h+/],
- [\@v, qr/\v/, qr/\v+/],
- [\@lb, qr/\R/, qr/\R+/],) {
- my $ary = shift @$t;
- foreach my $pat (@$t) {
- foreach my $str (@$ary) {
- ok $str =~ /($pat)/, $pat;
- iseq $1, $str, $pat;
- utf8::upgrade ($str);
- ok $str =~ /($pat)/, "Upgraded string - $pat";
- iseq $1, $str, "Upgraded string - $pat";
- }
- }
- }
- }
-
-
- {
- local $Message = "Check that \\xDF match properly in its various forms";
- # Test that \xDF matches properly. this is pretty hacky stuff,
- # but its actually needed. The malarky with '-' is to prevent
- # compilation caching from playing any role in the test.
- my @df = (chr (0xDF), '-', chr (0xDF));
- utf8::upgrade ($df [2]);
- my @strs = ('ss', 'sS', 'Ss', 'SS', chr (0xDF));
- my @ss = map {("$_", "$_")} @strs;
- utf8::upgrade ($ss [$_ * 2 + 1]) for 0 .. $#strs;
-
- for my $ssi (0 .. $#ss) {
- for my $dfi (0 .. $#df) {
- my $pat = $df [$dfi];
- my $str = $ss [$ssi];
- my $utf_df = ($dfi > 1) ? 'utf8' : '';
- my $utf_ss = ($ssi % 2) ? 'utf8' : '';
- (my $sstr = $str) =~ s/\xDF/\\xDF/;
-
- if ($utf_df || $utf_ss || length ($ss [$ssi]) == 1) {
- my $ret = $str =~ /$pat/i;
- next if $pat eq '-';
- ok $ret, "\"$sstr\" =~ /\\xDF/i " .
- "(str is @{[$utf_ss||'latin']}, pat is " .
- "@{[$utf_df||'latin']})";
- }
- else {
- my $ret = $str !~ /$pat/i;
- next if $pat eq '-';
- ok $ret, "\"$sstr\" !~ /\\xDF/i " .
- "(str is @{[$utf_ss||'latin']}, pat is " .
- "@{[$utf_df||'latin']})";
- }
- }
- }
- }
-
-
- {
- local $Message = "BBC(Bleadperl Breaks CPAN) Today: String::Multibyte";
- my $re = qr/(?:[\x00-\xFF]{4})/;
- my $hyp = "\0\0\0-";
- my $esc = "\0\0\0\\";
-
- my $str = "$esc$hyp$hyp$esc$esc";
- my @a = ($str =~ /\G(?:\Q$esc$esc\E|\Q$esc$hyp\E|$re)/g);
-
- iseq @a,3;
- local $" = "=";
- iseq "@a","$esc$hyp=$hyp=$esc$esc";
- }
-
-
- {
- # Test for keys in %+ and %-
- local $Message = 'Test keys in %+ and %-';
- no warnings 'uninitialized';
- my $_ = "abcdef";
- /(?<foo>a)|(?<foo>b)/;
- iseq ((join ",", sort keys %+), "foo");
- iseq ((join ",", sort keys %-), "foo");
- iseq ((join ",", sort values %+), "a");
- iseq ((join ",", sort map "@$_", values %-), "a ");
- /(?<bar>a)(?<bar>b)(?<quux>.)/;
- iseq ((join ",", sort keys %+), "bar,quux");
- iseq ((join ",", sort keys %-), "bar,quux");
- iseq ((join ",", sort values %+), "a,c"); # leftmost
- iseq ((join ",", sort map "@$_", values %-), "a b,c");
- /(?<un>a)(?<deux>c)?/; # second buffer won't capture
- iseq ((join ",", sort keys %+), "un");
- iseq ((join ",", sort keys %-), "deux,un");
- iseq ((join ",", sort values %+), "a");
- iseq ((join ",", sort map "@$_", values %-), ",a");
- }
-
-
- {
- # length() on captures, the numbered ones end up in Perl_magic_len
- my $_ = "aoeu \xe6var ook";
- /^ \w+ \s (?<eek>\S+)/x;
-
- iseq length ($`), 0, q[length $`];
- iseq length ($'), 4, q[length $'];
- iseq length ($&), 9, q[length $&];
- iseq length ($1), 4, q[length $1];
- iseq length ($+{eek}), 4, q[length $+{eek} == length $1];
- }
-
-
- {
- my $ok = -1;
-
- $ok = exists ($-{x}) ? 1 : 0 if 'bar' =~ /(?<x>foo)|bar/;
- iseq $ok, 1, '$-{x} exists after "bar"=~/(?<x>foo)|bar/';
- iseq scalar (%+), 0, 'scalar %+ == 0 after "bar"=~/(?<x>foo)|bar/';
- iseq scalar (%-), 1, 'scalar %- == 1 after "bar"=~/(?<x>foo)|bar/';
-
- $ok = -1;
- $ok = exists ($+{x}) ? 1 : 0 if 'bar' =~ /(?<x>foo)|bar/;
- iseq $ok, 0, '$+{x} not exists after "bar"=~/(?<x>foo)|bar/';
- iseq scalar (%+), 0, 'scalar %+ == 0 after "bar"=~/(?<x>foo)|bar/';
- iseq scalar (%-), 1, 'scalar %- == 1 after "bar"=~/(?<x>foo)|bar/';
-
- $ok = -1;
- $ok = exists ($-{x}) ? 1 : 0 if 'foo' =~ /(?<x>foo)|bar/;
- iseq $ok, 1, '$-{x} exists after "foo"=~/(?<x>foo)|bar/';
- iseq scalar (%+), 1, 'scalar %+ == 1 after "foo"=~/(?<x>foo)|bar/';
- iseq scalar (%-), 1, 'scalar %- == 1 after "foo"=~/(?<x>foo)|bar/';
-
- $ok = -1;
- $ok = exists ($+{x}) ? 1 : 0 if 'foo'=~/(?<x>foo)|bar/;
- iseq $ok, 1, '$+{x} exists after "foo"=~/(?<x>foo)|bar/';
- }
-
-
- {
- local $_;
- ($_ = 'abc') =~ /(abc)/g;
- $_ = '123';
- iseq "$1", 'abc', "/g leads to unsafe match vars: $1";
- }
-
-
- {
- local $Message = 'Message-ID: <20070818091501.7eff4831@r2d2>';
- my $str = "";
- for (0 .. 5) {
- my @x;
- $str .= "@x"; # this should ALWAYS be the empty string
- 'a' =~ /(a|)/;
- push @x, 1;
- }
- iseq length ($str), 0, "Trie scope error, string should be empty";
- $str = "";
- my @foo = ('a') x 5;
- for (@foo) {
- my @bar;
- $str .= "@bar";
- s/a|/push @bar, 1/e;
- }
- iseq length ($str), 0, "Trie scope error, string should be empty";
- }
-
-
- {
- local $BugId = '45605';
- # [perl #45605] Regexp failure with utf8-flagged and byte-flagged string
-
- my $utf_8 = "\xd6schel";
- utf8::upgrade ($utf_8);
- $utf_8 =~ m {(\xd6|Ö)schel};
- iseq $1, "\xd6", "Upgrade error";
- }
-
- {
-# more TRIE/AHOCORASICK problems with mixed utf8 / latin-1 and case folding
- for my $chr (160 .. 255) {
- my $chr_byte = chr($chr);
- my $chr_utf8 = chr($chr); utf8::upgrade($chr_utf8);
- my $rx = qr{$chr_byte|X}i;
- ok($chr_utf8 =~ $rx, "utf8/latin, codepoint $chr");
- }
- }
-
- {
- # Regardless of utf8ness any character matches itself when
- # doing a case insensitive match. See also [perl #36207]
- local $BugId = '36207';
- for my $o (0 .. 255) {
- my @ch = (chr ($o), chr ($o));
- utf8::upgrade ($ch [1]);
- for my $u_str (0, 1) {
- for my $u_pat (0, 1) {
- ok $ch [$u_str] =~ /\Q$ch[$u_pat]\E/i,
- "\$c =~ /\$c/i : chr ($o) : u_str = $u_str u_pat = $u_pat";
- ok $ch [$u_str] =~ /\Q$ch[$u_pat]\E|xyz/i,
- "\$c=~/\$c|xyz/i : chr($o) : u_str = $u_str u_pat = $u_pat";
- }
- }
- }
- }
-
-
- {
- our $a = 3; "" =~ /(??{ $a })/;
- our $b = $a;
- iseq $b, $a, "Copy of scalar used for postponed subexpression";
- }
-
-
- {
- local $BugId = '49190';
- local $Message = '$REGMARK in replacement';
- our $REGMARK;
- my $_ = "A";
- ok s/(*:B)A/$REGMARK/;
- iseq $_, "B";
- $_ = "CCCCBAA";
- ok s/(*:X)A+|(*:Y)B+|(*:Z)C+/$REGMARK/g;
- iseq $_, "ZYX";
- }
-
-
- {
- our @ctl_n = ();
- our @plus = ();
- our $nested_tags;
- $nested_tags = qr{
- <
- (\w+)
- (?{
- push @ctl_n,$^N;
- push @plus,$+;
- })
- >
- (??{$nested_tags})*
- </\s* \w+ \s*>
- }x;
-
- my $match = '<bla><blubb></blubb></bla>' =~ m/^$nested_tags$/;
- ok $match, 'nested construct matches';
- iseq "@ctl_n", "bla blubb", '$^N inside of (?{}) works as expected';
- iseq "@plus", "bla blubb", '$+ inside of (?{}) works as expected';
- }
-
-
- {
- local $BugId = '52658';
- local $Message = 'Substitution evaluation in list context';
- my $reg = '../xxx/';
- my @te = ($reg =~ m{^(/?(?:\.\./)*)},
- $reg =~ s/(x)/'b'/eg > 1 ? '##' : '++');
- iseq $reg, '../bbb/';
- iseq $te [0], '../';
- }
-
- # This currently has to come before any "use encoding" in this file.
- {
- local $Message;
- local $BugId = '59342';
- must_warn 'qr/\400/', '^Use of octal value above 377';
- }
-
-
- SKIP: {
- # XXX: This set of tests is essentially broken, POSIX character classes
- # should not have differing definitions under Unicode.
- # There are property names for that.
- skip "Tests assume ASCII", 4 unless $IS_ASCII;
-
- my @notIsPunct = grep {/[[:punct:]]/ and not /\p{IsPunct}/}
- map {chr} 0x20 .. 0x7f;
- iseq join ('', @notIsPunct), '$+<=>^`|~',
- '[:punct:] disagress with IsPunct on Symbols';
-
- my @isPrint = grep {not /[[:print:]]/ and /\p{IsPrint}/}
- map {chr} 0 .. 0x1f, 0x7f .. 0x9f;
- iseq join ('', @isPrint), "\x09\x0a\x0b\x0c\x0d\x85",
- 'IsPrint disagrees with [:print:] on control characters';
-
- my @isPunct = grep {/[[:punct:]]/ != /\p{IsPunct}/}
- map {chr} 0x80 .. 0xff;
- iseq join ('', @isPunct), "\xa1\xab\xb7\xbb\xbf", # ¡ « · » ¿
- 'IsPunct disagrees with [:punct:] outside ASCII';
-
- my @isPunctLatin1 = eval q {
- use encoding 'latin1';
- grep {/[[:punct:]]/ != /\p{IsPunct}/} map {chr} 0x80 .. 0xff;
- };
- skip "Eval failed ($@)", 1 if $@;
- skip "PERL_LEGACY_UNICODE_CHARCLASS_MAPPINGS set to 0", 1
- if !$ENV{PERL_TEST_LEGACY_POSIX_CC};
- iseq join ('', @isPunctLatin1), '',
- 'IsPunct agrees with [:punct:] with explicit Latin1';
- }
-
-
- {
- local $BugId = '60034';
- my $a = "xyzt" x 8192;
- ok $a =~ /\A(?>[a-z])*\z/,
- '(?>) does not cause wrongness on long string';
- my $b = $a . chr 256;
- chop $b;
- {
- iseq $a, $b;
- }
- ok $b =~ /\A(?>[a-z])*\z/,
- '(?>) does not cause wrongness on long string with UTF-8';
- }
-
-
- #
- # Keep the following tests last -- they may crash perl
- #
- print "# Tests that follow may crash perl\n";
- {
- local $BugId = '19049/38869';
- local $Message = 'Pattern in a loop, failure should not ' .
- 'affect previous success';
- my @list = (
- 'ab cdef', # Matches regex
- ('e' x 40000 ) .'ab c' # Matches not, but 'ab c' matches part of it
- );
- my $y;
- my $x;
- foreach (@list) {
- m/ab(.+)cd/i; # The ignore-case seems to be important
- $y = $1; # Use $1, which might not be from the last match!
- $x = substr ($list [0], $- [0], $+ [0] - $- [0]);
- }
- iseq $y, ' ';
- iseq $x, 'ab cd';
- }
-
-
- {
- local $BugId = '24274';
-
- ok (("a" x (2 ** 15 - 10)) =~ /^()(a|bb)*$/, "Recursive stack cracker");
- ok ((q(a)x 100) =~ /^(??{'(.)'x 100})/,
- "Regexp /^(??{'(.)'x 100})/ crashes older perls");
- }
-
-
- {
- eval '/\k/';
- ok $@ =~ /\QSequence \k... not terminated in regex;\E/,
- 'Lone \k not allowed';
- }
-
-
- {
- local $Message = "Substitution with lookahead (possible segv)";
- $_ = "ns1ns1ns1";
- s/ns(?=\d)/ns_/g;
- iseq $_, "ns_1ns_1ns_1";
- $_ = "ns1";
- s/ns(?=\d)/ns_/;
- iseq $_, "ns_1";
- $_ = "123";
- s/(?=\d+)|(?<=\d)/!Bang!/g;
- iseq $_, "!Bang!1!Bang!2!Bang!3!Bang!";
- }
-
-
- {
- # [perl #45337] utf8 + "[a]a{2}" + /$.../ = panic: sv_len_utf8 cache
- local $BugId = '45337';
- local ${^UTF8CACHE} = -1;
- local $Message = "Shouldn't panic";
- my $s = "[a]a{2}";
- utf8::upgrade $s;
- ok "aaa" =~ /$s/;
- }
- {
- local $BugId = '57042';
- local $Message = "Check if tree logic breaks \$^R";
- my $cond_re = qr/\s*
- \s* (?:
- \( \s* A (?{1})
- | \( \s* B (?{2})
- )
- /x;
- my @res;
- for my $line ("(A)","(B)") {
- if ($line =~ m/$cond_re/) {
- push @res, $^R ? "#$^R" : "UNDEF";
- }
- }
- iseq "@res","#1 #2";
- }
- {
- no warnings 'closure';
- my $re = qr/A(??{"1"})/;
- ok "A1B" =~ m/^((??{ $re }))((??{"B"}))$/;
- ok $1 eq "A1";
- ok $2 eq "B";
- }
-
-
- {
- use re 'eval';
- local $Message = 'Test if $^N and $+ work in (?{{})';
- our @ctl_n = ();
- our @plus = ();
- our $nested_tags;
- $nested_tags = qr{
- <
- ((\w)+)
- (?{
- push @ctl_n, (defined $^N ? $^N : "undef");
- push @plus, (defined $+ ? $+ : "undef");
- })
- >
- (??{$nested_tags})*
- </\s* \w+ \s*>
- }x;
-
-
- my $c = 0;
- for my $test (
- # Test structure:
- # [ Expected result, Regex, Expected value(s) of $^N, Expected value(s) of $+ ]
- [ 1, qr#^$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^($nested_tags)$#, "bla blubb <bla><blubb></blubb></bla>", "a b a" ],
- [ 1, qr#^(|)$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^(?:|)$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^<(bl|bla)>$nested_tags<(/\1)>$#, "blubb /bla", "b /bla" ],
- [ 1, qr#(??{"(|)"})$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^(??{"(bla|)"})$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^(??{"(|)"})(??{$nested_tags})$#, "bla blubb undef", "a b undef" ],
- [ 1, qr#^(??{"(?:|)"})$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^((??{"(?:bla|)"}))((??{$nested_tags}))$#, "bla blubb <bla><blubb></blubb></bla>", "a b <bla><blubb></blubb></bla>" ],
- [ 1, qr#^((??{"(?!)?"}))((??{$nested_tags}))$#, "bla blubb <bla><blubb></blubb></bla>", "a b <bla><blubb></blubb></bla>" ],
- [ 1, qr#^((??{"(?:|<(/?bla)>)"}))((??{$nested_tags}))\1$#, "bla blubb <bla><blubb></blubb></bla>", "a b <bla><blubb></blubb></bla>" ],
- [ 0, qr#^((??{"(?!)"}))?((??{$nested_tags}))(?!)$#, "bla blubb undef", "a b undef" ],
-
- ) { #"#silence vim highlighting
- $c++;
- @ctl_n = ();
- @plus = ();
- my $match = (("<bla><blubb></blubb></bla>" =~ $test->[1]) ? 1 : 0);
- push @ctl_n, (defined $^N ? $^N : "undef");
- push @plus, (defined $+ ? $+ : "undef");
- ok($test->[0] == $match, "match $c");
- if ($test->[0] != $match) {
- # unset @ctl_n and @plus
- @ctl_n = @plus = ();
- }
- iseq("@ctl_n", $test->[2], "ctl_n $c");
- iseq("@plus", $test->[3], "plus $c");
- }
- }
-
- {
- use re 'eval';
- local $BugId = '56194';
-
- our $f;
- local $f;
- $f = sub {
- defined $_[0] ? $_[0] : "undef";
- };
-
- ok("123" =~ m/^(\d)(((??{1 + $^N})))+$/);
-
- our @ctl_n;
- our @plus;
-
- my $re = qr#(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))*(?{$^N})#;
- my $re2 = qr#(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))*(?{$^N})(|a(b)c|def)(??{"$^R"})#;
- my $re3 = qr#(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1})){2}(?{$^N})(|a(b)c|def)(??{"$^R"})#;
- our $re5;
- local $re5 = qr#(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1})){2}(?{$^N})#;
- my $re6 = qr#(??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1})#;
- my $re7 = qr#(??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1})#;
- my $re8 = qr/(\d+)/;
- my $c = 0;
- for my $test (
- # Test structure:
- # [
- # String to match
- # Regex too match
- # Expected values of $^N
- # Expected values of $+
- # Expected values of $1, $2, $3, $4 and $5
- # ]
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(??{$^N})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(abc|def|)?(??{$+})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(|abc|def)?(??{$+})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(abc|def|)?(??{$^N})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(|abc|def)?(??{$^N})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "123abc3",
- qr#^($re)(|a(b)c|def)(??{$^R})$#,
- "1 2 3 abc",
- "1 2 3 b",
- "\$1 = 123, \$2 = 1, \$3 = 3, \$4 = abc, \$5 = b",
- ],
- [
- "123abc3",
- qr#^($re2)$#,
- "1 2 3 123abc3",
- "1 2 3 b",
- "\$1 = 123abc3, \$2 = 1, \$3 = 3, \$4 = abc, \$5 = b",
- ],
- [
- "123abc3",
- qr#^($re3)$#,
- "1 2 123abc3",
- "1 2 b",
- "\$1 = 123abc3, \$2 = 1, \$3 = 3, \$4 = abc, \$5 = b",
- ],
- [
- "123abc3",
- qr#^(??{$re5})(|abc|def)(??{"$^R"})$#,
- "1 2 abc",
- "1 2 abc",
- "\$1 = abc, \$2 = undef, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "123abc3",
- qr#^(??{$re5})(|a(b)c|def)(??{"$^R"})$#,
- "1 2 abc",
- "1 2 b",
- "\$1 = abc, \$2 = b, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1234",
- qr#^((\d+)((??{push @ctl_n, $f->($^N); push @plus, $f->($+);$^N + 1}))((??{push @ctl_n, $f->($^N); push @plus, $f->($+);$^N + 1}))((??{push @ctl_n, $f->($^N); push @plus, $f->($+);$^N + 1})))$#,
- "1234 123 12 1 2 3 1234",
- "1234 123 12 1 2 3 4",
- "\$1 = 1234, \$2 = 1, \$3 = 2, \$4 = 3, \$5 = 4",
- ],
- [
- "1234556",
- qr#^(\d+)($re6)($re6)($re6)$re6(($re6)$re6)$#,
- "1234556 123455 12345 1234 123 12 1 2 3 4 4 5 56",
- "1234556 123455 12345 1234 123 12 1 2 3 4 4 5 5",
- "\$1 = 1, \$2 = 2, \$3 = 3, \$4 = 4, \$5 = 56",
- ],
- [
- "12345562",
- qr#^((??{$re8}))($re7)($re7)($re7)$re7($re7)($re7(\2))$#,
- "12345562 1234556 123455 12345 1234 123 12 1 2 3 4 4 5 62",
- "12345562 1234556 123455 12345 1234 123 12 1 2 3 4 4 5 2",
- "\$1 = 1, \$2 = 2, \$3 = 3, \$4 = 4, \$5 = 5",
- ],
- ) {
- $c++;
- @ctl_n = ();
- @plus = ();
- undef $^R;
- my $match = $test->[0] =~ $test->[1];
- my $str = join(", ", '$1 = '.$f->($1), '$2 = '.$f->($2), '$3 = '.$f->($3), '$4 = '.$f->($4),'$5 = '.$f->($5));
- push @ctl_n, $f->($^N);
- push @plus, $f->($+);
- ok($match, "match $c");
- if (not $match) {
- # unset $str, @ctl_n and @plus
- $str = "";
- @ctl_n = @plus = ();
- }
- iseq("@ctl_n", $test->[2], "ctl_n $c");
- iseq("@plus", $test->[3], "plus $c");
- iseq($str, $test->[4], "str $c");
- }
- SKIP: {
- if ($] le '5.010') {
- skip "test segfaults on perl < 5.10", 4;
- }
-
- @ctl_n = ();
- @plus = ();
-
- our $re4;
- local $re4 = qr#(1)((??{push @ctl_n, $f->($^N); push @plus, $f->($+);$^N + 1})){2}(?{$^N})(|abc|def)(??{"$^R"})#;
- undef $^R;
- my $match = "123abc3" =~ m/^(??{$re4})$/;
- my $str = join(", ", '$1 = '.$f->($1), '$2 = '.$f->($2), '$3 = '.$f->($3), '$4 = '.$f->($4),'$5 = '.$f->($5),'$^R = '.$f->($^R));
- push @ctl_n, $f->($^N);
- push @plus, $f->($+);
- ok($match);
- if (not $match) {
- # unset $str
- @ctl_n = ();
- @plus = ();
- $str = "";
- }
- iseq("@ctl_n", "1 2 undef");
- iseq("@plus", "1 2 undef");
- iseq($str, "\$1 = undef, \$2 = undef, \$3 = undef, \$4 = undef, \$5 = undef, \$^R = undef");
- }
- }
-
- # This only works under -DEBUGGING because it relies on an assert().
- {
- local $BugId = '60508';
- local $Message = "Check capture offset re-entrancy of utf8 code.";
-
- sub fswash { $_[0] =~ s/([>X])//g; }
-
- my $k1 = "." x 4 . ">>";
- fswash($k1);
-
- my $k2 = "\x{f1}\x{2022}";
- $k2 =~ s/([\360-\362])/>/g;
- fswash($k2);
-
- iseq($k2, "\x{2022}", "utf8::SWASHNEW doesn't cause capture leaks");
- }
-
-
- {
- local $BugId = 65372; # minimal CURLYM limited to 32767 matches
- my @pat = (
- qr{a(x|y)*b}, # CURLYM
- qr{a(x|y)*?b}, # .. with minmod
- qr{a([wx]|[yz])*b}, # .. and without tries
- qr{a([wx]|[yz])*?b},
- );
- my $len = 32768;
- my $s = join '', 'a', 'x' x $len, 'b';
- for my $pat (@pat) {
- ok($s =~ $pat, $pat);
- }
- }
- #
- # This should be the last test.
- #
- iseq $test + 1, $EXPECTED_TESTS, "Got the right number of tests!";
-
} # End of sub run_tests
1;
--- /dev/null
+#!./perl
+
+chdir 't' if -d 't';
+@INC = ('../lib', '.');
+
+require 'thread_it.pl';
+thread_it(qw(re pat_psycho.t));
+++ /dev/null
-#!./perl
-#
-# This is a home for regular expression tests that don't fit into
-# the format supported by re/regexp.t. If you want to add a test
-# that does fit that format, add it to re/re_tests, not here.
-
-use strict;
-use warnings;
-use 5.010;
-
-
-sub run_tests;
-
-$| = 1;
-
-my $EXPECTED_TESTS = 4066; # Update this when adding/deleting tests.
-
-BEGIN {
- chdir 't' if -d 't';
- @INC = '../lib';
-}
-our $TODO;
-our $Message = "Noname test";
-our $Error;
-our $DiePattern;
-our $WarnPattern;
-our $BugId;
-our $PatchId;
-our $running_as_thread;
-
-my $ordA = ord ('A'); # This defines ASCII/UTF-8 vs EBCDIC/UTF-EBCDIC
-# This defined the platform.
-my $IS_ASCII = $ordA == 65;
-my $IS_EBCDIC = $ordA == 193;
-
-use vars '%Config';
-eval 'use Config'; # Defaults assumed if this fails
-
-my $test = 0;
-
-print "1..$EXPECTED_TESTS\n";
-
-run_tests unless caller ();
-
-END {
-}
-
-sub pretty {
- my ($mess) = @_;
- $mess =~ s/\n/\\n/g;
- $mess =~ s/\r/\\r/g;
- $mess =~ s/\t/\\t/g;
- $mess =~ s/([\00-\37\177])/sprintf '\%03o', ord $1/eg;
- $mess =~ s/#/\\#/g;
- $mess;
-}
-
-sub safe_globals {
- defined($_) and s/#/\\#/g for $BugId, $PatchId, $TODO;
-}
-
-sub _ok {
- my ($ok, $mess, $error) = @_;
- safe_globals();
- $mess = pretty ($mess // $Message);
- $mess .= "; Bug $BugId" if defined $BugId;
- $mess .= "; Patch $PatchId" if defined $PatchId;
- $mess .= " # TODO $TODO" if defined $TODO;
-
- my $line_nr = (caller(1)) [2];
-
- printf "%sok %d - %s\n",
- ($ok ? "" : "not "),
- ++ $test,
- "$mess\tLine $line_nr";
-
- unless ($ok) {
- print "# Failed test at line $line_nr\n" unless defined $TODO;
- if ($error //= $Error) {
- no warnings 'utf8';
- chomp $error;
- $error = join "\n#", map {pretty $_} split /\n\h*#/ => $error;
- $error = "# $error" unless $error =~ /^\h*#/;
- print $error, "\n";
- }
- }
-
- return $ok;
-}
-
-# Force scalar context on the pattern match
-sub ok ($;$$) {_ok $_ [0], $_ [1], $_ [2]}
-sub nok ($;$$) {_ok !$_ [0], "Failed: " . ($_ [1] // $Message), $_ [2]}
-
-
-sub skip {
- my $why = shift;
- safe_globals();
- $why =~ s/\n.*//s;
- $why .= "; Bug $BugId" if defined $BugId;
- # seems like the new harness code doesnt like todo and skip to be mixed.
- # which seems like a bug in the harness to me. -- dmq
- #$why .= " # TODO $TODO" if defined $TODO;
-
- my $n = shift // 1;
- my $line_nr = (caller(0)) [2];
- for (1 .. $n) {
- ++ $test;
- #print "not " if defined $TODO;
- print "ok $test # skip $why\tLine $line_nr\n";
- }
- no warnings "exiting";
- last SKIP;
-}
-
-sub iseq ($$;$) {
- my ($got, $expect, $name) = @_;
-
- $_ = defined ($_) ? "'$_'" : "undef" for $got, $expect;
-
- my $ok = $got eq $expect;
- my $error = "# expected: $expect\n" .
- "# result: $got";
-
- _ok $ok, $name, $error;
-}
-
-sub isneq ($$;$) {
- my ($got, $expect, $name) = @_;
- my $todo = $TODO ? " # TODO $TODO" : '';
-
- $_ = defined ($_) ? "'$_'" : "undef" for $got, $expect;
-
- my $ok = $got ne $expect;
- my $error = "# results are equal ($got)";
-
- _ok $ok, $name, $error;
-}
-
-
-sub eval_ok ($;$) {
- my ($code, $name) = @_;
- local $@;
- if (ref $code) {
- _ok eval {&$code} && !$@, $name;
- }
- else {
- _ok eval ($code) && !$@, $name;
- }
-}
-
-sub must_die {
- my ($code, $pattern, $name) = @_;
- $pattern //= $DiePattern;
- undef $@;
- ref $code ? &$code : eval $code;
- my $r = $@ && $@ =~ /$pattern/;
- _ok $r, $name // $Message // "\$\@ =~ /$pattern/";
-}
-
-sub must_warn {
- my ($code, $pattern, $name) = @_;
- $pattern //= $WarnPattern;
- my $w;
- local $SIG {__WARN__} = sub {$w .= join "" => @_};
- use warnings 'all';
- ref $code ? &$code : eval $code;
- my $r = $w && $w =~ /$pattern/;
- $w //= "UNDEF";
- _ok $r, $name // $Message // "Got warning /$pattern/",
- "# expected: /$pattern/\n" .
- "# result: $w";
-}
-
-sub may_not_warn {
- my ($code, $name) = @_;
- my $w;
- local $SIG {__WARN__} = sub {$w .= join "" => @_};
- use warnings 'all';
- ref $code ? &$code : eval $code;
- _ok !$w, $name // ($Message ? "$Message (did not warn)"
- : "Did not warn"),
- "Got warning '$w'";
-}
-
-
-#
-# Tests start here.
-#
-sub run_tests {
-
- {
-
- my $x = "abc\ndef\n";
-
- ok $x =~ /^abc/, qq ["$x" =~ /^abc/];
- ok $x !~ /^def/, qq ["$x" !~ /^def/];
-
- # used to be a test for $*
- ok $x =~ /^def/m, qq ["$x" =~ /^def/m];
-
- nok $x =~ /^xxx/, qq ["$x" =~ /^xxx/];
- nok $x !~ /^abc/, qq ["$x" !~ /^abc/];
-
- ok $x =~ /def/, qq ["$x" =~ /def/];
- nok $x !~ /def/, qq ["$x" !~ /def/];
-
- ok $x !~ /.def/, qq ["$x" !~ /.def/];
- nok $x =~ /.def/, qq ["$x" =~ /.def/];
-
- ok $x =~ /\ndef/, qq ["$x" =~ /\ndef/];
- nok $x !~ /\ndef/, qq ["$x" !~ /\ndef/];
- }
-
- {
- $_ = '123';
- ok /^([0-9][0-9]*)/, qq [\$_ = '$_'; /^([0-9][0-9]*)/];
- }
-
- {
- $_ = 'aaabbbccc';
- ok /(a*b*)(c*)/ && $1 eq 'aaabbb' && $2 eq 'ccc',
- qq [\$_ = '$_'; /(a*b*)(c*)/];
- ok /(a+b+c+)/ && $1 eq 'aaabbbccc', qq [\$_ = '$_'; /(a+b+c+)/];
- nok /a+b?c+/, qq [\$_ = '$_'; /a+b?c+/];
-
- $_ = 'aaabccc';
- ok /a+b?c+/, qq [\$_ = '$_'; /a+b?c+/];
- ok /a*b?c*/, qq [\$_ = '$_'; /a*b?c*/];
-
- $_ = 'aaaccc';
- ok /a*b?c*/, qq [\$_ = '$_'; /a*b?c*/];
- nok /a*b+c*/, qq [\$_ = '$_'; /a*b+c*/];
-
- $_ = 'abcdef';
- ok /bcd|xyz/, qq [\$_ = '$_'; /bcd|xyz/];
- ok /xyz|bcd/, qq [\$_ = '$_'; /xyz|bcd/];
- ok m|bc/*d|, qq [\$_ = '$_'; m|bc/*d|];
- ok /^$_$/, qq [\$_ = '$_'; /^\$_\$/];
- }
-
- {
- # used to be a test for $*
- ok "ab\ncd\n" =~ /^cd/m, qq ["ab\ncd\n" =~ /^cd/m];
- }
-
- {
- our %XXX = map {($_ => $_)} 123, 234, 345;
-
- our @XXX = ('ok 1','not ok 1', 'ok 2','not ok 2','not ok 3');
- while ($_ = shift(@XXX)) {
- my $f = index ($_, 'not') >= 0 ? \&nok : \&ok;
- my $r = ?(.*)?;
- &$f ($r, "?(.*)?");
- /not/ && reset;
- if (/not ok 2/) {
- if ($^O eq 'VMS') {
- $_ = shift(@XXX);
- }
- else {
- reset 'X';
- }
- }
- }
-
- SKIP: {
- if ($^O eq 'VMS') {
- skip "Reset 'X'", 1;
- }
- ok !keys %XXX, "%XXX is empty";
- }
-
- }
-
- {
- local $Message = "Test empty pattern";
- my $xyz = 'xyz';
- my $cde = 'cde';
-
- $cde =~ /[^ab]*/;
- $xyz =~ //;
- iseq $&, $xyz;
-
- my $foo = '[^ab]*';
- $cde =~ /$foo/;
- $xyz =~ //;
- iseq $&, $xyz;
-
- $cde =~ /$foo/;
- my $null;
- no warnings 'uninitialized';
- $xyz =~ /$null/;
- iseq $&, $xyz;
-
- $null = "";
- $xyz =~ /$null/;
- iseq $&, $xyz;
- }
-
- {
- local $Message = q !Check $`, $&, $'!;
- $_ = 'abcdefghi';
- /def/; # optimized up to cmd
- iseq "$`:$&:$'", 'abc:def:ghi';
-
- no warnings 'void';
- /cde/ + 0; # optimized only to spat
- iseq "$`:$&:$'", 'ab:cde:fghi';
-
- /[d][e][f]/; # not optimized
- iseq "$`:$&:$'", 'abc:def:ghi';
- }
-
- {
- $_ = 'now is the {time for all} good men to come to.';
- / {([^}]*)}/;
- iseq $1, 'time for all', "Match braces";
- }
-
- {
- local $Message = "{N,M} quantifier";
- $_ = 'xxx {3,4} yyy zzz';
- ok /( {3,4})/;
- iseq $1, ' ';
- ok !/( {4,})/;
- ok /( {2,3}.)/;
- iseq $1, ' y';
- ok /(y{2,3}.)/;
- iseq $1, 'yyy ';
- ok !/x {3,4}/;
- ok !/^xxx {3,4}/;
- }
-
- {
- local $Message = "Test /g";
- local $" = ":";
- $_ = "now is the time for all good men to come to.";
- my @words = /(\w+)/g;
- my $exp = "now:is:the:time:for:all:good:men:to:come:to";
-
- iseq "@words", $exp;
-
- @words = ();
- while (/\w+/g) {
- push (@words, $&);
- }
- iseq "@words", $exp;
-
- @words = ();
- pos = 0;
- while (/to/g) {
- push(@words, $&);
- }
- iseq "@words", "to:to";
-
- pos $_ = 0;
- @words = /to/g;
- iseq "@words", "to:to";
- }
-
- {
- $_ = "abcdefghi";
-
- my $pat1 = 'def';
- my $pat2 = '^def';
- my $pat3 = '.def.';
- my $pat4 = 'abc';
- my $pat5 = '^abc';
- my $pat6 = 'abc$';
- my $pat7 = 'ghi';
- my $pat8 = '\w*ghi';
- my $pat9 = 'ghi$';
-
- my $t1 = my $t2 = my $t3 = my $t4 = my $t5 =
- my $t6 = my $t7 = my $t8 = my $t9 = 0;
-
- for my $iter (1 .. 5) {
- $t1++ if /$pat1/o;
- $t2++ if /$pat2/o;
- $t3++ if /$pat3/o;
- $t4++ if /$pat4/o;
- $t5++ if /$pat5/o;
- $t6++ if /$pat6/o;
- $t7++ if /$pat7/o;
- $t8++ if /$pat8/o;
- $t9++ if /$pat9/o;
- }
- my $x = "$t1$t2$t3$t4$t5$t6$t7$t8$t9";
- iseq $x, '505550555', "Test /o";
- }
-
-
- SKIP: {
- my $xyz = 'xyz';
- ok "abc" =~ /^abc$|$xyz/, "| after \$";
-
- # perl 4.009 says "unmatched ()"
- local $Message = '$ inside ()';
-
- my $result;
- eval '"abc" =~ /a(bc$)|$xyz/; $result = "$&:$1"';
- iseq $@, "" or skip "eval failed", 1;
- iseq $result, "abc:bc";
- }
-
-
- {
- local $Message = "Scalar /g";
- $_ = "abcfooabcbar";
-
- ok /abc/g && $` eq "";
- ok /abc/g && $` eq "abcfoo";
- ok !/abc/g;
-
- local $Message = "Scalar /gi";
- pos = 0;
- ok /ABC/gi && $` eq "";
- ok /ABC/gi && $` eq "abcfoo";
- ok !/ABC/gi;
-
- local $Message = "Scalar /g";
- pos = 0;
- ok /abc/g && $' eq "fooabcbar";
- ok /abc/g && $' eq "bar";
-
- $_ .= '';
- my @x = /abc/g;
- iseq @x, 2, "/g reset after assignment";
- }
-
- {
- local $Message = '/g, \G and pos';
- $_ = "abdc";
- pos $_ = 2;
- /\Gc/gc;
- iseq pos $_, 2;
- /\Gc/g;
- ok !defined pos $_;
- }
-
- {
- local $Message = '(?{ })';
- our $out = 1;
- 'abc' =~ m'a(?{ $out = 2 })b';
- iseq $out, 2;
-
- $out = 1;
- 'abc' =~ m'a(?{ $out = 3 })c';
- iseq $out, 1;
- }
-
-
- {
- $_ = 'foobar1 bar2 foobar3 barfoobar5 foobar6';
- my @out = /(?<!foo)bar./g;
- iseq "@out", 'bar2 barf', "Negative lookbehind";
- }
-
- {
- local $Message = "REG_INFTY tests";
- # Tests which depend on REG_INFTY
- $::reg_infty = $Config {reg_infty} // 32767;
- $::reg_infty_m = $::reg_infty - 1;
- $::reg_infty_p = $::reg_infty + 1;
- $::reg_infty_m = $::reg_infty_m; # Surpress warning.
-
- # As well as failing if the pattern matches do unexpected things, the
- # next three tests will fail if you should have picked up a lower-than-
- # default value for $reg_infty from Config.pm, but have not.
-
- eval_ok q (('aaa' =~ /(a{1,$::reg_infty_m})/)[0] eq 'aaa');
- eval_ok q (('a' x $::reg_infty_m) =~ /a{$::reg_infty_m}/);
- eval_ok q (('a' x ($::reg_infty_m - 1)) !~ /a{$::reg_infty_m}/);
- eval "'aaa' =~ /a{1,$::reg_infty}/";
- ok $@ =~ /^\QQuantifier in {,} bigger than/;
- eval "'aaa' =~ /a{1,$::reg_infty_p}/";
- ok $@ =~ /^\QQuantifier in {,} bigger than/;
- }
-
- {
- # Poke a couple more parse failures
- my $context = 'x' x 256;
- eval qq("${context}y" =~ /(?<=$context)y/);
- ok $@ =~ /^\QLookbehind longer than 255 not/, "Lookbehind limit";
- }
-
- {
- # Long Monsters
- local $Message = "Long monster";
- for my $l (125, 140, 250, 270, 300000, 30) { # Ordered to free memory
- my $a = 'a' x $l;
- local $Error = "length = $l";
- ok "ba$a=" =~ /a$a=/;
- nok "b$a=" =~ /a$a=/;
- ok "b$a=" =~ /ba+=/;
-
- ok "ba$a=" =~ /b(?:a|b)+=/;
- }
- }
-
-
- {
- # 20000 nodes, each taking 3 words per string, and 1 per branch
- my $long_constant_len = join '|', 12120 .. 32645;
- my $long_var_len = join '|', 8120 .. 28645;
- my %ans = ( 'ax13876y25677lbc' => 1,
- 'ax13876y25677mcb' => 0, # not b.
- 'ax13876y35677nbc' => 0, # Num too big
- 'ax13876y25677y21378obc' => 1,
- 'ax13876y25677y21378zbc' => 0, # Not followed by [k-o]
- 'ax13876y25677y21378y21378kbc' => 1,
- 'ax13876y25677y21378y21378kcb' => 0, # Not b.
- 'ax13876y25677y21378y21378y21378kbc' => 0, # 5 runs
- );
-
- local $Message = "20000 nodes";
- for (keys %ans) {
- local $Error = "const-len '$_'";
- ok !($ans{$_} xor /a(?=([yx]($long_constant_len)){2,4}[k-o]).*b./o);
-
- local $Error = "var-len '$_'";
- ok !($ans{$_} xor /a(?=([yx]($long_var_len)){2,4}[k-o]).*b./o);
- }
- }
-
- {
- local $Message = "Complicated backtracking";
- $_ = " a (bla()) and x(y b((l)u((e))) and b(l(e)e)e";
- my $expect = "(bla()) ((l)u((e))) (l(e)e)";
-
- use vars '$c';
- sub matchit {
- m/
- (
- \(
- (?{ $c = 1 }) # Initialize
- (?:
- (?(?{ $c == 0 }) # PREVIOUS iteration was OK, stop the loop
- (?!
- ) # Fail: will unwind one iteration back
- )
- (?:
- [^()]+ # Match a big chunk
- (?=
- [()]
- ) # Do not try to match subchunks
- |
- \(
- (?{ ++$c })
- |
- \)
- (?{ --$c })
- )
- )+ # This may not match with different subblocks
- )
- (?(?{ $c != 0 })
- (?!
- ) # Fail
- ) # Otherwise the chunk 1 may succeed with $c>0
- /xg;
- }
-
- my @ans = ();
- my $res;
- push @ans, $res while $res = matchit;
- iseq "@ans", "1 1 1";
-
- @ans = matchit;
- iseq "@ans", $expect;
-
- local $Message = "Recursion with (??{ })";
- our $matched;
- $matched = qr/\((?:(?>[^()]+)|(??{$matched}))*\)/;
-
- @ans = my @ans1 = ();
- push (@ans, $res), push (@ans1, $&) while $res = m/$matched/g;
-
- iseq "@ans", "1 1 1";
- iseq "@ans1", $expect;
-
- @ans = m/$matched/g;
- iseq "@ans", $expect;
-
- }
-
- {
- ok "abc" =~ /^(??{"a"})b/, '"abc" =~ /^(??{"a"})b/';
- }
-
- {
- my @ans = ('a/b' =~ m%(.*/)?(.*)%); # Stack may be bad
- iseq "@ans", 'a/ b', "Stack may be bad";
- }
-
- {
- local $Message = "Eval-group not allowed at runtime";
- my $code = '{$blah = 45}';
- our $blah = 12;
- eval { /(?$code)/ };
- ok $@ && $@ =~ /not allowed at runtime/ && $blah == 12;
-
- for $code ('{$blah = 45}','=xx') {
- $blah = 12;
- my $res = eval { "xx" =~ /(?$code)/o };
- no warnings 'uninitialized';
- local $Error = "'$@', '$res', '$blah'";
- if ($code eq '=xx') {
- ok !$@ && $res;
- }
- else {
- ok $@ && $@ =~ /not allowed at runtime/ && $blah == 12;
- }
- }
-
- $code = '{$blah = 45}';
- $blah = 12;
- eval "/(?$code)/";
- iseq $blah, 45;
-
- $blah = 12;
- /(?{$blah = 45})/;
- iseq $blah, 45;
- }
-
- {
- local $Message = "Pos checks";
- my $x = 'banana';
- $x =~ /.a/g;
- iseq pos ($x), 2;
-
- $x =~ /.z/gc;
- iseq pos ($x), 2;
-
- sub f {
- my $p = $_[0];
- return $p;
- }
-
- $x =~ /.a/g;
- iseq f (pos ($x)), 4;
- }
-
- {
- local $Message = 'Checking $^R';
- our $x = $^R = 67;
- 'foot' =~ /foo(?{$x = 12; 75})[t]/;
- iseq $^R, 75;
-
- $x = $^R = 67;
- 'foot' =~ /foo(?{$x = 12; 75})[xy]/;
- ok $^R eq '67' && $x eq '12';
-
- $x = $^R = 67;
- 'foot' =~ /foo(?{ $^R + 12 })((?{ $x = 12; $^R + 17 })[xy])?/;
- ok $^R eq '79' && $x eq '12';
- }
-
- {
- iseq qr/\b\v$/i, '(?i-xsm:\b\v$)', 'qr/\b\v$/i';
- iseq qr/\b\v$/s, '(?s-xim:\b\v$)', 'qr/\b\v$/s';
- iseq qr/\b\v$/m, '(?m-xis:\b\v$)', 'qr/\b\v$/m';
- iseq qr/\b\v$/x, '(?x-ism:\b\v$)', 'qr/\b\v$/x';
- iseq qr/\b\v$/xism, '(?msix:\b\v$)', 'qr/\b\v$/xism';
- iseq qr/\b\v$/, '(?-xism:\b\v$)', 'qr/\b\v$/';
- }
-
-
- {
- local $Message = "Look around";
- $_ = 'xabcx';
- SKIP:
- foreach my $ans ('', 'c') {
- ok /(?<=(?=a)..)((?=c)|.)/g or skip "Match failed", 1;
- iseq $1, $ans;
- }
- }
-
- {
- local $Message = "Empty clause";
- $_ = 'a';
- foreach my $ans ('', 'a', '') {
- ok /^|a|$/g or skip "Match failed", 1;
- iseq $&, $ans;
- }
- }
-
- {
- local $Message = "Prefixify";
- sub prefixify {
- SKIP: {
- my ($v, $a, $b, $res) = @_;
- ok $v =~ s/\Q$a\E/$b/ or skip "Match failed", 1;
- iseq $v, $res;
- }
- }
-
- prefixify ('/a/b/lib/arch', "/a/b/lib", 'X/lib', 'X/lib/arch');
- prefixify ('/a/b/man/arch', "/a/b/man", 'X/man', 'X/man/arch');
- }
-
- {
- $_ = 'var="foo"';
- /(\")/;
- ok $1 && /$1/, "Capture a quote";
- }
-
- {
- local $Message = "Call code from qr //";
- $a = qr/(?{++$b})/;
- $b = 7;
- ok /$a$a/ && $b eq '9';
-
- $c="$a";
- ok /$a$a/ && $b eq '11';
-
- undef $@;
- eval {/$c/};
- ok $@ && $@ =~ /not allowed at runtime/;
-
- use re "eval";
- /$a$c$a/;
- iseq $b, '14';
-
- our $lex_a = 43;
- our $lex_b = 17;
- our $lex_c = 27;
- my $lex_res = ($lex_b =~ qr/$lex_b(?{ $lex_c = $lex_a++ })/);
-
- iseq $lex_res, 1;
- iseq $lex_a, 44;
- iseq $lex_c, 43;
-
- no re "eval";
- undef $@;
- my $match = eval { /$a$c$a/ };
- ok $@ && $@ =~ /Eval-group not allowed/ && !$match;
- iseq $b, '14';
-
- $lex_a = 2;
- $lex_a = 43;
- $lex_b = 17;
- $lex_c = 27;
- $lex_res = ($lex_b =~ qr/17(?{ $lex_c = $lex_a++ })/);
-
- iseq $lex_res, 1;
- iseq $lex_a, 44;
- iseq $lex_c, 43;
-
- }
-
-
- {
- no warnings 'closure';
- local $Message = '(?{ $var } refers to package vars';
- package aa;
- our $c = 2;
- $::c = 3;
- '' =~ /(?{ $c = 4 })/;
- main::iseq $c, 4;
- main::iseq $::c, 3;
- }
-
-
- {
- must_die 'q(a:[b]:) =~ /[x[:foo:]]/',
- 'POSIX class \[:[^:]+:\] unknown in regex',
- 'POSIX class [: :] must have valid name';
-
- for my $d (qw [= .]) {
- must_die "/[[${d}foo${d}]]/",
- "\QPOSIX syntax [$d $d] is reserved for future extensions",
- "POSIX syntax [[$d $d]] is an error";
- }
- }
-
-
- {
- # test if failure of patterns returns empty list
- local $Message = "Failed pattern returns empty list";
- $_ = 'aaa';
- @_ = /bbb/;
- iseq "@_", "";
-
- @_ = /bbb/g;
- iseq "@_", "";
-
- @_ = /(bbb)/;
- iseq "@_", "";
-
- @_ = /(bbb)/g;
- iseq "@_", "";
- }
-
-
- {
- local $Message = '@- and @+ tests';
-
- /a(?=.$)/;
- iseq $#+, 0;
- iseq $#-, 0;
- iseq $+ [0], 2;
- iseq $- [0], 1;
- ok !defined $+ [1] && !defined $- [1] &&
- !defined $+ [2] && !defined $- [2];
-
- /a(a)(a)/;
- iseq $#+, 2;
- iseq $#-, 2;
- iseq $+ [0], 3;
- iseq $- [0], 0;
- iseq $+ [1], 2;
- iseq $- [1], 1;
- iseq $+ [2], 3;
- iseq $- [2], 2;
- ok !defined $+ [3] && !defined $- [3] &&
- !defined $+ [4] && !defined $- [4];
-
-
- /.(a)(b)?(a)/;
- iseq $#+, 3;
- iseq $#-, 3;
- iseq $+ [1], 2;
- iseq $- [1], 1;
- iseq $+ [3], 3;
- iseq $- [3], 2;
- ok !defined $+ [2] && !defined $- [2] &&
- !defined $+ [4] && !defined $- [4];
-
-
- /.(a)/;
- iseq $#+, 1;
- iseq $#-, 1;
- iseq $+ [0], 2;
- iseq $- [0], 0;
- iseq $+ [1], 2;
- iseq $- [1], 1;
- ok !defined $+ [2] && !defined $- [2] &&
- !defined $+ [3] && !defined $- [3];
-
- /.(a)(ba*)?/;
- iseq $#+, 2;
- iseq $#-, 1;
- }
-
-
- {
- local $DiePattern = '^Modification of a read-only value attempted';
- local $Message = 'Elements of @- and @+ are read-only';
- must_die '$+[0] = 13';
- must_die '$-[0] = 13';
- must_die '@+ = (7, 6, 5)';
- must_die '@- = qw (foo bar)';
- }
-
-
- {
- local $Message = '\G testing';
- $_ = 'aaa';
- pos = 1;
- my @a = /\Ga/g;
- iseq "@a", "a a";
-
- my $str = 'abcde';
- pos $str = 2;
- ok $str !~ /^\G/;
- ok $str !~ /^.\G/;
- ok $str =~ /^..\G/;
- ok $str !~ /^...\G/;
- ok $str =~ /\G../ && $& eq 'cd';
-
- local $TODO = $running_as_thread;
- ok $str =~ /.\G./ && $& eq 'bc';
- }
-
-
- {
- local $Message = 'pos inside (?{ })';
- my $str = 'abcde';
- our ($foo, $bar);
- ok $str =~ /b(?{$foo = $_; $bar = pos})c/;
- iseq $foo, $str;
- iseq $bar, 2;
- ok !defined pos ($str);
-
- undef $foo;
- undef $bar;
- pos $str = undef;
- ok $str =~ /b(?{$foo = $_; $bar = pos})c/g;
- iseq $foo, $str;
- iseq $bar, 2;
- iseq pos ($str), 3;
-
- $_ = $str;
- undef $foo;
- undef $bar;
- ok /b(?{$foo = $_; $bar = pos})c/;
- iseq $foo, $str;
- iseq $bar, 2;
-
- undef $foo;
- undef $bar;
- ok /b(?{$foo = $_; $bar = pos})c/g;
- iseq $foo, $str;
- iseq $bar, 2;
- iseq pos, 3;
-
- undef $foo;
- undef $bar;
- pos = undef;
- 1 while /b(?{$foo = $_; $bar = pos})c/g;
- iseq $foo, $str;
- iseq $bar, 2;
- ok !defined pos;
-
- undef $foo;
- undef $bar;
- $_ = 'abcde|abcde';
- ok s/b(?{$foo = $_; $bar = pos})c/x/g;
- iseq $foo, 'abcde|abcde';
- iseq $bar, 8;
- iseq $_, 'axde|axde';
-
- # List context:
- $_ = 'abcde|abcde';
- our @res;
- () = /([ace]).(?{push @res, $1,$2})([ce])(?{push @res, $1,$2})/g;
- @res = map {defined $_ ? "'$_'" : 'undef'} @res;
- iseq "@res", "'a' undef 'a' 'c' 'e' undef 'a' undef 'a' 'c'";
-
- @res = ();
- () = /([ace]).(?{push @res, $`,$&,$'})([ce])(?{push @res, $`,$&,$'})/g;
- @res = map {defined $_ ? "'$_'" : 'undef'} @res;
- iseq "@res", "'' 'ab' 'cde|abcde' " .
- "'' 'abc' 'de|abcde' " .
- "'abcd' 'e|' 'abcde' " .
- "'abcde|' 'ab' 'cde' " .
- "'abcde|' 'abc' 'de'" ;
- }
-
-
- {
- local $Message = '\G anchor checks';
- my $foo = 'aabbccddeeffgg';
- pos ($foo) = 1;
- {
- local $TODO = $running_as_thread;
- no warnings 'uninitialized';
- ok $foo =~ /.\G(..)/g;
- iseq $1, 'ab';
-
- pos ($foo) += 1;
- ok $foo =~ /.\G(..)/g;
- iseq $1, 'cc';
-
- pos ($foo) += 1;
- ok $foo =~ /.\G(..)/g;
- iseq $1, 'de';
-
- ok $foo =~ /\Gef/g;
- }
-
- undef pos $foo;
- ok $foo =~ /\G(..)/g;
- iseq $1, 'aa';
-
- ok $foo =~ /\G(..)/g;
- iseq $1, 'bb';
-
- pos ($foo) = 5;
- ok $foo =~ /\G(..)/g;
- iseq $1, 'cd';
- }
-
-
- {
- $_ = '123x123';
- my @res = /(\d*|x)/g;
- local $" = '|';
- iseq "@res", "123||x|123|", "0 match in alternation";
- }
-
-
- {
- local $Message = "Match against temporaries (created via pp_helem())" .
- " is safe";
- ok {foo => "bar\n" . $^X} -> {foo} =~ /^(.*)\n/g;
- iseq $1, "bar";
- }
-
-
- {
- local $Message = 'package $i inside (?{ }), ' .
- 'saved substrings and changing $_';
- our @a = qw [foo bar];
- our @b = ();
- s/(\w)(?{push @b, $1})/,$1,/g for @a;
- iseq "@b", "f o o b a r";
- iseq "@a", ",f,,o,,o, ,b,,a,,r,";
-
- local $Message = 'lexical $i inside (?{ }), ' .
- 'saved substrings and changing $_';
- no warnings 'closure';
- my @c = qw [foo bar];
- my @d = ();
- s/(\w)(?{push @d, $1})/,$1,/g for @c;
- iseq "@d", "f o o b a r";
- iseq "@c", ",f,,o,,o, ,b,,a,,r,";
- }
-
-
- {
- local $Message = 'Brackets';
- our $brackets;
- $brackets = qr {
- { (?> [^{}]+ | (??{ $brackets }) )* }
- }x;
-
- ok "{{}" =~ $brackets;
- iseq $&, "{}";
- ok "something { long { and } hairy" =~ $brackets;
- iseq $&, "{ and }";
- ok "something { long { and } hairy" =~ m/((??{ $brackets }))/;
- iseq $&, "{ and }";
- }
-
-
- {
- $_ = "a-a\nxbb";
- pos = 1;
- nok m/^-.*bb/mg, '$_ = "a-a\nxbb"; m/^-.*bb/mg';
- }
-
-
- {
- local $Message = '\G anchor checks';
- my $text = "aaXbXcc";
- pos ($text) = 0;
- ok $text !~ /\GXb*X/g;
- }
-
-
- {
- $_ = "xA\n" x 500;
- nok /^\s*A/m, '$_ = "xA\n" x 500; /^\s*A/m"';
-
- my $text = "abc dbf";
- my @res = ($text =~ /.*?(b).*?\b/g);
- iseq "@res", "b b", '\b is not special';
- }
-
-
- {
- local $Message = '\S, [\S], \s, [\s]';
- my @a = map chr, 0 .. 255;
- my @b = grep /\S/, @a;
- my @c = grep /[^\s]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\S/, @a;
- @c = grep /[\S]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\s/, @a;
- @c = grep /[^\S]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\s/, @a;
- @c = grep /[\s]/, @a;
- iseq "@b", "@c";
- }
- {
- local $Message = '\D, [\D], \d, [\d]';
- my @a = map chr, 0 .. 255;
- my @b = grep /\D/, @a;
- my @c = grep /[^\d]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\D/, @a;
- @c = grep /[\D]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\d/, @a;
- @c = grep /[^\D]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\d/, @a;
- @c = grep /[\d]/, @a;
- iseq "@b", "@c";
- }
- {
- local $Message = '\W, [\W], \w, [\w]';
- my @a = map chr, 0 .. 255;
- my @b = grep /\W/, @a;
- my @c = grep /[^\w]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\W/, @a;
- @c = grep /[\W]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\w/, @a;
- @c = grep /[^\W]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\w/, @a;
- @c = grep /[\w]/, @a;
- iseq "@b", "@c";
- }
-
-
- {
- # see if backtracking optimization works correctly
- local $Message = 'Backtrack optimization';
- ok "\n\n" =~ /\n $ \n/x;
- ok "\n\n" =~ /\n* $ \n/x;
- ok "\n\n" =~ /\n+ $ \n/x;
- ok "\n\n" =~ /\n? $ \n/x;
- ok "\n\n" =~ /\n*? $ \n/x;
- ok "\n\n" =~ /\n+? $ \n/x;
- ok "\n\n" =~ /\n?? $ \n/x;
- ok "\n\n" !~ /\n*+ $ \n/x;
- ok "\n\n" !~ /\n++ $ \n/x;
- ok "\n\n" =~ /\n?+ $ \n/x;
- }
-
-
- {
- package S;
- use overload '""' => sub {'Object S'};
- sub new {bless []}
-
- local $Message = "Ref stringification";
- ::ok do { \my $v} =~ /^SCALAR/, "Scalar ref stringification";
- ::ok do {\\my $v} =~ /^REF/, "Ref ref stringification";
- ::ok [] =~ /^ARRAY/, "Array ref stringification";
- ::ok {} =~ /^HASH/, "Hash ref stringification";
- ::ok 'S' -> new =~ /^Object S/, "Object stringification";
- }
-
-
- {
- local $Message = "Test result of match used as match";
- ok 'a1b' =~ ('xyz' =~ /y/);
- iseq $`, 'a';
- ok 'a1b' =~ ('xyz' =~ /t/);
- iseq $`, 'a';
- }
-
-
- {
- local $Message = '"1" is not \s';
- may_not_warn sub {ok ("1\n" x 102) !~ /^\s*\n/m};
- }
-
-
- {
- local $Message = '\s, [[:space:]] and [[:blank:]]';
- my %space = (spc => " ",
- tab => "\t",
- cr => "\r",
- lf => "\n",
- ff => "\f",
- # There's no \v but the vertical tabulator seems miraculously
- # be 11 both in ASCII and EBCDIC.
- vt => chr(11),
- false => "space");
-
- my @space0 = sort grep {$space {$_} =~ /\s/ } keys %space;
- my @space1 = sort grep {$space {$_} =~ /[[:space:]]/} keys %space;
- my @space2 = sort grep {$space {$_} =~ /[[:blank:]]/} keys %space;
-
- iseq "@space0", "cr ff lf spc tab";
- iseq "@space1", "cr ff lf spc tab vt";
- iseq "@space2", "spc tab";
- }
-
-
- {
- local $BugId = '20000731.001';
- ok "A \x{263a} B z C" =~ /A . B (??{ "z" }) C/,
- "Match UTF-8 char in presense of (??{ })";
- }
-
-
- {
- local $BugId = '20001021.005';
- no warnings 'uninitialized';
- ok undef =~ /^([^\/]*)(.*)$/, "Used to cause a SEGV";
- }
-
-
- SKIP:
- {
- local $Message = '\C matches octet';
- $_ = "a\x{100}b";
- ok /(.)(\C)(\C)(.)/ or skip q [\C doesn't match], 4;
- iseq $1, "a";
- if ($IS_ASCII) { # ASCII (or equivalent), should be UTF-8
- iseq $2, "\xC4";
- iseq $3, "\x80";
- }
- elsif ($IS_EBCDIC) { # EBCDIC (or equivalent), should be UTF-EBCDIC
- iseq $2, "\x8C";
- iseq $3, "\x41";
- }
- else {
- SKIP: {
- ok 0, "Unexpected platform", "ord ('A') = $ordA";
- skip "Unexpected platform";
- }
- }
- iseq $4, "b";
- }
-
-
- SKIP:
- {
- local $Message = '\C matches octet';
- $_ = "\x{100}";
- ok /(\C)/g or skip q [\C doesn't match], 2;
- if ($IS_ASCII) {
- iseq $1, "\xC4";
- }
- elsif ($IS_EBCDIC) {
- iseq $1, "\x8C";
- }
- else {
- ok 0, "Unexpected platform", "ord ('A') = $ordA";
- }
- ok /(\C)/g or skip q [\C doesn't match];
- if ($IS_ASCII) {
- iseq $1, "\x80";
- }
- elsif ($IS_EBCDIC) {
- iseq $1, "\x41";
- }
- else {
- ok 0, "Unexpected platform", "ord ('A') = $ordA";
- }
- }
-
-
- {
- # Japhy -- added 03/03/2001
- () = (my $str = "abc") =~ /(...)/;
- $str = "def";
- iseq $1, "abc", 'Changing subject does not modify $1';
- }
-
-
- SKIP:
- {
- # The trick is that in EBCDIC the explicit numeric range should
- # match (as also in non-EBCDIC) but the explicit alphabetic range
- # should not match.
- ok "\x8e" =~ /[\x89-\x91]/, '"\x8e" =~ /[\x89-\x91]/';
- ok "\xce" =~ /[\xc9-\xd1]/, '"\xce" =~ /[\xc9-\xd1]/';
-
- skip "Not an EBCDIC platform", 2 unless ord ('i') == 0x89 &&
- ord ('J') == 0xd1;
-
- # In most places these tests would succeed since \x8e does not
- # in most character sets match 'i' or 'j' nor would \xce match
- # 'I' or 'J', but strictly speaking these tests are here for
- # the good of EBCDIC, so let's test these only there.
- nok "\x8e" !~ /[i-j]/, '"\x8e" !~ /[i-j]/';
- nok "\xce" !~ /[I-J]/, '"\xce" !~ /[I-J]/';
- }
-
-
- {
- ok "\x{ab}" =~ /\x{ab}/, '"\x{ab}" =~ /\x{ab}/ ';
- ok "\x{abcd}" =~ /\x{abcd}/, '"\x{abcd}" =~ /\x{abcd}/';
- }
-
-
- {
- local $Message = 'bug id 20001008.001';
-
- my @x = ("stra\337e 138", "stra\337e 138");
- for (@x) {
- ok s/(\d+)\s*([\w\-]+)/$1 . uc $2/e;
- ok my ($latin) = /^(.+)(?:\s+\d)/;
- iseq $latin, "stra\337e";
- ok $latin =~ s/stra\337e/straße/;
- #
- # Previous code follows, but outcommented - there were no tests.
- #
- # $latin =~ s/stra\337e/straße/; # \303\237 after the 2nd a
- # use utf8; # needed for the raw UTF-8
- # $latin =~ s!(s)tr(?:aß|s+e)!$1tr.!; # \303\237 after the a
- }
- }
-
-
- {
- local $Message = 'Test \x escapes';
- ok "ba\xd4c" =~ /([a\xd4]+)/ && $1 eq "a\xd4";
- ok "ba\xd4c" =~ /([a\xd4]+)/ && $1 eq "a\x{d4}";
- ok "ba\x{d4}c" =~ /([a\xd4]+)/ && $1 eq "a\x{d4}";
- ok "ba\x{d4}c" =~ /([a\xd4]+)/ && $1 eq "a\xd4";
- ok "ba\xd4c" =~ /([a\x{d4}]+)/ && $1 eq "a\xd4";
- ok "ba\xd4c" =~ /([a\x{d4}]+)/ && $1 eq "a\x{d4}";
- ok "ba\x{d4}c" =~ /([a\x{d4}]+)/ && $1 eq "a\x{d4}";
- ok "ba\x{d4}c" =~ /([a\x{d4}]+)/ && $1 eq "a\xd4";
- }
-
-
- {
- local $BugId = '20001028.003';
-
- # Fist half of the bug.
- local $Message = 'HEBREW ACCENT QADMA matched by .*';
- my $X = chr (1448);
- ok my ($Y) = $X =~ /(.*)/;
- iseq $Y, v1448;
- iseq length ($Y), 1;
-
- # Second half of the bug.
- $Message = 'HEBREW ACCENT QADMA in replacement';
- $X = '';
- $X =~ s/^/chr(1488)/e;
- iseq length $X, 1;
- iseq ord ($X), 1488;
- }
-
-
- {
- local $BugId = '20001108.001';
- local $Message = 'Repeated s///';
- my $X = "Szab\x{f3},Bal\x{e1}zs";
- my $Y = $X;
- $Y =~ s/(B)/$1/ for 0 .. 3;
- iseq $Y, $X;
- iseq $X, "Szab\x{f3},Bal\x{e1}zs";
- }
-
-
- {
- local $BugId = '20000517.001';
- local $Message = 's/// on UTF-8 string';
- my $x = "\x{100}A";
- $x =~ s/A/B/;
- iseq $x, "\x{100}B";
- iseq length $x, 2;
- }
-
-
- {
- local $BugId = '20001230.002';
- local $Message = '\C and É';
- ok "École" =~ /^\C\C(.)/ && $1 eq 'c';
- ok "École" =~ /^\C\C(c)/;
- }
-
-
- SKIP:
- {
- local $Message = 'Match code points > 255';
- $_ = "abc\x{100}\x{200}\x{300}\x{380}\x{400}defg";
- ok /(.\x{300})./ or skip "No match", 4;
- ok $` eq "abc\x{100}" && length ($`) == 4;
- ok $& eq "\x{200}\x{300}\x{380}" && length ($&) == 3;
- ok $' eq "\x{400}defg" && length ($') == 5;
- ok $1 eq "\x{200}\x{300}" && length ($1) == 2;
- }
-
-
- {
- # The original bug report had 'no utf8' here but that was irrelevant.
- local $BugId = '20010306.008';
- local $Message = "Don't dump core";
- my $a = "a\x{1234}";
- ok $a =~ m/\w/; # used to core dump.
- }
-
-
- {
- local $BugId = '20010410.006';
- local $Message = '/g in scalar context';
- for my $rx ('/(.*?)\{(.*?)\}/csg',
- '/(.*?)\{(.*?)\}/cg',
- '/(.*?)\{(.*?)\}/sg',
- '/(.*?)\{(.*?)\}/g',
- '/(.+?)\{(.+?)\}/csg',) {
- my $i = 0;
- my $input = "a{b}c{d}";
- eval <<" --";
- while (eval \$input =~ $rx) {
- \$i ++;
- }
- --
- iseq $i, 2;
- }
- }
-
-
- {
- my $x = "\x{10FFFD}";
- $x =~ s/(.)/$1/g;
- ok ord($x) == 0x10FFFD && length($x) == 1, "From Robin Houston";
- }
-
-
- {
- my %d = (
- "7f" => [0, 0, 0],
- "80" => [1, 1, 0],
- "ff" => [1, 1, 0],
- "100" => [0, 1, 1],
- );
- SKIP:
- while (my ($code, $match) = each %d) {
- local $Message = "Properties of \\x$code";
- my $char = eval qq ["\\x{$code}"];
- my $i = 0;
- ok (($char =~ /[\x80-\xff]/) xor !$$match [$i ++]);
- ok (($char =~ /[\x80-\x{100}]/) xor !$$match [$i ++]);
- ok (($char =~ /[\x{100}]/) xor !$$match [$i ++]);
- }
- }
-
-
- {
- # From Japhy
- local $Message;
- must_warn 'qr/(?c)/', '^Useless \(\?c\)';
- must_warn 'qr/(?-c)/', '^Useless \(\?-c\)';
- must_warn 'qr/(?g)/', '^Useless \(\?g\)';
- must_warn 'qr/(?-g)/', '^Useless \(\?-g\)';
- must_warn 'qr/(?o)/', '^Useless \(\?o\)';
- must_warn 'qr/(?-o)/', '^Useless \(\?-o\)';
-
- # Now test multi-error regexes
- must_warn 'qr/(?g-o)/', '^Useless \(\?g\).*\nUseless \(\?-o\)';
- must_warn 'qr/(?g-c)/', '^Useless \(\?g\).*\nUseless \(\?-c\)';
- # (?c) means (?g) error won't be thrown
- must_warn 'qr/(?o-cg)/', '^Useless \(\?o\).*\nUseless \(\?-c\)';
- must_warn 'qr/(?ogc)/', '^Useless \(\?o\).*\nUseless \(\?g\).*\n' .
- 'Useless \(\?c\)';
- }
-
-
- {
- local $Message = "/x tests";
- $_ = "foo";
- eval_ok <<" --";
- /f
- o\r
- o
- \$
- /x
- --
- eval_ok <<" --";
- /f
- o
- o
- \$\r
- /x
- --
- }
-
-
- {
- local $Message = "/o feature";
- sub test_o {$_ [0] =~ /$_[1]/o; return $1}
- iseq test_o ('abc', '(.)..'), 'a';
- iseq test_o ('abc', '..(.)'), 'a';
- }
-
-
- {
- local $BugId = "20010619.003";
- # Amazingly vertical tabulator is the same in ASCII and EBCDIC.
- for ("\n", "\t", "\014", "\r") {
- ok !/[[:print:]]/, "'$_' not in [[:print:]]";
- }
- for (" ") {
- ok /[[:print:]]/, "'$_' in [[:print:]]";
- }
- }
-
-
- {
- # Test basic $^N usage outside of a regex
- local $Message = '$^N usage outside of a regex';
- my $x = "abcdef";
- ok ($x =~ /cde/ and !defined $^N);
- ok ($x =~ /(cde)/ and $^N eq "cde");
- ok ($x =~ /(c)(d)(e)/ and $^N eq "e");
- ok ($x =~ /(c(d)e)/ and $^N eq "cde");
- ok ($x =~ /(foo)|(c(d)e)/ and $^N eq "cde");
- ok ($x =~ /(c(d)e)|(foo)/ and $^N eq "cde");
- ok ($x =~ /(c(d)e)|(abc)/ and $^N eq "abc");
- ok ($x =~ /(c(d)e)|(abc)x/ and $^N eq "cde");
- ok ($x =~ /(c(d)e)(abc)?/ and $^N eq "cde");
- ok ($x =~ /(?:c(d)e)/ and $^N eq "d");
- ok ($x =~ /(?:c(d)e)(?:f)/ and $^N eq "d");
- ok ($x =~ /(?:([abc])|([def]))*/ and $^N eq "f");
- ok ($x =~ /(?:([ace])|([bdf]))*/ and $^N eq "f");
- ok ($x =~ /(([ace])|([bd]))*/ and $^N eq "e");
- {ok ($x =~ /(([ace])|([bdf]))*/ and $^N eq "f");}
- ## Test to see if $^N is automatically localized -- it should now
- ## have the value set in the previous test.
- iseq $^N, "e", '$^N is automatically localized';
-
- # Now test inside (?{ ... })
- local $Message = '$^N usage inside (?{ ... })';
- our ($y, $z);
- ok ($x =~ /a([abc])(?{$y=$^N})c/ and $y eq "b");
- ok ($x =~ /a([abc]+)(?{$y=$^N})d/ and $y eq "bc");
- ok ($x =~ /a([abcdefg]+)(?{$y=$^N})d/ and $y eq "bc");
- ok ($x =~ /(a([abcdefg]+)(?{$y=$^N})d)(?{$z=$^N})e/ and $y eq "bc"
- and $z eq "abcd");
- ok ($x =~ /(a([abcdefg]+)(?{$y=$^N})de)(?{$z=$^N})/ and $y eq "bc"
- and $z eq "abcde");
-
- }
-
-
- SKIP:
- {
- ## Should probably put in tests for all the POSIX stuff,
- ## but not sure how to guarantee a specific locale......
-
- skip "Not an ASCII platform", 2 unless $IS_ASCII;
- local $Message = 'Test [[:cntrl:]]';
- my $AllBytes = join "" => map {chr} 0 .. 255;
- (my $x = $AllBytes) =~ s/[[:cntrl:]]//g;
- iseq $x, join "", map {chr} 0x20 .. 0x7E, 0x80 .. 0xFF;
-
- ($x = $AllBytes) =~ s/[^[:cntrl:]]//g;
- iseq $x, join "", map {chr} 0x00 .. 0x1F, 0x7F;
- }
-
-
- {
- # With /s modifier UTF8 chars were interpreted as bytes
- local $Message = "UTF-8 chars aren't bytes";
- my $a = "Hello \x{263A} World";
- my @a = ($a =~ /./gs);
- iseq $#a, 12;
- }
-
-
- {
- local $Message = '. matches \n with /s';
- my $str1 = "foo\nbar";
- my $str2 = "foo\n\x{100}bar";
- my ($a, $b) = map {chr} $IS_ASCII ? (0xc4, 0x80) : (0x8c, 0x41);
- my @a;
- @a = $str1 =~ /./g; iseq @a, 6; iseq "@a", "f o o b a r";
- @a = $str1 =~ /./gs; iseq @a, 7; iseq "@a", "f o o \n b a r";
- @a = $str1 =~ /\C/g; iseq @a, 7; iseq "@a", "f o o \n b a r";
- @a = $str1 =~ /\C/gs; iseq @a, 7; iseq "@a", "f o o \n b a r";
- @a = $str2 =~ /./g; iseq @a, 7; iseq "@a", "f o o \x{100} b a r";
- @a = $str2 =~ /./gs; iseq @a, 8; iseq "@a", "f o o \n \x{100} b a r";
- @a = $str2 =~ /\C/g; iseq @a, 9; iseq "@a", "f o o \n $a $b b a r";
- @a = $str2 =~ /\C/gs; iseq @a, 9; iseq "@a", "f o o \n $a $b b a r";
- }
-
-
- {
- # [ID 20010814.004] pos() doesn't work when using =~m// in list context
- local $BugId = '20010814.004';
- $_ = "ababacadaea";
- my $a = join ":", /b./gc;
- my $b = join ":", /a./gc;
- my $c = pos;
- iseq "$a $b $c", 'ba:ba ad:ae 10', "pos() works with () = m//";
- }
-
-
- {
- # [ID 20010407.006] matching utf8 return values from
- # functions does not work
- local $BugId = '20010407.006';
- local $Message = 'UTF-8 return values from functions';
- package ID_20010407_006;
- sub x {"a\x{1234}"}
- my $x = x;
- my $y;
- ::ok $x =~ /(..)/;
- $y = $1;
- ::ok length ($y) == 2 && $y eq $x;
- ::ok x =~ /(..)/;
- $y = $1;
- ::ok length ($y) == 2 && $y eq $x;
- }
-
-
- {
- no warnings 'digit';
- # Check that \x## works. 5.6.1 and 5.005_03 fail some of these.
- my $x;
- $x = "\x4e" . "E";
- ok ($x =~ /^\x4EE$/, "Check only 2 bytes of hex are matched.");
-
- $x = "\x4e" . "i";
- ok ($x =~ /^\x4Ei$/, "Check that invalid hex digit stops it (2)");
-
- $x = "\x4" . "j";
- ok ($x =~ /^\x4j$/, "Check that invalid hex digit stops it (1)");
-
- $x = "\x0" . "k";
- ok ($x =~ /^\xk$/, "Check that invalid hex digit stops it (0)");
-
- $x = "\x0" . "x";
- ok ($x =~ /^\xx$/, "\\xx isn't to be treated as \\0");
-
- $x = "\x0" . "xa";
- ok ($x =~ /^\xxa$/, "\\xxa isn't to be treated as \\xa");
-
- $x = "\x9" . "_b";
- ok ($x =~ /^\x9_b$/, "\\x9_b isn't to be treated as \\x9b");
-
- # and now again in [] ranges
-
- $x = "\x4e" . "E";
- ok ($x =~ /^[\x4EE]{2}$/, "Check only 2 bytes of hex are matched.");
-
- $x = "\x4e" . "i";
- ok ($x =~ /^[\x4Ei]{2}$/, "Check that invalid hex digit stops it (2)");
-
- $x = "\x4" . "j";
- ok ($x =~ /^[\x4j]{2}$/, "Check that invalid hex digit stops it (1)");
-
- $x = "\x0" . "k";
- ok ($x =~ /^[\xk]{2}$/, "Check that invalid hex digit stops it (0)");
-
- $x = "\x0" . "x";
- ok ($x =~ /^[\xx]{2}$/, "\\xx isn't to be treated as \\0");
-
- $x = "\x0" . "xa";
- ok ($x =~ /^[\xxa]{3}$/, "\\xxa isn't to be treated as \\xa");
-
- $x = "\x9" . "_b";
- ok ($x =~ /^[\x9_b]{3}$/, "\\x9_b isn't to be treated as \\x9b");
-
- # Check that \x{##} works. 5.6.1 fails quite a few of these.
-
- $x = "\x9b";
- ok ($x =~ /^\x{9_b}$/, "\\x{9_b} is to be treated as \\x9b");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^\x{9_b}y$/, "\\x{9_b} is to be treated as \\x9b (again)");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^\x{9b_}y$/, "\\x{9b_} is to be treated as \\x9b");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^\x{9_bq}y$/, "\\x{9_bc} is to be treated as \\x9b");
-
- $x = "\x0" . "y";
- ok ($x =~ /^\x{x9b}y$/, "\\x{x9b} is to be treated as \\x0");
-
- $x = "\x0" . "y";
- ok ($x =~ /^\x{0x9b}y$/, "\\x{0x9b} is to be treated as \\x0");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^\x{09b}y$/, "\\x{09b} is to be treated as \\x9b");
-
- $x = "\x9b";
- ok ($x =~ /^[\x{9_b}]$/, "\\x{9_b} is to be treated as \\x9b");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^[\x{9_b}y]{2}$/,
- "\\x{9_b} is to be treated as \\x9b (again)");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^[\x{9b_}y]{2}$/, "\\x{9b_} is to be treated as \\x9b");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^[\x{9_bq}y]{2}$/, "\\x{9_bc} is to be treated as \\x9b");
-
- $x = "\x0" . "y";
- ok ($x =~ /^[\x{x9b}y]{2}$/, "\\x{x9b} is to be treated as \\x0");
-
- $x = "\x0" . "y";
- ok ($x =~ /^[\x{0x9b}y]{2}$/, "\\x{0x9b} is to be treated as \\x0");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^[\x{09b}y]{2}$/, "\\x{09b} is to be treated as \\x9b");
-
- }
-
-
- {
- # High bit bug -- japhy
- my $x = "ab\200d";
- ok $x =~ /.*?\200/, "High bit fine";
- }
-
-
- {
- # The basic character classes and Unicode
- ok "\x{0100}" =~ /\w/, 'LATIN CAPITAL LETTER A WITH MACRON in /\w/';
- ok "\x{0660}" =~ /\d/, 'ARABIC-INDIC DIGIT ZERO in /\d/';
- ok "\x{1680}" =~ /\s/, 'OGHAM SPACE MARK in /\s/';
- }
-
-
- {
- local $Message = "Folding matches and Unicode";
- ok "a\x{100}" =~ /A/i;
- ok "A\x{100}" =~ /a/i;
- ok "a\x{100}" =~ /a/i;
- ok "A\x{100}" =~ /A/i;
- ok "\x{101}a" =~ /\x{100}/i;
- ok "\x{100}a" =~ /\x{100}/i;
- ok "\x{101}a" =~ /\x{101}/i;
- ok "\x{100}a" =~ /\x{101}/i;
- ok "a\x{100}" =~ /A\x{100}/i;
- ok "A\x{100}" =~ /a\x{100}/i;
- ok "a\x{100}" =~ /a\x{100}/i;
- ok "A\x{100}" =~ /A\x{100}/i;
- ok "a\x{100}" =~ /[A]/i;
- ok "A\x{100}" =~ /[a]/i;
- ok "a\x{100}" =~ /[a]/i;
- ok "A\x{100}" =~ /[A]/i;
- ok "\x{101}a" =~ /[\x{100}]/i;
- ok "\x{100}a" =~ /[\x{100}]/i;
- ok "\x{101}a" =~ /[\x{101}]/i;
- ok "\x{100}a" =~ /[\x{101}]/i;
- }
-
-
- {
- use charnames ':full';
- local $Message = "Folding 'LATIN LETTER A WITH GRAVE'";
-
- my $lower = "\N{LATIN SMALL LETTER A WITH GRAVE}";
- my $UPPER = "\N{LATIN CAPITAL LETTER A WITH GRAVE}";
-
- ok $lower =~ m/$UPPER/i;
- ok $UPPER =~ m/$lower/i;
- ok $lower =~ m/[$UPPER]/i;
- ok $UPPER =~ m/[$lower]/i;
-
- local $Message = "Folding 'GREEK LETTER ALPHA WITH VRACHY'";
-
- $lower = "\N{GREEK CAPITAL LETTER ALPHA WITH VRACHY}";
- $UPPER = "\N{GREEK SMALL LETTER ALPHA WITH VRACHY}";
-
- ok $lower =~ m/$UPPER/i;
- ok $UPPER =~ m/$lower/i;
- ok $lower =~ m/[$UPPER]/i;
- ok $UPPER =~ m/[$lower]/i;
-
- local $Message = "Folding 'LATIN LETTER Y WITH DIAERESIS'";
-
- $lower = "\N{LATIN SMALL LETTER Y WITH DIAERESIS}";
- $UPPER = "\N{LATIN CAPITAL LETTER Y WITH DIAERESIS}";
-
- ok $lower =~ m/$UPPER/i;
- ok $UPPER =~ m/$lower/i;
- ok $lower =~ m/[$UPPER]/i;
- ok $UPPER =~ m/[$lower]/i;
- }
-
-
- {
- use charnames ':full';
- local $PatchId = "13843";
- local $Message = "GREEK CAPITAL LETTER SIGMA vs " .
- "COMBINING GREEK PERISPOMENI";
-
- my $SIGMA = "\N{GREEK CAPITAL LETTER SIGMA}";
- my $char = "\N{COMBINING GREEK PERISPOMENI}";
-
- may_not_warn sub {ok "_:$char:_" !~ m/_:$SIGMA:_/i};
- }
-
-
- {
- local $Message = '\X';
- use charnames ':full';
-
- ok "a!" =~ /^(\X)!/ && $1 eq "a";
- ok "\xDF!" =~ /^(\X)!/ && $1 eq "\xDF";
- ok "\x{100}!" =~ /^(\X)!/ && $1 eq "\x{100}";
- ok "\x{100}\x{300}!" =~ /^(\X)!/ && $1 eq "\x{100}\x{300}";
- ok "\N{LATIN CAPITAL LETTER E}!" =~ /^(\X)!/ &&
- $1 eq "\N{LATIN CAPITAL LETTER E}";
- ok "\N{LATIN CAPITAL LETTER E}\N{COMBINING GRAVE ACCENT}!"
- =~ /^(\X)!/ &&
- $1 eq "\N{LATIN CAPITAL LETTER E}\N{COMBINING GRAVE ACCENT}";
-
- local $Message = '\C and \X';
- ok "!abc!" =~ /a\Cc/;
- ok "!abc!" =~ /a\Xc/;
- }
-
-
- {
- local $Message = "Final Sigma";
-
- my $SIGMA = "\x{03A3}"; # CAPITAL
- my $Sigma = "\x{03C2}"; # SMALL FINAL
- my $sigma = "\x{03C3}"; # SMALL
-
- ok $SIGMA =~ /$SIGMA/i;
- ok $SIGMA =~ /$Sigma/i;
- ok $SIGMA =~ /$sigma/i;
-
- ok $Sigma =~ /$SIGMA/i;
- ok $Sigma =~ /$Sigma/i;
- ok $Sigma =~ /$sigma/i;
-
- ok $sigma =~ /$SIGMA/i;
- ok $sigma =~ /$Sigma/i;
- ok $sigma =~ /$sigma/i;
-
- ok $SIGMA =~ /[$SIGMA]/i;
- ok $SIGMA =~ /[$Sigma]/i;
- ok $SIGMA =~ /[$sigma]/i;
-
- ok $Sigma =~ /[$SIGMA]/i;
- ok $Sigma =~ /[$Sigma]/i;
- ok $Sigma =~ /[$sigma]/i;
-
- ok $sigma =~ /[$SIGMA]/i;
- ok $sigma =~ /[$Sigma]/i;
- ok $sigma =~ /[$sigma]/i;
-
- local $Message = "More final Sigma";
-
- my $S3 = "$SIGMA$Sigma$sigma";
-
- ok ":$S3:" =~ /:(($SIGMA)+):/i && $1 eq $S3 && $2 eq $sigma;
- ok ":$S3:" =~ /:(($Sigma)+):/i && $1 eq $S3 && $2 eq $sigma;
- ok ":$S3:" =~ /:(($sigma)+):/i && $1 eq $S3 && $2 eq $sigma;
-
- ok ":$S3:" =~ /:(([$SIGMA])+):/i && $1 eq $S3 && $2 eq $sigma;
- ok ":$S3:" =~ /:(([$Sigma])+):/i && $1 eq $S3 && $2 eq $sigma;
- ok ":$S3:" =~ /:(([$sigma])+):/i && $1 eq $S3 && $2 eq $sigma;
- }
-
-
- {
- use charnames ':full';
- local $Message = "Parlez-Vous " .
- "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais?";
-
- ok "Fran\N{LATIN SMALL LETTER C}ais" =~ /Fran.ais/ &&
- $& eq "Francais";
- ok "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais" =~ /Fran.ais/ &&
- $& eq "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais";
- ok "Fran\N{LATIN SMALL LETTER C}ais" =~ /Fran\Cais/ &&
- $& eq "Francais";
- # COMBINING CEDILLA is two bytes when encoded
- ok "Franc\N{COMBINING CEDILLA}ais" =~ /Franc\C\Cais/;
- ok "Fran\N{LATIN SMALL LETTER C}ais" =~ /Fran\Xais/ &&
- $& eq "Francais";
- ok "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais" =~ /Fran\Xais/ &&
- $& eq "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais";
- ok "Franc\N{COMBINING CEDILLA}ais" =~ /Fran\Xais/ &&
- $& eq "Franc\N{COMBINING CEDILLA}ais";
- ok "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais" =~
- /Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais/ &&
- $& eq "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais";
- ok "Franc\N{COMBINING CEDILLA}ais" =~ /Franc\N{COMBINING CEDILLA}ais/ &&
- $& eq "Franc\N{COMBINING CEDILLA}ais";
-
- my @f = (
- ["Fran\N{LATIN SMALL LETTER C}ais", "Francais"],
- ["Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais",
- "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais"],
- ["Franc\N{COMBINING CEDILLA}ais", "Franc\N{COMBINING CEDILLA}ais"],
- );
- foreach my $entry (@f) {
- my ($subject, $match) = @$entry;
- ok $subject =~ /Fran(?:c\N{COMBINING CEDILLA}?|
- \N{LATIN SMALL LETTER C WITH CEDILLA})ais/x &&
- $& eq $match;
- }
- }
-
-
- {
- local $Message = "Lingering (and useless) UTF8 flag doesn't mess up /i";
- my $pat = "ABcde";
- my $str = "abcDE\x{100}";
- chop $str;
- ok $str =~ /$pat/i;
-
- $pat = "ABcde\x{100}";
- $str = "abcDE";
- chop $pat;
- ok $str =~ /$pat/i;
-
- $pat = "ABcde\x{100}";
- $str = "abcDE\x{100}";
- chop $pat;
- chop $str;
- ok $str =~ /$pat/i;
- }
-
-
- {
- use charnames ':full';
- local $Message = "LATIN SMALL LETTER SHARP S " .
- "(\N{LATIN SMALL LETTER SHARP S})";
-
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /\N{LATIN SMALL LETTER SHARP S}/;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /\N{LATIN SMALL LETTER SHARP S}/i;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /[\N{LATIN SMALL LETTER SHARP S}]/;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /[\N{LATIN SMALL LETTER SHARP S}]/i;
-
- ok "ss" =~ /\N{LATIN SMALL LETTER SHARP S}/i;
- ok "SS" =~ /\N{LATIN SMALL LETTER SHARP S}/i;
- ok "ss" =~ /[\N{LATIN SMALL LETTER SHARP S}]/i;
- ok "SS" =~ /[\N{LATIN SMALL LETTER SHARP S}]/i;
-
- ok "\N{LATIN SMALL LETTER SHARP S}" =~ /ss/i;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~ /SS/i;
-
- local $Message = "Unoptimized named sequence in class";
- ok "ss" =~ /[\N{LATIN SMALL LETTER SHARP S}x]/i;
- ok "SS" =~ /[\N{LATIN SMALL LETTER SHARP S}x]/i;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /[\N{LATIN SMALL LETTER SHARP S}x]/;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /[\N{LATIN SMALL LETTER SHARP S}x]/i;
- }
-
-
- {
- # More whitespace: U+0085, U+2028, U+2029\n";
-
- # U+0085, U+00A0 need to be forced to be Unicode, the \x{100} does that.
- SKIP: {
- skip "EBCDIC platform", 4 if $IS_EBCDIC;
- # Do \x{0015} and \x{0041} match \s in EBCDIC?
- ok "<\x{100}\x{0085}>" =~ /<\x{100}\s>/, '\x{0085} in \s';
- ok "<\x{0085}>" =~ /<\v>/, '\x{0085} in \v';
- ok "<\x{100}\x{00A0}>" =~ /<\x{100}\s>/, '\x{00A0} in \s';
- ok "<\x{00A0}>" =~ /<\h>/, '\x{00A0} in \h';
- }
- my @h = map {sprintf "%05x" => $_} 0x01680, 0x0180E, 0x02000 .. 0x0200A,
- 0x0202F, 0x0205F, 0x03000;
- my @v = map {sprintf "%05x" => $_} 0x02028, 0x02029;
-
- my @H = map {sprintf "%05x" => $_} 0x01361, 0x0200B, 0x02408, 0x02420,
- 0x0303F, 0xE0020;
- my @V = map {sprintf "%05x" => $_} 0x0008A .. 0x0008D, 0x00348, 0x10100,
- 0xE005F, 0xE007C;
-
- for my $hex (@h) {
- my $str = eval qq ["<\\x{$hex}>"];
- ok $str =~ /<\s>/, "\\x{$hex} in \\s";
- ok $str =~ /<\h>/, "\\x{$hex} in \\h";
- ok $str !~ /<\v>/, "\\x{$hex} not in \\v";
- }
-
- for my $hex (@v) {
- my $str = eval qq ["<\\x{$hex}>"];
- ok $str =~ /<\s>/, "\\x{$hex} in \\s";
- ok $str =~ /<\v>/, "\\x{$hex} in \\v";
- ok $str !~ /<\h>/, "\\x{$hex} not in \\h";
- }
-
- for my $hex (@H) {
- my $str = eval qq ["<\\x{$hex}>"];
- ok $str =~ /<\S>/, "\\x{$hex} in \\S";
- ok $str =~ /<\H>/, "\\x{$hex} in \\H";
- }
-
- for my $hex (@V) {
- my $str = eval qq ["<\\x{$hex}>"];
- ok $str =~ /<\S>/, "\\x{$hex} in \\S";
- ok $str =~ /<\V>/, "\\x{$hex} in \\V";
- }
- }
-
-
- {
- # . with /s should work on characters, as opposed to bytes
- local $Message = ". with /s works on characters, not bytes";
-
- my $s = "\x{e4}\x{100}";
- # This is not expected to match: the point is that
- # neither should we get "Malformed UTF-8" warnings.
- may_not_warn sub {$s =~ /\G(.+?)\n/gcs}, "No 'Malformed UTF-8' warning";
-
- my @c;
- push @c => $1 while $s =~ /\G(.)/gs;
-
- local $" = "";
- iseq "@c", $s;
-
- # Test only chars < 256
- my $t1 = "Q003\n\n\x{e4}\x{f6}\n\nQ004\n\n\x{e7}";
- my $r1 = "";
- while ($t1 =~ / \G ( .+? ) \n\s+ ( .+? ) ( $ | \n\s+ ) /xgcs) {
- $r1 .= $1 . $2;
- }
-
- my $t2 = $t1 . "\x{100}"; # Repeat with a larger char
- my $r2 = "";
- while ($t2 =~ / \G ( .+? ) \n\s+ ( .+? ) ( $ | \n\s+ ) /xgcs) {
- $r2 .= $1 . $2;
- }
- $r2 =~ s/\x{100}//;
-
- iseq $r1, $r2;
- }
-
-
- {
- local $Message = "Unicode lookbehind";
- ok "A\x{100}B" =~ /(?<=A.)B/;
- ok "A\x{200}\x{300}B" =~ /(?<=A..)B/;
- ok "\x{400}AB" =~ /(?<=\x{400}.)B/;
- ok "\x{500}\x{600}B" =~ /(?<=\x{500}.)B/;
-
- # Original code also contained:
- # ok "\x{500\x{600}}B" =~ /(?<=\x{500}.)B/;
- # but that looks like a typo.
- }
-
-
- {
- local $Message = 'UTF-8 hash keys and /$/';
- # http://www.xray.mpe.mpg.de/mailing-lists/perl5-porters
- # /2002-01/msg01327.html
-
- my $u = "a\x{100}";
- my $v = substr ($u, 0, 1);
- my $w = substr ($u, 1, 1);
- my %u = ($u => $u, $v => $v, $w => $w);
- for (keys %u) {
- my $m1 = /^\w*$/ ? 1 : 0;
- my $m2 = $u {$_} =~ /^\w*$/ ? 1 : 0;
- iseq $m1, $m2;
- }
- }
-
-
- {
- local $BugId = "20020124.005";
- local $PatchId = "14795";
- local $Message = "s///eg";
-
- for my $char ("a", "\x{df}", "\x{100}") {
- my $x = "$char b $char";
- $x =~ s{($char)}{
- "c" =~ /c/;
- "x";
- }ge;
- iseq substr ($x, 0, 1), substr ($x, -1, 1);
- }
- }
-
-
- {
- local $Message = "No SEGV in s/// and UTF-8";
- my $s = "s#\x{100}" x 4;
- ok $s =~ s/[^\w]/ /g;
- if ( $ENV{PERL_TEST_LEGACY_POSIX_CC} ) {
- iseq $s, "s \x{100}" x 4;
- }
- else {
- iseq $s, "s " x 4;
- }
- }
-
-
- {
- local $Message = "UTF-8 bug (maybe already known?)";
- my $u = "foo";
- $u =~ s/./\x{100}/g;
- iseq $u, "\x{100}\x{100}\x{100}";
-
- $u = "foobar";
- $u =~ s/[ao]/\x{100}/g;
- iseq $u, "f\x{100}\x{100}b\x{100}r";
-
- $u =~ s/\x{100}/e/g;
- iseq $u, "feeber";
- }
-
-
- {
- local $Message = "UTF-8 bug with s///";
- # check utf8/non-utf8 mixtures
- # try to force all float/anchored check combinations
-
- my $c = "\x{100}";
- my $subst;
- for my $re ("xx.*$c", "x.*$c$c", "$c.*xx", "$c$c.*x",
- "xx.*(?=$c)", "(?=$c).*xx",) {
- ok "xxx" !~ /$re/;
- ok +($subst = "xxx") !~ s/$re//;
- }
- for my $re ("xx.*$c*", "$c*.*xx") {
- ok "xxx" =~ /$re/;
- ok +($subst = "xxx") =~ s/$re//;
- iseq $subst, "";
- }
- for my $re ("xxy*", "y*xx") {
- ok "xx$c" =~ /$re/;
- ok +($subst = "xx$c") =~ s/$re//;
- iseq $subst, $c;
- ok "xy$c" !~ /$re/;
- ok +($subst = "xy$c") !~ s/$re//;
- }
- for my $re ("xy$c*z", "x$c*yz") {
- ok "xyz" =~ /$re/;
- ok +($subst = "xyz") =~ s/$re//;
- iseq $subst, "";
- }
- }
-
-
- {
- local $Message = "qr /.../x";
- my $R = qr / A B C # D E/x;
- ok "ABCDE" =~ $R && $& eq "ABC";
- ok "ABCDE" =~ /$R/ && $& eq "ABC";
- ok "ABCDE" =~ m/$R/ && $& eq "ABC";
- ok "ABCDE" =~ /($R)/ && $1 eq "ABC";
- ok "ABCDE" =~ m/($R)/ && $1 eq "ABC";
- }
-
-
- {
- local $BugId = "20020412.005";
- local $Message = "Correct pmop flags checked when empty pattern";
-
- # Requires reuse of last successful pattern.
- my $num = 123;
- $num =~ /\d/;
- for (0 .. 1) {
- my $match = ?? + 0;
- ok $match != $_, $Message,
- sprintf "'match one' %s on %s iteration" =>
- $match ? 'succeeded' : 'failed',
- $_ ? 'second' : 'first';
- }
- $num =~ /(\d)/;
- my $result = join "" => $num =~ //g;
- iseq $result, $num;
- }
-
-
- {
- local $BugId = '20020630.002';
- local $Message = 'UTF-8 regex matches above 32k';
- for (['byte', "\x{ff}"], ['utf8', "\x{1ff}"]) {
- my ($type, $char) = @$_;
- for my $len (32000, 32768, 33000) {
- my $s = $char . "f" x $len;
- my $r = $s =~ /$char([f]*)/gc;
- ok $r, $Message, "<$type x $len>";
- ok !$r || pos ($s) == $len + 1, $Message,
- "<$type x $len>; pos = @{[pos $s]}";
- }
- }
- }
-
-
- {
- our $a = bless qr /foo/ => 'Foo';
- ok 'goodfood' =~ $a, "Reblessed qr // matches";
- iseq $a, '(?-xism:foo)', "Reblessed qr // stringifies";
- my $x = "\x{3fe}";
- my $z = my $y = "\317\276"; # Byte representation of $x
- $a = qr /$x/;
- ok $x =~ $a, "UTF-8 interpolation in qr //";
- ok "a$a" =~ $x, "Stringified qr // preserves UTF-8";
- ok "a$x" =~ /^a$a\z/, "Interpolated qr // preserves UTF-8";
- ok "a$x" =~ /^a(??{$a})\z/,
- "Postponed interpolation of qr // preserves UTF-8";
- {
- local $BugId = '17776';
- iseq length qr /##/x, 12, "## in qr // doesn't corrupt memory";
- }
- {
- use re 'eval';
- ok "$x$x" =~ /^$x(??{$x})\z/,
- "Postponed UTF-8 string in UTF-8 re matches UTF-8";
- ok "$y$x" =~ /^$y(??{$x})\z/,
- "Postponed UTF-8 string in non-UTF-8 re matches UTF-8";
- ok "$y$x" !~ /^$y(??{$y})\z/,
- "Postponed non-UTF-8 string in non-UTF-8 re doesn't match UTF-8";
- ok "$x$x" !~ /^$x(??{$y})\z/,
- "Postponed non-UTF-8 string in UTF-8 re doesn't match UTF-8";
- ok "$y$y" =~ /^$y(??{$y})\z/,
- "Postponed non-UTF-8 string in non-UTF-8 re matches non-UTF8";
- ok "$x$y" =~ /^$x(??{$y})\z/,
- "Postponed non-UTF-8 string in UTF-8 re matches non-UTF8";
-
- $y = $z; # Reset $y after upgrade.
- ok "$x$y" !~ /^$x(??{$x})\z/,
- "Postponed UTF-8 string in UTF-8 re doesn't match non-UTF-8";
- ok "$y$y" !~ /^$y(??{$x})\z/,
- "Postponed UTF-8 string in non-UTF-8 re doesn't match non-UTF-8";
- }
- }
-
-
- {
- local $PatchId = '18179';
- my $s = "\x{100}" x 5;
- my $ok = $s =~ /(\x{100}{4})/;
- my ($ord, $len) = (ord $1, length $1);
- ok $ok && $ord == 0x100 && $len == 4, "No panic: end_shift";
- }
-
-
- {
- local $BugId = '15763';
- our $a = "x\x{100}";
- chop $a; # Leaves the UTF-8 flag
- $a .= "y"; # 1 byte before 'y'.
-
- ok $a =~ /^\C/, 'match one \C on 1-byte UTF-8';
- ok $a =~ /^\C{1}/, 'match \C{1}';
-
- ok $a =~ /^\Cy/, 'match \Cy';
- ok $a =~ /^\C{1}y/, 'match \C{1}y';
-
- ok $a !~ /^\C\Cy/, q {don't match two \Cy};
- ok $a !~ /^\C{2}y/, q {don't match \C{2}y};
-
- $a = "\x{100}y"; # 2 bytes before "y"
-
- ok $a =~ /^\C/, 'match one \C on 2-byte UTF-8';
- ok $a =~ /^\C{1}/, 'match \C{1}';
- ok $a =~ /^\C\C/, 'match two \C';
- ok $a =~ /^\C{2}/, 'match \C{2}';
-
- ok $a =~ /^\C\C\C/, 'match three \C on 2-byte UTF-8 and a byte';
- ok $a =~ /^\C{3}/, 'match \C{3}';
-
- ok $a =~ /^\C\Cy/, 'match two \C';
- ok $a =~ /^\C{2}y/, 'match \C{2}';
-
- ok $a !~ /^\C\C\Cy/, q {don't match three \Cy};
- ok $a !~ /^\C{2}\Cy/, q {don't match \C{2}\Cy};
- ok $a !~ /^\C{3}y/, q {don't match \C{3}y};
-
- $a = "\x{1000}y"; # 3 bytes before "y"
-
- ok $a =~ /^\C/, 'match one \C on three-byte UTF-8';
- ok $a =~ /^\C{1}/, 'match \C{1}';
- ok $a =~ /^\C\C/, 'match two \C';
- ok $a =~ /^\C{2}/, 'match \C{2}';
- ok $a =~ /^\C\C\C/, 'match three \C';
- ok $a =~ /^\C{3}/, 'match \C{3}';
-
- ok $a =~ /^\C\C\C\C/, 'match four \C on three-byte UTF-8 and a byte';
- ok $a =~ /^\C{4}/, 'match \C{4}';
-
- ok $a =~ /^\C\C\Cy/, 'match three \Cy';
- ok $a =~ /^\C{3}y/, 'match \C{3}y';
-
- ok $a !~ /^\C\C\C\Cy/, q {don't match four \Cy};
- ok $a !~ /^\C{4}y/, q {don't match \C{4}y};
- }
-
-
- {
- local $\;
- $_ = 'aaaaaaaaaa';
- utf8::upgrade($_); chop $_; $\="\n";
- ok /[^\s]+/, 'm/[^\s]/ utf8';
- ok /[^\d]+/, 'm/[^\d]/ utf8';
- ok +($a = $_, $_ =~ s/[^\s]+/./g), 's/[^\s]/ utf8';
- ok +($a = $_, $a =~ s/[^\d]+/./g), 's/[^\s]/ utf8';
- }
-
-
- {
- local $BugId = '15397';
- local $Message = 'UTF-8 matching';
- ok "\x{100}" =~ /\x{100}/;
- ok "\x{100}" =~ /(\x{100})/;
- ok "\x{100}" =~ /(\x{100}){1}/;
- ok "\x{100}\x{100}" =~ /(\x{100}){2}/;
- ok "\x{100}\x{100}" =~ /(\x{100})(\x{100})/;
- }
-
-
- {
- local $BugId = '7471';
- local $Message = 'Neither ()* nor ()*? sets $1 when matched 0 times';
- local $_ = 'CD';
- ok /(AB)*?CD/ && !defined $1;
- ok /(AB)*CD/ && !defined $1;
- }
-
-
- {
- local $BugId = '3547';
- local $Message = "Caching shouldn't prevent match";
- my $pattern = "^(b+?|a){1,2}c";
- ok "bac" =~ /$pattern/ && $1 eq 'a';
- ok "bbac" =~ /$pattern/ && $1 eq 'a';
- ok "bbbac" =~ /$pattern/ && $1 eq 'a';
- ok "bbbbac" =~ /$pattern/ && $1 eq 'a';
- }
-
-
-
- {
- local $BugId = '18232';
- local $Message = '$1 should keep UTF-8 ness';
- ok "\x{100}" =~ /(.)/;
- iseq $1, "\x{100}", '$1 is UTF-8';
- { 'a' =~ /./; }
- iseq $1, "\x{100}", '$1 is still UTF-8';
- isneq $1, "\xC4\x80", '$1 is not non-UTF-8';
- }
-
-
- {
- local $BugId = '19767';
- local $Message = "Optimizer doesn't prematurely reject match";
- use utf8;
-
- my $attr = 'Name-1';
- my $NormalChar = qr /[\p{IsDigit}\p{IsLower}\p{IsUpper}]/;
- my $NormalWord = qr /${NormalChar}+?/;
- my $PredNameHyphen = qr /^${NormalWord}(\-${NormalWord})*?$/;
-
- $attr =~ /^$/;
- ok $attr =~ $PredNameHyphen; # Original test.
-
- "a" =~ m/[b]/;
- ok "0" =~ /\p{N}+\z/; # Variant.
- }
-
-
- {
- local $BugId = '20683';
- local $Message = "(??{ }) doesn't return stale values";
- our $p = 1;
- foreach (1, 2, 3, 4) {
- $p ++ if /(??{ $p })/
- }
- iseq $p, 5;
-
- {
- package P;
- $a = 1;
- sub TIESCALAR {bless []}
- sub FETCH {$a ++}
- }
- tie $p, "P";
- foreach (1, 2, 3, 4) {
- /(??{ $p })/
- }
- iseq $p, 5;
- }
-
-
- {
- # Subject: Odd regexp behavior
- # From: Markus Kuhn <Markus.Kuhn@cl.cam.ac.uk>
- # Date: Wed, 26 Feb 2003 16:53:12 +0000
- # Message-Id: <E18o4nw-0008Ly-00@wisbech.cl.cam.ac.uk>
- # To: perl-unicode@perl.org
-
- local $Message = 'Markus Kuhn 2003-02-26';
-
- my $x = "\x{2019}\nk";
- ok $x =~ s/(\S)\n(\S)/$1 $2/sg;
- ok $x eq "\x{2019} k";
-
- $x = "b\nk";
- ok $x =~ s/(\S)\n(\S)/$1 $2/sg;
- ok $x eq "b k";
-
- ok "\x{2019}" =~ /\S/;
- }
-
-
- {
- local $BugId = '21411';
- local $Message = "(??{ .. }) in split doesn't corrupt its stack";
- our $i;
- ok '-1-3-5-' eq join '', split /((??{$i++}))/, '-1-3-5-';
- no warnings 'syntax';
- @_ = split /(?{'WOW'})/, 'abc';
- local $" = "|";
- iseq "@_", "a|b|c";
- }
-
-
- {
- # XXX DAPM 13-Apr-06. Recursive split is still broken. It's only luck it
- # hasn't been crashing. Disable this test until it is fixed properly.
- # XXX also check what it returns rather than just doing ok(1,...)
- # split /(?{ split "" })/, "abc";
- local $TODO = "Recursive split is still broken";
- ok 0, 'cache_re & "(?{": it dumps core in 5.6.1 & 5.8.0';
- }
-
-
- {
- ok "\x{100}\n" =~ /\x{100}\n$/, "UTF-8 length cache and fbm_compile";
- }
-
-
- {
- package Str;
- use overload q /""/ => sub {${$_ [0]};};
- sub new {my ($c, $v) = @_; bless \$v, $c;}
-
- package main;
- $_ = Str -> new ("a\x{100}/\x{100}b");
- ok join (":", /\b(.)\x{100}/g) eq "a:/", "re_intuit_start and PL_bostr";
- }
-
-
- {
- local $BugId = '17757';
- $_ = "code: 'x' { '...' }\n"; study;
- my @x; push @x, $& while m/'[^\']*'/gx;
- local $" = ":";
- iseq "@x", "'x':'...'", "Parse::RecDescent triggered infinite loop";
- }
-
-
- {
- my $re = qq /^([^X]*)X/;
- utf8::upgrade ($re);
- ok "\x{100}X" =~ /$re/, "S_cl_and ANYOF_UNICODE & ANYOF_INVERTED";
- }
-
-
- {
- local $BugId = '22354';
- sub func ($) {
- ok "a\nb" !~ /^b/, "Propagated modifier; $_[0]";
- ok "a\nb" =~ /^b/m, "Propagated modifier; $_[0] - with /m";
- }
- func "standalone";
- $_ = "x"; s/x/func "in subst"/e;
- $_ = "x"; s/x/func "in multiline subst"/em;
-
- #
- # Next two give 'panic: malloc'.
- # Outcommented, using two TODOs.
- #
- local $TODO = 'panic: malloc';
- local $Message = 'Postponed regexp and propaged modifier';
- # ok 0 for 1 .. 2;
- SKIP: {
- skip "panic: malloc", 2;
- $_ = "x"; /x(?{func "in regexp"})/;
- $_ = "x"; /x(?{func "in multiline regexp"})/m;
- }
- }
-
-
- {
- local $BugId = '19049';
- $_ = "abcdef\n";
- my @x = m/./g;
- iseq "abcde", $`, 'Global match sets $`';
- }
-
-
- {
- ok "123\x{100}" =~ /^.*1.*23\x{100}$/,
- 'UTF-8 + multiple floating substr';
- }
-
-
- {
- local $Message = '<20030808193656.5109.1@llama.ni-s.u-net.com>';
-
- # LATIN SMALL/CAPITAL LETTER A WITH MACRON
- ok " \x{101}" =~ qr/\x{100}/i;
-
- # LATIN SMALL/CAPITAL LETTER A WITH RING BELOW
- ok " \x{1E01}" =~ qr/\x{1E00}/i;
-
- # DESERET SMALL/CAPITAL LETTER LONG I
- ok " \x{10428}" =~ qr/\x{10400}/i;
-
- # LATIN SMALL/CAPITAL LETTER A WITH RING BELOW + 'X'
- ok " \x{1E01}x" =~ qr/\x{1E00}X/i;
- }
-
-
- {
- # [perl #23769] Unicode regex broken on simple example
- # regrepeat() didn't handle UTF-8 EXACT case right.
- local $BugId = '23769';
- my $Mess = 'regrepeat() handles UTF-8 EXACT case right';
- local $Message = $Mess;
-
- my $s = "\x{a0}\x{a0}\x{a0}\x{100}"; chop $s;
-
- ok $s =~ /\x{a0}/;
- ok $s =~ /\x{a0}+/;
- ok $s =~ /\x{a0}\x{a0}/;
-
- $Message = "$Mess (easy variant)";
- ok "aaa\x{100}" =~ /(a+)/;
- iseq $1, "aaa";
-
- $Message = "$Mess (easy invariant)";
- ok "aaa\x{100} " =~ /(a+?)/;
- iseq $1, "a";
-
- $Message = "$Mess (regrepeat variant)";
- ok "\xa0\xa0\xa0\x{100} " =~ /(\xa0+?)/;
- iseq $1, "\xa0";
-
- $Message = "$Mess (regrepeat invariant)";
- ok "\xa0\xa0\xa0\x{100}" =~ /(\xa0+)/;
- iseq $1, "\xa0\xa0\xa0";
-
- $Message = "$Mess (hard variant)";
- ok "\xa0\xa1\xa0\xa1\xa0\xa1\x{100}" =~ /((?:\xa0\xa1)+?)/;
- iseq $1, "\xa0\xa1";
-
- $Message = "$Mess (hard invariant)";
- ok "ababab\x{100} " =~ /((?:ab)+)/;
- iseq $1, 'ababab';
-
- ok "\xa0\xa1\xa0\xa1\xa0\xa1\x{100}" =~ /((?:\xa0\xa1)+)/;
- iseq $1, "\xa0\xa1\xa0\xa1\xa0\xa1";
-
- ok "ababab\x{100} " =~ /((?:ab)+?)/;
- iseq $1, "ab";
-
- $Message = "Don't match first byte of UTF-8 representation";
- ok "\xc4\xc4\xc4" !~ /(\x{100}+)/;
- ok "\xc4\xc4\xc4" !~ /(\x{100}+?)/;
- ok "\xc4\xc4\xc4" !~ /(\x{100}++)/;
- }
-
-
- {
- for (120 .. 130) {
- my $head = 'x' x $_;
- local $Message = q [Don't misparse \x{...} in regexp ] .
- q [near 127 char EXACT limit];
- for my $tail ('\x{0061}', '\x{1234}', '\x61') {
- eval_ok qq ["$head$tail" =~ /$head$tail/];
- }
- local $Message = q [Don't misparse \N{...} in regexp ] .
- q [near 127 char EXACT limit];
- for my $tail ('\N{SNOWFLAKE}') {
- eval_ok qq [use charnames ':full';
- "$head$tail" =~ /$head$tail/];
- }
- }
- }
-
-
- {
- # perl panic: pp_match start/end pointers
- local $BugId = '25269';
- iseq "a-bc", eval {my ($x, $y) = "bca" =~ /^(?=.*(a)).*(bc)/; "$x-$y"},
- 'Captures can move backwards in string';
- }
-
-
- {
- local $BugId = '27940'; # \cA not recognized in character classes
- ok "a\cAb" =~ /\cA/, '\cA in pattern';
- ok "a\cAb" =~ /[\cA]/, '\cA in character class';
- ok "a\cAb" =~ /[\cA-\cB]/, '\cA in character class range';
- ok "abc" =~ /[^\cA-\cB]/, '\cA in negated character class range';
- ok "a\cBb" =~ /[\cA-\cC]/, '\cB in character class range';
- ok "a\cCbc" =~ /[^\cA-\cB]/, '\cC in negated character class range';
- ok "a\cAb" =~ /(??{"\cA"})/, '\cA in ??{} pattern';
- ok "ab" !~ /a\cIb/x, '\cI in pattern';
- }
-
-
- {
- # perl #28532: optional zero-width match at end of string is ignored
- local $BugId = '28532';
- ok "abc" =~ /^abc(\z)?/ && defined($1),
- 'Optional zero-width match at end of string';
- ok "abc" =~ /^abc(\z)??/ && !defined($1),
- 'Optional zero-width match at end of string';
- }
-
-
-
- { # TRIE related
- our @got = ();
- "words" =~ /(word|word|word)(?{push @got, $1})s$/;
- iseq @got, 1, "TRIE optimation";
-
- @got = ();
- "words" =~ /(word|word|word)(?{push @got,$1})s$/i;
- iseq @got, 1,"TRIEF optimisation";
-
- my @nums = map {int rand 1000} 1 .. 100;
- my $re = "(" . (join "|", @nums) . ")";
- $re = qr/\b$re\b/;
-
- foreach (@nums) {
- ok $_ =~ /$re/, "Trie nums";
- }
-
- $_ = join " ", @nums;
- @got = ();
- push @got, $1 while /$re/g;
-
- my %count;
- $count {$_} ++ for @got;
- my $ok = 1;
- for (@nums) {
- $ok = 0 if --$count {$_} < 0;
- }
- ok $ok, "Trie min count matches";
- }
-
-
- {
- # TRIE related
- # LATIN SMALL/CAPITAL LETTER A WITH MACRON
- ok "foba \x{101}foo" =~ qr/(foo|\x{100}foo|bar)/i &&
- $1 eq "\x{101}foo",
- "TRIEF + LATIN SMALL/CAPITAL LETTER A WITH MACRON";
-
- # LATIN SMALL/CAPITAL LETTER A WITH RING BELOW
- ok "foba \x{1E01}foo" =~ qr/(foo|\x{1E00}foo|bar)/i &&
- $1 eq "\x{1E01}foo",
- "TRIEF + LATIN SMALL/CAPITAL LETTER A WITH RING BELOW";
-
- # DESERET SMALL/CAPITAL LETTER LONG I
- ok "foba \x{10428}foo" =~ qr/(foo|\x{10400}foo|bar)/i &&
- $1 eq "\x{10428}foo",
- "TRIEF + DESERET SMALL/CAPITAL LETTER LONG I";
-
- # LATIN SMALL/CAPITAL LETTER A WITH RING BELOW + 'X'
- ok "foba \x{1E01}xfoo" =~ qr/(foo|\x{1E00}Xfoo|bar)/i &&
- $1 eq "\x{1E01}xfoo",
- "TRIEF + LATIN SMALL/CAPITAL LETTER A WITH RING BELOW + 'X'";
-
- use charnames ':full';
-
- my $s = "\N{LATIN SMALL LETTER SHARP S}";
- ok "foba ba$s" =~ qr/(foo|Ba$s|bar)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ ss";
- ok "foba ba$s" =~ qr/(Ba$s|foo|bar)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ ss";
- ok "foba ba$s" =~ qr/(foo|bar|Ba$s)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ ss";
-
- ok "foba ba$s" =~ qr/(foo|Bass|bar)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ ss";
-
- ok "foba ba$s" =~ qr/(foo|BaSS|bar)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ SS";
-
- ok "foba ba${s}pxySS$s$s" =~ qr/(b(?:a${s}t|a${s}f|a${s}p)[xy]+$s*)/i
- && $1 eq "ba${s}pxySS$s$s",
- "COMMON PREFIX TRIEF + LATIN SMALL LETTER SHARP S";
- }
-
-
- SKIP:
- {
- print "# Set PERL_SKIP_PSYCHO_TEST to skip this test\n";
- my @normal = qw [the are some normal words];
-
- skip "Skipped Psycho", 2 * @normal if $ENV {PERL_SKIP_PSYCHO_TEST};
-
- local $" = "|";
-
- my @psycho = (@normal, map chr $_, 255 .. 20000);
- my $psycho1 = "@psycho";
- for (my $i = @psycho; -- $i;) {
- my $j = int rand (1 + $i);
- @psycho [$i, $j] = @psycho [$j, $i];
- }
- my $psycho2 = "@psycho";
-
- foreach my $word (@normal) {
- ok $word =~ /($psycho1)/ && $1 eq $word, 'Psycho';
- ok $word =~ /($psycho2)/ && $1 eq $word, 'Psycho';
- }
- }
-
-
- {
- local $BugId = '36207';
- my $utf8 = "\xe9\x{100}"; chop $utf8;
- my $latin1 = "\xe9";
-
- ok $utf8 =~ /\xe9/i, "utf8/latin";
- ok $utf8 =~ /$latin1/i, "utf8/latin runtime";
- ok $utf8 =~ /(abc|\xe9)/i, "utf8/latin trie";
- ok $utf8 =~ /(abc|$latin1)/i, "utf8/latin trie runtime";
-
- ok "\xe9" =~ /$utf8/i, "latin/utf8";
- ok "\xe9" =~ /(abc|$utf8)/i, "latin/utf8 trie";
- ok $latin1 =~ /$utf8/i, "latin/utf8 runtime";
- ok $latin1 =~ /(abc|$utf8)/i, "latin/utf8 trie runtime";
- }
-
-
- {
- local $BugId = '37038';
- my $s = "abcd";
- $s =~ /(..)(..)/g;
- $s = $1;
- $s = $2;
- iseq $2, 'cd',
- "Assigning to original string does not corrupt match vars";
- }
-
-
- {
- {
- package wooosh;
- sub gloople {"!"}
- }
- my $aeek = bless {} => 'wooosh';
- eval_ok sub {$aeek -> gloople () =~ /(.)/g},
- "//g match against return value of sub";
-
- sub gloople {"!"}
- eval_ok sub {gloople () =~ /(.)/g},
- "26410 didn't affect sub calls for some reason";
- }
-
-
- {
- local $TODO = "See changes 26925-26928, which reverted change 26410";
- {
- package lv;
- our $var = "abc";
- sub variable : lvalue {$var}
- }
- my $o = bless [] => 'lv';
- my $f = "";
- my $r = eval {
- for (1 .. 2) {
- $f .= $1 if $o -> variable =~ /(.)/g;
- }
- 1;
- };
- if ($r) {
- iseq $f, "ab", "pos() retained between calls";
- }
- else {
- local $TODO;
- ok 0, "Code failed: $@";
- }
-
- our $var = "abc";
- sub variable : lvalue {$var}
- my $g = "";
- my $s = eval {
- for (1 .. 2) {
- $g .= $1 if variable =~ /(.)/g;
- }
- 1;
- };
- if ($s) {
- iseq $g, "ab", "pos() retained between calls";
- }
- else {
- local $TODO;
- ok 0, "Code failed: $@";
- }
- }
-
-
- SKIP:
- {
- local $BugId = '37836';
- skip "In EBCDIC" if $IS_EBCDIC;
- no warnings 'utf8';
- $_ = pack 'U0C2', 0xa2, 0xf8; # Ill-formed UTF-8
- my $ret = 0;
- eval_ok sub {!($ret = s/[\0]+//g)},
- "Ill-formed UTF-8 doesn't match NUL in class";
- }
-
-
- {
- # chr(65535) should be allowed in regexes
- local $BugId = '38293';
- no warnings 'utf8'; # To allow non-characters
- my ($c, $r, $s);
-
- $c = chr 0xffff;
- $c =~ s/$c//g;
- ok $c eq "", "U+FFFF, parsed as atom";
-
- $c = chr 0xffff;
- $r = "\\$c";
- $c =~ s/$r//g;
- ok $c eq "", "U+FFFF backslashed, parsed as atom";
-
- $c = chr 0xffff;
- $c =~ s/[$c]//g;
- ok $c eq "", "U+FFFF, parsed in class";
-
- $c = chr 0xffff;
- $r = "[\\$c]";
- $c =~ s/$r//g;
- ok $c eq "", "U+FFFF backslashed, parsed in class";
-
- $s = "A\x{ffff}B";
- $s =~ s/\x{ffff}//i;
- ok $s eq "AB", "U+FFFF, EXACTF";
-
- $s = "\x{ffff}A";
- $s =~ s/\bA//;
- ok $s eq "\x{ffff}", "U+FFFF, BOUND";
-
- $s = "\x{ffff}!";
- $s =~ s/\B!//;
- ok $s eq "\x{ffff}", "U+FFFF, NBOUND";
- }
-
-
- {
- local $BugId = '39583';
-
- # The printing characters
- my @chars = ("A" .. "Z");
- my $delim = ",";
- my $size = 32771 - 4;
- my $str = '';
-
- # Create some random junk. Inefficient, but it works.
- for (my $i = 0; $i < $size; $ i++) {
- $str .= $chars [rand @chars];
- }
-
- $str .= ($delim x 4);
- my $res;
- my $matched;
- ok $str =~ s/^(.*?)${delim}{4}//s, "Pattern matches";
- iseq $str, "", "Empty string";
- ok defined $1 && length ($1) == $size, '$1 is correct size';
- }
-
-
- {
- local $BugId = '27940';
- ok "\0-A" =~ /\c@-A/, '@- should not be interpolated in a pattern';
- ok "\0\0A" =~ /\c@+A/, '@+ should not be interpolated in a pattern';
- ok "X\@-A" =~ /X@-A/, '@- should not be interpolated in a pattern';
- ok "X\@\@A" =~ /X@+A/, '@+ should not be interpolated in a pattern';
-
- ok "X\0A" =~ /X\c@?A/, '\c@?';
- ok "X\0A" =~ /X\c@*A/, '\c@*';
- ok "X\0A" =~ /X\c@(A)/, '\c@(';
- ok "X\0A" =~ /X(\c@)A/, '\c@)';
- ok "X\0A" =~ /X\c@|ZA/, '\c@|';
-
- ok "X\@A" =~ /X@?A/, '@?';
- ok "X\@A" =~ /X@*A/, '@*';
- ok "X\@A" =~ /X@(A)/, '@(';
- ok "X\@A" =~ /X(@)A/, '@)';
- ok "X\@A" =~ /X@|ZA/, '@|';
-
- local $" = ','; # non-whitespace and non-RE-specific
- ok 'abc' =~ /(.)(.)(.)/, 'The last successful match is bogus';
- ok "A@+B" =~ /A@{+}B/, 'Interpolation of @+ in /@{+}/';
- ok "A@-B" =~ /A@{-}B/, 'Interpolation of @- in /@{-}/';
- ok "A@+B" =~ /A@{+}B/x, 'Interpolation of @+ in /@{+}/x';
- ok "A@-B" =~ /A@{-}B/x, 'Interpolation of @- in /@{-}/x';
- }
-
-
- {
- BEGIN {
- unshift @INC, 'lib';
- }
- use Cname;
-
- ok 'fooB' =~ /\N{foo}[\N{B}\N{b}]/, "Passthrough charname";
- my $test = 1233;
- #
- # Why doesn't must_warn work here?
- #
- my $w;
- local $SIG {__WARN__} = sub {$w .= "@_"};
- eval 'q(xxWxx) =~ /[\N{WARN}]/';
- ok $w && $w =~ /^Ignoring excess chars from/,
- "Ignoring excess chars warning";
-
- undef $w;
- eval q [ok "\0" !~ /[\N{EMPTY-STR}XY]/,
- "Zerolength charname in charclass doesn't match \\0"];
- ok $w && $w =~ /^Ignoring zero length/,
- 'Ignoring zero length \N{%} in character class warning';
-
- ok 'AB' =~ /(\N{EVIL})/ && $1 eq 'A', 'Charname caching $1';
- ok 'ABC' =~ /(\N{EVIL})/, 'Charname caching $1';
- ok 'xy' =~ /x\N{EMPTY-STR}y/,
- 'Empty string charname produces NOTHING node';
- ok '' =~ /\N{EMPTY-STR}/,
- 'Empty string charname produces NOTHING node';
-
- }
-
-
- {
- use charnames ':full';
-
- ok 'aabc' !~ /a\N{PLUS SIGN}b/, '/a\N{PLUS SIGN}b/ against aabc';
- ok 'a+bc' =~ /a\N{PLUS SIGN}b/, '/a\N{PLUS SIGN}b/ against a+bc';
-
- ok ' A B' =~ /\N{SPACE}\N{U+0041}\N{SPACE}\N{U+0042}/,
- 'Intermixed named and unicode escapes';
- ok "\N{SPACE}\N{U+0041}\N{SPACE}\N{U+0042}" =~
- /\N{SPACE}\N{U+0041}\N{SPACE}\N{U+0042}/,
- 'Intermixed named and unicode escapes';
- ok "\N{SPACE}\N{U+0041}\N{SPACE}\N{U+0042}" =~
- /[\N{SPACE}\N{U+0041}][\N{SPACE}\N{U+0042}]/,
- 'Intermixed named and unicode escapes';
- }
-
-
- {
- our $brackets;
- $brackets = qr{
- { (?> [^{}]+ | (??{ $brackets }) )* }
- }x;
-
- ok "{b{c}d" !~ m/^((??{ $brackets }))/, "Bracket mismatch";
-
- SKIP: {
- our @stack = ();
- my @expect = qw(
- stuff1
- stuff2
- <stuff1>and<stuff2>
- right
- <right>
- <<right>>
- <<<right>>>
- <<stuff1>and<stuff2>><<<<right>>>>
- );
-
- local $_ = '<<<stuff1>and<stuff2>><<<<right>>>>>';
- ok /^(<((?:(?>[^<>]+)|(?1))*)>(?{push @stack, $2 }))$/,
- "Recursion matches";
- iseq @stack, @expect, "Right amount of matches"
- or skip "Won't test individual results as count isn't equal",
- 0 + @expect;
- my $idx = 0;
- foreach my $expect (@expect) {
- iseq $stack [$idx], $expect,
- "Expecting '$expect' at stack pos #$idx";
- $idx ++;
- }
- }
- }
-
-
- {
- my $s = '123453456';
- $s =~ s/(?<digits>\d+)\k<digits>/$+{digits}/;
- ok $s eq '123456', 'Named capture (angle brackets) s///';
- $s = '123453456';
- $s =~ s/(?'digits'\d+)\k'digits'/$+{digits}/;
- ok $s eq '123456', 'Named capture (single quotes) s///';
- }
-
-
- {
- my @ary = (
- pack('U', 0x00F1), # n-tilde
- '_'.pack('U', 0x00F1), # _ + n-tilde
- 'c'.pack('U', 0x0327), # c + cedilla
- pack('U*', 0x00F1, 0x0327), # n-tilde + cedilla
- 'a'.pack('U', 0x00B2), # a + superscript two
- pack('U', 0x0391), # ALPHA
- pack('U', 0x0391).'2', # ALPHA + 2
- pack('U', 0x0391).'_', # ALPHA + _
- );
-
- for my $uni (@ary) {
- my ($r1, $c1, $r2, $c2) = eval qq {
- use utf8;
- scalar ("..foo foo.." =~ /(?'${uni}'foo) \\k'${uni}'/),
- \$+{${uni}},
- scalar ("..bar bar.." =~ /(?<${uni}>bar) \\k<${uni}>/),
- \$+{${uni}};
- };
- ok $r1, "Named capture UTF (?'')";
- ok defined $c1 && $c1 eq 'foo', "Named capture UTF \%+";
- ok $r2, "Named capture UTF (?<>)";
- ok defined $c2 && $c2 eq 'bar', "Named capture UTF \%+";
- }
- }
-
-
- {
- my $s = 'foo bar baz';
- my (@k, @v, @fetch, $res);
- my $count = 0;
- my @names = qw ($+{A} $+{B} $+{C});
- if ($s =~ /(?<A>foo)\s+(?<B>bar)?\s+(?<C>baz)/) {
- while (my ($k, $v) = each (%+)) {
- $count++;
- }
- @k = sort keys (%+);
- @v = sort values (%+);
- $res = 1;
- push @fetch,
- ["$+{A}", "$1"],
- ["$+{B}", "$2"],
- ["$+{C}", "$3"],
- ;
- }
- foreach (0 .. 2) {
- if ($fetch [$_]) {
- iseq $fetch [$_] [0], $fetch [$_] [1], $names [$_];
- } else {
- ok 0, $names[$_];
- }
- }
- iseq $res, 1, "'$s' =~ /(?<A>foo)\\s+(?<B>bar)?\\s+(?<C>baz)/";
- iseq $count, 3, "Got 3 keys in %+ via each";
- iseq 0 + @k, 3, 'Got 3 keys in %+ via keys';
- iseq "@k", "A B C", "Got expected keys";
- iseq "@v", "bar baz foo", "Got expected values";
- eval '
- no warnings "uninitialized";
- print for $+ {this_key_doesnt_exist};
- ';
- ok !$@, 'lvalue $+ {...} should not throw an exception';
- }
-
-
- {
- #
- # Almost the same as the block above, except that the capture is nested.
- #
- local $BugId = '50496';
- my $s = 'foo bar baz';
- my (@k, @v, @fetch, $res);
- my $count = 0;
- my @names = qw ($+{A} $+{B} $+{C} $+{D});
- if ($s =~ /(?<D>(?<A>foo)\s+(?<B>bar)?\s+(?<C>baz))/) {
- while (my ($k,$v) = each(%+)) {
- $count++;
- }
- @k = sort keys (%+);
- @v = sort values (%+);
- $res = 1;
- push @fetch,
- ["$+{A}", "$2"],
- ["$+{B}", "$3"],
- ["$+{C}", "$4"],
- ["$+{D}", "$1"],
- ;
- }
- foreach (0 .. 3) {
- if ($fetch [$_]) {
- iseq $fetch [$_] [0], $fetch [$_] [1], $names [$_];
- } else {
- ok 0, $names [$_];
- }
- }
- iseq $res, 1, "'$s' =~ /(?<D>(?<A>foo)\\s+(?<B>bar)?\\s+(?<C>baz))/";
- iseq $count, 4, "Got 4 keys in %+ via each";
- iseq @k, 4, 'Got 4 keys in %+ via keys';
- iseq "@k", "A B C D", "Got expected keys";
- iseq "@v", "bar baz foo foo bar baz", "Got expected values";
- eval '
- no warnings "uninitialized";
- print for $+ {this_key_doesnt_exist};
- ';
- ok !$@,'lvalue $+ {...} should not throw an exception';
- }
-
-
- {
- my $s = 'foo bar baz';
- my @res;
- if ('1234' =~ /(?<A>1)(?<B>2)(?<A>3)(?<B>4)/) {
- foreach my $name (sort keys(%-)) {
- my $ary = $- {$name};
- foreach my $idx (0 .. $#$ary) {
- push @res, "$name:$idx:$ary->[$idx]";
- }
- }
- }
- my @expect = qw (A:0:1 A:1:3 B:0:2 B:1:4);
- iseq "@res", "@expect", "Check %-";
- eval'
- no warnings "uninitialized";
- print for $- {this_key_doesnt_exist};
- ';
- ok !$@,'lvalue $- {...} should not throw an exception';
- }
-
-
- SKIP:
- {
- # stress test CURLYX/WHILEM.
- #
- # This test includes varying levels of nesting, and according to
- # profiling done against build 28905, exercises every code line in the
- # CURLYX and WHILEM blocks, except those related to LONGJMP, the
- # super-linear cache and warnings. It executes about 0.5M regexes
-
- skip "No psycho tests" if $ENV {PERL_SKIP_PSYCHO_TEST};
- print "# Set PERL_SKIP_PSYCHO_TEST to skip this test\n";
- my $r = qr/^
- (?:
- ( (?:a|z+)+ )
- (?:
- ( (?:b|z+){3,}? )
- (
- (?:
- (?:
- (?:c|z+){1,1}?z
- )?
- (?:c|z+){1,1}
- )*
- )
- (?:z*){2,}
- ( (?:z+|d)+ )
- (?:
- ( (?:e|z+)+ )
- )*
- ( (?:f|z+)+ )
- )*
- ( (?:z+|g)+ )
- (?:
- ( (?:h|z+)+ )
- )*
- ( (?:i|z+)+ )
- )+
- ( (?:j|z+)+ )
- (?:
- ( (?:k|z+)+ )
- )*
- ( (?:l|z+)+ )
- $/x;
-
- my $ok = 1;
- my $msg = "CURLYX stress test";
- OUTER:
- for my $a ("x","a","aa") {
- for my $b ("x","bbb","bbbb") {
- my $bs = $a.$b;
- for my $c ("x","c","cc") {
- my $cs = $bs.$c;
- for my $d ("x","d","dd") {
- my $ds = $cs.$d;
- for my $e ("x","e","ee") {
- my $es = $ds.$e;
- for my $f ("x","f","ff") {
- my $fs = $es.$f;
- for my $g ("x","g","gg") {
- my $gs = $fs.$g;
- for my $h ("x","h","hh") {
- my $hs = $gs.$h;
- for my $i ("x","i","ii") {
- my $is = $hs.$i;
- for my $j ("x","j","jj") {
- my $js = $is.$j;
- for my $k ("x","k","kk") {
- my $ks = $js.$k;
- for my $l ("x","l","ll") {
- my $ls = $ks.$l;
- if ($ls =~ $r) {
- if ($ls =~ /x/) {
- $msg .= ": unexpected match for [$ls]";
- $ok = 0;
- last OUTER;
- }
- my $cap = "$1$2$3$4$5$6$7$8$9$10$11$12";
- unless ($ls eq $cap) {
- $msg .= ": capture: [$ls], got [$cap]";
- $ok = 0;
- last OUTER;
- }
- }
- else {
- unless ($ls =~ /x/) {
- $msg = ": failed for [$ls]";
- $ok = 0;
- last OUTER;
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- ok($ok, $msg);
- }
-
-
- {
- # \, breaks {3,4}
- ok "xaaay" !~ /xa{3\,4}y/, '\, in a pattern';
- ok "xa{3,4}y" =~ /xa{3\,4}y/, '\, in a pattern';
-
- # \c\ followed by _
- ok "x\c_y" !~ /x\c\_y/, '\_ in a pattern';
- ok "x\c\_y" =~ /x\c\_y/, '\_ in a pattern';
-
- # \c\ followed by other characters
- for my $c ("z", "\0", "!", chr(254), chr(256)) {
- my $targ = "a\034$c";
- my $reg = "a\\c\\$c";
- ok eval ("qq/$targ/ =~ /$reg/"), "\\c\\ in pattern";
- }
- }
-
-
- {
- local $BugId = '36046';
- my $str = 'abc';
- my $count = 0;
- my $mval = 0;
- my $pval = 0;
- while ($str =~ /b/g) {$mval = $#-; $pval = $#+; $count ++}
- iseq $mval, 0, '@- should be empty';
- iseq $pval, 0, '@+ should be empty';
- iseq $count, 1, 'Should have matched once only';
- }
-
-
- { # Test the (*PRUNE) pattern
- our $count = 0;
- 'aaab' =~ /a+b?(?{$count++})(*FAIL)/;
- iseq $count, 9, "Expect 9 for no (*PRUNE)";
- $count = 0;
- 'aaab' =~ /a+b?(*PRUNE)(?{$count++})(*FAIL)/;
- iseq $count, 3, "Expect 3 with (*PRUNE)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(*PRUNE)(?{$count++})(*FAIL)/g;
- iseq $count, 4, "/.(*PRUNE)/";
- $count = 0;
- 'aaab' =~ /a+b?(??{'(*PRUNE)'})(?{$count++})(*FAIL)/;
- iseq $count, 3, "Expect 3 with (*PRUNE)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(??{'(*PRUNE)'})(?{$count++})(*FAIL)/g;
- iseq $count, 4, "/.(*PRUNE)/";
- }
-
-
- { # Test the (*SKIP) pattern
- our $count = 0;
- 'aaab' =~ /a+b?(*SKIP)(?{$count++})(*FAIL)/;
- iseq $count, 1, "Expect 1 with (*SKIP)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(*SKIP)(?{$count++})(*FAIL)/g;
- iseq $count, 4, "/.(*SKIP)/";
- $_ = 'aaabaaab';
- $count = 0;
- our @res = ();
- 1 while /(a+b?)(*SKIP)(?{$count++; push @res,$1})(*FAIL)/g;
- iseq $count, 2, "Expect 2 with (*SKIP)";
- iseq "@res", "aaab aaab", "Adjacent (*SKIP) works as expected";
- }
-
-
- { # Test the (*SKIP) pattern
- our $count = 0;
- 'aaab' =~ /a+b?(*MARK:foo)(*SKIP)(?{$count++})(*FAIL)/;
- iseq $count, 1, "Expect 1 with (*SKIP)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(*MARK:foo)(*SKIP)(?{$count++})(*FAIL)/g;
- iseq $count, 4, "/.(*SKIP)/";
- $_ = 'aaabaaab';
- $count = 0;
- our @res = ();
- 1 while /(a+b?)(*MARK:foo)(*SKIP)(?{$count++; push @res,$1})(*FAIL)/g;
- iseq $count, 2, "Expect 2 with (*SKIP)";
- iseq "@res", "aaab aaab", "Adjacent (*SKIP) works as expected";
- }
-
-
- { # Test the (*SKIP) pattern
- our $count = 0;
- 'aaab' =~ /a*(*MARK:a)b?(*MARK:b)(*SKIP:a)(?{$count++})(*FAIL)/;
- iseq $count, 3, "Expect 3 with *MARK:a)b?(*MARK:b)(*SKIP:a)";
- local $_ = 'aaabaaab';
- $count = 0;
- our @res = ();
- 1 while
- /(a*(*MARK:a)b?)(*MARK:x)(*SKIP:a)(?{$count++; push @res,$1})(*FAIL)/g;
- iseq $count, 5, "Expect 5 with (*MARK:a)b?)(*MARK:x)(*SKIP:a)";
- iseq "@res", "aaab b aaab b ",
- "Adjacent (*MARK:a)b?)(*MARK:x)(*SKIP:a) works as expected";
- }
-
-
- { # Test the (*COMMIT) pattern
- our $count = 0;
- 'aaabaaab' =~ /a+b?(*COMMIT)(?{$count++})(*FAIL)/;
- iseq $count, 1, "Expect 1 with (*COMMIT)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(*COMMIT)(?{$count++})(*FAIL)/g;
- iseq $count, 1, "/.(*COMMIT)/";
- $_ = 'aaabaaab';
- $count = 0;
- our @res = ();
- 1 while /(a+b?)(*COMMIT)(?{$count++; push @res,$1})(*FAIL)/g;
- iseq $count, 1, "Expect 1 with (*COMMIT)";
- iseq "@res", "aaab", "Adjacent (*COMMIT) works as expected";
- }
-
-
- {
- # Test named commits and the $REGERROR var
- our $REGERROR;
- for my $name ('', ':foo') {
- for my $pat ("(*PRUNE$name)",
- ($name ? "(*MARK$name)" : "") . "(*SKIP$name)",
- "(*COMMIT$name)") {
- for my $suffix ('(*FAIL)', '') {
- 'aaaab' =~ /a+b$pat$suffix/;
- iseq $REGERROR,
- ($suffix ? ($name ? 'foo' : "1") : ""),
- "Test $pat and \$REGERROR $suffix";
- }
- }
- }
- }
-
-
- {
- # Test named commits and the $REGERROR var
- package Fnorble;
- our $REGERROR;
- for my $name ('', ':foo') {
- for my $pat ("(*PRUNE$name)",
- ($name ? "(*MARK$name)" : "") . "(*SKIP$name)",
- "(*COMMIT$name)") {
- for my $suffix ('(*FAIL)','') {
- 'aaaab' =~ /a+b$pat$suffix/;
- ::iseq $REGERROR,
- ($suffix ? ($name ? 'foo' : "1") : ""),
- "Test $pat and \$REGERROR $suffix";
- }
- }
- }
- }
-
-
- {
- # Test named commits and the $REGERROR var
- local $Message = '$REGERROR';
- our $REGERROR;
- for my $word (qw (bar baz bop)) {
- $REGERROR = "";
- "aaaaa$word" =~
- /a+(?:bar(*COMMIT:bar)|baz(*COMMIT:baz)|bop(*COMMIT:bop))(*FAIL)/;
- iseq $REGERROR, $word;
- }
- }
-
-
- {
- local $BugId = '40684';
- local $Message = '/m in precompiled regexp';
- my $s = "abc\ndef";
- my $rex = qr'^abc$'m;
- ok $s =~ m/$rex/;
- ok $s =~ m/^abc$/m;
- }
-
-
- {
- #Mindnumbingly simple test of (*THEN)
- for ("ABC","BAX") {
- ok /A (*THEN) X | B (*THEN) C/x, "Simple (*THEN) test";
- }
- }
-
-
- {
- local $Message = "Relative Recursion";
- my $parens = qr/(\((?:[^()]++|(?-1))*+\))/;
- local $_ = 'foo((2*3)+4-3) + bar(2*(3+4)-1*(2-3))';
- my ($all, $one, $two) = ('', '', '');
- ok /foo $parens \s* \+ \s* bar $parens/x;
- iseq $1, '((2*3)+4-3)';
- iseq $2, '(2*(3+4)-1*(2-3))';
- iseq $&, 'foo((2*3)+4-3) + bar(2*(3+4)-1*(2-3))';
- iseq $&, $_;
- }
-
- {
- my $spaces=" ";
- local $_ = join 'bar', $spaces, $spaces;
- our $count = 0;
- s/(?>\s+bar)(?{$count++})//g;
- iseq $_, $spaces, "SUSPEND final string";
- iseq $count, 1, "Optimiser should have prevented more than one match";
- }
-
- {
- local $BugId = '36909';
- local $Message = '(?: ... )? should not lose $^R';
- $^R = 'Nothing';
- {
- local $^R = "Bad";
- ok 'x foofoo y' =~ m {
- (foo) # $^R correctly set
- (?{ "last regexp code result" })
- }x;
- iseq $^R, 'last regexp code result';
- }
- iseq $^R, 'Nothing';
-
- {
- local $^R = "Bad";
-
- ok 'x foofoo y' =~ m {
- (?:foo|bar)+ # $^R correctly set
- (?{ "last regexp code result" })
- }x;
- iseq $^R, 'last regexp code result';
- }
- iseq $^R, 'Nothing';
-
- {
- local $^R = "Bad";
- ok 'x foofoo y' =~ m {
- (foo|bar)\1+ # $^R undefined
- (?{ "last regexp code result" })
- }x;
- iseq $^R, 'last regexp code result';
- }
- iseq $^R, 'Nothing';
-
- {
- local $^R = "Bad";
- ok 'x foofoo y' =~ m {
- (foo|bar)\1 # This time without the +
- (?{"last regexp code result"})
- }x;
- iseq $^R, 'last regexp code result';
- }
- iseq $^R, 'Nothing';
- }
-
-
- {
- local $BugId = '22395';
- local $Message = 'Match is linear, not quadratic';
- our $count;
- for my $l (10, 100, 1000) {
- $count = 0;
- ('a' x $l) =~ /(.*)(?{$count++})[bc]/;
- local $TODO = "Should be L+1 not L*(L+3)/2 (L=$l)";
- iseq $count, $l + 1;
- }
- }
-
-
- {
- local $BugId = '22614';
- local $Message = '@-/@+ should not have undefined values';
- local $_ = 'ab';
- our @len = ();
- /(.){1,}(?{push @len,0+@-})(.){1,}(?{})^/;
- iseq "@len", "2 2 2";
- }
-
-
- {
- local $BugId = '18209';
- local $Message = '$& set on s///';
- my $text = ' word1 word2 word3 word4 word5 word6 ';
-
- my @words = ('word1', 'word3', 'word5');
- my $count;
- foreach my $word (@words) {
- $text =~ s/$word\s//gi; # Leave a space to seperate words
- # in the resultant str.
- # The following block is not working.
- if ($&) {
- $count ++;
- }
- # End bad block
- }
- iseq $count, 3;
- iseq $text, ' word2 word4 word6 ';
- }
-
-
- {
- # RT#6893
- local $BugId = '6893';
- local $_ = qq (A\nB\nC\n);
- my @res;
- while (m#(\G|\n)([^\n]*)\n#gsx) {
- push @res, "$2";
- last if @res > 3;
- }
- iseq "@res", "A B C", "/g pattern shouldn't infinite loop";
- }
-
-
- {
- # From Message-ID: <877ixs6oa6.fsf@k75.linux.bogus>
- my $dow_name = "nada";
- my $parser = "(\$dow_name) = \$time_string =~ /(D\x{e9}\\ " .
- "C\x{e9}adaoin|D\x{e9}\\ Sathairn|\\w+|\x{100})/";
- my $time_string = "D\x{e9} C\x{e9}adaoin";
- eval $parser;
- ok !$@, "Test Eval worked";
- iseq $dow_name, $time_string, "UTF-8 trie common prefix extraction";
- }
-
-
- {
- my $v;
- ($v = 'bar') =~ /(\w+)/g;
- $v = 'foo';
- iseq "$1", 'bar', '$1 is safe after /g - may fail due ' .
- 'to specialized config in pp_hot.c'
- }
-
-
- {
- local $Message = "http://nntp.perl.org/group/perl.perl5.porters/118663";
- my $qr_barR1 = qr/(bar)\g-1/;
- ok "foobarbarxyz" =~ $qr_barR1;
- ok "foobarbarxyz" =~ qr/foo${qr_barR1}xyz/;
- ok "foobarbarxyz" =~ qr/(foo)${qr_barR1}xyz/;
- ok "foobarbarxyz" =~ qr/(foo)(bar)\g{-1}xyz/;
- ok "foobarbarxyz" =~ qr/(foo${qr_barR1})xyz/;
- ok "foobarbarxyz" =~ qr/(foo(bar)\g{-1})xyz/;
- }
-
-
- {
- local $BugId = '41010';
- local $Message = 'No optimizer bug';
- my @tails = ('', '(?(1))', '(|)', '()?');
- my @quants = ('*','+');
- my $doit = sub {
- my $pats = shift;
- for (@_) {
- for my $pat (@$pats) {
- for my $quant (@quants) {
- for my $tail (@tails) {
- my $re = "($pat$quant\$)$tail";
- ok /$re/ && $1 eq $_, "'$_' =~ /$re/";
- ok /$re/m && $1 eq $_, "'$_' =~ /$re/m";
- }
- }
- }
- }
- };
-
- my @dpats = ('\d',
- '[1234567890]',
- '(1|[23]|4|[56]|[78]|[90])',
- '(?:1|[23]|4|[56]|[78]|[90])',
- '(1|2|3|4|5|6|7|8|9|0)',
- '(?:1|2|3|4|5|6|7|8|9|0)');
- my @spats = ('[ ]', ' ', '( |\t)', '(?: |\t)', '[ \t]', '\s');
- my @sstrs = (' ');
- my @dstrs = ('12345');
- $doit -> (\@spats, @sstrs);
- $doit -> (\@dpats, @dstrs);
- }
-
-
- {
- local $Message = '$REGMARK';
- our @r = ();
- our ($REGMARK, $REGERROR);
- ok 'foofoo' =~ /foo (*MARK:foo) (?{push @r,$REGMARK}) /x;
- iseq "@r","foo";
- iseq $REGMARK, "foo";
- ok 'foofoo' !~ /foo (*MARK:foo) (*FAIL) /x;
- ok !$REGMARK;
- iseq $REGERROR, 'foo';
- }
-
-
- {
- local $Message = '\K test';
- my $x;
- $x = "abc.def.ghi.jkl";
- $x =~ s/.*\K\..*//;
- iseq $x, "abc.def.ghi";
-
- $x = "one two three four";
- $x =~ s/o+ \Kthree//g;
- iseq $x, "one two four";
-
- $x = "abcde";
- $x =~ s/(.)\K/$1/g;
- iseq $x, "aabbccddee";
- }
-
-
- {
- sub kt {
- return '4' if $_[0] eq '09028623';
- }
- # Nested EVAL using PL_curpm (via $1 or friends)
- my $re;
- our $grabit = qr/ ([0-6][0-9]{7}) (??{ kt $1 }) [890] /x;
- $re = qr/^ ( (??{ $grabit }) ) $ /x;
- my @res = '0902862349' =~ $re;
- iseq join ("-", @res), "0902862349",
- 'PL_curpm is set properly on nested eval';
-
- our $qr = qr/ (o) (??{ $1 }) /x;
- ok 'boob'=~/( b (??{ $qr }) b )/x && 1, "PL_curpm, nested eval";
- }
-
-
- {
- use charnames ":full";
- ok "\N{ROMAN NUMERAL ONE}" =~ /\p{Alphabetic}/, "I =~ Alphabetic";
- ok "\N{ROMAN NUMERAL ONE}" =~ /\p{Uppercase}/, "I =~ Uppercase";
- ok "\N{ROMAN NUMERAL ONE}" !~ /\p{Lowercase}/, "I !~ Lowercase";
- ok "\N{ROMAN NUMERAL ONE}" =~ /\p{IDStart}/, "I =~ ID_Start";
- ok "\N{ROMAN NUMERAL ONE}" =~ /\p{IDContinue}/, "I =~ ID_Continue";
- ok "\N{SMALL ROMAN NUMERAL ONE}" =~ /\p{Alphabetic}/, "i =~ Alphabetic";
- ok "\N{SMALL ROMAN NUMERAL ONE}" !~ /\p{Uppercase}/, "i !~ Uppercase";
- ok "\N{SMALL ROMAN NUMERAL ONE}" =~ /\p{Lowercase}/, "i =~ Lowercase";
- ok "\N{SMALL ROMAN NUMERAL ONE}" =~ /\p{IDStart}/, "i =~ ID_Start";
- ok "\N{SMALL ROMAN NUMERAL ONE}" =~ /\p{IDContinue}/, "i =~ ID_Continue"
- }
-
-
- {
- # requirement of Unicode Technical Standard #18, 1.7 Code Points
- # cf. http://www.unicode.org/reports/tr18/#Supplementary_Characters
- for my $u (0x7FF, 0x800, 0xFFFF, 0x10000) {
- no warnings 'utf8'; # oops
- my $c = chr $u;
- my $x = sprintf '%04X', $u;
- ok "A${c}B" =~ /A[\0-\x{10000}]B/, "Unicode range - $x";
- }
- }
-
-
- {
- my $res="";
-
- if ('1' =~ /(?|(?<digit>1)|(?<digit>2))/) {
- $res = "@{$- {digit}}";
- }
- iseq $res, "1",
- "Check that (?|...) doesnt cause dupe entries in the names array";
-
- $res = "";
- if ('11' =~ /(?|(?<digit>1)|(?<digit>2))(?&digit)/) {
- $res = "@{$- {digit}}";
- }
- iseq $res, "1", "Check that (?&..) to a buffer inside " .
- "a (?|...) goes to the leftmost";
- }
-
-
- {
- use warnings;
- local $Message = "ASCII pattern that really is UTF-8";
- my @w;
- local $SIG {__WARN__} = sub {push @w, "@_"};
- my $c = qq (\x{DF});
- ok $c =~ /${c}|\x{100}/;
- ok @w == 0;
- }
-
-
- {
- local $Message = "Corruption of match results of qr// across scopes";
- my $qr = qr/(fo+)(ba+r)/;
- 'foobar' =~ /$qr/;
- iseq "$1$2", "foobar";
- {
- 'foooooobaaaaar' =~ /$qr/;
- iseq "$1$2", 'foooooobaaaaar';
- }
- iseq "$1$2", "foobar";
- }
-
-
- {
- local $Message = "HORIZWS";
- local $_ = "\t \r\n \n \t".chr(11)."\n";
- s/\H/H/g;
- s/\h/h/g;
- iseq $_, "hhHHhHhhHH";
- $_ = "\t \r\n \n \t" . chr (11) . "\n";
- utf8::upgrade ($_);
- s/\H/H/g;
- s/\h/h/g;
- iseq $_, "hhHHhHhhHH";
- }
-
-
- {
- local $Message = "Various whitespace special patterns";
- my @h = map {chr $_} 0x09, 0x20, 0xa0, 0x1680, 0x180e, 0x2000,
- 0x2001, 0x2002, 0x2003, 0x2004, 0x2005, 0x2006,
- 0x2007, 0x2008, 0x2009, 0x200a, 0x202f, 0x205f,
- 0x3000;
- my @v = map {chr $_} 0x0a, 0x0b, 0x0c, 0x0d, 0x85, 0x2028,
- 0x2029;
- my @lb = ("\x0D\x0A", map {chr $_} 0x0A .. 0x0D, 0x85, 0x2028, 0x2029);
- foreach my $t ([\@h, qr/\h/, qr/\h+/],
- [\@v, qr/\v/, qr/\v+/],
- [\@lb, qr/\R/, qr/\R+/],) {
- my $ary = shift @$t;
- foreach my $pat (@$t) {
- foreach my $str (@$ary) {
- ok $str =~ /($pat)/, $pat;
- iseq $1, $str, $pat;
- utf8::upgrade ($str);
- ok $str =~ /($pat)/, "Upgraded string - $pat";
- iseq $1, $str, "Upgraded string - $pat";
- }
- }
- }
- }
-
-
- {
- local $Message = "Check that \\xDF match properly in its various forms";
- # Test that \xDF matches properly. this is pretty hacky stuff,
- # but its actually needed. The malarky with '-' is to prevent
- # compilation caching from playing any role in the test.
- my @df = (chr (0xDF), '-', chr (0xDF));
- utf8::upgrade ($df [2]);
- my @strs = ('ss', 'sS', 'Ss', 'SS', chr (0xDF));
- my @ss = map {("$_", "$_")} @strs;
- utf8::upgrade ($ss [$_ * 2 + 1]) for 0 .. $#strs;
-
- for my $ssi (0 .. $#ss) {
- for my $dfi (0 .. $#df) {
- my $pat = $df [$dfi];
- my $str = $ss [$ssi];
- my $utf_df = ($dfi > 1) ? 'utf8' : '';
- my $utf_ss = ($ssi % 2) ? 'utf8' : '';
- (my $sstr = $str) =~ s/\xDF/\\xDF/;
-
- if ($utf_df || $utf_ss || length ($ss [$ssi]) == 1) {
- my $ret = $str =~ /$pat/i;
- next if $pat eq '-';
- ok $ret, "\"$sstr\" =~ /\\xDF/i " .
- "(str is @{[$utf_ss||'latin']}, pat is " .
- "@{[$utf_df||'latin']})";
- }
- else {
- my $ret = $str !~ /$pat/i;
- next if $pat eq '-';
- ok $ret, "\"$sstr\" !~ /\\xDF/i " .
- "(str is @{[$utf_ss||'latin']}, pat is " .
- "@{[$utf_df||'latin']})";
- }
- }
- }
- }
-
-
- {
- local $Message = "BBC(Bleadperl Breaks CPAN) Today: String::Multibyte";
- my $re = qr/(?:[\x00-\xFF]{4})/;
- my $hyp = "\0\0\0-";
- my $esc = "\0\0\0\\";
-
- my $str = "$esc$hyp$hyp$esc$esc";
- my @a = ($str =~ /\G(?:\Q$esc$esc\E|\Q$esc$hyp\E|$re)/g);
-
- iseq @a,3;
- local $" = "=";
- iseq "@a","$esc$hyp=$hyp=$esc$esc";
- }
-
-
- {
- # Test for keys in %+ and %-
- local $Message = 'Test keys in %+ and %-';
- no warnings 'uninitialized';
- my $_ = "abcdef";
- /(?<foo>a)|(?<foo>b)/;
- iseq ((join ",", sort keys %+), "foo");
- iseq ((join ",", sort keys %-), "foo");
- iseq ((join ",", sort values %+), "a");
- iseq ((join ",", sort map "@$_", values %-), "a ");
- /(?<bar>a)(?<bar>b)(?<quux>.)/;
- iseq ((join ",", sort keys %+), "bar,quux");
- iseq ((join ",", sort keys %-), "bar,quux");
- iseq ((join ",", sort values %+), "a,c"); # leftmost
- iseq ((join ",", sort map "@$_", values %-), "a b,c");
- /(?<un>a)(?<deux>c)?/; # second buffer won't capture
- iseq ((join ",", sort keys %+), "un");
- iseq ((join ",", sort keys %-), "deux,un");
- iseq ((join ",", sort values %+), "a");
- iseq ((join ",", sort map "@$_", values %-), ",a");
- }
-
-
- {
- # length() on captures, the numbered ones end up in Perl_magic_len
- my $_ = "aoeu \xe6var ook";
- /^ \w+ \s (?<eek>\S+)/x;
-
- iseq length ($`), 0, q[length $`];
- iseq length ($'), 4, q[length $'];
- iseq length ($&), 9, q[length $&];
- iseq length ($1), 4, q[length $1];
- iseq length ($+{eek}), 4, q[length $+{eek} == length $1];
- }
-
-
- {
- my $ok = -1;
-
- $ok = exists ($-{x}) ? 1 : 0 if 'bar' =~ /(?<x>foo)|bar/;
- iseq $ok, 1, '$-{x} exists after "bar"=~/(?<x>foo)|bar/';
- iseq scalar (%+), 0, 'scalar %+ == 0 after "bar"=~/(?<x>foo)|bar/';
- iseq scalar (%-), 1, 'scalar %- == 1 after "bar"=~/(?<x>foo)|bar/';
-
- $ok = -1;
- $ok = exists ($+{x}) ? 1 : 0 if 'bar' =~ /(?<x>foo)|bar/;
- iseq $ok, 0, '$+{x} not exists after "bar"=~/(?<x>foo)|bar/';
- iseq scalar (%+), 0, 'scalar %+ == 0 after "bar"=~/(?<x>foo)|bar/';
- iseq scalar (%-), 1, 'scalar %- == 1 after "bar"=~/(?<x>foo)|bar/';
-
- $ok = -1;
- $ok = exists ($-{x}) ? 1 : 0 if 'foo' =~ /(?<x>foo)|bar/;
- iseq $ok, 1, '$-{x} exists after "foo"=~/(?<x>foo)|bar/';
- iseq scalar (%+), 1, 'scalar %+ == 1 after "foo"=~/(?<x>foo)|bar/';
- iseq scalar (%-), 1, 'scalar %- == 1 after "foo"=~/(?<x>foo)|bar/';
-
- $ok = -1;
- $ok = exists ($+{x}) ? 1 : 0 if 'foo'=~/(?<x>foo)|bar/;
- iseq $ok, 1, '$+{x} exists after "foo"=~/(?<x>foo)|bar/';
- }
-
-
- {
- local $_;
- ($_ = 'abc') =~ /(abc)/g;
- $_ = '123';
- iseq "$1", 'abc', "/g leads to unsafe match vars: $1";
- }
-
-
- {
- local $Message = 'Message-ID: <20070818091501.7eff4831@r2d2>';
- my $str = "";
- for (0 .. 5) {
- my @x;
- $str .= "@x"; # this should ALWAYS be the empty string
- 'a' =~ /(a|)/;
- push @x, 1;
- }
- iseq length ($str), 0, "Trie scope error, string should be empty";
- $str = "";
- my @foo = ('a') x 5;
- for (@foo) {
- my @bar;
- $str .= "@bar";
- s/a|/push @bar, 1/e;
- }
- iseq length ($str), 0, "Trie scope error, string should be empty";
- }
-
-
- {
- local $BugId = '45605';
- # [perl #45605] Regexp failure with utf8-flagged and byte-flagged string
-
- my $utf_8 = "\xd6schel";
- utf8::upgrade ($utf_8);
- $utf_8 =~ m {(\xd6|Ö)schel};
- iseq $1, "\xd6", "Upgrade error";
- }
-
- {
-# more TRIE/AHOCORASICK problems with mixed utf8 / latin-1 and case folding
- for my $chr (160 .. 255) {
- my $chr_byte = chr($chr);
- my $chr_utf8 = chr($chr); utf8::upgrade($chr_utf8);
- my $rx = qr{$chr_byte|X}i;
- ok($chr_utf8 =~ $rx, "utf8/latin, codepoint $chr");
- }
- }
-
- {
- # Regardless of utf8ness any character matches itself when
- # doing a case insensitive match. See also [perl #36207]
- local $BugId = '36207';
- for my $o (0 .. 255) {
- my @ch = (chr ($o), chr ($o));
- utf8::upgrade ($ch [1]);
- for my $u_str (0, 1) {
- for my $u_pat (0, 1) {
- ok $ch [$u_str] =~ /\Q$ch[$u_pat]\E/i,
- "\$c =~ /\$c/i : chr ($o) : u_str = $u_str u_pat = $u_pat";
- ok $ch [$u_str] =~ /\Q$ch[$u_pat]\E|xyz/i,
- "\$c=~/\$c|xyz/i : chr($o) : u_str = $u_str u_pat = $u_pat";
- }
- }
- }
- }
-
-
- {
- our $a = 3; "" =~ /(??{ $a })/;
- our $b = $a;
- iseq $b, $a, "Copy of scalar used for postponed subexpression";
- }
-
-
- {
- local $BugId = '49190';
- local $Message = '$REGMARK in replacement';
- our $REGMARK;
- my $_ = "A";
- ok s/(*:B)A/$REGMARK/;
- iseq $_, "B";
- $_ = "CCCCBAA";
- ok s/(*:X)A+|(*:Y)B+|(*:Z)C+/$REGMARK/g;
- iseq $_, "ZYX";
- }
-
-
- {
- our @ctl_n = ();
- our @plus = ();
- our $nested_tags;
- $nested_tags = qr{
- <
- (\w+)
- (?{
- push @ctl_n,$^N;
- push @plus,$+;
- })
- >
- (??{$nested_tags})*
- </\s* \w+ \s*>
- }x;
-
- my $match = '<bla><blubb></blubb></bla>' =~ m/^$nested_tags$/;
- ok $match, 'nested construct matches';
- iseq "@ctl_n", "bla blubb", '$^N inside of (?{}) works as expected';
- iseq "@plus", "bla blubb", '$+ inside of (?{}) works as expected';
- }
-
-
- {
- local $BugId = '52658';
- local $Message = 'Substitution evaluation in list context';
- my $reg = '../xxx/';
- my @te = ($reg =~ m{^(/?(?:\.\./)*)},
- $reg =~ s/(x)/'b'/eg > 1 ? '##' : '++');
- iseq $reg, '../bbb/';
- iseq $te [0], '../';
- }
-
- # This currently has to come before any "use encoding" in this file.
- {
- local $Message;
- local $BugId = '59342';
- must_warn 'qr/\400/', '^Use of octal value above 377';
- }
-
-
- SKIP: {
- # XXX: This set of tests is essentially broken, POSIX character classes
- # should not have differing definitions under Unicode.
- # There are property names for that.
- skip "Tests assume ASCII", 4 unless $IS_ASCII;
-
- my @notIsPunct = grep {/[[:punct:]]/ and not /\p{IsPunct}/}
- map {chr} 0x20 .. 0x7f;
- iseq join ('', @notIsPunct), '$+<=>^`|~',
- '[:punct:] disagress with IsPunct on Symbols';
-
- my @isPrint = grep {not /[[:print:]]/ and /\p{IsPrint}/}
- map {chr} 0 .. 0x1f, 0x7f .. 0x9f;
- iseq join ('', @isPrint), "\x09\x0a\x0b\x0c\x0d\x85",
- 'IsPrint disagrees with [:print:] on control characters';
-
- my @isPunct = grep {/[[:punct:]]/ != /\p{IsPunct}/}
- map {chr} 0x80 .. 0xff;
- iseq join ('', @isPunct), "\xa1\xab\xb7\xbb\xbf", # ¡ « · » ¿
- 'IsPunct disagrees with [:punct:] outside ASCII';
-
- my @isPunctLatin1 = eval q {
- use encoding 'latin1';
- grep {/[[:punct:]]/ != /\p{IsPunct}/} map {chr} 0x80 .. 0xff;
- };
- skip "Eval failed ($@)", 1 if $@;
- skip "PERL_LEGACY_UNICODE_CHARCLASS_MAPPINGS set to 0", 1
- if !$ENV{PERL_TEST_LEGACY_POSIX_CC};
- iseq join ('', @isPunctLatin1), '',
- 'IsPunct agrees with [:punct:] with explicit Latin1';
- }
-
-
- {
- local $BugId = '60034';
- my $a = "xyzt" x 8192;
- ok $a =~ /\A(?>[a-z])*\z/,
- '(?>) does not cause wrongness on long string';
- my $b = $a . chr 256;
- chop $b;
- {
- iseq $a, $b;
- }
- ok $b =~ /\A(?>[a-z])*\z/,
- '(?>) does not cause wrongness on long string with UTF-8';
- }
-
-
- #
- # Keep the following tests last -- they may crash perl
- #
- print "# Tests that follow may crash perl\n";
- {
- local $BugId = '19049/38869';
- local $Message = 'Pattern in a loop, failure should not ' .
- 'affect previous success';
- my @list = (
- 'ab cdef', # Matches regex
- ('e' x 40000 ) .'ab c' # Matches not, but 'ab c' matches part of it
- );
- my $y;
- my $x;
- foreach (@list) {
- m/ab(.+)cd/i; # The ignore-case seems to be important
- $y = $1; # Use $1, which might not be from the last match!
- $x = substr ($list [0], $- [0], $+ [0] - $- [0]);
- }
- iseq $y, ' ';
- iseq $x, 'ab cd';
- }
-
-
- {
- local $BugId = '24274';
-
- ok (("a" x (2 ** 15 - 10)) =~ /^()(a|bb)*$/, "Recursive stack cracker");
- ok ((q(a)x 100) =~ /^(??{'(.)'x 100})/,
- "Regexp /^(??{'(.)'x 100})/ crashes older perls");
- }
-
-
- {
- eval '/\k/';
- ok $@ =~ /\QSequence \k... not terminated in regex;\E/,
- 'Lone \k not allowed';
- }
-
-
- {
- local $Message = "Substitution with lookahead (possible segv)";
- $_ = "ns1ns1ns1";
- s/ns(?=\d)/ns_/g;
- iseq $_, "ns_1ns_1ns_1";
- $_ = "ns1";
- s/ns(?=\d)/ns_/;
- iseq $_, "ns_1";
- $_ = "123";
- s/(?=\d+)|(?<=\d)/!Bang!/g;
- iseq $_, "!Bang!1!Bang!2!Bang!3!Bang!";
- }
-
-
- {
- # [perl #45337] utf8 + "[a]a{2}" + /$.../ = panic: sv_len_utf8 cache
- local $BugId = '45337';
- local ${^UTF8CACHE} = -1;
- local $Message = "Shouldn't panic";
- my $s = "[a]a{2}";
- utf8::upgrade $s;
- ok "aaa" =~ /$s/;
- }
- {
- local $BugId = '57042';
- local $Message = "Check if tree logic breaks \$^R";
- my $cond_re = qr/\s*
- \s* (?:
- \( \s* A (?{1})
- | \( \s* B (?{2})
- )
- /x;
- my @res;
- for my $line ("(A)","(B)") {
- if ($line =~ m/$cond_re/) {
- push @res, $^R ? "#$^R" : "UNDEF";
- }
- }
- iseq "@res","#1 #2";
- }
- {
- no warnings 'closure';
- my $re = qr/A(??{"1"})/;
- ok "A1B" =~ m/^((??{ $re }))((??{"B"}))$/;
- ok $1 eq "A1";
- ok $2 eq "B";
- }
-
-
- {
- use re 'eval';
- local $Message = 'Test if $^N and $+ work in (?{{})';
- our @ctl_n = ();
- our @plus = ();
- our $nested_tags;
- $nested_tags = qr{
- <
- ((\w)+)
- (?{
- push @ctl_n, (defined $^N ? $^N : "undef");
- push @plus, (defined $+ ? $+ : "undef");
- })
- >
- (??{$nested_tags})*
- </\s* \w+ \s*>
- }x;
-
-
- my $c = 0;
- for my $test (
- # Test structure:
- # [ Expected result, Regex, Expected value(s) of $^N, Expected value(s) of $+ ]
- [ 1, qr#^$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^($nested_tags)$#, "bla blubb <bla><blubb></blubb></bla>", "a b a" ],
- [ 1, qr#^(|)$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^(?:|)$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^<(bl|bla)>$nested_tags<(/\1)>$#, "blubb /bla", "b /bla" ],
- [ 1, qr#(??{"(|)"})$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^(??{"(bla|)"})$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^(??{"(|)"})(??{$nested_tags})$#, "bla blubb undef", "a b undef" ],
- [ 1, qr#^(??{"(?:|)"})$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^((??{"(?:bla|)"}))((??{$nested_tags}))$#, "bla blubb <bla><blubb></blubb></bla>", "a b <bla><blubb></blubb></bla>" ],
- [ 1, qr#^((??{"(?!)?"}))((??{$nested_tags}))$#, "bla blubb <bla><blubb></blubb></bla>", "a b <bla><blubb></blubb></bla>" ],
- [ 1, qr#^((??{"(?:|<(/?bla)>)"}))((??{$nested_tags}))\1$#, "bla blubb <bla><blubb></blubb></bla>", "a b <bla><blubb></blubb></bla>" ],
- [ 0, qr#^((??{"(?!)"}))?((??{$nested_tags}))(?!)$#, "bla blubb undef", "a b undef" ],
-
- ) { #"#silence vim highlighting
- $c++;
- @ctl_n = ();
- @plus = ();
- my $match = (("<bla><blubb></blubb></bla>" =~ $test->[1]) ? 1 : 0);
- push @ctl_n, (defined $^N ? $^N : "undef");
- push @plus, (defined $+ ? $+ : "undef");
- ok($test->[0] == $match, "match $c");
- if ($test->[0] != $match) {
- # unset @ctl_n and @plus
- @ctl_n = @plus = ();
- }
- iseq("@ctl_n", $test->[2], "ctl_n $c");
- iseq("@plus", $test->[3], "plus $c");
- }
- }
-
- {
- use re 'eval';
- local $BugId = '56194';
-
- our $f;
- local $f;
- $f = sub {
- defined $_[0] ? $_[0] : "undef";
- };
-
- ok("123" =~ m/^(\d)(((??{1 + $^N})))+$/);
-
- our @ctl_n;
- our @plus;
-
- my $re = qr#(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))*(?{$^N})#;
- my $re2 = qr#(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))*(?{$^N})(|a(b)c|def)(??{"$^R"})#;
- my $re3 = qr#(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1})){2}(?{$^N})(|a(b)c|def)(??{"$^R"})#;
- our $re5;
- local $re5 = qr#(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1})){2}(?{$^N})#;
- my $re6 = qr#(??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1})#;
- my $re7 = qr#(??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1})#;
- my $re8 = qr/(\d+)/;
- my $c = 0;
- for my $test (
- # Test structure:
- # [
- # String to match
- # Regex too match
- # Expected values of $^N
- # Expected values of $+
- # Expected values of $1, $2, $3, $4 and $5
- # ]
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(??{$^N})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(abc|def|)?(??{$+})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(|abc|def)?(??{$+})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(abc|def|)?(??{$^N})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(|abc|def)?(??{$^N})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "123abc3",
- qr#^($re)(|a(b)c|def)(??{$^R})$#,
- "1 2 3 abc",
- "1 2 3 b",
- "\$1 = 123, \$2 = 1, \$3 = 3, \$4 = abc, \$5 = b",
- ],
- [
- "123abc3",
- qr#^($re2)$#,
- "1 2 3 123abc3",
- "1 2 3 b",
- "\$1 = 123abc3, \$2 = 1, \$3 = 3, \$4 = abc, \$5 = b",
- ],
- [
- "123abc3",
- qr#^($re3)$#,
- "1 2 123abc3",
- "1 2 b",
- "\$1 = 123abc3, \$2 = 1, \$3 = 3, \$4 = abc, \$5 = b",
- ],
- [
- "123abc3",
- qr#^(??{$re5})(|abc|def)(??{"$^R"})$#,
- "1 2 abc",
- "1 2 abc",
- "\$1 = abc, \$2 = undef, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "123abc3",
- qr#^(??{$re5})(|a(b)c|def)(??{"$^R"})$#,
- "1 2 abc",
- "1 2 b",
- "\$1 = abc, \$2 = b, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1234",
- qr#^((\d+)((??{push @ctl_n, $f->($^N); push @plus, $f->($+);$^N + 1}))((??{push @ctl_n, $f->($^N); push @plus, $f->($+);$^N + 1}))((??{push @ctl_n, $f->($^N); push @plus, $f->($+);$^N + 1})))$#,
- "1234 123 12 1 2 3 1234",
- "1234 123 12 1 2 3 4",
- "\$1 = 1234, \$2 = 1, \$3 = 2, \$4 = 3, \$5 = 4",
- ],
- [
- "1234556",
- qr#^(\d+)($re6)($re6)($re6)$re6(($re6)$re6)$#,
- "1234556 123455 12345 1234 123 12 1 2 3 4 4 5 56",
- "1234556 123455 12345 1234 123 12 1 2 3 4 4 5 5",
- "\$1 = 1, \$2 = 2, \$3 = 3, \$4 = 4, \$5 = 56",
- ],
- [
- "12345562",
- qr#^((??{$re8}))($re7)($re7)($re7)$re7($re7)($re7(\2))$#,
- "12345562 1234556 123455 12345 1234 123 12 1 2 3 4 4 5 62",
- "12345562 1234556 123455 12345 1234 123 12 1 2 3 4 4 5 2",
- "\$1 = 1, \$2 = 2, \$3 = 3, \$4 = 4, \$5 = 5",
- ],
- ) {
- $c++;
- @ctl_n = ();
- @plus = ();
- undef $^R;
- my $match = $test->[0] =~ $test->[1];
- my $str = join(", ", '$1 = '.$f->($1), '$2 = '.$f->($2), '$3 = '.$f->($3), '$4 = '.$f->($4),'$5 = '.$f->($5));
- push @ctl_n, $f->($^N);
- push @plus, $f->($+);
- ok($match, "match $c");
- if (not $match) {
- # unset $str, @ctl_n and @plus
- $str = "";
- @ctl_n = @plus = ();
- }
- iseq("@ctl_n", $test->[2], "ctl_n $c");
- iseq("@plus", $test->[3], "plus $c");
- iseq($str, $test->[4], "str $c");
- }
- SKIP: {
- if ($] le '5.010') {
- skip "test segfaults on perl < 5.10", 4;
- }
-
- @ctl_n = ();
- @plus = ();
-
- our $re4;
- local $re4 = qr#(1)((??{push @ctl_n, $f->($^N); push @plus, $f->($+);$^N + 1})){2}(?{$^N})(|abc|def)(??{"$^R"})#;
- undef $^R;
- my $match = "123abc3" =~ m/^(??{$re4})$/;
- my $str = join(", ", '$1 = '.$f->($1), '$2 = '.$f->($2), '$3 = '.$f->($3), '$4 = '.$f->($4),'$5 = '.$f->($5),'$^R = '.$f->($^R));
- push @ctl_n, $f->($^N);
- push @plus, $f->($+);
- ok($match);
- if (not $match) {
- # unset $str
- @ctl_n = ();
- @plus = ();
- $str = "";
- }
- iseq("@ctl_n", "1 2 undef");
- iseq("@plus", "1 2 undef");
- iseq($str, "\$1 = undef, \$2 = undef, \$3 = undef, \$4 = undef, \$5 = undef, \$^R = undef");
- }
- }
-
- # This only works under -DEBUGGING because it relies on an assert().
- {
- local $BugId = '60508';
- local $Message = "Check capture offset re-entrancy of utf8 code.";
-
- sub fswash { $_[0] =~ s/([>X])//g; }
-
- my $k1 = "." x 4 . ">>";
- fswash($k1);
-
- my $k2 = "\x{f1}\x{2022}";
- $k2 =~ s/([\360-\362])/>/g;
- fswash($k2);
-
- iseq($k2, "\x{2022}", "utf8::SWASHNEW doesn't cause capture leaks");
- }
-
-
- {
- local $BugId = 65372; # minimal CURLYM limited to 32767 matches
- my @pat = (
- qr{a(x|y)*b}, # CURLYM
- qr{a(x|y)*?b}, # .. with minmod
- qr{a([wx]|[yz])*b}, # .. and without tries
- qr{a([wx]|[yz])*?b},
- );
- my $len = 32768;
- my $s = join '', 'a', 'x' x $len, 'b';
- for my $pat (@pat) {
- ok($s =~ $pat, $pat);
- }
- }
- #
- # This should be the last test.
- #
- iseq $test + 1, $EXPECTED_TESTS, "Got the right number of tests!";
-
-} # End of sub run_tests
-
-1;
$| = 1;
-my $EXPECTED_TESTS = 4066; # Update this when adding/deleting tests.
BEGIN {
chdir 't' if -d 't';
- @INC = '../lib';
+ @INC = ('../lib','.');
+ do "re/ReTest.pl" or die $@;
}
-our $TODO;
-our $Message = "Noname test";
-our $Error;
-our $DiePattern;
-our $WarnPattern;
-our $BugId;
-our $PatchId;
-our $running_as_thread;
-my $ordA = ord ('A'); # This defines ASCII/UTF-8 vs EBCDIC/UTF-EBCDIC
-# This defined the platform.
-my $IS_ASCII = $ordA == 65;
-my $IS_EBCDIC = $ordA == 193;
-use vars '%Config';
-eval 'use Config'; # Defaults assumed if this fails
-
-my $test = 0;
-
-print "1..$EXPECTED_TESTS\n";
-
-run_tests unless caller ();
-
-END {
-}
-
-sub pretty {
- my ($mess) = @_;
- $mess =~ s/\n/\\n/g;
- $mess =~ s/\r/\\r/g;
- $mess =~ s/\t/\\t/g;
- $mess =~ s/([\00-\37\177])/sprintf '\%03o', ord $1/eg;
- $mess =~ s/#/\\#/g;
- $mess;
-}
-
-sub safe_globals {
- defined($_) and s/#/\\#/g for $BugId, $PatchId, $TODO;
-}
-
-sub _ok {
- my ($ok, $mess, $error) = @_;
- safe_globals();
- $mess = pretty ($mess // $Message);
- $mess .= "; Bug $BugId" if defined $BugId;
- $mess .= "; Patch $PatchId" if defined $PatchId;
- $mess .= " # TODO $TODO" if defined $TODO;
-
- my $line_nr = (caller(1)) [2];
-
- printf "%sok %d - %s\n",
- ($ok ? "" : "not "),
- ++ $test,
- "$mess\tLine $line_nr";
-
- unless ($ok) {
- print "# Failed test at line $line_nr\n" unless defined $TODO;
- if ($error //= $Error) {
- no warnings 'utf8';
- chomp $error;
- $error = join "\n#", map {pretty $_} split /\n\h*#/ => $error;
- $error = "# $error" unless $error =~ /^\h*#/;
- print $error, "\n";
- }
- }
-
- return $ok;
-}
-
-# Force scalar context on the pattern match
-sub ok ($;$$) {_ok $_ [0], $_ [1], $_ [2]}
-sub nok ($;$$) {_ok !$_ [0], "Failed: " . ($_ [1] // $Message), $_ [2]}
-
-
-sub skip {
- my $why = shift;
- safe_globals();
- $why =~ s/\n.*//s;
- $why .= "; Bug $BugId" if defined $BugId;
- # seems like the new harness code doesnt like todo and skip to be mixed.
- # which seems like a bug in the harness to me. -- dmq
- #$why .= " # TODO $TODO" if defined $TODO;
-
- my $n = shift // 1;
- my $line_nr = (caller(0)) [2];
- for (1 .. $n) {
- ++ $test;
- #print "not " if defined $TODO;
- print "ok $test # skip $why\tLine $line_nr\n";
- }
- no warnings "exiting";
- last SKIP;
-}
-
-sub iseq ($$;$) {
- my ($got, $expect, $name) = @_;
-
- $_ = defined ($_) ? "'$_'" : "undef" for $got, $expect;
-
- my $ok = $got eq $expect;
- my $error = "# expected: $expect\n" .
- "# result: $got";
-
- _ok $ok, $name, $error;
-}
-
-sub isneq ($$;$) {
- my ($got, $expect, $name) = @_;
- my $todo = $TODO ? " # TODO $TODO" : '';
-
- $_ = defined ($_) ? "'$_'" : "undef" for $got, $expect;
-
- my $ok = $got ne $expect;
- my $error = "# results are equal ($got)";
-
- _ok $ok, $name, $error;
-}
-
-
-sub eval_ok ($;$) {
- my ($code, $name) = @_;
- local $@;
- if (ref $code) {
- _ok eval {&$code} && !$@, $name;
- }
- else {
- _ok eval ($code) && !$@, $name;
- }
-}
-
-sub must_die {
- my ($code, $pattern, $name) = @_;
- $pattern //= $DiePattern;
- undef $@;
- ref $code ? &$code : eval $code;
- my $r = $@ && $@ =~ /$pattern/;
- _ok $r, $name // $Message // "\$\@ =~ /$pattern/";
-}
-
-sub must_warn {
- my ($code, $pattern, $name) = @_;
- $pattern //= $WarnPattern;
- my $w;
- local $SIG {__WARN__} = sub {$w .= join "" => @_};
- use warnings 'all';
- ref $code ? &$code : eval $code;
- my $r = $w && $w =~ /$pattern/;
- $w //= "UNDEF";
- _ok $r, $name // $Message // "Got warning /$pattern/",
- "# expected: /$pattern/\n" .
- "# result: $w";
-}
-
-sub may_not_warn {
- my ($code, $name) = @_;
- my $w;
- local $SIG {__WARN__} = sub {$w .= join "" => @_};
- use warnings 'all';
- ref $code ? &$code : eval $code;
- _ok !$w, $name // ($Message ? "$Message (did not warn)"
- : "Did not warn"),
- "Got warning '$w'";
-}
+plan tests => 2525; # Update this when adding/deleting tests.
+run_tests() unless caller;
#
# Tests start here.
#
sub run_tests {
- {
-
- my $x = "abc\ndef\n";
-
- ok $x =~ /^abc/, qq ["$x" =~ /^abc/];
- ok $x !~ /^def/, qq ["$x" !~ /^def/];
-
- # used to be a test for $*
- ok $x =~ /^def/m, qq ["$x" =~ /^def/m];
-
- nok $x =~ /^xxx/, qq ["$x" =~ /^xxx/];
- nok $x !~ /^abc/, qq ["$x" !~ /^abc/];
-
- ok $x =~ /def/, qq ["$x" =~ /def/];
- nok $x !~ /def/, qq ["$x" !~ /def/];
-
- ok $x !~ /.def/, qq ["$x" !~ /.def/];
- nok $x =~ /.def/, qq ["$x" =~ /.def/];
-
- ok $x =~ /\ndef/, qq ["$x" =~ /\ndef/];
- nok $x !~ /\ndef/, qq ["$x" !~ /\ndef/];
- }
-
- {
- $_ = '123';
- ok /^([0-9][0-9]*)/, qq [\$_ = '$_'; /^([0-9][0-9]*)/];
- }
-
- {
- $_ = 'aaabbbccc';
- ok /(a*b*)(c*)/ && $1 eq 'aaabbb' && $2 eq 'ccc',
- qq [\$_ = '$_'; /(a*b*)(c*)/];
- ok /(a+b+c+)/ && $1 eq 'aaabbbccc', qq [\$_ = '$_'; /(a+b+c+)/];
- nok /a+b?c+/, qq [\$_ = '$_'; /a+b?c+/];
-
- $_ = 'aaabccc';
- ok /a+b?c+/, qq [\$_ = '$_'; /a+b?c+/];
- ok /a*b?c*/, qq [\$_ = '$_'; /a*b?c*/];
-
- $_ = 'aaaccc';
- ok /a*b?c*/, qq [\$_ = '$_'; /a*b?c*/];
- nok /a*b+c*/, qq [\$_ = '$_'; /a*b+c*/];
-
- $_ = 'abcdef';
- ok /bcd|xyz/, qq [\$_ = '$_'; /bcd|xyz/];
- ok /xyz|bcd/, qq [\$_ = '$_'; /xyz|bcd/];
- ok m|bc/*d|, qq [\$_ = '$_'; m|bc/*d|];
- ok /^$_$/, qq [\$_ = '$_'; /^\$_\$/];
- }
-
- {
- # used to be a test for $*
- ok "ab\ncd\n" =~ /^cd/m, qq ["ab\ncd\n" =~ /^cd/m];
- }
-
- {
- our %XXX = map {($_ => $_)} 123, 234, 345;
-
- our @XXX = ('ok 1','not ok 1', 'ok 2','not ok 2','not ok 3');
- while ($_ = shift(@XXX)) {
- my $f = index ($_, 'not') >= 0 ? \&nok : \&ok;
- my $r = ?(.*)?;
- &$f ($r, "?(.*)?");
- /not/ && reset;
- if (/not ok 2/) {
- if ($^O eq 'VMS') {
- $_ = shift(@XXX);
- }
- else {
- reset 'X';
- }
- }
- }
-
- SKIP: {
- if ($^O eq 'VMS') {
- skip "Reset 'X'", 1;
- }
- ok !keys %XXX, "%XXX is empty";
- }
-
- }
-
- {
- local $Message = "Test empty pattern";
- my $xyz = 'xyz';
- my $cde = 'cde';
-
- $cde =~ /[^ab]*/;
- $xyz =~ //;
- iseq $&, $xyz;
-
- my $foo = '[^ab]*';
- $cde =~ /$foo/;
- $xyz =~ //;
- iseq $&, $xyz;
-
- $cde =~ /$foo/;
- my $null;
- no warnings 'uninitialized';
- $xyz =~ /$null/;
- iseq $&, $xyz;
-
- $null = "";
- $xyz =~ /$null/;
- iseq $&, $xyz;
- }
-
- {
- local $Message = q !Check $`, $&, $'!;
- $_ = 'abcdefghi';
- /def/; # optimized up to cmd
- iseq "$`:$&:$'", 'abc:def:ghi';
-
- no warnings 'void';
- /cde/ + 0; # optimized only to spat
- iseq "$`:$&:$'", 'ab:cde:fghi';
-
- /[d][e][f]/; # not optimized
- iseq "$`:$&:$'", 'abc:def:ghi';
- }
-
- {
- $_ = 'now is the {time for all} good men to come to.';
- / {([^}]*)}/;
- iseq $1, 'time for all', "Match braces";
- }
-
- {
- local $Message = "{N,M} quantifier";
- $_ = 'xxx {3,4} yyy zzz';
- ok /( {3,4})/;
- iseq $1, ' ';
- ok !/( {4,})/;
- ok /( {2,3}.)/;
- iseq $1, ' y';
- ok /(y{2,3}.)/;
- iseq $1, 'yyy ';
- ok !/x {3,4}/;
- ok !/^xxx {3,4}/;
- }
-
- {
- local $Message = "Test /g";
- local $" = ":";
- $_ = "now is the time for all good men to come to.";
- my @words = /(\w+)/g;
- my $exp = "now:is:the:time:for:all:good:men:to:come:to";
-
- iseq "@words", $exp;
-
- @words = ();
- while (/\w+/g) {
- push (@words, $&);
- }
- iseq "@words", $exp;
-
- @words = ();
- pos = 0;
- while (/to/g) {
- push(@words, $&);
- }
- iseq "@words", "to:to";
-
- pos $_ = 0;
- @words = /to/g;
- iseq "@words", "to:to";
- }
-
- {
- $_ = "abcdefghi";
-
- my $pat1 = 'def';
- my $pat2 = '^def';
- my $pat3 = '.def.';
- my $pat4 = 'abc';
- my $pat5 = '^abc';
- my $pat6 = 'abc$';
- my $pat7 = 'ghi';
- my $pat8 = '\w*ghi';
- my $pat9 = 'ghi$';
-
- my $t1 = my $t2 = my $t3 = my $t4 = my $t5 =
- my $t6 = my $t7 = my $t8 = my $t9 = 0;
-
- for my $iter (1 .. 5) {
- $t1++ if /$pat1/o;
- $t2++ if /$pat2/o;
- $t3++ if /$pat3/o;
- $t4++ if /$pat4/o;
- $t5++ if /$pat5/o;
- $t6++ if /$pat6/o;
- $t7++ if /$pat7/o;
- $t8++ if /$pat8/o;
- $t9++ if /$pat9/o;
- }
- my $x = "$t1$t2$t3$t4$t5$t6$t7$t8$t9";
- iseq $x, '505550555', "Test /o";
- }
-
-
- SKIP: {
- my $xyz = 'xyz';
- ok "abc" =~ /^abc$|$xyz/, "| after \$";
-
- # perl 4.009 says "unmatched ()"
- local $Message = '$ inside ()';
-
- my $result;
- eval '"abc" =~ /a(bc$)|$xyz/; $result = "$&:$1"';
- iseq $@, "" or skip "eval failed", 1;
- iseq $result, "abc:bc";
- }
-
-
- {
- local $Message = "Scalar /g";
- $_ = "abcfooabcbar";
-
- ok /abc/g && $` eq "";
- ok /abc/g && $` eq "abcfoo";
- ok !/abc/g;
-
- local $Message = "Scalar /gi";
- pos = 0;
- ok /ABC/gi && $` eq "";
- ok /ABC/gi && $` eq "abcfoo";
- ok !/ABC/gi;
-
- local $Message = "Scalar /g";
- pos = 0;
- ok /abc/g && $' eq "fooabcbar";
- ok /abc/g && $' eq "bar";
-
- $_ .= '';
- my @x = /abc/g;
- iseq @x, 2, "/g reset after assignment";
- }
-
- {
- local $Message = '/g, \G and pos';
- $_ = "abdc";
- pos $_ = 2;
- /\Gc/gc;
- iseq pos $_, 2;
- /\Gc/g;
- ok !defined pos $_;
- }
-
- {
- local $Message = '(?{ })';
- our $out = 1;
- 'abc' =~ m'a(?{ $out = 2 })b';
- iseq $out, 2;
-
- $out = 1;
- 'abc' =~ m'a(?{ $out = 3 })c';
- iseq $out, 1;
- }
-
-
- {
- $_ = 'foobar1 bar2 foobar3 barfoobar5 foobar6';
- my @out = /(?<!foo)bar./g;
- iseq "@out", 'bar2 barf', "Negative lookbehind";
- }
-
- {
- local $Message = "REG_INFTY tests";
- # Tests which depend on REG_INFTY
- $::reg_infty = $Config {reg_infty} // 32767;
- $::reg_infty_m = $::reg_infty - 1;
- $::reg_infty_p = $::reg_infty + 1;
- $::reg_infty_m = $::reg_infty_m; # Surpress warning.
-
- # As well as failing if the pattern matches do unexpected things, the
- # next three tests will fail if you should have picked up a lower-than-
- # default value for $reg_infty from Config.pm, but have not.
-
- eval_ok q (('aaa' =~ /(a{1,$::reg_infty_m})/)[0] eq 'aaa');
- eval_ok q (('a' x $::reg_infty_m) =~ /a{$::reg_infty_m}/);
- eval_ok q (('a' x ($::reg_infty_m - 1)) !~ /a{$::reg_infty_m}/);
- eval "'aaa' =~ /a{1,$::reg_infty}/";
- ok $@ =~ /^\QQuantifier in {,} bigger than/;
- eval "'aaa' =~ /a{1,$::reg_infty_p}/";
- ok $@ =~ /^\QQuantifier in {,} bigger than/;
- }
-
- {
- # Poke a couple more parse failures
- my $context = 'x' x 256;
- eval qq("${context}y" =~ /(?<=$context)y/);
- ok $@ =~ /^\QLookbehind longer than 255 not/, "Lookbehind limit";
- }
-
- {
- # Long Monsters
- local $Message = "Long monster";
- for my $l (125, 140, 250, 270, 300000, 30) { # Ordered to free memory
- my $a = 'a' x $l;
- local $Error = "length = $l";
- ok "ba$a=" =~ /a$a=/;
- nok "b$a=" =~ /a$a=/;
- ok "b$a=" =~ /ba+=/;
-
- ok "ba$a=" =~ /b(?:a|b)+=/;
- }
- }
-
-
- {
- # 20000 nodes, each taking 3 words per string, and 1 per branch
- my $long_constant_len = join '|', 12120 .. 32645;
- my $long_var_len = join '|', 8120 .. 28645;
- my %ans = ( 'ax13876y25677lbc' => 1,
- 'ax13876y25677mcb' => 0, # not b.
- 'ax13876y35677nbc' => 0, # Num too big
- 'ax13876y25677y21378obc' => 1,
- 'ax13876y25677y21378zbc' => 0, # Not followed by [k-o]
- 'ax13876y25677y21378y21378kbc' => 1,
- 'ax13876y25677y21378y21378kcb' => 0, # Not b.
- 'ax13876y25677y21378y21378y21378kbc' => 0, # 5 runs
- );
-
- local $Message = "20000 nodes";
- for (keys %ans) {
- local $Error = "const-len '$_'";
- ok !($ans{$_} xor /a(?=([yx]($long_constant_len)){2,4}[k-o]).*b./o);
-
- local $Error = "var-len '$_'";
- ok !($ans{$_} xor /a(?=([yx]($long_var_len)){2,4}[k-o]).*b./o);
- }
- }
-
- {
- local $Message = "Complicated backtracking";
- $_ = " a (bla()) and x(y b((l)u((e))) and b(l(e)e)e";
- my $expect = "(bla()) ((l)u((e))) (l(e)e)";
-
- use vars '$c';
- sub matchit {
- m/
- (
- \(
- (?{ $c = 1 }) # Initialize
- (?:
- (?(?{ $c == 0 }) # PREVIOUS iteration was OK, stop the loop
- (?!
- ) # Fail: will unwind one iteration back
- )
- (?:
- [^()]+ # Match a big chunk
- (?=
- [()]
- ) # Do not try to match subchunks
- |
- \(
- (?{ ++$c })
- |
- \)
- (?{ --$c })
- )
- )+ # This may not match with different subblocks
- )
- (?(?{ $c != 0 })
- (?!
- ) # Fail
- ) # Otherwise the chunk 1 may succeed with $c>0
- /xg;
- }
-
- my @ans = ();
- my $res;
- push @ans, $res while $res = matchit;
- iseq "@ans", "1 1 1";
-
- @ans = matchit;
- iseq "@ans", $expect;
-
- local $Message = "Recursion with (??{ })";
- our $matched;
- $matched = qr/\((?:(?>[^()]+)|(??{$matched}))*\)/;
-
- @ans = my @ans1 = ();
- push (@ans, $res), push (@ans1, $&) while $res = m/$matched/g;
-
- iseq "@ans", "1 1 1";
- iseq "@ans1", $expect;
-
- @ans = m/$matched/g;
- iseq "@ans", $expect;
-
- }
-
- {
- ok "abc" =~ /^(??{"a"})b/, '"abc" =~ /^(??{"a"})b/';
- }
-
- {
- my @ans = ('a/b' =~ m%(.*/)?(.*)%); # Stack may be bad
- iseq "@ans", 'a/ b', "Stack may be bad";
- }
-
- {
- local $Message = "Eval-group not allowed at runtime";
- my $code = '{$blah = 45}';
- our $blah = 12;
- eval { /(?$code)/ };
- ok $@ && $@ =~ /not allowed at runtime/ && $blah == 12;
-
- for $code ('{$blah = 45}','=xx') {
- $blah = 12;
- my $res = eval { "xx" =~ /(?$code)/o };
- no warnings 'uninitialized';
- local $Error = "'$@', '$res', '$blah'";
- if ($code eq '=xx') {
- ok !$@ && $res;
- }
- else {
- ok $@ && $@ =~ /not allowed at runtime/ && $blah == 12;
- }
- }
-
- $code = '{$blah = 45}';
- $blah = 12;
- eval "/(?$code)/";
- iseq $blah, 45;
-
- $blah = 12;
- /(?{$blah = 45})/;
- iseq $blah, 45;
- }
-
- {
- local $Message = "Pos checks";
- my $x = 'banana';
- $x =~ /.a/g;
- iseq pos ($x), 2;
-
- $x =~ /.z/gc;
- iseq pos ($x), 2;
-
- sub f {
- my $p = $_[0];
- return $p;
- }
-
- $x =~ /.a/g;
- iseq f (pos ($x)), 4;
- }
-
- {
- local $Message = 'Checking $^R';
- our $x = $^R = 67;
- 'foot' =~ /foo(?{$x = 12; 75})[t]/;
- iseq $^R, 75;
-
- $x = $^R = 67;
- 'foot' =~ /foo(?{$x = 12; 75})[xy]/;
- ok $^R eq '67' && $x eq '12';
-
- $x = $^R = 67;
- 'foot' =~ /foo(?{ $^R + 12 })((?{ $x = 12; $^R + 17 })[xy])?/;
- ok $^R eq '79' && $x eq '12';
- }
-
- {
- iseq qr/\b\v$/i, '(?i-xsm:\b\v$)', 'qr/\b\v$/i';
- iseq qr/\b\v$/s, '(?s-xim:\b\v$)', 'qr/\b\v$/s';
- iseq qr/\b\v$/m, '(?m-xis:\b\v$)', 'qr/\b\v$/m';
- iseq qr/\b\v$/x, '(?x-ism:\b\v$)', 'qr/\b\v$/x';
- iseq qr/\b\v$/xism, '(?msix:\b\v$)', 'qr/\b\v$/xism';
- iseq qr/\b\v$/, '(?-xism:\b\v$)', 'qr/\b\v$/';
- }
-
-
- {
- local $Message = "Look around";
- $_ = 'xabcx';
- SKIP:
- foreach my $ans ('', 'c') {
- ok /(?<=(?=a)..)((?=c)|.)/g or skip "Match failed", 1;
- iseq $1, $ans;
- }
- }
-
- {
- local $Message = "Empty clause";
- $_ = 'a';
- foreach my $ans ('', 'a', '') {
- ok /^|a|$/g or skip "Match failed", 1;
- iseq $&, $ans;
- }
- }
-
- {
- local $Message = "Prefixify";
- sub prefixify {
- SKIP: {
- my ($v, $a, $b, $res) = @_;
- ok $v =~ s/\Q$a\E/$b/ or skip "Match failed", 1;
- iseq $v, $res;
- }
- }
-
- prefixify ('/a/b/lib/arch', "/a/b/lib", 'X/lib', 'X/lib/arch');
- prefixify ('/a/b/man/arch', "/a/b/man", 'X/man', 'X/man/arch');
- }
-
- {
- $_ = 'var="foo"';
- /(\")/;
- ok $1 && /$1/, "Capture a quote";
- }
-
- {
- local $Message = "Call code from qr //";
- $a = qr/(?{++$b})/;
- $b = 7;
- ok /$a$a/ && $b eq '9';
-
- $c="$a";
- ok /$a$a/ && $b eq '11';
-
- undef $@;
- eval {/$c/};
- ok $@ && $@ =~ /not allowed at runtime/;
-
- use re "eval";
- /$a$c$a/;
- iseq $b, '14';
-
- our $lex_a = 43;
- our $lex_b = 17;
- our $lex_c = 27;
- my $lex_res = ($lex_b =~ qr/$lex_b(?{ $lex_c = $lex_a++ })/);
-
- iseq $lex_res, 1;
- iseq $lex_a, 44;
- iseq $lex_c, 43;
-
- no re "eval";
- undef $@;
- my $match = eval { /$a$c$a/ };
- ok $@ && $@ =~ /Eval-group not allowed/ && !$match;
- iseq $b, '14';
-
- $lex_a = 2;
- $lex_a = 43;
- $lex_b = 17;
- $lex_c = 27;
- $lex_res = ($lex_b =~ qr/17(?{ $lex_c = $lex_a++ })/);
-
- iseq $lex_res, 1;
- iseq $lex_a, 44;
- iseq $lex_c, 43;
-
- }
-
-
- {
- no warnings 'closure';
- local $Message = '(?{ $var } refers to package vars';
- package aa;
- our $c = 2;
- $::c = 3;
- '' =~ /(?{ $c = 4 })/;
- main::iseq $c, 4;
- main::iseq $::c, 3;
- }
-
-
- {
- must_die 'q(a:[b]:) =~ /[x[:foo:]]/',
- 'POSIX class \[:[^:]+:\] unknown in regex',
- 'POSIX class [: :] must have valid name';
-
- for my $d (qw [= .]) {
- must_die "/[[${d}foo${d}]]/",
- "\QPOSIX syntax [$d $d] is reserved for future extensions",
- "POSIX syntax [[$d $d]] is an error";
- }
- }
-
-
- {
- # test if failure of patterns returns empty list
- local $Message = "Failed pattern returns empty list";
- $_ = 'aaa';
- @_ = /bbb/;
- iseq "@_", "";
-
- @_ = /bbb/g;
- iseq "@_", "";
-
- @_ = /(bbb)/;
- iseq "@_", "";
-
- @_ = /(bbb)/g;
- iseq "@_", "";
- }
-
-
- {
- local $Message = '@- and @+ tests';
-
- /a(?=.$)/;
- iseq $#+, 0;
- iseq $#-, 0;
- iseq $+ [0], 2;
- iseq $- [0], 1;
- ok !defined $+ [1] && !defined $- [1] &&
- !defined $+ [2] && !defined $- [2];
-
- /a(a)(a)/;
- iseq $#+, 2;
- iseq $#-, 2;
- iseq $+ [0], 3;
- iseq $- [0], 0;
- iseq $+ [1], 2;
- iseq $- [1], 1;
- iseq $+ [2], 3;
- iseq $- [2], 2;
- ok !defined $+ [3] && !defined $- [3] &&
- !defined $+ [4] && !defined $- [4];
-
-
- /.(a)(b)?(a)/;
- iseq $#+, 3;
- iseq $#-, 3;
- iseq $+ [1], 2;
- iseq $- [1], 1;
- iseq $+ [3], 3;
- iseq $- [3], 2;
- ok !defined $+ [2] && !defined $- [2] &&
- !defined $+ [4] && !defined $- [4];
-
-
- /.(a)/;
- iseq $#+, 1;
- iseq $#-, 1;
- iseq $+ [0], 2;
- iseq $- [0], 0;
- iseq $+ [1], 2;
- iseq $- [1], 1;
- ok !defined $+ [2] && !defined $- [2] &&
- !defined $+ [3] && !defined $- [3];
-
- /.(a)(ba*)?/;
- iseq $#+, 2;
- iseq $#-, 1;
- }
-
-
- {
- local $DiePattern = '^Modification of a read-only value attempted';
- local $Message = 'Elements of @- and @+ are read-only';
- must_die '$+[0] = 13';
- must_die '$-[0] = 13';
- must_die '@+ = (7, 6, 5)';
- must_die '@- = qw (foo bar)';
- }
-
-
- {
- local $Message = '\G testing';
- $_ = 'aaa';
- pos = 1;
- my @a = /\Ga/g;
- iseq "@a", "a a";
-
- my $str = 'abcde';
- pos $str = 2;
- ok $str !~ /^\G/;
- ok $str !~ /^.\G/;
- ok $str =~ /^..\G/;
- ok $str !~ /^...\G/;
- ok $str =~ /\G../ && $& eq 'cd';
-
- local $TODO = $running_as_thread;
- ok $str =~ /.\G./ && $& eq 'bc';
- }
-
-
- {
- local $Message = 'pos inside (?{ })';
- my $str = 'abcde';
- our ($foo, $bar);
- ok $str =~ /b(?{$foo = $_; $bar = pos})c/;
- iseq $foo, $str;
- iseq $bar, 2;
- ok !defined pos ($str);
-
- undef $foo;
- undef $bar;
- pos $str = undef;
- ok $str =~ /b(?{$foo = $_; $bar = pos})c/g;
- iseq $foo, $str;
- iseq $bar, 2;
- iseq pos ($str), 3;
-
- $_ = $str;
- undef $foo;
- undef $bar;
- ok /b(?{$foo = $_; $bar = pos})c/;
- iseq $foo, $str;
- iseq $bar, 2;
-
- undef $foo;
- undef $bar;
- ok /b(?{$foo = $_; $bar = pos})c/g;
- iseq $foo, $str;
- iseq $bar, 2;
- iseq pos, 3;
-
- undef $foo;
- undef $bar;
- pos = undef;
- 1 while /b(?{$foo = $_; $bar = pos})c/g;
- iseq $foo, $str;
- iseq $bar, 2;
- ok !defined pos;
-
- undef $foo;
- undef $bar;
- $_ = 'abcde|abcde';
- ok s/b(?{$foo = $_; $bar = pos})c/x/g;
- iseq $foo, 'abcde|abcde';
- iseq $bar, 8;
- iseq $_, 'axde|axde';
-
- # List context:
- $_ = 'abcde|abcde';
- our @res;
- () = /([ace]).(?{push @res, $1,$2})([ce])(?{push @res, $1,$2})/g;
- @res = map {defined $_ ? "'$_'" : 'undef'} @res;
- iseq "@res", "'a' undef 'a' 'c' 'e' undef 'a' undef 'a' 'c'";
-
- @res = ();
- () = /([ace]).(?{push @res, $`,$&,$'})([ce])(?{push @res, $`,$&,$'})/g;
- @res = map {defined $_ ? "'$_'" : 'undef'} @res;
- iseq "@res", "'' 'ab' 'cde|abcde' " .
- "'' 'abc' 'de|abcde' " .
- "'abcd' 'e|' 'abcde' " .
- "'abcde|' 'ab' 'cde' " .
- "'abcde|' 'abc' 'de'" ;
- }
-
-
- {
- local $Message = '\G anchor checks';
- my $foo = 'aabbccddeeffgg';
- pos ($foo) = 1;
- {
- local $TODO = $running_as_thread;
- no warnings 'uninitialized';
- ok $foo =~ /.\G(..)/g;
- iseq $1, 'ab';
-
- pos ($foo) += 1;
- ok $foo =~ /.\G(..)/g;
- iseq $1, 'cc';
-
- pos ($foo) += 1;
- ok $foo =~ /.\G(..)/g;
- iseq $1, 'de';
-
- ok $foo =~ /\Gef/g;
- }
-
- undef pos $foo;
- ok $foo =~ /\G(..)/g;
- iseq $1, 'aa';
-
- ok $foo =~ /\G(..)/g;
- iseq $1, 'bb';
-
- pos ($foo) = 5;
- ok $foo =~ /\G(..)/g;
- iseq $1, 'cd';
- }
-
-
- {
- $_ = '123x123';
- my @res = /(\d*|x)/g;
- local $" = '|';
- iseq "@res", "123||x|123|", "0 match in alternation";
- }
-
-
- {
- local $Message = "Match against temporaries (created via pp_helem())" .
- " is safe";
- ok {foo => "bar\n" . $^X} -> {foo} =~ /^(.*)\n/g;
- iseq $1, "bar";
- }
-
-
- {
- local $Message = 'package $i inside (?{ }), ' .
- 'saved substrings and changing $_';
- our @a = qw [foo bar];
- our @b = ();
- s/(\w)(?{push @b, $1})/,$1,/g for @a;
- iseq "@b", "f o o b a r";
- iseq "@a", ",f,,o,,o, ,b,,a,,r,";
-
- local $Message = 'lexical $i inside (?{ }), ' .
- 'saved substrings and changing $_';
- no warnings 'closure';
- my @c = qw [foo bar];
- my @d = ();
- s/(\w)(?{push @d, $1})/,$1,/g for @c;
- iseq "@d", "f o o b a r";
- iseq "@c", ",f,,o,,o, ,b,,a,,r,";
- }
-
-
- {
- local $Message = 'Brackets';
- our $brackets;
- $brackets = qr {
- { (?> [^{}]+ | (??{ $brackets }) )* }
- }x;
-
- ok "{{}" =~ $brackets;
- iseq $&, "{}";
- ok "something { long { and } hairy" =~ $brackets;
- iseq $&, "{ and }";
- ok "something { long { and } hairy" =~ m/((??{ $brackets }))/;
- iseq $&, "{ and }";
- }
-
-
- {
- $_ = "a-a\nxbb";
- pos = 1;
- nok m/^-.*bb/mg, '$_ = "a-a\nxbb"; m/^-.*bb/mg';
- }
-
-
- {
- local $Message = '\G anchor checks';
- my $text = "aaXbXcc";
- pos ($text) = 0;
- ok $text !~ /\GXb*X/g;
- }
-
-
- {
- $_ = "xA\n" x 500;
- nok /^\s*A/m, '$_ = "xA\n" x 500; /^\s*A/m"';
-
- my $text = "abc dbf";
- my @res = ($text =~ /.*?(b).*?\b/g);
- iseq "@res", "b b", '\b is not special';
- }
-
-
- {
- local $Message = '\S, [\S], \s, [\s]';
- my @a = map chr, 0 .. 255;
- my @b = grep /\S/, @a;
- my @c = grep /[^\s]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\S/, @a;
- @c = grep /[\S]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\s/, @a;
- @c = grep /[^\S]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\s/, @a;
- @c = grep /[\s]/, @a;
- iseq "@b", "@c";
- }
- {
- local $Message = '\D, [\D], \d, [\d]';
- my @a = map chr, 0 .. 255;
- my @b = grep /\D/, @a;
- my @c = grep /[^\d]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\D/, @a;
- @c = grep /[\D]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\d/, @a;
- @c = grep /[^\D]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\d/, @a;
- @c = grep /[\d]/, @a;
- iseq "@b", "@c";
- }
- {
- local $Message = '\W, [\W], \w, [\w]';
- my @a = map chr, 0 .. 255;
- my @b = grep /\W/, @a;
- my @c = grep /[^\w]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\W/, @a;
- @c = grep /[\W]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\w/, @a;
- @c = grep /[^\W]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\w/, @a;
- @c = grep /[\w]/, @a;
- iseq "@b", "@c";
- }
-
-
- {
- # see if backtracking optimization works correctly
- local $Message = 'Backtrack optimization';
- ok "\n\n" =~ /\n $ \n/x;
- ok "\n\n" =~ /\n* $ \n/x;
- ok "\n\n" =~ /\n+ $ \n/x;
- ok "\n\n" =~ /\n? $ \n/x;
- ok "\n\n" =~ /\n*? $ \n/x;
- ok "\n\n" =~ /\n+? $ \n/x;
- ok "\n\n" =~ /\n?? $ \n/x;
- ok "\n\n" !~ /\n*+ $ \n/x;
- ok "\n\n" !~ /\n++ $ \n/x;
- ok "\n\n" =~ /\n?+ $ \n/x;
- }
-
-
- {
- package S;
- use overload '""' => sub {'Object S'};
- sub new {bless []}
-
- local $Message = "Ref stringification";
- ::ok do { \my $v} =~ /^SCALAR/, "Scalar ref stringification";
- ::ok do {\\my $v} =~ /^REF/, "Ref ref stringification";
- ::ok [] =~ /^ARRAY/, "Array ref stringification";
- ::ok {} =~ /^HASH/, "Hash ref stringification";
- ::ok 'S' -> new =~ /^Object S/, "Object stringification";
- }
-
-
- {
- local $Message = "Test result of match used as match";
- ok 'a1b' =~ ('xyz' =~ /y/);
- iseq $`, 'a';
- ok 'a1b' =~ ('xyz' =~ /t/);
- iseq $`, 'a';
- }
-
-
- {
- local $Message = '"1" is not \s';
- may_not_warn sub {ok ("1\n" x 102) !~ /^\s*\n/m};
- }
-
-
- {
- local $Message = '\s, [[:space:]] and [[:blank:]]';
- my %space = (spc => " ",
- tab => "\t",
- cr => "\r",
- lf => "\n",
- ff => "\f",
- # There's no \v but the vertical tabulator seems miraculously
- # be 11 both in ASCII and EBCDIC.
- vt => chr(11),
- false => "space");
-
- my @space0 = sort grep {$space {$_} =~ /\s/ } keys %space;
- my @space1 = sort grep {$space {$_} =~ /[[:space:]]/} keys %space;
- my @space2 = sort grep {$space {$_} =~ /[[:blank:]]/} keys %space;
-
- iseq "@space0", "cr ff lf spc tab";
- iseq "@space1", "cr ff lf spc tab vt";
- iseq "@space2", "spc tab";
- }
-
{
local $BugId = '20000731.001';
ok undef =~ /^([^\/]*)(.*)$/, "Used to cause a SEGV";
}
-
- SKIP:
- {
- local $Message = '\C matches octet';
- $_ = "a\x{100}b";
- ok /(.)(\C)(\C)(.)/ or skip q [\C doesn't match], 4;
- iseq $1, "a";
- if ($IS_ASCII) { # ASCII (or equivalent), should be UTF-8
- iseq $2, "\xC4";
- iseq $3, "\x80";
- }
- elsif ($IS_EBCDIC) { # EBCDIC (or equivalent), should be UTF-EBCDIC
- iseq $2, "\x8C";
- iseq $3, "\x41";
- }
- else {
- SKIP: {
- ok 0, "Unexpected platform", "ord ('A') = $ordA";
- skip "Unexpected platform";
- }
- }
- iseq $4, "b";
- }
-
-
- SKIP:
- {
- local $Message = '\C matches octet';
- $_ = "\x{100}";
- ok /(\C)/g or skip q [\C doesn't match], 2;
- if ($IS_ASCII) {
- iseq $1, "\xC4";
- }
- elsif ($IS_EBCDIC) {
- iseq $1, "\x8C";
- }
- else {
- ok 0, "Unexpected platform", "ord ('A') = $ordA";
- }
- ok /(\C)/g or skip q [\C doesn't match];
- if ($IS_ASCII) {
- iseq $1, "\x80";
- }
- elsif ($IS_EBCDIC) {
- iseq $1, "\x41";
- }
- else {
- ok 0, "Unexpected platform", "ord ('A') = $ordA";
- }
- }
-
-
- {
- # Japhy -- added 03/03/2001
- () = (my $str = "abc") =~ /(...)/;
- $str = "def";
- iseq $1, "abc", 'Changing subject does not modify $1';
- }
-
-
- SKIP:
- {
- # The trick is that in EBCDIC the explicit numeric range should
- # match (as also in non-EBCDIC) but the explicit alphabetic range
- # should not match.
- ok "\x8e" =~ /[\x89-\x91]/, '"\x8e" =~ /[\x89-\x91]/';
- ok "\xce" =~ /[\xc9-\xd1]/, '"\xce" =~ /[\xc9-\xd1]/';
-
- skip "Not an EBCDIC platform", 2 unless ord ('i') == 0x89 &&
- ord ('J') == 0xd1;
-
- # In most places these tests would succeed since \x8e does not
- # in most character sets match 'i' or 'j' nor would \xce match
- # 'I' or 'J', but strictly speaking these tests are here for
- # the good of EBCDIC, so let's test these only there.
- nok "\x8e" !~ /[i-j]/, '"\x8e" !~ /[i-j]/';
- nok "\xce" !~ /[I-J]/, '"\xce" !~ /[I-J]/';
- }
-
-
- {
- ok "\x{ab}" =~ /\x{ab}/, '"\x{ab}" =~ /\x{ab}/ ';
- ok "\x{abcd}" =~ /\x{abcd}/, '"\x{abcd}" =~ /\x{abcd}/';
- }
-
-
{
local $Message = 'bug id 20001008.001';
{
- local $Message = 'Test \x escapes';
- ok "ba\xd4c" =~ /([a\xd4]+)/ && $1 eq "a\xd4";
- ok "ba\xd4c" =~ /([a\xd4]+)/ && $1 eq "a\x{d4}";
- ok "ba\x{d4}c" =~ /([a\xd4]+)/ && $1 eq "a\x{d4}";
- ok "ba\x{d4}c" =~ /([a\xd4]+)/ && $1 eq "a\xd4";
- ok "ba\xd4c" =~ /([a\x{d4}]+)/ && $1 eq "a\xd4";
- ok "ba\xd4c" =~ /([a\x{d4}]+)/ && $1 eq "a\x{d4}";
- ok "ba\x{d4}c" =~ /([a\x{d4}]+)/ && $1 eq "a\x{d4}";
- ok "ba\x{d4}c" =~ /([a\x{d4}]+)/ && $1 eq "a\xd4";
- }
-
-
- {
local $BugId = '20001028.003';
# Fist half of the bug.
}
- SKIP:
- {
- local $Message = 'Match code points > 255';
- $_ = "abc\x{100}\x{200}\x{300}\x{380}\x{400}defg";
- ok /(.\x{300})./ or skip "No match", 4;
- ok $` eq "abc\x{100}" && length ($`) == 4;
- ok $& eq "\x{200}\x{300}\x{380}" && length ($&) == 3;
- ok $' eq "\x{400}defg" && length ($') == 5;
- ok $1 eq "\x{200}\x{300}" && length ($1) == 2;
- }
-
-
{
# The original bug report had 'no utf8' here but that was irrelevant.
local $BugId = '20010306.008';
}
}
-
- {
- my $x = "\x{10FFFD}";
- $x =~ s/(.)/$1/g;
- ok ord($x) == 0x10FFFD && length($x) == 1, "From Robin Houston";
- }
-
-
- {
- my %d = (
- "7f" => [0, 0, 0],
- "80" => [1, 1, 0],
- "ff" => [1, 1, 0],
- "100" => [0, 1, 1],
- );
- SKIP:
- while (my ($code, $match) = each %d) {
- local $Message = "Properties of \\x$code";
- my $char = eval qq ["\\x{$code}"];
- my $i = 0;
- ok (($char =~ /[\x80-\xff]/) xor !$$match [$i ++]);
- ok (($char =~ /[\x80-\x{100}]/) xor !$$match [$i ++]);
- ok (($char =~ /[\x{100}]/) xor !$$match [$i ++]);
- }
- }
-
-
- {
- # From Japhy
- local $Message;
- must_warn 'qr/(?c)/', '^Useless \(\?c\)';
- must_warn 'qr/(?-c)/', '^Useless \(\?-c\)';
- must_warn 'qr/(?g)/', '^Useless \(\?g\)';
- must_warn 'qr/(?-g)/', '^Useless \(\?-g\)';
- must_warn 'qr/(?o)/', '^Useless \(\?o\)';
- must_warn 'qr/(?-o)/', '^Useless \(\?-o\)';
-
- # Now test multi-error regexes
- must_warn 'qr/(?g-o)/', '^Useless \(\?g\).*\nUseless \(\?-o\)';
- must_warn 'qr/(?g-c)/', '^Useless \(\?g\).*\nUseless \(\?-c\)';
- # (?c) means (?g) error won't be thrown
- must_warn 'qr/(?o-cg)/', '^Useless \(\?o\).*\nUseless \(\?-c\)';
- must_warn 'qr/(?ogc)/', '^Useless \(\?o\).*\nUseless \(\?g\).*\n' .
- 'Useless \(\?c\)';
- }
-
-
- {
- local $Message = "/x tests";
- $_ = "foo";
- eval_ok <<" --";
- /f
- o\r
- o
- \$
- /x
- --
- eval_ok <<" --";
- /f
- o
- o
- \$\r
- /x
- --
- }
-
-
- {
- local $Message = "/o feature";
- sub test_o {$_ [0] =~ /$_[1]/o; return $1}
- iseq test_o ('abc', '(.)..'), 'a';
- iseq test_o ('abc', '..(.)'), 'a';
- }
-
-
{
local $BugId = "20010619.003";
# Amazingly vertical tabulator is the same in ASCII and EBCDIC.
}
- {
- # Test basic $^N usage outside of a regex
- local $Message = '$^N usage outside of a regex';
- my $x = "abcdef";
- ok ($x =~ /cde/ and !defined $^N);
- ok ($x =~ /(cde)/ and $^N eq "cde");
- ok ($x =~ /(c)(d)(e)/ and $^N eq "e");
- ok ($x =~ /(c(d)e)/ and $^N eq "cde");
- ok ($x =~ /(foo)|(c(d)e)/ and $^N eq "cde");
- ok ($x =~ /(c(d)e)|(foo)/ and $^N eq "cde");
- ok ($x =~ /(c(d)e)|(abc)/ and $^N eq "abc");
- ok ($x =~ /(c(d)e)|(abc)x/ and $^N eq "cde");
- ok ($x =~ /(c(d)e)(abc)?/ and $^N eq "cde");
- ok ($x =~ /(?:c(d)e)/ and $^N eq "d");
- ok ($x =~ /(?:c(d)e)(?:f)/ and $^N eq "d");
- ok ($x =~ /(?:([abc])|([def]))*/ and $^N eq "f");
- ok ($x =~ /(?:([ace])|([bdf]))*/ and $^N eq "f");
- ok ($x =~ /(([ace])|([bd]))*/ and $^N eq "e");
- {ok ($x =~ /(([ace])|([bdf]))*/ and $^N eq "f");}
- ## Test to see if $^N is automatically localized -- it should now
- ## have the value set in the previous test.
- iseq $^N, "e", '$^N is automatically localized';
-
- # Now test inside (?{ ... })
- local $Message = '$^N usage inside (?{ ... })';
- our ($y, $z);
- ok ($x =~ /a([abc])(?{$y=$^N})c/ and $y eq "b");
- ok ($x =~ /a([abc]+)(?{$y=$^N})d/ and $y eq "bc");
- ok ($x =~ /a([abcdefg]+)(?{$y=$^N})d/ and $y eq "bc");
- ok ($x =~ /(a([abcdefg]+)(?{$y=$^N})d)(?{$z=$^N})e/ and $y eq "bc"
- and $z eq "abcd");
- ok ($x =~ /(a([abcdefg]+)(?{$y=$^N})de)(?{$z=$^N})/ and $y eq "bc"
- and $z eq "abcde");
-
- }
-
-
- SKIP:
- {
- ## Should probably put in tests for all the POSIX stuff,
- ## but not sure how to guarantee a specific locale......
-
- skip "Not an ASCII platform", 2 unless $IS_ASCII;
- local $Message = 'Test [[:cntrl:]]';
- my $AllBytes = join "" => map {chr} 0 .. 255;
- (my $x = $AllBytes) =~ s/[[:cntrl:]]//g;
- iseq $x, join "", map {chr} 0x20 .. 0x7E, 0x80 .. 0xFF;
-
- ($x = $AllBytes) =~ s/[^[:cntrl:]]//g;
- iseq $x, join "", map {chr} 0x00 .. 0x1F, 0x7F;
- }
-
-
- {
- # With /s modifier UTF8 chars were interpreted as bytes
- local $Message = "UTF-8 chars aren't bytes";
- my $a = "Hello \x{263A} World";
- my @a = ($a =~ /./gs);
- iseq $#a, 12;
- }
-
-
- {
- local $Message = '. matches \n with /s';
- my $str1 = "foo\nbar";
- my $str2 = "foo\n\x{100}bar";
- my ($a, $b) = map {chr} $IS_ASCII ? (0xc4, 0x80) : (0x8c, 0x41);
- my @a;
- @a = $str1 =~ /./g; iseq @a, 6; iseq "@a", "f o o b a r";
- @a = $str1 =~ /./gs; iseq @a, 7; iseq "@a", "f o o \n b a r";
- @a = $str1 =~ /\C/g; iseq @a, 7; iseq "@a", "f o o \n b a r";
- @a = $str1 =~ /\C/gs; iseq @a, 7; iseq "@a", "f o o \n b a r";
- @a = $str2 =~ /./g; iseq @a, 7; iseq "@a", "f o o \x{100} b a r";
- @a = $str2 =~ /./gs; iseq @a, 8; iseq "@a", "f o o \n \x{100} b a r";
- @a = $str2 =~ /\C/g; iseq @a, 9; iseq "@a", "f o o \n $a $b b a r";
- @a = $str2 =~ /\C/gs; iseq @a, 9; iseq "@a", "f o o \n $a $b b a r";
- }
-
{
# [ID 20010814.004] pos() doesn't work when using =~m// in list context
::ok length ($y) == 2 && $y eq $x;
}
-
- {
- no warnings 'digit';
- # Check that \x## works. 5.6.1 and 5.005_03 fail some of these.
- my $x;
- $x = "\x4e" . "E";
- ok ($x =~ /^\x4EE$/, "Check only 2 bytes of hex are matched.");
-
- $x = "\x4e" . "i";
- ok ($x =~ /^\x4Ei$/, "Check that invalid hex digit stops it (2)");
-
- $x = "\x4" . "j";
- ok ($x =~ /^\x4j$/, "Check that invalid hex digit stops it (1)");
-
- $x = "\x0" . "k";
- ok ($x =~ /^\xk$/, "Check that invalid hex digit stops it (0)");
-
- $x = "\x0" . "x";
- ok ($x =~ /^\xx$/, "\\xx isn't to be treated as \\0");
-
- $x = "\x0" . "xa";
- ok ($x =~ /^\xxa$/, "\\xxa isn't to be treated as \\xa");
-
- $x = "\x9" . "_b";
- ok ($x =~ /^\x9_b$/, "\\x9_b isn't to be treated as \\x9b");
-
- # and now again in [] ranges
-
- $x = "\x4e" . "E";
- ok ($x =~ /^[\x4EE]{2}$/, "Check only 2 bytes of hex are matched.");
-
- $x = "\x4e" . "i";
- ok ($x =~ /^[\x4Ei]{2}$/, "Check that invalid hex digit stops it (2)");
-
- $x = "\x4" . "j";
- ok ($x =~ /^[\x4j]{2}$/, "Check that invalid hex digit stops it (1)");
-
- $x = "\x0" . "k";
- ok ($x =~ /^[\xk]{2}$/, "Check that invalid hex digit stops it (0)");
-
- $x = "\x0" . "x";
- ok ($x =~ /^[\xx]{2}$/, "\\xx isn't to be treated as \\0");
-
- $x = "\x0" . "xa";
- ok ($x =~ /^[\xxa]{3}$/, "\\xxa isn't to be treated as \\xa");
-
- $x = "\x9" . "_b";
- ok ($x =~ /^[\x9_b]{3}$/, "\\x9_b isn't to be treated as \\x9b");
-
- # Check that \x{##} works. 5.6.1 fails quite a few of these.
-
- $x = "\x9b";
- ok ($x =~ /^\x{9_b}$/, "\\x{9_b} is to be treated as \\x9b");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^\x{9_b}y$/, "\\x{9_b} is to be treated as \\x9b (again)");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^\x{9b_}y$/, "\\x{9b_} is to be treated as \\x9b");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^\x{9_bq}y$/, "\\x{9_bc} is to be treated as \\x9b");
-
- $x = "\x0" . "y";
- ok ($x =~ /^\x{x9b}y$/, "\\x{x9b} is to be treated as \\x0");
-
- $x = "\x0" . "y";
- ok ($x =~ /^\x{0x9b}y$/, "\\x{0x9b} is to be treated as \\x0");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^\x{09b}y$/, "\\x{09b} is to be treated as \\x9b");
-
- $x = "\x9b";
- ok ($x =~ /^[\x{9_b}]$/, "\\x{9_b} is to be treated as \\x9b");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^[\x{9_b}y]{2}$/,
- "\\x{9_b} is to be treated as \\x9b (again)");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^[\x{9b_}y]{2}$/, "\\x{9b_} is to be treated as \\x9b");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^[\x{9_bq}y]{2}$/, "\\x{9_bc} is to be treated as \\x9b");
-
- $x = "\x0" . "y";
- ok ($x =~ /^[\x{x9b}y]{2}$/, "\\x{x9b} is to be treated as \\x0");
-
- $x = "\x0" . "y";
- ok ($x =~ /^[\x{0x9b}y]{2}$/, "\\x{0x9b} is to be treated as \\x0");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^[\x{09b}y]{2}$/, "\\x{09b} is to be treated as \\x9b");
-
- }
-
-
{
# High bit bug -- japhy
my $x = "ab\200d";
{
- # The basic character classes and Unicode
- ok "\x{0100}" =~ /\w/, 'LATIN CAPITAL LETTER A WITH MACRON in /\w/';
- ok "\x{0660}" =~ /\d/, 'ARABIC-INDIC DIGIT ZERO in /\d/';
- ok "\x{1680}" =~ /\s/, 'OGHAM SPACE MARK in /\s/';
- }
-
-
- {
- local $Message = "Folding matches and Unicode";
- ok "a\x{100}" =~ /A/i;
- ok "A\x{100}" =~ /a/i;
- ok "a\x{100}" =~ /a/i;
- ok "A\x{100}" =~ /A/i;
- ok "\x{101}a" =~ /\x{100}/i;
- ok "\x{100}a" =~ /\x{100}/i;
- ok "\x{101}a" =~ /\x{101}/i;
- ok "\x{100}a" =~ /\x{101}/i;
- ok "a\x{100}" =~ /A\x{100}/i;
- ok "A\x{100}" =~ /a\x{100}/i;
- ok "a\x{100}" =~ /a\x{100}/i;
- ok "A\x{100}" =~ /A\x{100}/i;
- ok "a\x{100}" =~ /[A]/i;
- ok "A\x{100}" =~ /[a]/i;
- ok "a\x{100}" =~ /[a]/i;
- ok "A\x{100}" =~ /[A]/i;
- ok "\x{101}a" =~ /[\x{100}]/i;
- ok "\x{100}a" =~ /[\x{100}]/i;
- ok "\x{101}a" =~ /[\x{101}]/i;
- ok "\x{100}a" =~ /[\x{101}]/i;
- }
-
-
- {
- use charnames ':full';
- local $Message = "Folding 'LATIN LETTER A WITH GRAVE'";
-
- my $lower = "\N{LATIN SMALL LETTER A WITH GRAVE}";
- my $UPPER = "\N{LATIN CAPITAL LETTER A WITH GRAVE}";
-
- ok $lower =~ m/$UPPER/i;
- ok $UPPER =~ m/$lower/i;
- ok $lower =~ m/[$UPPER]/i;
- ok $UPPER =~ m/[$lower]/i;
-
- local $Message = "Folding 'GREEK LETTER ALPHA WITH VRACHY'";
-
- $lower = "\N{GREEK CAPITAL LETTER ALPHA WITH VRACHY}";
- $UPPER = "\N{GREEK SMALL LETTER ALPHA WITH VRACHY}";
-
- ok $lower =~ m/$UPPER/i;
- ok $UPPER =~ m/$lower/i;
- ok $lower =~ m/[$UPPER]/i;
- ok $UPPER =~ m/[$lower]/i;
-
- local $Message = "Folding 'LATIN LETTER Y WITH DIAERESIS'";
-
- $lower = "\N{LATIN SMALL LETTER Y WITH DIAERESIS}";
- $UPPER = "\N{LATIN CAPITAL LETTER Y WITH DIAERESIS}";
-
- ok $lower =~ m/$UPPER/i;
- ok $UPPER =~ m/$lower/i;
- ok $lower =~ m/[$UPPER]/i;
- ok $UPPER =~ m/[$lower]/i;
- }
-
-
- {
- use charnames ':full';
- local $PatchId = "13843";
- local $Message = "GREEK CAPITAL LETTER SIGMA vs " .
- "COMBINING GREEK PERISPOMENI";
-
- my $SIGMA = "\N{GREEK CAPITAL LETTER SIGMA}";
- my $char = "\N{COMBINING GREEK PERISPOMENI}";
-
- may_not_warn sub {ok "_:$char:_" !~ m/_:$SIGMA:_/i};
- }
-
-
- {
- local $Message = '\X';
- use charnames ':full';
-
- ok "a!" =~ /^(\X)!/ && $1 eq "a";
- ok "\xDF!" =~ /^(\X)!/ && $1 eq "\xDF";
- ok "\x{100}!" =~ /^(\X)!/ && $1 eq "\x{100}";
- ok "\x{100}\x{300}!" =~ /^(\X)!/ && $1 eq "\x{100}\x{300}";
- ok "\N{LATIN CAPITAL LETTER E}!" =~ /^(\X)!/ &&
- $1 eq "\N{LATIN CAPITAL LETTER E}";
- ok "\N{LATIN CAPITAL LETTER E}\N{COMBINING GRAVE ACCENT}!"
- =~ /^(\X)!/ &&
- $1 eq "\N{LATIN CAPITAL LETTER E}\N{COMBINING GRAVE ACCENT}";
-
- local $Message = '\C and \X';
- ok "!abc!" =~ /a\Cc/;
- ok "!abc!" =~ /a\Xc/;
- }
-
-
- {
- local $Message = "Final Sigma";
-
- my $SIGMA = "\x{03A3}"; # CAPITAL
- my $Sigma = "\x{03C2}"; # SMALL FINAL
- my $sigma = "\x{03C3}"; # SMALL
-
- ok $SIGMA =~ /$SIGMA/i;
- ok $SIGMA =~ /$Sigma/i;
- ok $SIGMA =~ /$sigma/i;
-
- ok $Sigma =~ /$SIGMA/i;
- ok $Sigma =~ /$Sigma/i;
- ok $Sigma =~ /$sigma/i;
-
- ok $sigma =~ /$SIGMA/i;
- ok $sigma =~ /$Sigma/i;
- ok $sigma =~ /$sigma/i;
-
- ok $SIGMA =~ /[$SIGMA]/i;
- ok $SIGMA =~ /[$Sigma]/i;
- ok $SIGMA =~ /[$sigma]/i;
-
- ok $Sigma =~ /[$SIGMA]/i;
- ok $Sigma =~ /[$Sigma]/i;
- ok $Sigma =~ /[$sigma]/i;
-
- ok $sigma =~ /[$SIGMA]/i;
- ok $sigma =~ /[$Sigma]/i;
- ok $sigma =~ /[$sigma]/i;
-
- local $Message = "More final Sigma";
-
- my $S3 = "$SIGMA$Sigma$sigma";
-
- ok ":$S3:" =~ /:(($SIGMA)+):/i && $1 eq $S3 && $2 eq $sigma;
- ok ":$S3:" =~ /:(($Sigma)+):/i && $1 eq $S3 && $2 eq $sigma;
- ok ":$S3:" =~ /:(($sigma)+):/i && $1 eq $S3 && $2 eq $sigma;
-
- ok ":$S3:" =~ /:(([$SIGMA])+):/i && $1 eq $S3 && $2 eq $sigma;
- ok ":$S3:" =~ /:(([$Sigma])+):/i && $1 eq $S3 && $2 eq $sigma;
- ok ":$S3:" =~ /:(([$sigma])+):/i && $1 eq $S3 && $2 eq $sigma;
- }
-
-
- {
- use charnames ':full';
- local $Message = "Parlez-Vous " .
- "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais?";
-
- ok "Fran\N{LATIN SMALL LETTER C}ais" =~ /Fran.ais/ &&
- $& eq "Francais";
- ok "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais" =~ /Fran.ais/ &&
- $& eq "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais";
- ok "Fran\N{LATIN SMALL LETTER C}ais" =~ /Fran\Cais/ &&
- $& eq "Francais";
- # COMBINING CEDILLA is two bytes when encoded
- ok "Franc\N{COMBINING CEDILLA}ais" =~ /Franc\C\Cais/;
- ok "Fran\N{LATIN SMALL LETTER C}ais" =~ /Fran\Xais/ &&
- $& eq "Francais";
- ok "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais" =~ /Fran\Xais/ &&
- $& eq "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais";
- ok "Franc\N{COMBINING CEDILLA}ais" =~ /Fran\Xais/ &&
- $& eq "Franc\N{COMBINING CEDILLA}ais";
- ok "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais" =~
- /Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais/ &&
- $& eq "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais";
- ok "Franc\N{COMBINING CEDILLA}ais" =~ /Franc\N{COMBINING CEDILLA}ais/ &&
- $& eq "Franc\N{COMBINING CEDILLA}ais";
-
- my @f = (
- ["Fran\N{LATIN SMALL LETTER C}ais", "Francais"],
- ["Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais",
- "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais"],
- ["Franc\N{COMBINING CEDILLA}ais", "Franc\N{COMBINING CEDILLA}ais"],
- );
- foreach my $entry (@f) {
- my ($subject, $match) = @$entry;
- ok $subject =~ /Fran(?:c\N{COMBINING CEDILLA}?|
- \N{LATIN SMALL LETTER C WITH CEDILLA})ais/x &&
- $& eq $match;
- }
- }
-
-
- {
- local $Message = "Lingering (and useless) UTF8 flag doesn't mess up /i";
- my $pat = "ABcde";
- my $str = "abcDE\x{100}";
- chop $str;
- ok $str =~ /$pat/i;
-
- $pat = "ABcde\x{100}";
- $str = "abcDE";
- chop $pat;
- ok $str =~ /$pat/i;
-
- $pat = "ABcde\x{100}";
- $str = "abcDE\x{100}";
- chop $pat;
- chop $str;
- ok $str =~ /$pat/i;
- }
-
-
- {
- use charnames ':full';
- local $Message = "LATIN SMALL LETTER SHARP S " .
- "(\N{LATIN SMALL LETTER SHARP S})";
-
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /\N{LATIN SMALL LETTER SHARP S}/;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /\N{LATIN SMALL LETTER SHARP S}/i;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /[\N{LATIN SMALL LETTER SHARP S}]/;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /[\N{LATIN SMALL LETTER SHARP S}]/i;
-
- ok "ss" =~ /\N{LATIN SMALL LETTER SHARP S}/i;
- ok "SS" =~ /\N{LATIN SMALL LETTER SHARP S}/i;
- ok "ss" =~ /[\N{LATIN SMALL LETTER SHARP S}]/i;
- ok "SS" =~ /[\N{LATIN SMALL LETTER SHARP S}]/i;
-
- ok "\N{LATIN SMALL LETTER SHARP S}" =~ /ss/i;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~ /SS/i;
-
- local $Message = "Unoptimized named sequence in class";
- ok "ss" =~ /[\N{LATIN SMALL LETTER SHARP S}x]/i;
- ok "SS" =~ /[\N{LATIN SMALL LETTER SHARP S}x]/i;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /[\N{LATIN SMALL LETTER SHARP S}x]/;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /[\N{LATIN SMALL LETTER SHARP S}x]/i;
- }
-
-
- {
- # More whitespace: U+0085, U+2028, U+2029\n";
-
- # U+0085, U+00A0 need to be forced to be Unicode, the \x{100} does that.
- SKIP: {
- skip "EBCDIC platform", 4 if $IS_EBCDIC;
- # Do \x{0015} and \x{0041} match \s in EBCDIC?
- ok "<\x{100}\x{0085}>" =~ /<\x{100}\s>/, '\x{0085} in \s';
- ok "<\x{0085}>" =~ /<\v>/, '\x{0085} in \v';
- ok "<\x{100}\x{00A0}>" =~ /<\x{100}\s>/, '\x{00A0} in \s';
- ok "<\x{00A0}>" =~ /<\h>/, '\x{00A0} in \h';
- }
- my @h = map {sprintf "%05x" => $_} 0x01680, 0x0180E, 0x02000 .. 0x0200A,
- 0x0202F, 0x0205F, 0x03000;
- my @v = map {sprintf "%05x" => $_} 0x02028, 0x02029;
-
- my @H = map {sprintf "%05x" => $_} 0x01361, 0x0200B, 0x02408, 0x02420,
- 0x0303F, 0xE0020;
- my @V = map {sprintf "%05x" => $_} 0x0008A .. 0x0008D, 0x00348, 0x10100,
- 0xE005F, 0xE007C;
-
- for my $hex (@h) {
- my $str = eval qq ["<\\x{$hex}>"];
- ok $str =~ /<\s>/, "\\x{$hex} in \\s";
- ok $str =~ /<\h>/, "\\x{$hex} in \\h";
- ok $str !~ /<\v>/, "\\x{$hex} not in \\v";
- }
-
- for my $hex (@v) {
- my $str = eval qq ["<\\x{$hex}>"];
- ok $str =~ /<\s>/, "\\x{$hex} in \\s";
- ok $str =~ /<\v>/, "\\x{$hex} in \\v";
- ok $str !~ /<\h>/, "\\x{$hex} not in \\h";
- }
-
- for my $hex (@H) {
- my $str = eval qq ["<\\x{$hex}>"];
- ok $str =~ /<\S>/, "\\x{$hex} in \\S";
- ok $str =~ /<\H>/, "\\x{$hex} in \\H";
- }
-
- for my $hex (@V) {
- my $str = eval qq ["<\\x{$hex}>"];
- ok $str =~ /<\S>/, "\\x{$hex} in \\S";
- ok $str =~ /<\V>/, "\\x{$hex} in \\V";
- }
- }
-
-
- {
- # . with /s should work on characters, as opposed to bytes
- local $Message = ". with /s works on characters, not bytes";
-
- my $s = "\x{e4}\x{100}";
- # This is not expected to match: the point is that
- # neither should we get "Malformed UTF-8" warnings.
- may_not_warn sub {$s =~ /\G(.+?)\n/gcs}, "No 'Malformed UTF-8' warning";
-
- my @c;
- push @c => $1 while $s =~ /\G(.)/gs;
-
- local $" = "";
- iseq "@c", $s;
-
- # Test only chars < 256
- my $t1 = "Q003\n\n\x{e4}\x{f6}\n\nQ004\n\n\x{e7}";
- my $r1 = "";
- while ($t1 =~ / \G ( .+? ) \n\s+ ( .+? ) ( $ | \n\s+ ) /xgcs) {
- $r1 .= $1 . $2;
- }
-
- my $t2 = $t1 . "\x{100}"; # Repeat with a larger char
- my $r2 = "";
- while ($t2 =~ / \G ( .+? ) \n\s+ ( .+? ) ( $ | \n\s+ ) /xgcs) {
- $r2 .= $1 . $2;
- }
- $r2 =~ s/\x{100}//;
-
- iseq $r1, $r2;
- }
-
-
- {
- local $Message = "Unicode lookbehind";
- ok "A\x{100}B" =~ /(?<=A.)B/;
- ok "A\x{200}\x{300}B" =~ /(?<=A..)B/;
- ok "\x{400}AB" =~ /(?<=\x{400}.)B/;
- ok "\x{500}\x{600}B" =~ /(?<=\x{500}.)B/;
-
- # Original code also contained:
- # ok "\x{500\x{600}}B" =~ /(?<=\x{500}.)B/;
- # but that looks like a typo.
- }
-
-
- {
local $Message = 'UTF-8 hash keys and /$/';
# http://www.xray.mpe.mpg.de/mailing-lists/perl5-porters
# /2002-01/msg01327.html
{
- local $Message = "No SEGV in s/// and UTF-8";
- my $s = "s#\x{100}" x 4;
- ok $s =~ s/[^\w]/ /g;
- if ( $ENV{PERL_TEST_LEGACY_POSIX_CC} ) {
- iseq $s, "s \x{100}" x 4;
- }
- else {
- iseq $s, "s " x 4;
- }
- }
-
-
- {
- local $Message = "UTF-8 bug (maybe already known?)";
- my $u = "foo";
- $u =~ s/./\x{100}/g;
- iseq $u, "\x{100}\x{100}\x{100}";
-
- $u = "foobar";
- $u =~ s/[ao]/\x{100}/g;
- iseq $u, "f\x{100}\x{100}b\x{100}r";
-
- $u =~ s/\x{100}/e/g;
- iseq $u, "feeber";
- }
-
-
- {
- local $Message = "UTF-8 bug with s///";
- # check utf8/non-utf8 mixtures
- # try to force all float/anchored check combinations
-
- my $c = "\x{100}";
- my $subst;
- for my $re ("xx.*$c", "x.*$c$c", "$c.*xx", "$c$c.*x",
- "xx.*(?=$c)", "(?=$c).*xx",) {
- ok "xxx" !~ /$re/;
- ok +($subst = "xxx") !~ s/$re//;
- }
- for my $re ("xx.*$c*", "$c*.*xx") {
- ok "xxx" =~ /$re/;
- ok +($subst = "xxx") =~ s/$re//;
- iseq $subst, "";
- }
- for my $re ("xxy*", "y*xx") {
- ok "xx$c" =~ /$re/;
- ok +($subst = "xx$c") =~ s/$re//;
- iseq $subst, $c;
- ok "xy$c" !~ /$re/;
- ok +($subst = "xy$c") !~ s/$re//;
- }
- for my $re ("xy$c*z", "x$c*yz") {
- ok "xyz" =~ /$re/;
- ok +($subst = "xyz") =~ s/$re//;
- iseq $subst, "";
- }
- }
-
-
- {
- local $Message = "qr /.../x";
- my $R = qr / A B C # D E/x;
- ok "ABCDE" =~ $R && $& eq "ABC";
- ok "ABCDE" =~ /$R/ && $& eq "ABC";
- ok "ABCDE" =~ m/$R/ && $& eq "ABC";
- ok "ABCDE" =~ /($R)/ && $1 eq "ABC";
- ok "ABCDE" =~ m/($R)/ && $1 eq "ABC";
- }
-
-
- {
local $BugId = "20020412.005";
local $Message = "Correct pmop flags checked when empty pattern";
{
- local $\;
- $_ = 'aaaaaaaaaa';
- utf8::upgrade($_); chop $_; $\="\n";
- ok /[^\s]+/, 'm/[^\s]/ utf8';
- ok /[^\d]+/, 'm/[^\d]/ utf8';
- ok +($a = $_, $_ =~ s/[^\s]+/./g), 's/[^\s]/ utf8';
- ok +($a = $_, $a =~ s/[^\d]+/./g), 's/[^\s]/ utf8';
- }
-
-
- {
local $BugId = '15397';
local $Message = 'UTF-8 matching';
ok "\x{100}" =~ /\x{100}/;
{
- ok "\x{100}\n" =~ /\x{100}\n$/, "UTF-8 length cache and fbm_compile";
- }
-
-
- {
- package Str;
- use overload q /""/ => sub {${$_ [0]};};
- sub new {my ($c, $v) = @_; bless \$v, $c;}
-
- package main;
- $_ = Str -> new ("a\x{100}/\x{100}b");
- ok join (":", /\b(.)\x{100}/g) eq "a:/", "re_intuit_start and PL_bostr";
- }
-
-
- {
local $BugId = '17757';
$_ = "code: 'x' { '...' }\n"; study;
my @x; push @x, $& while m/'[^\']*'/gx;
{
- my $re = qq /^([^X]*)X/;
- utf8::upgrade ($re);
- ok "\x{100}X" =~ /$re/, "S_cl_and ANYOF_UNICODE & ANYOF_INVERTED";
- }
-
-
- {
local $BugId = '22354';
sub func ($) {
ok "a\nb" !~ /^b/, "Propagated modifier; $_[0]";
{
- ok "123\x{100}" =~ /^.*1.*23\x{100}$/,
- 'UTF-8 + multiple floating substr';
- }
-
-
- {
- local $Message = '<20030808193656.5109.1@llama.ni-s.u-net.com>';
-
- # LATIN SMALL/CAPITAL LETTER A WITH MACRON
- ok " \x{101}" =~ qr/\x{100}/i;
-
- # LATIN SMALL/CAPITAL LETTER A WITH RING BELOW
- ok " \x{1E01}" =~ qr/\x{1E00}/i;
-
- # DESERET SMALL/CAPITAL LETTER LONG I
- ok " \x{10428}" =~ qr/\x{10400}/i;
-
- # LATIN SMALL/CAPITAL LETTER A WITH RING BELOW + 'X'
- ok " \x{1E01}x" =~ qr/\x{1E00}X/i;
- }
-
-
- {
# [perl #23769] Unicode regex broken on simple example
# regrepeat() didn't handle UTF-8 EXACT case right.
local $BugId = '23769';
{
- for (120 .. 130) {
- my $head = 'x' x $_;
- local $Message = q [Don't misparse \x{...} in regexp ] .
- q [near 127 char EXACT limit];
- for my $tail ('\x{0061}', '\x{1234}', '\x61') {
- eval_ok qq ["$head$tail" =~ /$head$tail/];
- }
- local $Message = q [Don't misparse \N{...} in regexp ] .
- q [near 127 char EXACT limit];
- for my $tail ('\N{SNOWFLAKE}') {
- eval_ok qq [use charnames ':full';
- "$head$tail" =~ /$head$tail/];
- }
- }
- }
-
-
- {
# perl panic: pp_match start/end pointers
local $BugId = '25269';
iseq "a-bc", eval {my ($x, $y) = "bca" =~ /^(?=.*(a)).*(bc)/; "$x-$y"},
{
- # perl #28532: optional zero-width match at end of string is ignored
- local $BugId = '28532';
- ok "abc" =~ /^abc(\z)?/ && defined($1),
- 'Optional zero-width match at end of string';
- ok "abc" =~ /^abc(\z)??/ && !defined($1),
- 'Optional zero-width match at end of string';
- }
-
-
-
- { # TRIE related
- our @got = ();
- "words" =~ /(word|word|word)(?{push @got, $1})s$/;
- iseq @got, 1, "TRIE optimation";
-
- @got = ();
- "words" =~ /(word|word|word)(?{push @got,$1})s$/i;
- iseq @got, 1,"TRIEF optimisation";
-
- my @nums = map {int rand 1000} 1 .. 100;
- my $re = "(" . (join "|", @nums) . ")";
- $re = qr/\b$re\b/;
-
- foreach (@nums) {
- ok $_ =~ /$re/, "Trie nums";
- }
-
- $_ = join " ", @nums;
- @got = ();
- push @got, $1 while /$re/g;
-
- my %count;
- $count {$_} ++ for @got;
- my $ok = 1;
- for (@nums) {
- $ok = 0 if --$count {$_} < 0;
- }
- ok $ok, "Trie min count matches";
- }
-
-
- {
- # TRIE related
- # LATIN SMALL/CAPITAL LETTER A WITH MACRON
- ok "foba \x{101}foo" =~ qr/(foo|\x{100}foo|bar)/i &&
- $1 eq "\x{101}foo",
- "TRIEF + LATIN SMALL/CAPITAL LETTER A WITH MACRON";
-
- # LATIN SMALL/CAPITAL LETTER A WITH RING BELOW
- ok "foba \x{1E01}foo" =~ qr/(foo|\x{1E00}foo|bar)/i &&
- $1 eq "\x{1E01}foo",
- "TRIEF + LATIN SMALL/CAPITAL LETTER A WITH RING BELOW";
-
- # DESERET SMALL/CAPITAL LETTER LONG I
- ok "foba \x{10428}foo" =~ qr/(foo|\x{10400}foo|bar)/i &&
- $1 eq "\x{10428}foo",
- "TRIEF + DESERET SMALL/CAPITAL LETTER LONG I";
-
- # LATIN SMALL/CAPITAL LETTER A WITH RING BELOW + 'X'
- ok "foba \x{1E01}xfoo" =~ qr/(foo|\x{1E00}Xfoo|bar)/i &&
- $1 eq "\x{1E01}xfoo",
- "TRIEF + LATIN SMALL/CAPITAL LETTER A WITH RING BELOW + 'X'";
-
- use charnames ':full';
-
- my $s = "\N{LATIN SMALL LETTER SHARP S}";
- ok "foba ba$s" =~ qr/(foo|Ba$s|bar)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ ss";
- ok "foba ba$s" =~ qr/(Ba$s|foo|bar)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ ss";
- ok "foba ba$s" =~ qr/(foo|bar|Ba$s)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ ss";
-
- ok "foba ba$s" =~ qr/(foo|Bass|bar)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ ss";
-
- ok "foba ba$s" =~ qr/(foo|BaSS|bar)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ SS";
-
- ok "foba ba${s}pxySS$s$s" =~ qr/(b(?:a${s}t|a${s}f|a${s}p)[xy]+$s*)/i
- && $1 eq "ba${s}pxySS$s$s",
- "COMMON PREFIX TRIEF + LATIN SMALL LETTER SHARP S";
+ # perl #28532: optional zero-width match at end of string is ignored
+ local $BugId = '28532';
+ ok "abc" =~ /^abc(\z)?/ && defined($1),
+ 'Optional zero-width match at end of string';
+ ok "abc" =~ /^abc(\z)??/ && !defined($1),
+ 'Optional zero-width match at end of string';
}
- SKIP:
- {
- print "# Set PERL_SKIP_PSYCHO_TEST to skip this test\n";
- my @normal = qw [the are some normal words];
-
- skip "Skipped Psycho", 2 * @normal if $ENV {PERL_SKIP_PSYCHO_TEST};
-
- local $" = "|";
-
- my @psycho = (@normal, map chr $_, 255 .. 20000);
- my $psycho1 = "@psycho";
- for (my $i = @psycho; -- $i;) {
- my $j = int rand (1 + $i);
- @psycho [$i, $j] = @psycho [$j, $i];
- }
- my $psycho2 = "@psycho";
-
- foreach my $word (@normal) {
- ok $word =~ /($psycho1)/ && $1 eq $word, 'Psycho';
- ok $word =~ /($psycho2)/ && $1 eq $word, 'Psycho';
- }
- }
-
{
local $BugId = '36207';
{
+ local $PatchId = '26410';
{
package wooosh;
sub gloople {"!"}
{
- BEGIN {
- unshift @INC, 'lib';
- }
- use Cname;
-
- ok 'fooB' =~ /\N{foo}[\N{B}\N{b}]/, "Passthrough charname";
- my $test = 1233;
- #
- # Why doesn't must_warn work here?
- #
- my $w;
- local $SIG {__WARN__} = sub {$w .= "@_"};
- eval 'q(xxWxx) =~ /[\N{WARN}]/';
- ok $w && $w =~ /^Ignoring excess chars from/,
- "Ignoring excess chars warning";
-
- undef $w;
- eval q [ok "\0" !~ /[\N{EMPTY-STR}XY]/,
- "Zerolength charname in charclass doesn't match \\0"];
- ok $w && $w =~ /^Ignoring zero length/,
- 'Ignoring zero length \N{%} in character class warning';
-
- ok 'AB' =~ /(\N{EVIL})/ && $1 eq 'A', 'Charname caching $1';
- ok 'ABC' =~ /(\N{EVIL})/, 'Charname caching $1';
- ok 'xy' =~ /x\N{EMPTY-STR}y/,
- 'Empty string charname produces NOTHING node';
- ok '' =~ /\N{EMPTY-STR}/,
- 'Empty string charname produces NOTHING node';
-
- }
-
-
- {
- use charnames ':full';
-
- ok 'aabc' !~ /a\N{PLUS SIGN}b/, '/a\N{PLUS SIGN}b/ against aabc';
- ok 'a+bc' =~ /a\N{PLUS SIGN}b/, '/a\N{PLUS SIGN}b/ against a+bc';
-
- ok ' A B' =~ /\N{SPACE}\N{U+0041}\N{SPACE}\N{U+0042}/,
- 'Intermixed named and unicode escapes';
- ok "\N{SPACE}\N{U+0041}\N{SPACE}\N{U+0042}" =~
- /\N{SPACE}\N{U+0041}\N{SPACE}\N{U+0042}/,
- 'Intermixed named and unicode escapes';
- ok "\N{SPACE}\N{U+0041}\N{SPACE}\N{U+0042}" =~
- /[\N{SPACE}\N{U+0041}][\N{SPACE}\N{U+0042}]/,
- 'Intermixed named and unicode escapes';
- }
-
-
- {
- our $brackets;
- $brackets = qr{
- { (?> [^{}]+ | (??{ $brackets }) )* }
- }x;
-
- ok "{b{c}d" !~ m/^((??{ $brackets }))/, "Bracket mismatch";
-
- SKIP: {
- our @stack = ();
- my @expect = qw(
- stuff1
- stuff2
- <stuff1>and<stuff2>
- right
- <right>
- <<right>>
- <<<right>>>
- <<stuff1>and<stuff2>><<<<right>>>>
- );
-
- local $_ = '<<<stuff1>and<stuff2>><<<<right>>>>>';
- ok /^(<((?:(?>[^<>]+)|(?1))*)>(?{push @stack, $2 }))$/,
- "Recursion matches";
- iseq @stack, @expect, "Right amount of matches"
- or skip "Won't test individual results as count isn't equal",
- 0 + @expect;
- my $idx = 0;
- foreach my $expect (@expect) {
- iseq $stack [$idx], $expect,
- "Expecting '$expect' at stack pos #$idx";
- $idx ++;
- }
- }
- }
-
-
- {
- my $s = '123453456';
- $s =~ s/(?<digits>\d+)\k<digits>/$+{digits}/;
- ok $s eq '123456', 'Named capture (angle brackets) s///';
- $s = '123453456';
- $s =~ s/(?'digits'\d+)\k'digits'/$+{digits}/;
- ok $s eq '123456', 'Named capture (single quotes) s///';
- }
-
-
- {
- my @ary = (
- pack('U', 0x00F1), # n-tilde
- '_'.pack('U', 0x00F1), # _ + n-tilde
- 'c'.pack('U', 0x0327), # c + cedilla
- pack('U*', 0x00F1, 0x0327), # n-tilde + cedilla
- 'a'.pack('U', 0x00B2), # a + superscript two
- pack('U', 0x0391), # ALPHA
- pack('U', 0x0391).'2', # ALPHA + 2
- pack('U', 0x0391).'_', # ALPHA + _
- );
-
- for my $uni (@ary) {
- my ($r1, $c1, $r2, $c2) = eval qq {
- use utf8;
- scalar ("..foo foo.." =~ /(?'${uni}'foo) \\k'${uni}'/),
- \$+{${uni}},
- scalar ("..bar bar.." =~ /(?<${uni}>bar) \\k<${uni}>/),
- \$+{${uni}};
- };
- ok $r1, "Named capture UTF (?'')";
- ok defined $c1 && $c1 eq 'foo', "Named capture UTF \%+";
- ok $r2, "Named capture UTF (?<>)";
- ok defined $c2 && $c2 eq 'bar', "Named capture UTF \%+";
- }
- }
-
-
- {
+ local $BugId = '50496';
my $s = 'foo bar baz';
my (@k, @v, @fetch, $res);
my $count = 0;
{
- my $s = 'foo bar baz';
- my @res;
- if ('1234' =~ /(?<A>1)(?<B>2)(?<A>3)(?<B>4)/) {
- foreach my $name (sort keys(%-)) {
- my $ary = $- {$name};
- foreach my $idx (0 .. $#$ary) {
- push @res, "$name:$idx:$ary->[$idx]";
- }
- }
- }
- my @expect = qw (A:0:1 A:1:3 B:0:2 B:1:4);
- iseq "@res", "@expect", "Check %-";
- eval'
- no warnings "uninitialized";
- print for $- {this_key_doesnt_exist};
- ';
- ok !$@,'lvalue $- {...} should not throw an exception';
- }
-
-
- SKIP:
- {
- # stress test CURLYX/WHILEM.
- #
- # This test includes varying levels of nesting, and according to
- # profiling done against build 28905, exercises every code line in the
- # CURLYX and WHILEM blocks, except those related to LONGJMP, the
- # super-linear cache and warnings. It executes about 0.5M regexes
-
- skip "No psycho tests" if $ENV {PERL_SKIP_PSYCHO_TEST};
- print "# Set PERL_SKIP_PSYCHO_TEST to skip this test\n";
- my $r = qr/^
- (?:
- ( (?:a|z+)+ )
- (?:
- ( (?:b|z+){3,}? )
- (
- (?:
- (?:
- (?:c|z+){1,1}?z
- )?
- (?:c|z+){1,1}
- )*
- )
- (?:z*){2,}
- ( (?:z+|d)+ )
- (?:
- ( (?:e|z+)+ )
- )*
- ( (?:f|z+)+ )
- )*
- ( (?:z+|g)+ )
- (?:
- ( (?:h|z+)+ )
- )*
- ( (?:i|z+)+ )
- )+
- ( (?:j|z+)+ )
- (?:
- ( (?:k|z+)+ )
- )*
- ( (?:l|z+)+ )
- $/x;
-
- my $ok = 1;
- my $msg = "CURLYX stress test";
- OUTER:
- for my $a ("x","a","aa") {
- for my $b ("x","bbb","bbbb") {
- my $bs = $a.$b;
- for my $c ("x","c","cc") {
- my $cs = $bs.$c;
- for my $d ("x","d","dd") {
- my $ds = $cs.$d;
- for my $e ("x","e","ee") {
- my $es = $ds.$e;
- for my $f ("x","f","ff") {
- my $fs = $es.$f;
- for my $g ("x","g","gg") {
- my $gs = $fs.$g;
- for my $h ("x","h","hh") {
- my $hs = $gs.$h;
- for my $i ("x","i","ii") {
- my $is = $hs.$i;
- for my $j ("x","j","jj") {
- my $js = $is.$j;
- for my $k ("x","k","kk") {
- my $ks = $js.$k;
- for my $l ("x","l","ll") {
- my $ls = $ks.$l;
- if ($ls =~ $r) {
- if ($ls =~ /x/) {
- $msg .= ": unexpected match for [$ls]";
- $ok = 0;
- last OUTER;
- }
- my $cap = "$1$2$3$4$5$6$7$8$9$10$11$12";
- unless ($ls eq $cap) {
- $msg .= ": capture: [$ls], got [$cap]";
- $ok = 0;
- last OUTER;
- }
- }
- else {
- unless ($ls =~ /x/) {
- $msg = ": failed for [$ls]";
- $ok = 0;
- last OUTER;
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- ok($ok, $msg);
- }
-
-
- {
- # \, breaks {3,4}
- ok "xaaay" !~ /xa{3\,4}y/, '\, in a pattern';
- ok "xa{3,4}y" =~ /xa{3\,4}y/, '\, in a pattern';
-
- # \c\ followed by _
- ok "x\c_y" !~ /x\c\_y/, '\_ in a pattern';
- ok "x\c\_y" =~ /x\c\_y/, '\_ in a pattern';
-
- # \c\ followed by other characters
- for my $c ("z", "\0", "!", chr(254), chr(256)) {
- my $targ = "a\034$c";
- my $reg = "a\\c\\$c";
- ok eval ("qq/$targ/ =~ /$reg/"), "\\c\\ in pattern";
- }
- }
-
-
- {
local $BugId = '36046';
my $str = 'abc';
my $count = 0;
}
- { # Test the (*PRUNE) pattern
- our $count = 0;
- 'aaab' =~ /a+b?(?{$count++})(*FAIL)/;
- iseq $count, 9, "Expect 9 for no (*PRUNE)";
- $count = 0;
- 'aaab' =~ /a+b?(*PRUNE)(?{$count++})(*FAIL)/;
- iseq $count, 3, "Expect 3 with (*PRUNE)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(*PRUNE)(?{$count++})(*FAIL)/g;
- iseq $count, 4, "/.(*PRUNE)/";
- $count = 0;
- 'aaab' =~ /a+b?(??{'(*PRUNE)'})(?{$count++})(*FAIL)/;
- iseq $count, 3, "Expect 3 with (*PRUNE)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(??{'(*PRUNE)'})(?{$count++})(*FAIL)/g;
- iseq $count, 4, "/.(*PRUNE)/";
- }
-
-
- { # Test the (*SKIP) pattern
- our $count = 0;
- 'aaab' =~ /a+b?(*SKIP)(?{$count++})(*FAIL)/;
- iseq $count, 1, "Expect 1 with (*SKIP)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(*SKIP)(?{$count++})(*FAIL)/g;
- iseq $count, 4, "/.(*SKIP)/";
- $_ = 'aaabaaab';
- $count = 0;
- our @res = ();
- 1 while /(a+b?)(*SKIP)(?{$count++; push @res,$1})(*FAIL)/g;
- iseq $count, 2, "Expect 2 with (*SKIP)";
- iseq "@res", "aaab aaab", "Adjacent (*SKIP) works as expected";
- }
-
-
- { # Test the (*SKIP) pattern
- our $count = 0;
- 'aaab' =~ /a+b?(*MARK:foo)(*SKIP)(?{$count++})(*FAIL)/;
- iseq $count, 1, "Expect 1 with (*SKIP)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(*MARK:foo)(*SKIP)(?{$count++})(*FAIL)/g;
- iseq $count, 4, "/.(*SKIP)/";
- $_ = 'aaabaaab';
- $count = 0;
- our @res = ();
- 1 while /(a+b?)(*MARK:foo)(*SKIP)(?{$count++; push @res,$1})(*FAIL)/g;
- iseq $count, 2, "Expect 2 with (*SKIP)";
- iseq "@res", "aaab aaab", "Adjacent (*SKIP) works as expected";
- }
-
-
- { # Test the (*SKIP) pattern
- our $count = 0;
- 'aaab' =~ /a*(*MARK:a)b?(*MARK:b)(*SKIP:a)(?{$count++})(*FAIL)/;
- iseq $count, 3, "Expect 3 with *MARK:a)b?(*MARK:b)(*SKIP:a)";
- local $_ = 'aaabaaab';
- $count = 0;
- our @res = ();
- 1 while
- /(a*(*MARK:a)b?)(*MARK:x)(*SKIP:a)(?{$count++; push @res,$1})(*FAIL)/g;
- iseq $count, 5, "Expect 5 with (*MARK:a)b?)(*MARK:x)(*SKIP:a)";
- iseq "@res", "aaab b aaab b ",
- "Adjacent (*MARK:a)b?)(*MARK:x)(*SKIP:a) works as expected";
- }
-
-
- { # Test the (*COMMIT) pattern
- our $count = 0;
- 'aaabaaab' =~ /a+b?(*COMMIT)(?{$count++})(*FAIL)/;
- iseq $count, 1, "Expect 1 with (*COMMIT)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(*COMMIT)(?{$count++})(*FAIL)/g;
- iseq $count, 1, "/.(*COMMIT)/";
- $_ = 'aaabaaab';
- $count = 0;
- our @res = ();
- 1 while /(a+b?)(*COMMIT)(?{$count++; push @res,$1})(*FAIL)/g;
- iseq $count, 1, "Expect 1 with (*COMMIT)";
- iseq "@res", "aaab", "Adjacent (*COMMIT) works as expected";
- }
-
-
- {
- # Test named commits and the $REGERROR var
- our $REGERROR;
- for my $name ('', ':foo') {
- for my $pat ("(*PRUNE$name)",
- ($name ? "(*MARK$name)" : "") . "(*SKIP$name)",
- "(*COMMIT$name)") {
- for my $suffix ('(*FAIL)', '') {
- 'aaaab' =~ /a+b$pat$suffix/;
- iseq $REGERROR,
- ($suffix ? ($name ? 'foo' : "1") : ""),
- "Test $pat and \$REGERROR $suffix";
- }
- }
- }
- }
-
-
- {
- # Test named commits and the $REGERROR var
- package Fnorble;
- our $REGERROR;
- for my $name ('', ':foo') {
- for my $pat ("(*PRUNE$name)",
- ($name ? "(*MARK$name)" : "") . "(*SKIP$name)",
- "(*COMMIT$name)") {
- for my $suffix ('(*FAIL)','') {
- 'aaaab' =~ /a+b$pat$suffix/;
- ::iseq $REGERROR,
- ($suffix ? ($name ? 'foo' : "1") : ""),
- "Test $pat and \$REGERROR $suffix";
- }
- }
- }
- }
-
-
- {
- # Test named commits and the $REGERROR var
- local $Message = '$REGERROR';
- our $REGERROR;
- for my $word (qw (bar baz bop)) {
- $REGERROR = "";
- "aaaaa$word" =~
- /a+(?:bar(*COMMIT:bar)|baz(*COMMIT:baz)|bop(*COMMIT:bop))(*FAIL)/;
- iseq $REGERROR, $word;
- }
- }
{
{
- #Mindnumbingly simple test of (*THEN)
- for ("ABC","BAX") {
- ok /A (*THEN) X | B (*THEN) C/x, "Simple (*THEN) test";
- }
- }
-
-
- {
- local $Message = "Relative Recursion";
- my $parens = qr/(\((?:[^()]++|(?-1))*+\))/;
- local $_ = 'foo((2*3)+4-3) + bar(2*(3+4)-1*(2-3))';
- my ($all, $one, $two) = ('', '', '');
- ok /foo $parens \s* \+ \s* bar $parens/x;
- iseq $1, '((2*3)+4-3)';
- iseq $2, '(2*(3+4)-1*(2-3))';
- iseq $&, 'foo((2*3)+4-3) + bar(2*(3+4)-1*(2-3))';
- iseq $&, $_;
- }
-
- {
- my $spaces=" ";
- local $_ = join 'bar', $spaces, $spaces;
- our $count = 0;
- s/(?>\s+bar)(?{$count++})//g;
- iseq $_, $spaces, "SUSPEND final string";
- iseq $count, 1, "Optimiser should have prevented more than one match";
- }
-
- {
local $BugId = '36909';
local $Message = '(?: ... )? should not lose $^R';
$^R = 'Nothing';
}
- {
- # From Message-ID: <877ixs6oa6.fsf@k75.linux.bogus>
- my $dow_name = "nada";
- my $parser = "(\$dow_name) = \$time_string =~ /(D\x{e9}\\ " .
- "C\x{e9}adaoin|D\x{e9}\\ Sathairn|\\w+|\x{100})/";
- my $time_string = "D\x{e9} C\x{e9}adaoin";
- eval $parser;
- ok !$@, "Test Eval worked";
- iseq $dow_name, $time_string, "UTF-8 trie common prefix extraction";
- }
-
-
- {
- my $v;
- ($v = 'bar') =~ /(\w+)/g;
- $v = 'foo';
- iseq "$1", 'bar', '$1 is safe after /g - may fail due ' .
- 'to specialized config in pp_hot.c'
- }
-
-
- {
- local $Message = "http://nntp.perl.org/group/perl.perl5.porters/118663";
- my $qr_barR1 = qr/(bar)\g-1/;
- ok "foobarbarxyz" =~ $qr_barR1;
- ok "foobarbarxyz" =~ qr/foo${qr_barR1}xyz/;
- ok "foobarbarxyz" =~ qr/(foo)${qr_barR1}xyz/;
- ok "foobarbarxyz" =~ qr/(foo)(bar)\g{-1}xyz/;
- ok "foobarbarxyz" =~ qr/(foo${qr_barR1})xyz/;
- ok "foobarbarxyz" =~ qr/(foo(bar)\g{-1})xyz/;
- }
-
{
local $BugId = '41010';
}
- {
- local $Message = '$REGMARK';
- our @r = ();
- our ($REGMARK, $REGERROR);
- ok 'foofoo' =~ /foo (*MARK:foo) (?{push @r,$REGMARK}) /x;
- iseq "@r","foo";
- iseq $REGMARK, "foo";
- ok 'foofoo' !~ /foo (*MARK:foo) (*FAIL) /x;
- ok !$REGMARK;
- iseq $REGERROR, 'foo';
- }
-
-
- {
- local $Message = '\K test';
- my $x;
- $x = "abc.def.ghi.jkl";
- $x =~ s/.*\K\..*//;
- iseq $x, "abc.def.ghi";
-
- $x = "one two three four";
- $x =~ s/o+ \Kthree//g;
- iseq $x, "one two four";
-
- $x = "abcde";
- $x =~ s/(.)\K/$1/g;
- iseq $x, "aabbccddee";
- }
-
-
- {
- sub kt {
- return '4' if $_[0] eq '09028623';
- }
- # Nested EVAL using PL_curpm (via $1 or friends)
- my $re;
- our $grabit = qr/ ([0-6][0-9]{7}) (??{ kt $1 }) [890] /x;
- $re = qr/^ ( (??{ $grabit }) ) $ /x;
- my @res = '0902862349' =~ $re;
- iseq join ("-", @res), "0902862349",
- 'PL_curpm is set properly on nested eval';
-
- our $qr = qr/ (o) (??{ $1 }) /x;
- ok 'boob'=~/( b (??{ $qr }) b )/x && 1, "PL_curpm, nested eval";
- }
-
-
- {
- use charnames ":full";
- ok "\N{ROMAN NUMERAL ONE}" =~ /\p{Alphabetic}/, "I =~ Alphabetic";
- ok "\N{ROMAN NUMERAL ONE}" =~ /\p{Uppercase}/, "I =~ Uppercase";
- ok "\N{ROMAN NUMERAL ONE}" !~ /\p{Lowercase}/, "I !~ Lowercase";
- ok "\N{ROMAN NUMERAL ONE}" =~ /\p{IDStart}/, "I =~ ID_Start";
- ok "\N{ROMAN NUMERAL ONE}" =~ /\p{IDContinue}/, "I =~ ID_Continue";
- ok "\N{SMALL ROMAN NUMERAL ONE}" =~ /\p{Alphabetic}/, "i =~ Alphabetic";
- ok "\N{SMALL ROMAN NUMERAL ONE}" !~ /\p{Uppercase}/, "i !~ Uppercase";
- ok "\N{SMALL ROMAN NUMERAL ONE}" =~ /\p{Lowercase}/, "i =~ Lowercase";
- ok "\N{SMALL ROMAN NUMERAL ONE}" =~ /\p{IDStart}/, "i =~ ID_Start";
- ok "\N{SMALL ROMAN NUMERAL ONE}" =~ /\p{IDContinue}/, "i =~ ID_Continue"
- }
-
-
- {
- # requirement of Unicode Technical Standard #18, 1.7 Code Points
- # cf. http://www.unicode.org/reports/tr18/#Supplementary_Characters
- for my $u (0x7FF, 0x800, 0xFFFF, 0x10000) {
- no warnings 'utf8'; # oops
- my $c = chr $u;
- my $x = sprintf '%04X', $u;
- ok "A${c}B" =~ /A[\0-\x{10000}]B/, "Unicode range - $x";
- }
- }
-
-
- {
- my $res="";
-
- if ('1' =~ /(?|(?<digit>1)|(?<digit>2))/) {
- $res = "@{$- {digit}}";
- }
- iseq $res, "1",
- "Check that (?|...) doesnt cause dupe entries in the names array";
-
- $res = "";
- if ('11' =~ /(?|(?<digit>1)|(?<digit>2))(?&digit)/) {
- $res = "@{$- {digit}}";
- }
- iseq $res, "1", "Check that (?&..) to a buffer inside " .
- "a (?|...) goes to the leftmost";
- }
-
-
- {
- use warnings;
- local $Message = "ASCII pattern that really is UTF-8";
- my @w;
- local $SIG {__WARN__} = sub {push @w, "@_"};
- my $c = qq (\x{DF});
- ok $c =~ /${c}|\x{100}/;
- ok @w == 0;
- }
-
-
- {
- local $Message = "Corruption of match results of qr// across scopes";
- my $qr = qr/(fo+)(ba+r)/;
- 'foobar' =~ /$qr/;
- iseq "$1$2", "foobar";
- {
- 'foooooobaaaaar' =~ /$qr/;
- iseq "$1$2", 'foooooobaaaaar';
- }
- iseq "$1$2", "foobar";
- }
-
-
- {
- local $Message = "HORIZWS";
- local $_ = "\t \r\n \n \t".chr(11)."\n";
- s/\H/H/g;
- s/\h/h/g;
- iseq $_, "hhHHhHhhHH";
- $_ = "\t \r\n \n \t" . chr (11) . "\n";
- utf8::upgrade ($_);
- s/\H/H/g;
- s/\h/h/g;
- iseq $_, "hhHHhHhhHH";
- }
-
-
- {
- local $Message = "Various whitespace special patterns";
- my @h = map {chr $_} 0x09, 0x20, 0xa0, 0x1680, 0x180e, 0x2000,
- 0x2001, 0x2002, 0x2003, 0x2004, 0x2005, 0x2006,
- 0x2007, 0x2008, 0x2009, 0x200a, 0x202f, 0x205f,
- 0x3000;
- my @v = map {chr $_} 0x0a, 0x0b, 0x0c, 0x0d, 0x85, 0x2028,
- 0x2029;
- my @lb = ("\x0D\x0A", map {chr $_} 0x0A .. 0x0D, 0x85, 0x2028, 0x2029);
- foreach my $t ([\@h, qr/\h/, qr/\h+/],
- [\@v, qr/\v/, qr/\v+/],
- [\@lb, qr/\R/, qr/\R+/],) {
- my $ary = shift @$t;
- foreach my $pat (@$t) {
- foreach my $str (@$ary) {
- ok $str =~ /($pat)/, $pat;
- iseq $1, $str, $pat;
- utf8::upgrade ($str);
- ok $str =~ /($pat)/, "Upgraded string - $pat";
- iseq $1, $str, "Upgraded string - $pat";
- }
- }
- }
- }
-
-
- {
- local $Message = "Check that \\xDF match properly in its various forms";
- # Test that \xDF matches properly. this is pretty hacky stuff,
- # but its actually needed. The malarky with '-' is to prevent
- # compilation caching from playing any role in the test.
- my @df = (chr (0xDF), '-', chr (0xDF));
- utf8::upgrade ($df [2]);
- my @strs = ('ss', 'sS', 'Ss', 'SS', chr (0xDF));
- my @ss = map {("$_", "$_")} @strs;
- utf8::upgrade ($ss [$_ * 2 + 1]) for 0 .. $#strs;
-
- for my $ssi (0 .. $#ss) {
- for my $dfi (0 .. $#df) {
- my $pat = $df [$dfi];
- my $str = $ss [$ssi];
- my $utf_df = ($dfi > 1) ? 'utf8' : '';
- my $utf_ss = ($ssi % 2) ? 'utf8' : '';
- (my $sstr = $str) =~ s/\xDF/\\xDF/;
-
- if ($utf_df || $utf_ss || length ($ss [$ssi]) == 1) {
- my $ret = $str =~ /$pat/i;
- next if $pat eq '-';
- ok $ret, "\"$sstr\" =~ /\\xDF/i " .
- "(str is @{[$utf_ss||'latin']}, pat is " .
- "@{[$utf_df||'latin']})";
- }
- else {
- my $ret = $str !~ /$pat/i;
- next if $pat eq '-';
- ok $ret, "\"$sstr\" !~ /\\xDF/i " .
- "(str is @{[$utf_ss||'latin']}, pat is " .
- "@{[$utf_df||'latin']})";
- }
- }
- }
- }
-
-
- {
- local $Message = "BBC(Bleadperl Breaks CPAN) Today: String::Multibyte";
- my $re = qr/(?:[\x00-\xFF]{4})/;
- my $hyp = "\0\0\0-";
- my $esc = "\0\0\0\\";
-
- my $str = "$esc$hyp$hyp$esc$esc";
- my @a = ($str =~ /\G(?:\Q$esc$esc\E|\Q$esc$hyp\E|$re)/g);
-
- iseq @a,3;
- local $" = "=";
- iseq "@a","$esc$hyp=$hyp=$esc$esc";
- }
-
-
- {
- # Test for keys in %+ and %-
- local $Message = 'Test keys in %+ and %-';
- no warnings 'uninitialized';
- my $_ = "abcdef";
- /(?<foo>a)|(?<foo>b)/;
- iseq ((join ",", sort keys %+), "foo");
- iseq ((join ",", sort keys %-), "foo");
- iseq ((join ",", sort values %+), "a");
- iseq ((join ",", sort map "@$_", values %-), "a ");
- /(?<bar>a)(?<bar>b)(?<quux>.)/;
- iseq ((join ",", sort keys %+), "bar,quux");
- iseq ((join ",", sort keys %-), "bar,quux");
- iseq ((join ",", sort values %+), "a,c"); # leftmost
- iseq ((join ",", sort map "@$_", values %-), "a b,c");
- /(?<un>a)(?<deux>c)?/; # second buffer won't capture
- iseq ((join ",", sort keys %+), "un");
- iseq ((join ",", sort keys %-), "deux,un");
- iseq ((join ",", sort values %+), "a");
- iseq ((join ",", sort map "@$_", values %-), ",a");
- }
-
-
- {
- # length() on captures, the numbered ones end up in Perl_magic_len
- my $_ = "aoeu \xe6var ook";
- /^ \w+ \s (?<eek>\S+)/x;
-
- iseq length ($`), 0, q[length $`];
- iseq length ($'), 4, q[length $'];
- iseq length ($&), 9, q[length $&];
- iseq length ($1), 4, q[length $1];
- iseq length ($+{eek}), 4, q[length $+{eek} == length $1];
- }
-
-
- {
- my $ok = -1;
-
- $ok = exists ($-{x}) ? 1 : 0 if 'bar' =~ /(?<x>foo)|bar/;
- iseq $ok, 1, '$-{x} exists after "bar"=~/(?<x>foo)|bar/';
- iseq scalar (%+), 0, 'scalar %+ == 0 after "bar"=~/(?<x>foo)|bar/';
- iseq scalar (%-), 1, 'scalar %- == 1 after "bar"=~/(?<x>foo)|bar/';
-
- $ok = -1;
- $ok = exists ($+{x}) ? 1 : 0 if 'bar' =~ /(?<x>foo)|bar/;
- iseq $ok, 0, '$+{x} not exists after "bar"=~/(?<x>foo)|bar/';
- iseq scalar (%+), 0, 'scalar %+ == 0 after "bar"=~/(?<x>foo)|bar/';
- iseq scalar (%-), 1, 'scalar %- == 1 after "bar"=~/(?<x>foo)|bar/';
-
- $ok = -1;
- $ok = exists ($-{x}) ? 1 : 0 if 'foo' =~ /(?<x>foo)|bar/;
- iseq $ok, 1, '$-{x} exists after "foo"=~/(?<x>foo)|bar/';
- iseq scalar (%+), 1, 'scalar %+ == 1 after "foo"=~/(?<x>foo)|bar/';
- iseq scalar (%-), 1, 'scalar %- == 1 after "foo"=~/(?<x>foo)|bar/';
-
- $ok = -1;
- $ok = exists ($+{x}) ? 1 : 0 if 'foo'=~/(?<x>foo)|bar/;
- iseq $ok, 1, '$+{x} exists after "foo"=~/(?<x>foo)|bar/';
- }
-
-
- {
- local $_;
- ($_ = 'abc') =~ /(abc)/g;
- $_ = '123';
- iseq "$1", 'abc', "/g leads to unsafe match vars: $1";
- }
-
-
- {
- local $Message = 'Message-ID: <20070818091501.7eff4831@r2d2>';
- my $str = "";
- for (0 .. 5) {
- my @x;
- $str .= "@x"; # this should ALWAYS be the empty string
- 'a' =~ /(a|)/;
- push @x, 1;
- }
- iseq length ($str), 0, "Trie scope error, string should be empty";
- $str = "";
- my @foo = ('a') x 5;
- for (@foo) {
- my @bar;
- $str .= "@bar";
- s/a|/push @bar, 1/e;
- }
- iseq length ($str), 0, "Trie scope error, string should be empty";
- }
-
{
local $BugId = '45605';
}
{
-# more TRIE/AHOCORASICK problems with mixed utf8 / latin-1 and case folding
- for my $chr (160 .. 255) {
- my $chr_byte = chr($chr);
- my $chr_utf8 = chr($chr); utf8::upgrade($chr_utf8);
- my $rx = qr{$chr_byte|X}i;
- ok($chr_utf8 =~ $rx, "utf8/latin, codepoint $chr");
- }
- }
-
- {
# Regardless of utf8ness any character matches itself when
# doing a case insensitive match. See also [perl #36207]
local $BugId = '36207';
{
- our $a = 3; "" =~ /(??{ $a })/;
- our $b = $a;
- iseq $b, $a, "Copy of scalar used for postponed subexpression";
- }
-
-
- {
local $BugId = '49190';
local $Message = '$REGMARK in replacement';
our $REGMARK;
{
- our @ctl_n = ();
- our @plus = ();
- our $nested_tags;
- $nested_tags = qr{
- <
- (\w+)
- (?{
- push @ctl_n,$^N;
- push @plus,$+;
- })
- >
- (??{$nested_tags})*
- </\s* \w+ \s*>
- }x;
-
- my $match = '<bla><blubb></blubb></bla>' =~ m/^$nested_tags$/;
- ok $match, 'nested construct matches';
- iseq "@ctl_n", "bla blubb", '$^N inside of (?{}) works as expected';
- iseq "@plus", "bla blubb", '$+ inside of (?{}) works as expected';
- }
-
-
- {
local $BugId = '52658';
local $Message = 'Substitution evaluation in list context';
my $reg = '../xxx/';
}
- SKIP: {
- # XXX: This set of tests is essentially broken, POSIX character classes
- # should not have differing definitions under Unicode.
- # There are property names for that.
- skip "Tests assume ASCII", 4 unless $IS_ASCII;
-
- my @notIsPunct = grep {/[[:punct:]]/ and not /\p{IsPunct}/}
- map {chr} 0x20 .. 0x7f;
- iseq join ('', @notIsPunct), '$+<=>^`|~',
- '[:punct:] disagress with IsPunct on Symbols';
-
- my @isPrint = grep {not /[[:print:]]/ and /\p{IsPrint}/}
- map {chr} 0 .. 0x1f, 0x7f .. 0x9f;
- iseq join ('', @isPrint), "\x09\x0a\x0b\x0c\x0d\x85",
- 'IsPrint disagrees with [:print:] on control characters';
-
- my @isPunct = grep {/[[:punct:]]/ != /\p{IsPunct}/}
- map {chr} 0x80 .. 0xff;
- iseq join ('', @isPunct), "\xa1\xab\xb7\xbb\xbf", # ¡ « · » ¿
- 'IsPunct disagrees with [:punct:] outside ASCII';
-
- my @isPunctLatin1 = eval q {
- use encoding 'latin1';
- grep {/[[:punct:]]/ != /\p{IsPunct}/} map {chr} 0x80 .. 0xff;
- };
- skip "Eval failed ($@)", 1 if $@;
- skip "PERL_LEGACY_UNICODE_CHARCLASS_MAPPINGS set to 0", 1
- if !$ENV{PERL_TEST_LEGACY_POSIX_CC};
- iseq join ('', @isPunctLatin1), '',
- 'IsPunct agrees with [:punct:] with explicit Latin1';
- }
-
{
local $BugId = '60034';
{
- eval '/\k/';
- ok $@ =~ /\QSequence \k... not terminated in regex;\E/,
- 'Lone \k not allowed';
- }
-
-
- {
- local $Message = "Substitution with lookahead (possible segv)";
- $_ = "ns1ns1ns1";
- s/ns(?=\d)/ns_/g;
- iseq $_, "ns_1ns_1ns_1";
- $_ = "ns1";
- s/ns(?=\d)/ns_/;
- iseq $_, "ns_1";
- $_ = "123";
- s/(?=\d+)|(?<=\d)/!Bang!/g;
- iseq $_, "!Bang!1!Bang!2!Bang!3!Bang!";
- }
-
-
- {
# [perl #45337] utf8 + "[a]a{2}" + /$.../ = panic: sv_len_utf8 cache
local $BugId = '45337';
local ${^UTF8CACHE} = -1;
}
- {
- use re 'eval';
- local $Message = 'Test if $^N and $+ work in (?{{})';
- our @ctl_n = ();
- our @plus = ();
- our $nested_tags;
- $nested_tags = qr{
- <
- ((\w)+)
- (?{
- push @ctl_n, (defined $^N ? $^N : "undef");
- push @plus, (defined $+ ? $+ : "undef");
- })
- >
- (??{$nested_tags})*
- </\s* \w+ \s*>
- }x;
-
-
- my $c = 0;
- for my $test (
- # Test structure:
- # [ Expected result, Regex, Expected value(s) of $^N, Expected value(s) of $+ ]
- [ 1, qr#^$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^($nested_tags)$#, "bla blubb <bla><blubb></blubb></bla>", "a b a" ],
- [ 1, qr#^(|)$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^(?:|)$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^<(bl|bla)>$nested_tags<(/\1)>$#, "blubb /bla", "b /bla" ],
- [ 1, qr#(??{"(|)"})$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^(??{"(bla|)"})$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^(??{"(|)"})(??{$nested_tags})$#, "bla blubb undef", "a b undef" ],
- [ 1, qr#^(??{"(?:|)"})$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^((??{"(?:bla|)"}))((??{$nested_tags}))$#, "bla blubb <bla><blubb></blubb></bla>", "a b <bla><blubb></blubb></bla>" ],
- [ 1, qr#^((??{"(?!)?"}))((??{$nested_tags}))$#, "bla blubb <bla><blubb></blubb></bla>", "a b <bla><blubb></blubb></bla>" ],
- [ 1, qr#^((??{"(?:|<(/?bla)>)"}))((??{$nested_tags}))\1$#, "bla blubb <bla><blubb></blubb></bla>", "a b <bla><blubb></blubb></bla>" ],
- [ 0, qr#^((??{"(?!)"}))?((??{$nested_tags}))(?!)$#, "bla blubb undef", "a b undef" ],
-
- ) { #"#silence vim highlighting
- $c++;
- @ctl_n = ();
- @plus = ();
- my $match = (("<bla><blubb></blubb></bla>" =~ $test->[1]) ? 1 : 0);
- push @ctl_n, (defined $^N ? $^N : "undef");
- push @plus, (defined $+ ? $+ : "undef");
- ok($test->[0] == $match, "match $c");
- if ($test->[0] != $match) {
- # unset @ctl_n and @plus
- @ctl_n = @plus = ();
- }
- iseq("@ctl_n", $test->[2], "ctl_n $c");
- iseq("@plus", $test->[3], "plus $c");
- }
- }
-
- {
- use re 'eval';
- local $BugId = '56194';
-
- our $f;
- local $f;
- $f = sub {
- defined $_[0] ? $_[0] : "undef";
- };
-
- ok("123" =~ m/^(\d)(((??{1 + $^N})))+$/);
-
- our @ctl_n;
- our @plus;
-
- my $re = qr#(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))*(?{$^N})#;
- my $re2 = qr#(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))*(?{$^N})(|a(b)c|def)(??{"$^R"})#;
- my $re3 = qr#(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1})){2}(?{$^N})(|a(b)c|def)(??{"$^R"})#;
- our $re5;
- local $re5 = qr#(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1})){2}(?{$^N})#;
- my $re6 = qr#(??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1})#;
- my $re7 = qr#(??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1})#;
- my $re8 = qr/(\d+)/;
- my $c = 0;
- for my $test (
- # Test structure:
- # [
- # String to match
- # Regex too match
- # Expected values of $^N
- # Expected values of $+
- # Expected values of $1, $2, $3, $4 and $5
- # ]
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(??{$^N})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(abc|def|)?(??{$+})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(|abc|def)?(??{$+})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(abc|def|)?(??{$^N})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(|abc|def)?(??{$^N})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "123abc3",
- qr#^($re)(|a(b)c|def)(??{$^R})$#,
- "1 2 3 abc",
- "1 2 3 b",
- "\$1 = 123, \$2 = 1, \$3 = 3, \$4 = abc, \$5 = b",
- ],
- [
- "123abc3",
- qr#^($re2)$#,
- "1 2 3 123abc3",
- "1 2 3 b",
- "\$1 = 123abc3, \$2 = 1, \$3 = 3, \$4 = abc, \$5 = b",
- ],
- [
- "123abc3",
- qr#^($re3)$#,
- "1 2 123abc3",
- "1 2 b",
- "\$1 = 123abc3, \$2 = 1, \$3 = 3, \$4 = abc, \$5 = b",
- ],
- [
- "123abc3",
- qr#^(??{$re5})(|abc|def)(??{"$^R"})$#,
- "1 2 abc",
- "1 2 abc",
- "\$1 = abc, \$2 = undef, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "123abc3",
- qr#^(??{$re5})(|a(b)c|def)(??{"$^R"})$#,
- "1 2 abc",
- "1 2 b",
- "\$1 = abc, \$2 = b, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1234",
- qr#^((\d+)((??{push @ctl_n, $f->($^N); push @plus, $f->($+);$^N + 1}))((??{push @ctl_n, $f->($^N); push @plus, $f->($+);$^N + 1}))((??{push @ctl_n, $f->($^N); push @plus, $f->($+);$^N + 1})))$#,
- "1234 123 12 1 2 3 1234",
- "1234 123 12 1 2 3 4",
- "\$1 = 1234, \$2 = 1, \$3 = 2, \$4 = 3, \$5 = 4",
- ],
- [
- "1234556",
- qr#^(\d+)($re6)($re6)($re6)$re6(($re6)$re6)$#,
- "1234556 123455 12345 1234 123 12 1 2 3 4 4 5 56",
- "1234556 123455 12345 1234 123 12 1 2 3 4 4 5 5",
- "\$1 = 1, \$2 = 2, \$3 = 3, \$4 = 4, \$5 = 56",
- ],
- [
- "12345562",
- qr#^((??{$re8}))($re7)($re7)($re7)$re7($re7)($re7(\2))$#,
- "12345562 1234556 123455 12345 1234 123 12 1 2 3 4 4 5 62",
- "12345562 1234556 123455 12345 1234 123 12 1 2 3 4 4 5 2",
- "\$1 = 1, \$2 = 2, \$3 = 3, \$4 = 4, \$5 = 5",
- ],
- ) {
- $c++;
- @ctl_n = ();
- @plus = ();
- undef $^R;
- my $match = $test->[0] =~ $test->[1];
- my $str = join(", ", '$1 = '.$f->($1), '$2 = '.$f->($2), '$3 = '.$f->($3), '$4 = '.$f->($4),'$5 = '.$f->($5));
- push @ctl_n, $f->($^N);
- push @plus, $f->($+);
- ok($match, "match $c");
- if (not $match) {
- # unset $str, @ctl_n and @plus
- $str = "";
- @ctl_n = @plus = ();
- }
- iseq("@ctl_n", $test->[2], "ctl_n $c");
- iseq("@plus", $test->[3], "plus $c");
- iseq($str, $test->[4], "str $c");
- }
- SKIP: {
- if ($] le '5.010') {
- skip "test segfaults on perl < 5.10", 4;
- }
-
- @ctl_n = ();
- @plus = ();
-
- our $re4;
- local $re4 = qr#(1)((??{push @ctl_n, $f->($^N); push @plus, $f->($+);$^N + 1})){2}(?{$^N})(|abc|def)(??{"$^R"})#;
- undef $^R;
- my $match = "123abc3" =~ m/^(??{$re4})$/;
- my $str = join(", ", '$1 = '.$f->($1), '$2 = '.$f->($2), '$3 = '.$f->($3), '$4 = '.$f->($4),'$5 = '.$f->($5),'$^R = '.$f->($^R));
- push @ctl_n, $f->($^N);
- push @plus, $f->($+);
- ok($match);
- if (not $match) {
- # unset $str
- @ctl_n = ();
- @plus = ();
- $str = "";
- }
- iseq("@ctl_n", "1 2 undef");
- iseq("@plus", "1 2 undef");
- iseq($str, "\$1 = undef, \$2 = undef, \$3 = undef, \$4 = undef, \$5 = undef, \$^R = undef");
- }
- }
# This only works under -DEBUGGING because it relies on an assert().
{
ok($s =~ $pat, $pat);
}
}
- #
- # This should be the last test.
- #
- iseq $test + 1, $EXPECTED_TESTS, "Got the right number of tests!";
-
} # End of sub run_tests
1;
--- /dev/null
+#!./perl
+
+chdir 't' if -d 't';
+@INC = ('../lib', '.');
+
+require 'thread_it.pl';
+thread_it(qw(re pat_rt_report.t));
+++ /dev/null
-#!./perl
-#
-# This is a home for regular expression tests that don't fit into
-# the format supported by re/regexp.t. If you want to add a test
-# that does fit that format, add it to re/re_tests, not here.
-
-use strict;
-use warnings;
-use 5.010;
-
-
-sub run_tests;
-
-$| = 1;
-
-my $EXPECTED_TESTS = 4066; # Update this when adding/deleting tests.
-
-BEGIN {
- chdir 't' if -d 't';
- @INC = '../lib';
-}
-our $TODO;
-our $Message = "Noname test";
-our $Error;
-our $DiePattern;
-our $WarnPattern;
-our $BugId;
-our $PatchId;
-our $running_as_thread;
-
-my $ordA = ord ('A'); # This defines ASCII/UTF-8 vs EBCDIC/UTF-EBCDIC
-# This defined the platform.
-my $IS_ASCII = $ordA == 65;
-my $IS_EBCDIC = $ordA == 193;
-
-use vars '%Config';
-eval 'use Config'; # Defaults assumed if this fails
-
-my $test = 0;
-
-print "1..$EXPECTED_TESTS\n";
-
-run_tests unless caller ();
-
-END {
-}
-
-sub pretty {
- my ($mess) = @_;
- $mess =~ s/\n/\\n/g;
- $mess =~ s/\r/\\r/g;
- $mess =~ s/\t/\\t/g;
- $mess =~ s/([\00-\37\177])/sprintf '\%03o', ord $1/eg;
- $mess =~ s/#/\\#/g;
- $mess;
-}
-
-sub safe_globals {
- defined($_) and s/#/\\#/g for $BugId, $PatchId, $TODO;
-}
-
-sub _ok {
- my ($ok, $mess, $error) = @_;
- safe_globals();
- $mess = pretty ($mess // $Message);
- $mess .= "; Bug $BugId" if defined $BugId;
- $mess .= "; Patch $PatchId" if defined $PatchId;
- $mess .= " # TODO $TODO" if defined $TODO;
-
- my $line_nr = (caller(1)) [2];
-
- printf "%sok %d - %s\n",
- ($ok ? "" : "not "),
- ++ $test,
- "$mess\tLine $line_nr";
-
- unless ($ok) {
- print "# Failed test at line $line_nr\n" unless defined $TODO;
- if ($error //= $Error) {
- no warnings 'utf8';
- chomp $error;
- $error = join "\n#", map {pretty $_} split /\n\h*#/ => $error;
- $error = "# $error" unless $error =~ /^\h*#/;
- print $error, "\n";
- }
- }
-
- return $ok;
-}
-
-# Force scalar context on the pattern match
-sub ok ($;$$) {_ok $_ [0], $_ [1], $_ [2]}
-sub nok ($;$$) {_ok !$_ [0], "Failed: " . ($_ [1] // $Message), $_ [2]}
-
-
-sub skip {
- my $why = shift;
- safe_globals();
- $why =~ s/\n.*//s;
- $why .= "; Bug $BugId" if defined $BugId;
- # seems like the new harness code doesnt like todo and skip to be mixed.
- # which seems like a bug in the harness to me. -- dmq
- #$why .= " # TODO $TODO" if defined $TODO;
-
- my $n = shift // 1;
- my $line_nr = (caller(0)) [2];
- for (1 .. $n) {
- ++ $test;
- #print "not " if defined $TODO;
- print "ok $test # skip $why\tLine $line_nr\n";
- }
- no warnings "exiting";
- last SKIP;
-}
-
-sub iseq ($$;$) {
- my ($got, $expect, $name) = @_;
-
- $_ = defined ($_) ? "'$_'" : "undef" for $got, $expect;
-
- my $ok = $got eq $expect;
- my $error = "# expected: $expect\n" .
- "# result: $got";
-
- _ok $ok, $name, $error;
-}
-
-sub isneq ($$;$) {
- my ($got, $expect, $name) = @_;
- my $todo = $TODO ? " # TODO $TODO" : '';
-
- $_ = defined ($_) ? "'$_'" : "undef" for $got, $expect;
-
- my $ok = $got ne $expect;
- my $error = "# results are equal ($got)";
-
- _ok $ok, $name, $error;
-}
-
-
-sub eval_ok ($;$) {
- my ($code, $name) = @_;
- local $@;
- if (ref $code) {
- _ok eval {&$code} && !$@, $name;
- }
- else {
- _ok eval ($code) && !$@, $name;
- }
-}
-
-sub must_die {
- my ($code, $pattern, $name) = @_;
- $pattern //= $DiePattern;
- undef $@;
- ref $code ? &$code : eval $code;
- my $r = $@ && $@ =~ /$pattern/;
- _ok $r, $name // $Message // "\$\@ =~ /$pattern/";
-}
-
-sub must_warn {
- my ($code, $pattern, $name) = @_;
- $pattern //= $WarnPattern;
- my $w;
- local $SIG {__WARN__} = sub {$w .= join "" => @_};
- use warnings 'all';
- ref $code ? &$code : eval $code;
- my $r = $w && $w =~ /$pattern/;
- $w //= "UNDEF";
- _ok $r, $name // $Message // "Got warning /$pattern/",
- "# expected: /$pattern/\n" .
- "# result: $w";
-}
-
-sub may_not_warn {
- my ($code, $name) = @_;
- my $w;
- local $SIG {__WARN__} = sub {$w .= join "" => @_};
- use warnings 'all';
- ref $code ? &$code : eval $code;
- _ok !$w, $name // ($Message ? "$Message (did not warn)"
- : "Did not warn"),
- "Got warning '$w'";
-}
-
-
-#
-# Tests start here.
-#
-sub run_tests {
-
- {
-
- my $x = "abc\ndef\n";
-
- ok $x =~ /^abc/, qq ["$x" =~ /^abc/];
- ok $x !~ /^def/, qq ["$x" !~ /^def/];
-
- # used to be a test for $*
- ok $x =~ /^def/m, qq ["$x" =~ /^def/m];
-
- nok $x =~ /^xxx/, qq ["$x" =~ /^xxx/];
- nok $x !~ /^abc/, qq ["$x" !~ /^abc/];
-
- ok $x =~ /def/, qq ["$x" =~ /def/];
- nok $x !~ /def/, qq ["$x" !~ /def/];
-
- ok $x !~ /.def/, qq ["$x" !~ /.def/];
- nok $x =~ /.def/, qq ["$x" =~ /.def/];
-
- ok $x =~ /\ndef/, qq ["$x" =~ /\ndef/];
- nok $x !~ /\ndef/, qq ["$x" !~ /\ndef/];
- }
-
- {
- $_ = '123';
- ok /^([0-9][0-9]*)/, qq [\$_ = '$_'; /^([0-9][0-9]*)/];
- }
-
- {
- $_ = 'aaabbbccc';
- ok /(a*b*)(c*)/ && $1 eq 'aaabbb' && $2 eq 'ccc',
- qq [\$_ = '$_'; /(a*b*)(c*)/];
- ok /(a+b+c+)/ && $1 eq 'aaabbbccc', qq [\$_ = '$_'; /(a+b+c+)/];
- nok /a+b?c+/, qq [\$_ = '$_'; /a+b?c+/];
-
- $_ = 'aaabccc';
- ok /a+b?c+/, qq [\$_ = '$_'; /a+b?c+/];
- ok /a*b?c*/, qq [\$_ = '$_'; /a*b?c*/];
-
- $_ = 'aaaccc';
- ok /a*b?c*/, qq [\$_ = '$_'; /a*b?c*/];
- nok /a*b+c*/, qq [\$_ = '$_'; /a*b+c*/];
-
- $_ = 'abcdef';
- ok /bcd|xyz/, qq [\$_ = '$_'; /bcd|xyz/];
- ok /xyz|bcd/, qq [\$_ = '$_'; /xyz|bcd/];
- ok m|bc/*d|, qq [\$_ = '$_'; m|bc/*d|];
- ok /^$_$/, qq [\$_ = '$_'; /^\$_\$/];
- }
-
- {
- # used to be a test for $*
- ok "ab\ncd\n" =~ /^cd/m, qq ["ab\ncd\n" =~ /^cd/m];
- }
-
- {
- our %XXX = map {($_ => $_)} 123, 234, 345;
-
- our @XXX = ('ok 1','not ok 1', 'ok 2','not ok 2','not ok 3');
- while ($_ = shift(@XXX)) {
- my $f = index ($_, 'not') >= 0 ? \&nok : \&ok;
- my $r = ?(.*)?;
- &$f ($r, "?(.*)?");
- /not/ && reset;
- if (/not ok 2/) {
- if ($^O eq 'VMS') {
- $_ = shift(@XXX);
- }
- else {
- reset 'X';
- }
- }
- }
-
- SKIP: {
- if ($^O eq 'VMS') {
- skip "Reset 'X'", 1;
- }
- ok !keys %XXX, "%XXX is empty";
- }
-
- }
-
- {
- local $Message = "Test empty pattern";
- my $xyz = 'xyz';
- my $cde = 'cde';
-
- $cde =~ /[^ab]*/;
- $xyz =~ //;
- iseq $&, $xyz;
-
- my $foo = '[^ab]*';
- $cde =~ /$foo/;
- $xyz =~ //;
- iseq $&, $xyz;
-
- $cde =~ /$foo/;
- my $null;
- no warnings 'uninitialized';
- $xyz =~ /$null/;
- iseq $&, $xyz;
-
- $null = "";
- $xyz =~ /$null/;
- iseq $&, $xyz;
- }
-
- {
- local $Message = q !Check $`, $&, $'!;
- $_ = 'abcdefghi';
- /def/; # optimized up to cmd
- iseq "$`:$&:$'", 'abc:def:ghi';
-
- no warnings 'void';
- /cde/ + 0; # optimized only to spat
- iseq "$`:$&:$'", 'ab:cde:fghi';
-
- /[d][e][f]/; # not optimized
- iseq "$`:$&:$'", 'abc:def:ghi';
- }
-
- {
- $_ = 'now is the {time for all} good men to come to.';
- / {([^}]*)}/;
- iseq $1, 'time for all', "Match braces";
- }
-
- {
- local $Message = "{N,M} quantifier";
- $_ = 'xxx {3,4} yyy zzz';
- ok /( {3,4})/;
- iseq $1, ' ';
- ok !/( {4,})/;
- ok /( {2,3}.)/;
- iseq $1, ' y';
- ok /(y{2,3}.)/;
- iseq $1, 'yyy ';
- ok !/x {3,4}/;
- ok !/^xxx {3,4}/;
- }
-
- {
- local $Message = "Test /g";
- local $" = ":";
- $_ = "now is the time for all good men to come to.";
- my @words = /(\w+)/g;
- my $exp = "now:is:the:time:for:all:good:men:to:come:to";
-
- iseq "@words", $exp;
-
- @words = ();
- while (/\w+/g) {
- push (@words, $&);
- }
- iseq "@words", $exp;
-
- @words = ();
- pos = 0;
- while (/to/g) {
- push(@words, $&);
- }
- iseq "@words", "to:to";
-
- pos $_ = 0;
- @words = /to/g;
- iseq "@words", "to:to";
- }
-
- {
- $_ = "abcdefghi";
-
- my $pat1 = 'def';
- my $pat2 = '^def';
- my $pat3 = '.def.';
- my $pat4 = 'abc';
- my $pat5 = '^abc';
- my $pat6 = 'abc$';
- my $pat7 = 'ghi';
- my $pat8 = '\w*ghi';
- my $pat9 = 'ghi$';
-
- my $t1 = my $t2 = my $t3 = my $t4 = my $t5 =
- my $t6 = my $t7 = my $t8 = my $t9 = 0;
-
- for my $iter (1 .. 5) {
- $t1++ if /$pat1/o;
- $t2++ if /$pat2/o;
- $t3++ if /$pat3/o;
- $t4++ if /$pat4/o;
- $t5++ if /$pat5/o;
- $t6++ if /$pat6/o;
- $t7++ if /$pat7/o;
- $t8++ if /$pat8/o;
- $t9++ if /$pat9/o;
- }
- my $x = "$t1$t2$t3$t4$t5$t6$t7$t8$t9";
- iseq $x, '505550555', "Test /o";
- }
-
-
- SKIP: {
- my $xyz = 'xyz';
- ok "abc" =~ /^abc$|$xyz/, "| after \$";
-
- # perl 4.009 says "unmatched ()"
- local $Message = '$ inside ()';
-
- my $result;
- eval '"abc" =~ /a(bc$)|$xyz/; $result = "$&:$1"';
- iseq $@, "" or skip "eval failed", 1;
- iseq $result, "abc:bc";
- }
-
-
- {
- local $Message = "Scalar /g";
- $_ = "abcfooabcbar";
-
- ok /abc/g && $` eq "";
- ok /abc/g && $` eq "abcfoo";
- ok !/abc/g;
-
- local $Message = "Scalar /gi";
- pos = 0;
- ok /ABC/gi && $` eq "";
- ok /ABC/gi && $` eq "abcfoo";
- ok !/ABC/gi;
-
- local $Message = "Scalar /g";
- pos = 0;
- ok /abc/g && $' eq "fooabcbar";
- ok /abc/g && $' eq "bar";
-
- $_ .= '';
- my @x = /abc/g;
- iseq @x, 2, "/g reset after assignment";
- }
-
- {
- local $Message = '/g, \G and pos';
- $_ = "abdc";
- pos $_ = 2;
- /\Gc/gc;
- iseq pos $_, 2;
- /\Gc/g;
- ok !defined pos $_;
- }
-
- {
- local $Message = '(?{ })';
- our $out = 1;
- 'abc' =~ m'a(?{ $out = 2 })b';
- iseq $out, 2;
-
- $out = 1;
- 'abc' =~ m'a(?{ $out = 3 })c';
- iseq $out, 1;
- }
-
-
- {
- $_ = 'foobar1 bar2 foobar3 barfoobar5 foobar6';
- my @out = /(?<!foo)bar./g;
- iseq "@out", 'bar2 barf', "Negative lookbehind";
- }
-
- {
- local $Message = "REG_INFTY tests";
- # Tests which depend on REG_INFTY
- $::reg_infty = $Config {reg_infty} // 32767;
- $::reg_infty_m = $::reg_infty - 1;
- $::reg_infty_p = $::reg_infty + 1;
- $::reg_infty_m = $::reg_infty_m; # Surpress warning.
-
- # As well as failing if the pattern matches do unexpected things, the
- # next three tests will fail if you should have picked up a lower-than-
- # default value for $reg_infty from Config.pm, but have not.
-
- eval_ok q (('aaa' =~ /(a{1,$::reg_infty_m})/)[0] eq 'aaa');
- eval_ok q (('a' x $::reg_infty_m) =~ /a{$::reg_infty_m}/);
- eval_ok q (('a' x ($::reg_infty_m - 1)) !~ /a{$::reg_infty_m}/);
- eval "'aaa' =~ /a{1,$::reg_infty}/";
- ok $@ =~ /^\QQuantifier in {,} bigger than/;
- eval "'aaa' =~ /a{1,$::reg_infty_p}/";
- ok $@ =~ /^\QQuantifier in {,} bigger than/;
- }
-
- {
- # Poke a couple more parse failures
- my $context = 'x' x 256;
- eval qq("${context}y" =~ /(?<=$context)y/);
- ok $@ =~ /^\QLookbehind longer than 255 not/, "Lookbehind limit";
- }
-
- {
- # Long Monsters
- local $Message = "Long monster";
- for my $l (125, 140, 250, 270, 300000, 30) { # Ordered to free memory
- my $a = 'a' x $l;
- local $Error = "length = $l";
- ok "ba$a=" =~ /a$a=/;
- nok "b$a=" =~ /a$a=/;
- ok "b$a=" =~ /ba+=/;
-
- ok "ba$a=" =~ /b(?:a|b)+=/;
- }
- }
-
-
- {
- # 20000 nodes, each taking 3 words per string, and 1 per branch
- my $long_constant_len = join '|', 12120 .. 32645;
- my $long_var_len = join '|', 8120 .. 28645;
- my %ans = ( 'ax13876y25677lbc' => 1,
- 'ax13876y25677mcb' => 0, # not b.
- 'ax13876y35677nbc' => 0, # Num too big
- 'ax13876y25677y21378obc' => 1,
- 'ax13876y25677y21378zbc' => 0, # Not followed by [k-o]
- 'ax13876y25677y21378y21378kbc' => 1,
- 'ax13876y25677y21378y21378kcb' => 0, # Not b.
- 'ax13876y25677y21378y21378y21378kbc' => 0, # 5 runs
- );
-
- local $Message = "20000 nodes";
- for (keys %ans) {
- local $Error = "const-len '$_'";
- ok !($ans{$_} xor /a(?=([yx]($long_constant_len)){2,4}[k-o]).*b./o);
-
- local $Error = "var-len '$_'";
- ok !($ans{$_} xor /a(?=([yx]($long_var_len)){2,4}[k-o]).*b./o);
- }
- }
-
- {
- local $Message = "Complicated backtracking";
- $_ = " a (bla()) and x(y b((l)u((e))) and b(l(e)e)e";
- my $expect = "(bla()) ((l)u((e))) (l(e)e)";
-
- use vars '$c';
- sub matchit {
- m/
- (
- \(
- (?{ $c = 1 }) # Initialize
- (?:
- (?(?{ $c == 0 }) # PREVIOUS iteration was OK, stop the loop
- (?!
- ) # Fail: will unwind one iteration back
- )
- (?:
- [^()]+ # Match a big chunk
- (?=
- [()]
- ) # Do not try to match subchunks
- |
- \(
- (?{ ++$c })
- |
- \)
- (?{ --$c })
- )
- )+ # This may not match with different subblocks
- )
- (?(?{ $c != 0 })
- (?!
- ) # Fail
- ) # Otherwise the chunk 1 may succeed with $c>0
- /xg;
- }
-
- my @ans = ();
- my $res;
- push @ans, $res while $res = matchit;
- iseq "@ans", "1 1 1";
-
- @ans = matchit;
- iseq "@ans", $expect;
-
- local $Message = "Recursion with (??{ })";
- our $matched;
- $matched = qr/\((?:(?>[^()]+)|(??{$matched}))*\)/;
-
- @ans = my @ans1 = ();
- push (@ans, $res), push (@ans1, $&) while $res = m/$matched/g;
-
- iseq "@ans", "1 1 1";
- iseq "@ans1", $expect;
-
- @ans = m/$matched/g;
- iseq "@ans", $expect;
-
- }
-
- {
- ok "abc" =~ /^(??{"a"})b/, '"abc" =~ /^(??{"a"})b/';
- }
-
- {
- my @ans = ('a/b' =~ m%(.*/)?(.*)%); # Stack may be bad
- iseq "@ans", 'a/ b', "Stack may be bad";
- }
-
- {
- local $Message = "Eval-group not allowed at runtime";
- my $code = '{$blah = 45}';
- our $blah = 12;
- eval { /(?$code)/ };
- ok $@ && $@ =~ /not allowed at runtime/ && $blah == 12;
-
- for $code ('{$blah = 45}','=xx') {
- $blah = 12;
- my $res = eval { "xx" =~ /(?$code)/o };
- no warnings 'uninitialized';
- local $Error = "'$@', '$res', '$blah'";
- if ($code eq '=xx') {
- ok !$@ && $res;
- }
- else {
- ok $@ && $@ =~ /not allowed at runtime/ && $blah == 12;
- }
- }
-
- $code = '{$blah = 45}';
- $blah = 12;
- eval "/(?$code)/";
- iseq $blah, 45;
-
- $blah = 12;
- /(?{$blah = 45})/;
- iseq $blah, 45;
- }
-
- {
- local $Message = "Pos checks";
- my $x = 'banana';
- $x =~ /.a/g;
- iseq pos ($x), 2;
-
- $x =~ /.z/gc;
- iseq pos ($x), 2;
-
- sub f {
- my $p = $_[0];
- return $p;
- }
-
- $x =~ /.a/g;
- iseq f (pos ($x)), 4;
- }
-
- {
- local $Message = 'Checking $^R';
- our $x = $^R = 67;
- 'foot' =~ /foo(?{$x = 12; 75})[t]/;
- iseq $^R, 75;
-
- $x = $^R = 67;
- 'foot' =~ /foo(?{$x = 12; 75})[xy]/;
- ok $^R eq '67' && $x eq '12';
-
- $x = $^R = 67;
- 'foot' =~ /foo(?{ $^R + 12 })((?{ $x = 12; $^R + 17 })[xy])?/;
- ok $^R eq '79' && $x eq '12';
- }
-
- {
- iseq qr/\b\v$/i, '(?i-xsm:\b\v$)', 'qr/\b\v$/i';
- iseq qr/\b\v$/s, '(?s-xim:\b\v$)', 'qr/\b\v$/s';
- iseq qr/\b\v$/m, '(?m-xis:\b\v$)', 'qr/\b\v$/m';
- iseq qr/\b\v$/x, '(?x-ism:\b\v$)', 'qr/\b\v$/x';
- iseq qr/\b\v$/xism, '(?msix:\b\v$)', 'qr/\b\v$/xism';
- iseq qr/\b\v$/, '(?-xism:\b\v$)', 'qr/\b\v$/';
- }
-
-
- {
- local $Message = "Look around";
- $_ = 'xabcx';
- SKIP:
- foreach my $ans ('', 'c') {
- ok /(?<=(?=a)..)((?=c)|.)/g or skip "Match failed", 1;
- iseq $1, $ans;
- }
- }
-
- {
- local $Message = "Empty clause";
- $_ = 'a';
- foreach my $ans ('', 'a', '') {
- ok /^|a|$/g or skip "Match failed", 1;
- iseq $&, $ans;
- }
- }
-
- {
- local $Message = "Prefixify";
- sub prefixify {
- SKIP: {
- my ($v, $a, $b, $res) = @_;
- ok $v =~ s/\Q$a\E/$b/ or skip "Match failed", 1;
- iseq $v, $res;
- }
- }
-
- prefixify ('/a/b/lib/arch', "/a/b/lib", 'X/lib', 'X/lib/arch');
- prefixify ('/a/b/man/arch', "/a/b/man", 'X/man', 'X/man/arch');
- }
-
- {
- $_ = 'var="foo"';
- /(\")/;
- ok $1 && /$1/, "Capture a quote";
- }
-
- {
- local $Message = "Call code from qr //";
- $a = qr/(?{++$b})/;
- $b = 7;
- ok /$a$a/ && $b eq '9';
-
- $c="$a";
- ok /$a$a/ && $b eq '11';
-
- undef $@;
- eval {/$c/};
- ok $@ && $@ =~ /not allowed at runtime/;
-
- use re "eval";
- /$a$c$a/;
- iseq $b, '14';
-
- our $lex_a = 43;
- our $lex_b = 17;
- our $lex_c = 27;
- my $lex_res = ($lex_b =~ qr/$lex_b(?{ $lex_c = $lex_a++ })/);
-
- iseq $lex_res, 1;
- iseq $lex_a, 44;
- iseq $lex_c, 43;
-
- no re "eval";
- undef $@;
- my $match = eval { /$a$c$a/ };
- ok $@ && $@ =~ /Eval-group not allowed/ && !$match;
- iseq $b, '14';
-
- $lex_a = 2;
- $lex_a = 43;
- $lex_b = 17;
- $lex_c = 27;
- $lex_res = ($lex_b =~ qr/17(?{ $lex_c = $lex_a++ })/);
-
- iseq $lex_res, 1;
- iseq $lex_a, 44;
- iseq $lex_c, 43;
-
- }
-
-
- {
- no warnings 'closure';
- local $Message = '(?{ $var } refers to package vars';
- package aa;
- our $c = 2;
- $::c = 3;
- '' =~ /(?{ $c = 4 })/;
- main::iseq $c, 4;
- main::iseq $::c, 3;
- }
-
-
- {
- must_die 'q(a:[b]:) =~ /[x[:foo:]]/',
- 'POSIX class \[:[^:]+:\] unknown in regex',
- 'POSIX class [: :] must have valid name';
-
- for my $d (qw [= .]) {
- must_die "/[[${d}foo${d}]]/",
- "\QPOSIX syntax [$d $d] is reserved for future extensions",
- "POSIX syntax [[$d $d]] is an error";
- }
- }
-
-
- {
- # test if failure of patterns returns empty list
- local $Message = "Failed pattern returns empty list";
- $_ = 'aaa';
- @_ = /bbb/;
- iseq "@_", "";
-
- @_ = /bbb/g;
- iseq "@_", "";
-
- @_ = /(bbb)/;
- iseq "@_", "";
-
- @_ = /(bbb)/g;
- iseq "@_", "";
- }
-
-
- {
- local $Message = '@- and @+ tests';
-
- /a(?=.$)/;
- iseq $#+, 0;
- iseq $#-, 0;
- iseq $+ [0], 2;
- iseq $- [0], 1;
- ok !defined $+ [1] && !defined $- [1] &&
- !defined $+ [2] && !defined $- [2];
-
- /a(a)(a)/;
- iseq $#+, 2;
- iseq $#-, 2;
- iseq $+ [0], 3;
- iseq $- [0], 0;
- iseq $+ [1], 2;
- iseq $- [1], 1;
- iseq $+ [2], 3;
- iseq $- [2], 2;
- ok !defined $+ [3] && !defined $- [3] &&
- !defined $+ [4] && !defined $- [4];
-
-
- /.(a)(b)?(a)/;
- iseq $#+, 3;
- iseq $#-, 3;
- iseq $+ [1], 2;
- iseq $- [1], 1;
- iseq $+ [3], 3;
- iseq $- [3], 2;
- ok !defined $+ [2] && !defined $- [2] &&
- !defined $+ [4] && !defined $- [4];
-
-
- /.(a)/;
- iseq $#+, 1;
- iseq $#-, 1;
- iseq $+ [0], 2;
- iseq $- [0], 0;
- iseq $+ [1], 2;
- iseq $- [1], 1;
- ok !defined $+ [2] && !defined $- [2] &&
- !defined $+ [3] && !defined $- [3];
-
- /.(a)(ba*)?/;
- iseq $#+, 2;
- iseq $#-, 1;
- }
-
-
- {
- local $DiePattern = '^Modification of a read-only value attempted';
- local $Message = 'Elements of @- and @+ are read-only';
- must_die '$+[0] = 13';
- must_die '$-[0] = 13';
- must_die '@+ = (7, 6, 5)';
- must_die '@- = qw (foo bar)';
- }
-
-
- {
- local $Message = '\G testing';
- $_ = 'aaa';
- pos = 1;
- my @a = /\Ga/g;
- iseq "@a", "a a";
-
- my $str = 'abcde';
- pos $str = 2;
- ok $str !~ /^\G/;
- ok $str !~ /^.\G/;
- ok $str =~ /^..\G/;
- ok $str !~ /^...\G/;
- ok $str =~ /\G../ && $& eq 'cd';
-
- local $TODO = $running_as_thread;
- ok $str =~ /.\G./ && $& eq 'bc';
- }
-
-
- {
- local $Message = 'pos inside (?{ })';
- my $str = 'abcde';
- our ($foo, $bar);
- ok $str =~ /b(?{$foo = $_; $bar = pos})c/;
- iseq $foo, $str;
- iseq $bar, 2;
- ok !defined pos ($str);
-
- undef $foo;
- undef $bar;
- pos $str = undef;
- ok $str =~ /b(?{$foo = $_; $bar = pos})c/g;
- iseq $foo, $str;
- iseq $bar, 2;
- iseq pos ($str), 3;
-
- $_ = $str;
- undef $foo;
- undef $bar;
- ok /b(?{$foo = $_; $bar = pos})c/;
- iseq $foo, $str;
- iseq $bar, 2;
-
- undef $foo;
- undef $bar;
- ok /b(?{$foo = $_; $bar = pos})c/g;
- iseq $foo, $str;
- iseq $bar, 2;
- iseq pos, 3;
-
- undef $foo;
- undef $bar;
- pos = undef;
- 1 while /b(?{$foo = $_; $bar = pos})c/g;
- iseq $foo, $str;
- iseq $bar, 2;
- ok !defined pos;
-
- undef $foo;
- undef $bar;
- $_ = 'abcde|abcde';
- ok s/b(?{$foo = $_; $bar = pos})c/x/g;
- iseq $foo, 'abcde|abcde';
- iseq $bar, 8;
- iseq $_, 'axde|axde';
-
- # List context:
- $_ = 'abcde|abcde';
- our @res;
- () = /([ace]).(?{push @res, $1,$2})([ce])(?{push @res, $1,$2})/g;
- @res = map {defined $_ ? "'$_'" : 'undef'} @res;
- iseq "@res", "'a' undef 'a' 'c' 'e' undef 'a' undef 'a' 'c'";
-
- @res = ();
- () = /([ace]).(?{push @res, $`,$&,$'})([ce])(?{push @res, $`,$&,$'})/g;
- @res = map {defined $_ ? "'$_'" : 'undef'} @res;
- iseq "@res", "'' 'ab' 'cde|abcde' " .
- "'' 'abc' 'de|abcde' " .
- "'abcd' 'e|' 'abcde' " .
- "'abcde|' 'ab' 'cde' " .
- "'abcde|' 'abc' 'de'" ;
- }
-
-
- {
- local $Message = '\G anchor checks';
- my $foo = 'aabbccddeeffgg';
- pos ($foo) = 1;
- {
- local $TODO = $running_as_thread;
- no warnings 'uninitialized';
- ok $foo =~ /.\G(..)/g;
- iseq $1, 'ab';
-
- pos ($foo) += 1;
- ok $foo =~ /.\G(..)/g;
- iseq $1, 'cc';
-
- pos ($foo) += 1;
- ok $foo =~ /.\G(..)/g;
- iseq $1, 'de';
-
- ok $foo =~ /\Gef/g;
- }
-
- undef pos $foo;
- ok $foo =~ /\G(..)/g;
- iseq $1, 'aa';
-
- ok $foo =~ /\G(..)/g;
- iseq $1, 'bb';
-
- pos ($foo) = 5;
- ok $foo =~ /\G(..)/g;
- iseq $1, 'cd';
- }
-
-
- {
- $_ = '123x123';
- my @res = /(\d*|x)/g;
- local $" = '|';
- iseq "@res", "123||x|123|", "0 match in alternation";
- }
-
-
- {
- local $Message = "Match against temporaries (created via pp_helem())" .
- " is safe";
- ok {foo => "bar\n" . $^X} -> {foo} =~ /^(.*)\n/g;
- iseq $1, "bar";
- }
-
-
- {
- local $Message = 'package $i inside (?{ }), ' .
- 'saved substrings and changing $_';
- our @a = qw [foo bar];
- our @b = ();
- s/(\w)(?{push @b, $1})/,$1,/g for @a;
- iseq "@b", "f o o b a r";
- iseq "@a", ",f,,o,,o, ,b,,a,,r,";
-
- local $Message = 'lexical $i inside (?{ }), ' .
- 'saved substrings and changing $_';
- no warnings 'closure';
- my @c = qw [foo bar];
- my @d = ();
- s/(\w)(?{push @d, $1})/,$1,/g for @c;
- iseq "@d", "f o o b a r";
- iseq "@c", ",f,,o,,o, ,b,,a,,r,";
- }
-
-
- {
- local $Message = 'Brackets';
- our $brackets;
- $brackets = qr {
- { (?> [^{}]+ | (??{ $brackets }) )* }
- }x;
-
- ok "{{}" =~ $brackets;
- iseq $&, "{}";
- ok "something { long { and } hairy" =~ $brackets;
- iseq $&, "{ and }";
- ok "something { long { and } hairy" =~ m/((??{ $brackets }))/;
- iseq $&, "{ and }";
- }
-
-
- {
- $_ = "a-a\nxbb";
- pos = 1;
- nok m/^-.*bb/mg, '$_ = "a-a\nxbb"; m/^-.*bb/mg';
- }
-
-
- {
- local $Message = '\G anchor checks';
- my $text = "aaXbXcc";
- pos ($text) = 0;
- ok $text !~ /\GXb*X/g;
- }
-
-
- {
- $_ = "xA\n" x 500;
- nok /^\s*A/m, '$_ = "xA\n" x 500; /^\s*A/m"';
-
- my $text = "abc dbf";
- my @res = ($text =~ /.*?(b).*?\b/g);
- iseq "@res", "b b", '\b is not special';
- }
-
-
- {
- local $Message = '\S, [\S], \s, [\s]';
- my @a = map chr, 0 .. 255;
- my @b = grep /\S/, @a;
- my @c = grep /[^\s]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\S/, @a;
- @c = grep /[\S]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\s/, @a;
- @c = grep /[^\S]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\s/, @a;
- @c = grep /[\s]/, @a;
- iseq "@b", "@c";
- }
- {
- local $Message = '\D, [\D], \d, [\d]';
- my @a = map chr, 0 .. 255;
- my @b = grep /\D/, @a;
- my @c = grep /[^\d]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\D/, @a;
- @c = grep /[\D]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\d/, @a;
- @c = grep /[^\D]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\d/, @a;
- @c = grep /[\d]/, @a;
- iseq "@b", "@c";
- }
- {
- local $Message = '\W, [\W], \w, [\w]';
- my @a = map chr, 0 .. 255;
- my @b = grep /\W/, @a;
- my @c = grep /[^\w]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\W/, @a;
- @c = grep /[\W]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\w/, @a;
- @c = grep /[^\W]/, @a;
- iseq "@b", "@c";
-
- @b = grep /\w/, @a;
- @c = grep /[\w]/, @a;
- iseq "@b", "@c";
- }
-
-
- {
- # see if backtracking optimization works correctly
- local $Message = 'Backtrack optimization';
- ok "\n\n" =~ /\n $ \n/x;
- ok "\n\n" =~ /\n* $ \n/x;
- ok "\n\n" =~ /\n+ $ \n/x;
- ok "\n\n" =~ /\n? $ \n/x;
- ok "\n\n" =~ /\n*? $ \n/x;
- ok "\n\n" =~ /\n+? $ \n/x;
- ok "\n\n" =~ /\n?? $ \n/x;
- ok "\n\n" !~ /\n*+ $ \n/x;
- ok "\n\n" !~ /\n++ $ \n/x;
- ok "\n\n" =~ /\n?+ $ \n/x;
- }
-
-
- {
- package S;
- use overload '""' => sub {'Object S'};
- sub new {bless []}
-
- local $Message = "Ref stringification";
- ::ok do { \my $v} =~ /^SCALAR/, "Scalar ref stringification";
- ::ok do {\\my $v} =~ /^REF/, "Ref ref stringification";
- ::ok [] =~ /^ARRAY/, "Array ref stringification";
- ::ok {} =~ /^HASH/, "Hash ref stringification";
- ::ok 'S' -> new =~ /^Object S/, "Object stringification";
- }
-
-
- {
- local $Message = "Test result of match used as match";
- ok 'a1b' =~ ('xyz' =~ /y/);
- iseq $`, 'a';
- ok 'a1b' =~ ('xyz' =~ /t/);
- iseq $`, 'a';
- }
-
-
- {
- local $Message = '"1" is not \s';
- may_not_warn sub {ok ("1\n" x 102) !~ /^\s*\n/m};
- }
-
-
- {
- local $Message = '\s, [[:space:]] and [[:blank:]]';
- my %space = (spc => " ",
- tab => "\t",
- cr => "\r",
- lf => "\n",
- ff => "\f",
- # There's no \v but the vertical tabulator seems miraculously
- # be 11 both in ASCII and EBCDIC.
- vt => chr(11),
- false => "space");
-
- my @space0 = sort grep {$space {$_} =~ /\s/ } keys %space;
- my @space1 = sort grep {$space {$_} =~ /[[:space:]]/} keys %space;
- my @space2 = sort grep {$space {$_} =~ /[[:blank:]]/} keys %space;
-
- iseq "@space0", "cr ff lf spc tab";
- iseq "@space1", "cr ff lf spc tab vt";
- iseq "@space2", "spc tab";
- }
-
-
- {
- local $BugId = '20000731.001';
- ok "A \x{263a} B z C" =~ /A . B (??{ "z" }) C/,
- "Match UTF-8 char in presense of (??{ })";
- }
-
-
- {
- local $BugId = '20001021.005';
- no warnings 'uninitialized';
- ok undef =~ /^([^\/]*)(.*)$/, "Used to cause a SEGV";
- }
-
-
- SKIP:
- {
- local $Message = '\C matches octet';
- $_ = "a\x{100}b";
- ok /(.)(\C)(\C)(.)/ or skip q [\C doesn't match], 4;
- iseq $1, "a";
- if ($IS_ASCII) { # ASCII (or equivalent), should be UTF-8
- iseq $2, "\xC4";
- iseq $3, "\x80";
- }
- elsif ($IS_EBCDIC) { # EBCDIC (or equivalent), should be UTF-EBCDIC
- iseq $2, "\x8C";
- iseq $3, "\x41";
- }
- else {
- SKIP: {
- ok 0, "Unexpected platform", "ord ('A') = $ordA";
- skip "Unexpected platform";
- }
- }
- iseq $4, "b";
- }
-
-
- SKIP:
- {
- local $Message = '\C matches octet';
- $_ = "\x{100}";
- ok /(\C)/g or skip q [\C doesn't match], 2;
- if ($IS_ASCII) {
- iseq $1, "\xC4";
- }
- elsif ($IS_EBCDIC) {
- iseq $1, "\x8C";
- }
- else {
- ok 0, "Unexpected platform", "ord ('A') = $ordA";
- }
- ok /(\C)/g or skip q [\C doesn't match];
- if ($IS_ASCII) {
- iseq $1, "\x80";
- }
- elsif ($IS_EBCDIC) {
- iseq $1, "\x41";
- }
- else {
- ok 0, "Unexpected platform", "ord ('A') = $ordA";
- }
- }
-
-
- {
- # Japhy -- added 03/03/2001
- () = (my $str = "abc") =~ /(...)/;
- $str = "def";
- iseq $1, "abc", 'Changing subject does not modify $1';
- }
-
-
- SKIP:
- {
- # The trick is that in EBCDIC the explicit numeric range should
- # match (as also in non-EBCDIC) but the explicit alphabetic range
- # should not match.
- ok "\x8e" =~ /[\x89-\x91]/, '"\x8e" =~ /[\x89-\x91]/';
- ok "\xce" =~ /[\xc9-\xd1]/, '"\xce" =~ /[\xc9-\xd1]/';
-
- skip "Not an EBCDIC platform", 2 unless ord ('i') == 0x89 &&
- ord ('J') == 0xd1;
-
- # In most places these tests would succeed since \x8e does not
- # in most character sets match 'i' or 'j' nor would \xce match
- # 'I' or 'J', but strictly speaking these tests are here for
- # the good of EBCDIC, so let's test these only there.
- nok "\x8e" !~ /[i-j]/, '"\x8e" !~ /[i-j]/';
- nok "\xce" !~ /[I-J]/, '"\xce" !~ /[I-J]/';
- }
-
-
- {
- ok "\x{ab}" =~ /\x{ab}/, '"\x{ab}" =~ /\x{ab}/ ';
- ok "\x{abcd}" =~ /\x{abcd}/, '"\x{abcd}" =~ /\x{abcd}/';
- }
-
-
- {
- local $Message = 'bug id 20001008.001';
-
- my @x = ("stra\337e 138", "stra\337e 138");
- for (@x) {
- ok s/(\d+)\s*([\w\-]+)/$1 . uc $2/e;
- ok my ($latin) = /^(.+)(?:\s+\d)/;
- iseq $latin, "stra\337e";
- ok $latin =~ s/stra\337e/straße/;
- #
- # Previous code follows, but outcommented - there were no tests.
- #
- # $latin =~ s/stra\337e/straße/; # \303\237 after the 2nd a
- # use utf8; # needed for the raw UTF-8
- # $latin =~ s!(s)tr(?:aß|s+e)!$1tr.!; # \303\237 after the a
- }
- }
-
-
- {
- local $Message = 'Test \x escapes';
- ok "ba\xd4c" =~ /([a\xd4]+)/ && $1 eq "a\xd4";
- ok "ba\xd4c" =~ /([a\xd4]+)/ && $1 eq "a\x{d4}";
- ok "ba\x{d4}c" =~ /([a\xd4]+)/ && $1 eq "a\x{d4}";
- ok "ba\x{d4}c" =~ /([a\xd4]+)/ && $1 eq "a\xd4";
- ok "ba\xd4c" =~ /([a\x{d4}]+)/ && $1 eq "a\xd4";
- ok "ba\xd4c" =~ /([a\x{d4}]+)/ && $1 eq "a\x{d4}";
- ok "ba\x{d4}c" =~ /([a\x{d4}]+)/ && $1 eq "a\x{d4}";
- ok "ba\x{d4}c" =~ /([a\x{d4}]+)/ && $1 eq "a\xd4";
- }
-
-
- {
- local $BugId = '20001028.003';
-
- # Fist half of the bug.
- local $Message = 'HEBREW ACCENT QADMA matched by .*';
- my $X = chr (1448);
- ok my ($Y) = $X =~ /(.*)/;
- iseq $Y, v1448;
- iseq length ($Y), 1;
-
- # Second half of the bug.
- $Message = 'HEBREW ACCENT QADMA in replacement';
- $X = '';
- $X =~ s/^/chr(1488)/e;
- iseq length $X, 1;
- iseq ord ($X), 1488;
- }
-
-
- {
- local $BugId = '20001108.001';
- local $Message = 'Repeated s///';
- my $X = "Szab\x{f3},Bal\x{e1}zs";
- my $Y = $X;
- $Y =~ s/(B)/$1/ for 0 .. 3;
- iseq $Y, $X;
- iseq $X, "Szab\x{f3},Bal\x{e1}zs";
- }
-
-
- {
- local $BugId = '20000517.001';
- local $Message = 's/// on UTF-8 string';
- my $x = "\x{100}A";
- $x =~ s/A/B/;
- iseq $x, "\x{100}B";
- iseq length $x, 2;
- }
-
-
- {
- local $BugId = '20001230.002';
- local $Message = '\C and É';
- ok "École" =~ /^\C\C(.)/ && $1 eq 'c';
- ok "École" =~ /^\C\C(c)/;
- }
-
-
- SKIP:
- {
- local $Message = 'Match code points > 255';
- $_ = "abc\x{100}\x{200}\x{300}\x{380}\x{400}defg";
- ok /(.\x{300})./ or skip "No match", 4;
- ok $` eq "abc\x{100}" && length ($`) == 4;
- ok $& eq "\x{200}\x{300}\x{380}" && length ($&) == 3;
- ok $' eq "\x{400}defg" && length ($') == 5;
- ok $1 eq "\x{200}\x{300}" && length ($1) == 2;
- }
-
-
- {
- # The original bug report had 'no utf8' here but that was irrelevant.
- local $BugId = '20010306.008';
- local $Message = "Don't dump core";
- my $a = "a\x{1234}";
- ok $a =~ m/\w/; # used to core dump.
- }
-
-
- {
- local $BugId = '20010410.006';
- local $Message = '/g in scalar context';
- for my $rx ('/(.*?)\{(.*?)\}/csg',
- '/(.*?)\{(.*?)\}/cg',
- '/(.*?)\{(.*?)\}/sg',
- '/(.*?)\{(.*?)\}/g',
- '/(.+?)\{(.+?)\}/csg',) {
- my $i = 0;
- my $input = "a{b}c{d}";
- eval <<" --";
- while (eval \$input =~ $rx) {
- \$i ++;
- }
- --
- iseq $i, 2;
- }
- }
-
-
- {
- my $x = "\x{10FFFD}";
- $x =~ s/(.)/$1/g;
- ok ord($x) == 0x10FFFD && length($x) == 1, "From Robin Houston";
- }
-
-
- {
- my %d = (
- "7f" => [0, 0, 0],
- "80" => [1, 1, 0],
- "ff" => [1, 1, 0],
- "100" => [0, 1, 1],
- );
- SKIP:
- while (my ($code, $match) = each %d) {
- local $Message = "Properties of \\x$code";
- my $char = eval qq ["\\x{$code}"];
- my $i = 0;
- ok (($char =~ /[\x80-\xff]/) xor !$$match [$i ++]);
- ok (($char =~ /[\x80-\x{100}]/) xor !$$match [$i ++]);
- ok (($char =~ /[\x{100}]/) xor !$$match [$i ++]);
- }
- }
-
-
- {
- # From Japhy
- local $Message;
- must_warn 'qr/(?c)/', '^Useless \(\?c\)';
- must_warn 'qr/(?-c)/', '^Useless \(\?-c\)';
- must_warn 'qr/(?g)/', '^Useless \(\?g\)';
- must_warn 'qr/(?-g)/', '^Useless \(\?-g\)';
- must_warn 'qr/(?o)/', '^Useless \(\?o\)';
- must_warn 'qr/(?-o)/', '^Useless \(\?-o\)';
-
- # Now test multi-error regexes
- must_warn 'qr/(?g-o)/', '^Useless \(\?g\).*\nUseless \(\?-o\)';
- must_warn 'qr/(?g-c)/', '^Useless \(\?g\).*\nUseless \(\?-c\)';
- # (?c) means (?g) error won't be thrown
- must_warn 'qr/(?o-cg)/', '^Useless \(\?o\).*\nUseless \(\?-c\)';
- must_warn 'qr/(?ogc)/', '^Useless \(\?o\).*\nUseless \(\?g\).*\n' .
- 'Useless \(\?c\)';
- }
-
-
- {
- local $Message = "/x tests";
- $_ = "foo";
- eval_ok <<" --";
- /f
- o\r
- o
- \$
- /x
- --
- eval_ok <<" --";
- /f
- o
- o
- \$\r
- /x
- --
- }
-
-
- {
- local $Message = "/o feature";
- sub test_o {$_ [0] =~ /$_[1]/o; return $1}
- iseq test_o ('abc', '(.)..'), 'a';
- iseq test_o ('abc', '..(.)'), 'a';
- }
-
-
- {
- local $BugId = "20010619.003";
- # Amazingly vertical tabulator is the same in ASCII and EBCDIC.
- for ("\n", "\t", "\014", "\r") {
- ok !/[[:print:]]/, "'$_' not in [[:print:]]";
- }
- for (" ") {
- ok /[[:print:]]/, "'$_' in [[:print:]]";
- }
- }
-
-
- {
- # Test basic $^N usage outside of a regex
- local $Message = '$^N usage outside of a regex';
- my $x = "abcdef";
- ok ($x =~ /cde/ and !defined $^N);
- ok ($x =~ /(cde)/ and $^N eq "cde");
- ok ($x =~ /(c)(d)(e)/ and $^N eq "e");
- ok ($x =~ /(c(d)e)/ and $^N eq "cde");
- ok ($x =~ /(foo)|(c(d)e)/ and $^N eq "cde");
- ok ($x =~ /(c(d)e)|(foo)/ and $^N eq "cde");
- ok ($x =~ /(c(d)e)|(abc)/ and $^N eq "abc");
- ok ($x =~ /(c(d)e)|(abc)x/ and $^N eq "cde");
- ok ($x =~ /(c(d)e)(abc)?/ and $^N eq "cde");
- ok ($x =~ /(?:c(d)e)/ and $^N eq "d");
- ok ($x =~ /(?:c(d)e)(?:f)/ and $^N eq "d");
- ok ($x =~ /(?:([abc])|([def]))*/ and $^N eq "f");
- ok ($x =~ /(?:([ace])|([bdf]))*/ and $^N eq "f");
- ok ($x =~ /(([ace])|([bd]))*/ and $^N eq "e");
- {ok ($x =~ /(([ace])|([bdf]))*/ and $^N eq "f");}
- ## Test to see if $^N is automatically localized -- it should now
- ## have the value set in the previous test.
- iseq $^N, "e", '$^N is automatically localized';
-
- # Now test inside (?{ ... })
- local $Message = '$^N usage inside (?{ ... })';
- our ($y, $z);
- ok ($x =~ /a([abc])(?{$y=$^N})c/ and $y eq "b");
- ok ($x =~ /a([abc]+)(?{$y=$^N})d/ and $y eq "bc");
- ok ($x =~ /a([abcdefg]+)(?{$y=$^N})d/ and $y eq "bc");
- ok ($x =~ /(a([abcdefg]+)(?{$y=$^N})d)(?{$z=$^N})e/ and $y eq "bc"
- and $z eq "abcd");
- ok ($x =~ /(a([abcdefg]+)(?{$y=$^N})de)(?{$z=$^N})/ and $y eq "bc"
- and $z eq "abcde");
-
- }
-
-
- SKIP:
- {
- ## Should probably put in tests for all the POSIX stuff,
- ## but not sure how to guarantee a specific locale......
-
- skip "Not an ASCII platform", 2 unless $IS_ASCII;
- local $Message = 'Test [[:cntrl:]]';
- my $AllBytes = join "" => map {chr} 0 .. 255;
- (my $x = $AllBytes) =~ s/[[:cntrl:]]//g;
- iseq $x, join "", map {chr} 0x20 .. 0x7E, 0x80 .. 0xFF;
-
- ($x = $AllBytes) =~ s/[^[:cntrl:]]//g;
- iseq $x, join "", map {chr} 0x00 .. 0x1F, 0x7F;
- }
-
-
- {
- # With /s modifier UTF8 chars were interpreted as bytes
- local $Message = "UTF-8 chars aren't bytes";
- my $a = "Hello \x{263A} World";
- my @a = ($a =~ /./gs);
- iseq $#a, 12;
- }
-
-
- {
- local $Message = '. matches \n with /s';
- my $str1 = "foo\nbar";
- my $str2 = "foo\n\x{100}bar";
- my ($a, $b) = map {chr} $IS_ASCII ? (0xc4, 0x80) : (0x8c, 0x41);
- my @a;
- @a = $str1 =~ /./g; iseq @a, 6; iseq "@a", "f o o b a r";
- @a = $str1 =~ /./gs; iseq @a, 7; iseq "@a", "f o o \n b a r";
- @a = $str1 =~ /\C/g; iseq @a, 7; iseq "@a", "f o o \n b a r";
- @a = $str1 =~ /\C/gs; iseq @a, 7; iseq "@a", "f o o \n b a r";
- @a = $str2 =~ /./g; iseq @a, 7; iseq "@a", "f o o \x{100} b a r";
- @a = $str2 =~ /./gs; iseq @a, 8; iseq "@a", "f o o \n \x{100} b a r";
- @a = $str2 =~ /\C/g; iseq @a, 9; iseq "@a", "f o o \n $a $b b a r";
- @a = $str2 =~ /\C/gs; iseq @a, 9; iseq "@a", "f o o \n $a $b b a r";
- }
-
-
- {
- # [ID 20010814.004] pos() doesn't work when using =~m// in list context
- local $BugId = '20010814.004';
- $_ = "ababacadaea";
- my $a = join ":", /b./gc;
- my $b = join ":", /a./gc;
- my $c = pos;
- iseq "$a $b $c", 'ba:ba ad:ae 10', "pos() works with () = m//";
- }
-
-
- {
- # [ID 20010407.006] matching utf8 return values from
- # functions does not work
- local $BugId = '20010407.006';
- local $Message = 'UTF-8 return values from functions';
- package ID_20010407_006;
- sub x {"a\x{1234}"}
- my $x = x;
- my $y;
- ::ok $x =~ /(..)/;
- $y = $1;
- ::ok length ($y) == 2 && $y eq $x;
- ::ok x =~ /(..)/;
- $y = $1;
- ::ok length ($y) == 2 && $y eq $x;
- }
-
-
- {
- no warnings 'digit';
- # Check that \x## works. 5.6.1 and 5.005_03 fail some of these.
- my $x;
- $x = "\x4e" . "E";
- ok ($x =~ /^\x4EE$/, "Check only 2 bytes of hex are matched.");
-
- $x = "\x4e" . "i";
- ok ($x =~ /^\x4Ei$/, "Check that invalid hex digit stops it (2)");
-
- $x = "\x4" . "j";
- ok ($x =~ /^\x4j$/, "Check that invalid hex digit stops it (1)");
-
- $x = "\x0" . "k";
- ok ($x =~ /^\xk$/, "Check that invalid hex digit stops it (0)");
-
- $x = "\x0" . "x";
- ok ($x =~ /^\xx$/, "\\xx isn't to be treated as \\0");
-
- $x = "\x0" . "xa";
- ok ($x =~ /^\xxa$/, "\\xxa isn't to be treated as \\xa");
-
- $x = "\x9" . "_b";
- ok ($x =~ /^\x9_b$/, "\\x9_b isn't to be treated as \\x9b");
-
- # and now again in [] ranges
-
- $x = "\x4e" . "E";
- ok ($x =~ /^[\x4EE]{2}$/, "Check only 2 bytes of hex are matched.");
-
- $x = "\x4e" . "i";
- ok ($x =~ /^[\x4Ei]{2}$/, "Check that invalid hex digit stops it (2)");
-
- $x = "\x4" . "j";
- ok ($x =~ /^[\x4j]{2}$/, "Check that invalid hex digit stops it (1)");
-
- $x = "\x0" . "k";
- ok ($x =~ /^[\xk]{2}$/, "Check that invalid hex digit stops it (0)");
-
- $x = "\x0" . "x";
- ok ($x =~ /^[\xx]{2}$/, "\\xx isn't to be treated as \\0");
-
- $x = "\x0" . "xa";
- ok ($x =~ /^[\xxa]{3}$/, "\\xxa isn't to be treated as \\xa");
-
- $x = "\x9" . "_b";
- ok ($x =~ /^[\x9_b]{3}$/, "\\x9_b isn't to be treated as \\x9b");
-
- # Check that \x{##} works. 5.6.1 fails quite a few of these.
-
- $x = "\x9b";
- ok ($x =~ /^\x{9_b}$/, "\\x{9_b} is to be treated as \\x9b");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^\x{9_b}y$/, "\\x{9_b} is to be treated as \\x9b (again)");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^\x{9b_}y$/, "\\x{9b_} is to be treated as \\x9b");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^\x{9_bq}y$/, "\\x{9_bc} is to be treated as \\x9b");
-
- $x = "\x0" . "y";
- ok ($x =~ /^\x{x9b}y$/, "\\x{x9b} is to be treated as \\x0");
-
- $x = "\x0" . "y";
- ok ($x =~ /^\x{0x9b}y$/, "\\x{0x9b} is to be treated as \\x0");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^\x{09b}y$/, "\\x{09b} is to be treated as \\x9b");
-
- $x = "\x9b";
- ok ($x =~ /^[\x{9_b}]$/, "\\x{9_b} is to be treated as \\x9b");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^[\x{9_b}y]{2}$/,
- "\\x{9_b} is to be treated as \\x9b (again)");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^[\x{9b_}y]{2}$/, "\\x{9b_} is to be treated as \\x9b");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^[\x{9_bq}y]{2}$/, "\\x{9_bc} is to be treated as \\x9b");
-
- $x = "\x0" . "y";
- ok ($x =~ /^[\x{x9b}y]{2}$/, "\\x{x9b} is to be treated as \\x0");
-
- $x = "\x0" . "y";
- ok ($x =~ /^[\x{0x9b}y]{2}$/, "\\x{0x9b} is to be treated as \\x0");
-
- $x = "\x9b" . "y";
- ok ($x =~ /^[\x{09b}y]{2}$/, "\\x{09b} is to be treated as \\x9b");
-
- }
-
-
- {
- # High bit bug -- japhy
- my $x = "ab\200d";
- ok $x =~ /.*?\200/, "High bit fine";
- }
-
-
- {
- # The basic character classes and Unicode
- ok "\x{0100}" =~ /\w/, 'LATIN CAPITAL LETTER A WITH MACRON in /\w/';
- ok "\x{0660}" =~ /\d/, 'ARABIC-INDIC DIGIT ZERO in /\d/';
- ok "\x{1680}" =~ /\s/, 'OGHAM SPACE MARK in /\s/';
- }
-
-
- {
- local $Message = "Folding matches and Unicode";
- ok "a\x{100}" =~ /A/i;
- ok "A\x{100}" =~ /a/i;
- ok "a\x{100}" =~ /a/i;
- ok "A\x{100}" =~ /A/i;
- ok "\x{101}a" =~ /\x{100}/i;
- ok "\x{100}a" =~ /\x{100}/i;
- ok "\x{101}a" =~ /\x{101}/i;
- ok "\x{100}a" =~ /\x{101}/i;
- ok "a\x{100}" =~ /A\x{100}/i;
- ok "A\x{100}" =~ /a\x{100}/i;
- ok "a\x{100}" =~ /a\x{100}/i;
- ok "A\x{100}" =~ /A\x{100}/i;
- ok "a\x{100}" =~ /[A]/i;
- ok "A\x{100}" =~ /[a]/i;
- ok "a\x{100}" =~ /[a]/i;
- ok "A\x{100}" =~ /[A]/i;
- ok "\x{101}a" =~ /[\x{100}]/i;
- ok "\x{100}a" =~ /[\x{100}]/i;
- ok "\x{101}a" =~ /[\x{101}]/i;
- ok "\x{100}a" =~ /[\x{101}]/i;
- }
-
-
- {
- use charnames ':full';
- local $Message = "Folding 'LATIN LETTER A WITH GRAVE'";
-
- my $lower = "\N{LATIN SMALL LETTER A WITH GRAVE}";
- my $UPPER = "\N{LATIN CAPITAL LETTER A WITH GRAVE}";
-
- ok $lower =~ m/$UPPER/i;
- ok $UPPER =~ m/$lower/i;
- ok $lower =~ m/[$UPPER]/i;
- ok $UPPER =~ m/[$lower]/i;
-
- local $Message = "Folding 'GREEK LETTER ALPHA WITH VRACHY'";
-
- $lower = "\N{GREEK CAPITAL LETTER ALPHA WITH VRACHY}";
- $UPPER = "\N{GREEK SMALL LETTER ALPHA WITH VRACHY}";
-
- ok $lower =~ m/$UPPER/i;
- ok $UPPER =~ m/$lower/i;
- ok $lower =~ m/[$UPPER]/i;
- ok $UPPER =~ m/[$lower]/i;
-
- local $Message = "Folding 'LATIN LETTER Y WITH DIAERESIS'";
-
- $lower = "\N{LATIN SMALL LETTER Y WITH DIAERESIS}";
- $UPPER = "\N{LATIN CAPITAL LETTER Y WITH DIAERESIS}";
-
- ok $lower =~ m/$UPPER/i;
- ok $UPPER =~ m/$lower/i;
- ok $lower =~ m/[$UPPER]/i;
- ok $UPPER =~ m/[$lower]/i;
- }
-
-
- {
- use charnames ':full';
- local $PatchId = "13843";
- local $Message = "GREEK CAPITAL LETTER SIGMA vs " .
- "COMBINING GREEK PERISPOMENI";
-
- my $SIGMA = "\N{GREEK CAPITAL LETTER SIGMA}";
- my $char = "\N{COMBINING GREEK PERISPOMENI}";
-
- may_not_warn sub {ok "_:$char:_" !~ m/_:$SIGMA:_/i};
- }
-
-
- {
- local $Message = '\X';
- use charnames ':full';
-
- ok "a!" =~ /^(\X)!/ && $1 eq "a";
- ok "\xDF!" =~ /^(\X)!/ && $1 eq "\xDF";
- ok "\x{100}!" =~ /^(\X)!/ && $1 eq "\x{100}";
- ok "\x{100}\x{300}!" =~ /^(\X)!/ && $1 eq "\x{100}\x{300}";
- ok "\N{LATIN CAPITAL LETTER E}!" =~ /^(\X)!/ &&
- $1 eq "\N{LATIN CAPITAL LETTER E}";
- ok "\N{LATIN CAPITAL LETTER E}\N{COMBINING GRAVE ACCENT}!"
- =~ /^(\X)!/ &&
- $1 eq "\N{LATIN CAPITAL LETTER E}\N{COMBINING GRAVE ACCENT}";
-
- local $Message = '\C and \X';
- ok "!abc!" =~ /a\Cc/;
- ok "!abc!" =~ /a\Xc/;
- }
-
-
- {
- local $Message = "Final Sigma";
-
- my $SIGMA = "\x{03A3}"; # CAPITAL
- my $Sigma = "\x{03C2}"; # SMALL FINAL
- my $sigma = "\x{03C3}"; # SMALL
-
- ok $SIGMA =~ /$SIGMA/i;
- ok $SIGMA =~ /$Sigma/i;
- ok $SIGMA =~ /$sigma/i;
-
- ok $Sigma =~ /$SIGMA/i;
- ok $Sigma =~ /$Sigma/i;
- ok $Sigma =~ /$sigma/i;
-
- ok $sigma =~ /$SIGMA/i;
- ok $sigma =~ /$Sigma/i;
- ok $sigma =~ /$sigma/i;
-
- ok $SIGMA =~ /[$SIGMA]/i;
- ok $SIGMA =~ /[$Sigma]/i;
- ok $SIGMA =~ /[$sigma]/i;
-
- ok $Sigma =~ /[$SIGMA]/i;
- ok $Sigma =~ /[$Sigma]/i;
- ok $Sigma =~ /[$sigma]/i;
-
- ok $sigma =~ /[$SIGMA]/i;
- ok $sigma =~ /[$Sigma]/i;
- ok $sigma =~ /[$sigma]/i;
-
- local $Message = "More final Sigma";
-
- my $S3 = "$SIGMA$Sigma$sigma";
-
- ok ":$S3:" =~ /:(($SIGMA)+):/i && $1 eq $S3 && $2 eq $sigma;
- ok ":$S3:" =~ /:(($Sigma)+):/i && $1 eq $S3 && $2 eq $sigma;
- ok ":$S3:" =~ /:(($sigma)+):/i && $1 eq $S3 && $2 eq $sigma;
-
- ok ":$S3:" =~ /:(([$SIGMA])+):/i && $1 eq $S3 && $2 eq $sigma;
- ok ":$S3:" =~ /:(([$Sigma])+):/i && $1 eq $S3 && $2 eq $sigma;
- ok ":$S3:" =~ /:(([$sigma])+):/i && $1 eq $S3 && $2 eq $sigma;
- }
-
-
- {
- use charnames ':full';
- local $Message = "Parlez-Vous " .
- "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais?";
-
- ok "Fran\N{LATIN SMALL LETTER C}ais" =~ /Fran.ais/ &&
- $& eq "Francais";
- ok "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais" =~ /Fran.ais/ &&
- $& eq "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais";
- ok "Fran\N{LATIN SMALL LETTER C}ais" =~ /Fran\Cais/ &&
- $& eq "Francais";
- # COMBINING CEDILLA is two bytes when encoded
- ok "Franc\N{COMBINING CEDILLA}ais" =~ /Franc\C\Cais/;
- ok "Fran\N{LATIN SMALL LETTER C}ais" =~ /Fran\Xais/ &&
- $& eq "Francais";
- ok "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais" =~ /Fran\Xais/ &&
- $& eq "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais";
- ok "Franc\N{COMBINING CEDILLA}ais" =~ /Fran\Xais/ &&
- $& eq "Franc\N{COMBINING CEDILLA}ais";
- ok "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais" =~
- /Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais/ &&
- $& eq "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais";
- ok "Franc\N{COMBINING CEDILLA}ais" =~ /Franc\N{COMBINING CEDILLA}ais/ &&
- $& eq "Franc\N{COMBINING CEDILLA}ais";
-
- my @f = (
- ["Fran\N{LATIN SMALL LETTER C}ais", "Francais"],
- ["Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais",
- "Fran\N{LATIN SMALL LETTER C WITH CEDILLA}ais"],
- ["Franc\N{COMBINING CEDILLA}ais", "Franc\N{COMBINING CEDILLA}ais"],
- );
- foreach my $entry (@f) {
- my ($subject, $match) = @$entry;
- ok $subject =~ /Fran(?:c\N{COMBINING CEDILLA}?|
- \N{LATIN SMALL LETTER C WITH CEDILLA})ais/x &&
- $& eq $match;
- }
- }
-
-
- {
- local $Message = "Lingering (and useless) UTF8 flag doesn't mess up /i";
- my $pat = "ABcde";
- my $str = "abcDE\x{100}";
- chop $str;
- ok $str =~ /$pat/i;
-
- $pat = "ABcde\x{100}";
- $str = "abcDE";
- chop $pat;
- ok $str =~ /$pat/i;
-
- $pat = "ABcde\x{100}";
- $str = "abcDE\x{100}";
- chop $pat;
- chop $str;
- ok $str =~ /$pat/i;
- }
-
-
- {
- use charnames ':full';
- local $Message = "LATIN SMALL LETTER SHARP S " .
- "(\N{LATIN SMALL LETTER SHARP S})";
-
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /\N{LATIN SMALL LETTER SHARP S}/;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /\N{LATIN SMALL LETTER SHARP S}/i;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /[\N{LATIN SMALL LETTER SHARP S}]/;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /[\N{LATIN SMALL LETTER SHARP S}]/i;
-
- ok "ss" =~ /\N{LATIN SMALL LETTER SHARP S}/i;
- ok "SS" =~ /\N{LATIN SMALL LETTER SHARP S}/i;
- ok "ss" =~ /[\N{LATIN SMALL LETTER SHARP S}]/i;
- ok "SS" =~ /[\N{LATIN SMALL LETTER SHARP S}]/i;
-
- ok "\N{LATIN SMALL LETTER SHARP S}" =~ /ss/i;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~ /SS/i;
-
- local $Message = "Unoptimized named sequence in class";
- ok "ss" =~ /[\N{LATIN SMALL LETTER SHARP S}x]/i;
- ok "SS" =~ /[\N{LATIN SMALL LETTER SHARP S}x]/i;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /[\N{LATIN SMALL LETTER SHARP S}x]/;
- ok "\N{LATIN SMALL LETTER SHARP S}" =~
- /[\N{LATIN SMALL LETTER SHARP S}x]/i;
- }
-
-
- {
- # More whitespace: U+0085, U+2028, U+2029\n";
-
- # U+0085, U+00A0 need to be forced to be Unicode, the \x{100} does that.
- SKIP: {
- skip "EBCDIC platform", 4 if $IS_EBCDIC;
- # Do \x{0015} and \x{0041} match \s in EBCDIC?
- ok "<\x{100}\x{0085}>" =~ /<\x{100}\s>/, '\x{0085} in \s';
- ok "<\x{0085}>" =~ /<\v>/, '\x{0085} in \v';
- ok "<\x{100}\x{00A0}>" =~ /<\x{100}\s>/, '\x{00A0} in \s';
- ok "<\x{00A0}>" =~ /<\h>/, '\x{00A0} in \h';
- }
- my @h = map {sprintf "%05x" => $_} 0x01680, 0x0180E, 0x02000 .. 0x0200A,
- 0x0202F, 0x0205F, 0x03000;
- my @v = map {sprintf "%05x" => $_} 0x02028, 0x02029;
-
- my @H = map {sprintf "%05x" => $_} 0x01361, 0x0200B, 0x02408, 0x02420,
- 0x0303F, 0xE0020;
- my @V = map {sprintf "%05x" => $_} 0x0008A .. 0x0008D, 0x00348, 0x10100,
- 0xE005F, 0xE007C;
-
- for my $hex (@h) {
- my $str = eval qq ["<\\x{$hex}>"];
- ok $str =~ /<\s>/, "\\x{$hex} in \\s";
- ok $str =~ /<\h>/, "\\x{$hex} in \\h";
- ok $str !~ /<\v>/, "\\x{$hex} not in \\v";
- }
-
- for my $hex (@v) {
- my $str = eval qq ["<\\x{$hex}>"];
- ok $str =~ /<\s>/, "\\x{$hex} in \\s";
- ok $str =~ /<\v>/, "\\x{$hex} in \\v";
- ok $str !~ /<\h>/, "\\x{$hex} not in \\h";
- }
-
- for my $hex (@H) {
- my $str = eval qq ["<\\x{$hex}>"];
- ok $str =~ /<\S>/, "\\x{$hex} in \\S";
- ok $str =~ /<\H>/, "\\x{$hex} in \\H";
- }
-
- for my $hex (@V) {
- my $str = eval qq ["<\\x{$hex}>"];
- ok $str =~ /<\S>/, "\\x{$hex} in \\S";
- ok $str =~ /<\V>/, "\\x{$hex} in \\V";
- }
- }
-
-
- {
- # . with /s should work on characters, as opposed to bytes
- local $Message = ". with /s works on characters, not bytes";
-
- my $s = "\x{e4}\x{100}";
- # This is not expected to match: the point is that
- # neither should we get "Malformed UTF-8" warnings.
- may_not_warn sub {$s =~ /\G(.+?)\n/gcs}, "No 'Malformed UTF-8' warning";
-
- my @c;
- push @c => $1 while $s =~ /\G(.)/gs;
-
- local $" = "";
- iseq "@c", $s;
-
- # Test only chars < 256
- my $t1 = "Q003\n\n\x{e4}\x{f6}\n\nQ004\n\n\x{e7}";
- my $r1 = "";
- while ($t1 =~ / \G ( .+? ) \n\s+ ( .+? ) ( $ | \n\s+ ) /xgcs) {
- $r1 .= $1 . $2;
- }
-
- my $t2 = $t1 . "\x{100}"; # Repeat with a larger char
- my $r2 = "";
- while ($t2 =~ / \G ( .+? ) \n\s+ ( .+? ) ( $ | \n\s+ ) /xgcs) {
- $r2 .= $1 . $2;
- }
- $r2 =~ s/\x{100}//;
-
- iseq $r1, $r2;
- }
-
-
- {
- local $Message = "Unicode lookbehind";
- ok "A\x{100}B" =~ /(?<=A.)B/;
- ok "A\x{200}\x{300}B" =~ /(?<=A..)B/;
- ok "\x{400}AB" =~ /(?<=\x{400}.)B/;
- ok "\x{500}\x{600}B" =~ /(?<=\x{500}.)B/;
-
- # Original code also contained:
- # ok "\x{500\x{600}}B" =~ /(?<=\x{500}.)B/;
- # but that looks like a typo.
- }
-
-
- {
- local $Message = 'UTF-8 hash keys and /$/';
- # http://www.xray.mpe.mpg.de/mailing-lists/perl5-porters
- # /2002-01/msg01327.html
-
- my $u = "a\x{100}";
- my $v = substr ($u, 0, 1);
- my $w = substr ($u, 1, 1);
- my %u = ($u => $u, $v => $v, $w => $w);
- for (keys %u) {
- my $m1 = /^\w*$/ ? 1 : 0;
- my $m2 = $u {$_} =~ /^\w*$/ ? 1 : 0;
- iseq $m1, $m2;
- }
- }
-
-
- {
- local $BugId = "20020124.005";
- local $PatchId = "14795";
- local $Message = "s///eg";
-
- for my $char ("a", "\x{df}", "\x{100}") {
- my $x = "$char b $char";
- $x =~ s{($char)}{
- "c" =~ /c/;
- "x";
- }ge;
- iseq substr ($x, 0, 1), substr ($x, -1, 1);
- }
- }
-
-
- {
- local $Message = "No SEGV in s/// and UTF-8";
- my $s = "s#\x{100}" x 4;
- ok $s =~ s/[^\w]/ /g;
- if ( $ENV{PERL_TEST_LEGACY_POSIX_CC} ) {
- iseq $s, "s \x{100}" x 4;
- }
- else {
- iseq $s, "s " x 4;
- }
- }
-
-
- {
- local $Message = "UTF-8 bug (maybe already known?)";
- my $u = "foo";
- $u =~ s/./\x{100}/g;
- iseq $u, "\x{100}\x{100}\x{100}";
-
- $u = "foobar";
- $u =~ s/[ao]/\x{100}/g;
- iseq $u, "f\x{100}\x{100}b\x{100}r";
-
- $u =~ s/\x{100}/e/g;
- iseq $u, "feeber";
- }
-
-
- {
- local $Message = "UTF-8 bug with s///";
- # check utf8/non-utf8 mixtures
- # try to force all float/anchored check combinations
-
- my $c = "\x{100}";
- my $subst;
- for my $re ("xx.*$c", "x.*$c$c", "$c.*xx", "$c$c.*x",
- "xx.*(?=$c)", "(?=$c).*xx",) {
- ok "xxx" !~ /$re/;
- ok +($subst = "xxx") !~ s/$re//;
- }
- for my $re ("xx.*$c*", "$c*.*xx") {
- ok "xxx" =~ /$re/;
- ok +($subst = "xxx") =~ s/$re//;
- iseq $subst, "";
- }
- for my $re ("xxy*", "y*xx") {
- ok "xx$c" =~ /$re/;
- ok +($subst = "xx$c") =~ s/$re//;
- iseq $subst, $c;
- ok "xy$c" !~ /$re/;
- ok +($subst = "xy$c") !~ s/$re//;
- }
- for my $re ("xy$c*z", "x$c*yz") {
- ok "xyz" =~ /$re/;
- ok +($subst = "xyz") =~ s/$re//;
- iseq $subst, "";
- }
- }
-
-
- {
- local $Message = "qr /.../x";
- my $R = qr / A B C # D E/x;
- ok "ABCDE" =~ $R && $& eq "ABC";
- ok "ABCDE" =~ /$R/ && $& eq "ABC";
- ok "ABCDE" =~ m/$R/ && $& eq "ABC";
- ok "ABCDE" =~ /($R)/ && $1 eq "ABC";
- ok "ABCDE" =~ m/($R)/ && $1 eq "ABC";
- }
-
-
- {
- local $BugId = "20020412.005";
- local $Message = "Correct pmop flags checked when empty pattern";
-
- # Requires reuse of last successful pattern.
- my $num = 123;
- $num =~ /\d/;
- for (0 .. 1) {
- my $match = ?? + 0;
- ok $match != $_, $Message,
- sprintf "'match one' %s on %s iteration" =>
- $match ? 'succeeded' : 'failed',
- $_ ? 'second' : 'first';
- }
- $num =~ /(\d)/;
- my $result = join "" => $num =~ //g;
- iseq $result, $num;
- }
-
-
- {
- local $BugId = '20020630.002';
- local $Message = 'UTF-8 regex matches above 32k';
- for (['byte', "\x{ff}"], ['utf8', "\x{1ff}"]) {
- my ($type, $char) = @$_;
- for my $len (32000, 32768, 33000) {
- my $s = $char . "f" x $len;
- my $r = $s =~ /$char([f]*)/gc;
- ok $r, $Message, "<$type x $len>";
- ok !$r || pos ($s) == $len + 1, $Message,
- "<$type x $len>; pos = @{[pos $s]}";
- }
- }
- }
-
-
- {
- our $a = bless qr /foo/ => 'Foo';
- ok 'goodfood' =~ $a, "Reblessed qr // matches";
- iseq $a, '(?-xism:foo)', "Reblessed qr // stringifies";
- my $x = "\x{3fe}";
- my $z = my $y = "\317\276"; # Byte representation of $x
- $a = qr /$x/;
- ok $x =~ $a, "UTF-8 interpolation in qr //";
- ok "a$a" =~ $x, "Stringified qr // preserves UTF-8";
- ok "a$x" =~ /^a$a\z/, "Interpolated qr // preserves UTF-8";
- ok "a$x" =~ /^a(??{$a})\z/,
- "Postponed interpolation of qr // preserves UTF-8";
- {
- local $BugId = '17776';
- iseq length qr /##/x, 12, "## in qr // doesn't corrupt memory";
- }
- {
- use re 'eval';
- ok "$x$x" =~ /^$x(??{$x})\z/,
- "Postponed UTF-8 string in UTF-8 re matches UTF-8";
- ok "$y$x" =~ /^$y(??{$x})\z/,
- "Postponed UTF-8 string in non-UTF-8 re matches UTF-8";
- ok "$y$x" !~ /^$y(??{$y})\z/,
- "Postponed non-UTF-8 string in non-UTF-8 re doesn't match UTF-8";
- ok "$x$x" !~ /^$x(??{$y})\z/,
- "Postponed non-UTF-8 string in UTF-8 re doesn't match UTF-8";
- ok "$y$y" =~ /^$y(??{$y})\z/,
- "Postponed non-UTF-8 string in non-UTF-8 re matches non-UTF8";
- ok "$x$y" =~ /^$x(??{$y})\z/,
- "Postponed non-UTF-8 string in UTF-8 re matches non-UTF8";
-
- $y = $z; # Reset $y after upgrade.
- ok "$x$y" !~ /^$x(??{$x})\z/,
- "Postponed UTF-8 string in UTF-8 re doesn't match non-UTF-8";
- ok "$y$y" !~ /^$y(??{$x})\z/,
- "Postponed UTF-8 string in non-UTF-8 re doesn't match non-UTF-8";
- }
- }
-
-
- {
- local $PatchId = '18179';
- my $s = "\x{100}" x 5;
- my $ok = $s =~ /(\x{100}{4})/;
- my ($ord, $len) = (ord $1, length $1);
- ok $ok && $ord == 0x100 && $len == 4, "No panic: end_shift";
- }
-
-
- {
- local $BugId = '15763';
- our $a = "x\x{100}";
- chop $a; # Leaves the UTF-8 flag
- $a .= "y"; # 1 byte before 'y'.
-
- ok $a =~ /^\C/, 'match one \C on 1-byte UTF-8';
- ok $a =~ /^\C{1}/, 'match \C{1}';
-
- ok $a =~ /^\Cy/, 'match \Cy';
- ok $a =~ /^\C{1}y/, 'match \C{1}y';
-
- ok $a !~ /^\C\Cy/, q {don't match two \Cy};
- ok $a !~ /^\C{2}y/, q {don't match \C{2}y};
-
- $a = "\x{100}y"; # 2 bytes before "y"
-
- ok $a =~ /^\C/, 'match one \C on 2-byte UTF-8';
- ok $a =~ /^\C{1}/, 'match \C{1}';
- ok $a =~ /^\C\C/, 'match two \C';
- ok $a =~ /^\C{2}/, 'match \C{2}';
-
- ok $a =~ /^\C\C\C/, 'match three \C on 2-byte UTF-8 and a byte';
- ok $a =~ /^\C{3}/, 'match \C{3}';
-
- ok $a =~ /^\C\Cy/, 'match two \C';
- ok $a =~ /^\C{2}y/, 'match \C{2}';
-
- ok $a !~ /^\C\C\Cy/, q {don't match three \Cy};
- ok $a !~ /^\C{2}\Cy/, q {don't match \C{2}\Cy};
- ok $a !~ /^\C{3}y/, q {don't match \C{3}y};
-
- $a = "\x{1000}y"; # 3 bytes before "y"
-
- ok $a =~ /^\C/, 'match one \C on three-byte UTF-8';
- ok $a =~ /^\C{1}/, 'match \C{1}';
- ok $a =~ /^\C\C/, 'match two \C';
- ok $a =~ /^\C{2}/, 'match \C{2}';
- ok $a =~ /^\C\C\C/, 'match three \C';
- ok $a =~ /^\C{3}/, 'match \C{3}';
-
- ok $a =~ /^\C\C\C\C/, 'match four \C on three-byte UTF-8 and a byte';
- ok $a =~ /^\C{4}/, 'match \C{4}';
-
- ok $a =~ /^\C\C\Cy/, 'match three \Cy';
- ok $a =~ /^\C{3}y/, 'match \C{3}y';
-
- ok $a !~ /^\C\C\C\Cy/, q {don't match four \Cy};
- ok $a !~ /^\C{4}y/, q {don't match \C{4}y};
- }
-
-
- {
- local $\;
- $_ = 'aaaaaaaaaa';
- utf8::upgrade($_); chop $_; $\="\n";
- ok /[^\s]+/, 'm/[^\s]/ utf8';
- ok /[^\d]+/, 'm/[^\d]/ utf8';
- ok +($a = $_, $_ =~ s/[^\s]+/./g), 's/[^\s]/ utf8';
- ok +($a = $_, $a =~ s/[^\d]+/./g), 's/[^\s]/ utf8';
- }
-
-
- {
- local $BugId = '15397';
- local $Message = 'UTF-8 matching';
- ok "\x{100}" =~ /\x{100}/;
- ok "\x{100}" =~ /(\x{100})/;
- ok "\x{100}" =~ /(\x{100}){1}/;
- ok "\x{100}\x{100}" =~ /(\x{100}){2}/;
- ok "\x{100}\x{100}" =~ /(\x{100})(\x{100})/;
- }
-
-
- {
- local $BugId = '7471';
- local $Message = 'Neither ()* nor ()*? sets $1 when matched 0 times';
- local $_ = 'CD';
- ok /(AB)*?CD/ && !defined $1;
- ok /(AB)*CD/ && !defined $1;
- }
-
-
- {
- local $BugId = '3547';
- local $Message = "Caching shouldn't prevent match";
- my $pattern = "^(b+?|a){1,2}c";
- ok "bac" =~ /$pattern/ && $1 eq 'a';
- ok "bbac" =~ /$pattern/ && $1 eq 'a';
- ok "bbbac" =~ /$pattern/ && $1 eq 'a';
- ok "bbbbac" =~ /$pattern/ && $1 eq 'a';
- }
-
-
-
- {
- local $BugId = '18232';
- local $Message = '$1 should keep UTF-8 ness';
- ok "\x{100}" =~ /(.)/;
- iseq $1, "\x{100}", '$1 is UTF-8';
- { 'a' =~ /./; }
- iseq $1, "\x{100}", '$1 is still UTF-8';
- isneq $1, "\xC4\x80", '$1 is not non-UTF-8';
- }
-
-
- {
- local $BugId = '19767';
- local $Message = "Optimizer doesn't prematurely reject match";
- use utf8;
-
- my $attr = 'Name-1';
- my $NormalChar = qr /[\p{IsDigit}\p{IsLower}\p{IsUpper}]/;
- my $NormalWord = qr /${NormalChar}+?/;
- my $PredNameHyphen = qr /^${NormalWord}(\-${NormalWord})*?$/;
-
- $attr =~ /^$/;
- ok $attr =~ $PredNameHyphen; # Original test.
-
- "a" =~ m/[b]/;
- ok "0" =~ /\p{N}+\z/; # Variant.
- }
-
-
- {
- local $BugId = '20683';
- local $Message = "(??{ }) doesn't return stale values";
- our $p = 1;
- foreach (1, 2, 3, 4) {
- $p ++ if /(??{ $p })/
- }
- iseq $p, 5;
-
- {
- package P;
- $a = 1;
- sub TIESCALAR {bless []}
- sub FETCH {$a ++}
- }
- tie $p, "P";
- foreach (1, 2, 3, 4) {
- /(??{ $p })/
- }
- iseq $p, 5;
- }
-
-
- {
- # Subject: Odd regexp behavior
- # From: Markus Kuhn <Markus.Kuhn@cl.cam.ac.uk>
- # Date: Wed, 26 Feb 2003 16:53:12 +0000
- # Message-Id: <E18o4nw-0008Ly-00@wisbech.cl.cam.ac.uk>
- # To: perl-unicode@perl.org
-
- local $Message = 'Markus Kuhn 2003-02-26';
-
- my $x = "\x{2019}\nk";
- ok $x =~ s/(\S)\n(\S)/$1 $2/sg;
- ok $x eq "\x{2019} k";
-
- $x = "b\nk";
- ok $x =~ s/(\S)\n(\S)/$1 $2/sg;
- ok $x eq "b k";
-
- ok "\x{2019}" =~ /\S/;
- }
-
-
- {
- local $BugId = '21411';
- local $Message = "(??{ .. }) in split doesn't corrupt its stack";
- our $i;
- ok '-1-3-5-' eq join '', split /((??{$i++}))/, '-1-3-5-';
- no warnings 'syntax';
- @_ = split /(?{'WOW'})/, 'abc';
- local $" = "|";
- iseq "@_", "a|b|c";
- }
-
-
- {
- # XXX DAPM 13-Apr-06. Recursive split is still broken. It's only luck it
- # hasn't been crashing. Disable this test until it is fixed properly.
- # XXX also check what it returns rather than just doing ok(1,...)
- # split /(?{ split "" })/, "abc";
- local $TODO = "Recursive split is still broken";
- ok 0, 'cache_re & "(?{": it dumps core in 5.6.1 & 5.8.0';
- }
-
-
- {
- ok "\x{100}\n" =~ /\x{100}\n$/, "UTF-8 length cache and fbm_compile";
- }
-
-
- {
- package Str;
- use overload q /""/ => sub {${$_ [0]};};
- sub new {my ($c, $v) = @_; bless \$v, $c;}
-
- package main;
- $_ = Str -> new ("a\x{100}/\x{100}b");
- ok join (":", /\b(.)\x{100}/g) eq "a:/", "re_intuit_start and PL_bostr";
- }
-
-
- {
- local $BugId = '17757';
- $_ = "code: 'x' { '...' }\n"; study;
- my @x; push @x, $& while m/'[^\']*'/gx;
- local $" = ":";
- iseq "@x", "'x':'...'", "Parse::RecDescent triggered infinite loop";
- }
-
-
- {
- my $re = qq /^([^X]*)X/;
- utf8::upgrade ($re);
- ok "\x{100}X" =~ /$re/, "S_cl_and ANYOF_UNICODE & ANYOF_INVERTED";
- }
-
-
- {
- local $BugId = '22354';
- sub func ($) {
- ok "a\nb" !~ /^b/, "Propagated modifier; $_[0]";
- ok "a\nb" =~ /^b/m, "Propagated modifier; $_[0] - with /m";
- }
- func "standalone";
- $_ = "x"; s/x/func "in subst"/e;
- $_ = "x"; s/x/func "in multiline subst"/em;
-
- #
- # Next two give 'panic: malloc'.
- # Outcommented, using two TODOs.
- #
- local $TODO = 'panic: malloc';
- local $Message = 'Postponed regexp and propaged modifier';
- # ok 0 for 1 .. 2;
- SKIP: {
- skip "panic: malloc", 2;
- $_ = "x"; /x(?{func "in regexp"})/;
- $_ = "x"; /x(?{func "in multiline regexp"})/m;
- }
- }
-
-
- {
- local $BugId = '19049';
- $_ = "abcdef\n";
- my @x = m/./g;
- iseq "abcde", $`, 'Global match sets $`';
- }
-
-
- {
- ok "123\x{100}" =~ /^.*1.*23\x{100}$/,
- 'UTF-8 + multiple floating substr';
- }
-
-
- {
- local $Message = '<20030808193656.5109.1@llama.ni-s.u-net.com>';
-
- # LATIN SMALL/CAPITAL LETTER A WITH MACRON
- ok " \x{101}" =~ qr/\x{100}/i;
-
- # LATIN SMALL/CAPITAL LETTER A WITH RING BELOW
- ok " \x{1E01}" =~ qr/\x{1E00}/i;
-
- # DESERET SMALL/CAPITAL LETTER LONG I
- ok " \x{10428}" =~ qr/\x{10400}/i;
-
- # LATIN SMALL/CAPITAL LETTER A WITH RING BELOW + 'X'
- ok " \x{1E01}x" =~ qr/\x{1E00}X/i;
- }
-
-
- {
- # [perl #23769] Unicode regex broken on simple example
- # regrepeat() didn't handle UTF-8 EXACT case right.
- local $BugId = '23769';
- my $Mess = 'regrepeat() handles UTF-8 EXACT case right';
- local $Message = $Mess;
-
- my $s = "\x{a0}\x{a0}\x{a0}\x{100}"; chop $s;
-
- ok $s =~ /\x{a0}/;
- ok $s =~ /\x{a0}+/;
- ok $s =~ /\x{a0}\x{a0}/;
-
- $Message = "$Mess (easy variant)";
- ok "aaa\x{100}" =~ /(a+)/;
- iseq $1, "aaa";
-
- $Message = "$Mess (easy invariant)";
- ok "aaa\x{100} " =~ /(a+?)/;
- iseq $1, "a";
-
- $Message = "$Mess (regrepeat variant)";
- ok "\xa0\xa0\xa0\x{100} " =~ /(\xa0+?)/;
- iseq $1, "\xa0";
-
- $Message = "$Mess (regrepeat invariant)";
- ok "\xa0\xa0\xa0\x{100}" =~ /(\xa0+)/;
- iseq $1, "\xa0\xa0\xa0";
-
- $Message = "$Mess (hard variant)";
- ok "\xa0\xa1\xa0\xa1\xa0\xa1\x{100}" =~ /((?:\xa0\xa1)+?)/;
- iseq $1, "\xa0\xa1";
-
- $Message = "$Mess (hard invariant)";
- ok "ababab\x{100} " =~ /((?:ab)+)/;
- iseq $1, 'ababab';
-
- ok "\xa0\xa1\xa0\xa1\xa0\xa1\x{100}" =~ /((?:\xa0\xa1)+)/;
- iseq $1, "\xa0\xa1\xa0\xa1\xa0\xa1";
-
- ok "ababab\x{100} " =~ /((?:ab)+?)/;
- iseq $1, "ab";
-
- $Message = "Don't match first byte of UTF-8 representation";
- ok "\xc4\xc4\xc4" !~ /(\x{100}+)/;
- ok "\xc4\xc4\xc4" !~ /(\x{100}+?)/;
- ok "\xc4\xc4\xc4" !~ /(\x{100}++)/;
- }
-
-
- {
- for (120 .. 130) {
- my $head = 'x' x $_;
- local $Message = q [Don't misparse \x{...} in regexp ] .
- q [near 127 char EXACT limit];
- for my $tail ('\x{0061}', '\x{1234}', '\x61') {
- eval_ok qq ["$head$tail" =~ /$head$tail/];
- }
- local $Message = q [Don't misparse \N{...} in regexp ] .
- q [near 127 char EXACT limit];
- for my $tail ('\N{SNOWFLAKE}') {
- eval_ok qq [use charnames ':full';
- "$head$tail" =~ /$head$tail/];
- }
- }
- }
-
-
- {
- # perl panic: pp_match start/end pointers
- local $BugId = '25269';
- iseq "a-bc", eval {my ($x, $y) = "bca" =~ /^(?=.*(a)).*(bc)/; "$x-$y"},
- 'Captures can move backwards in string';
- }
-
-
- {
- local $BugId = '27940'; # \cA not recognized in character classes
- ok "a\cAb" =~ /\cA/, '\cA in pattern';
- ok "a\cAb" =~ /[\cA]/, '\cA in character class';
- ok "a\cAb" =~ /[\cA-\cB]/, '\cA in character class range';
- ok "abc" =~ /[^\cA-\cB]/, '\cA in negated character class range';
- ok "a\cBb" =~ /[\cA-\cC]/, '\cB in character class range';
- ok "a\cCbc" =~ /[^\cA-\cB]/, '\cC in negated character class range';
- ok "a\cAb" =~ /(??{"\cA"})/, '\cA in ??{} pattern';
- ok "ab" !~ /a\cIb/x, '\cI in pattern';
- }
-
-
- {
- # perl #28532: optional zero-width match at end of string is ignored
- local $BugId = '28532';
- ok "abc" =~ /^abc(\z)?/ && defined($1),
- 'Optional zero-width match at end of string';
- ok "abc" =~ /^abc(\z)??/ && !defined($1),
- 'Optional zero-width match at end of string';
- }
-
-
-
- { # TRIE related
- our @got = ();
- "words" =~ /(word|word|word)(?{push @got, $1})s$/;
- iseq @got, 1, "TRIE optimation";
-
- @got = ();
- "words" =~ /(word|word|word)(?{push @got,$1})s$/i;
- iseq @got, 1,"TRIEF optimisation";
-
- my @nums = map {int rand 1000} 1 .. 100;
- my $re = "(" . (join "|", @nums) . ")";
- $re = qr/\b$re\b/;
-
- foreach (@nums) {
- ok $_ =~ /$re/, "Trie nums";
- }
-
- $_ = join " ", @nums;
- @got = ();
- push @got, $1 while /$re/g;
-
- my %count;
- $count {$_} ++ for @got;
- my $ok = 1;
- for (@nums) {
- $ok = 0 if --$count {$_} < 0;
- }
- ok $ok, "Trie min count matches";
- }
-
-
- {
- # TRIE related
- # LATIN SMALL/CAPITAL LETTER A WITH MACRON
- ok "foba \x{101}foo" =~ qr/(foo|\x{100}foo|bar)/i &&
- $1 eq "\x{101}foo",
- "TRIEF + LATIN SMALL/CAPITAL LETTER A WITH MACRON";
-
- # LATIN SMALL/CAPITAL LETTER A WITH RING BELOW
- ok "foba \x{1E01}foo" =~ qr/(foo|\x{1E00}foo|bar)/i &&
- $1 eq "\x{1E01}foo",
- "TRIEF + LATIN SMALL/CAPITAL LETTER A WITH RING BELOW";
-
- # DESERET SMALL/CAPITAL LETTER LONG I
- ok "foba \x{10428}foo" =~ qr/(foo|\x{10400}foo|bar)/i &&
- $1 eq "\x{10428}foo",
- "TRIEF + DESERET SMALL/CAPITAL LETTER LONG I";
-
- # LATIN SMALL/CAPITAL LETTER A WITH RING BELOW + 'X'
- ok "foba \x{1E01}xfoo" =~ qr/(foo|\x{1E00}Xfoo|bar)/i &&
- $1 eq "\x{1E01}xfoo",
- "TRIEF + LATIN SMALL/CAPITAL LETTER A WITH RING BELOW + 'X'";
-
- use charnames ':full';
-
- my $s = "\N{LATIN SMALL LETTER SHARP S}";
- ok "foba ba$s" =~ qr/(foo|Ba$s|bar)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ ss";
- ok "foba ba$s" =~ qr/(Ba$s|foo|bar)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ ss";
- ok "foba ba$s" =~ qr/(foo|bar|Ba$s)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ ss";
-
- ok "foba ba$s" =~ qr/(foo|Bass|bar)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ ss";
-
- ok "foba ba$s" =~ qr/(foo|BaSS|bar)/i && $1 eq "ba$s",
- "TRIEF + LATIN SMALL LETTER SHARP S =~ SS";
-
- ok "foba ba${s}pxySS$s$s" =~ qr/(b(?:a${s}t|a${s}f|a${s}p)[xy]+$s*)/i
- && $1 eq "ba${s}pxySS$s$s",
- "COMMON PREFIX TRIEF + LATIN SMALL LETTER SHARP S";
- }
-
-
- SKIP:
- {
- print "# Set PERL_SKIP_PSYCHO_TEST to skip this test\n";
- my @normal = qw [the are some normal words];
-
- skip "Skipped Psycho", 2 * @normal if $ENV {PERL_SKIP_PSYCHO_TEST};
-
- local $" = "|";
-
- my @psycho = (@normal, map chr $_, 255 .. 20000);
- my $psycho1 = "@psycho";
- for (my $i = @psycho; -- $i;) {
- my $j = int rand (1 + $i);
- @psycho [$i, $j] = @psycho [$j, $i];
- }
- my $psycho2 = "@psycho";
-
- foreach my $word (@normal) {
- ok $word =~ /($psycho1)/ && $1 eq $word, 'Psycho';
- ok $word =~ /($psycho2)/ && $1 eq $word, 'Psycho';
- }
- }
-
-
- {
- local $BugId = '36207';
- my $utf8 = "\xe9\x{100}"; chop $utf8;
- my $latin1 = "\xe9";
-
- ok $utf8 =~ /\xe9/i, "utf8/latin";
- ok $utf8 =~ /$latin1/i, "utf8/latin runtime";
- ok $utf8 =~ /(abc|\xe9)/i, "utf8/latin trie";
- ok $utf8 =~ /(abc|$latin1)/i, "utf8/latin trie runtime";
-
- ok "\xe9" =~ /$utf8/i, "latin/utf8";
- ok "\xe9" =~ /(abc|$utf8)/i, "latin/utf8 trie";
- ok $latin1 =~ /$utf8/i, "latin/utf8 runtime";
- ok $latin1 =~ /(abc|$utf8)/i, "latin/utf8 trie runtime";
- }
-
-
- {
- local $BugId = '37038';
- my $s = "abcd";
- $s =~ /(..)(..)/g;
- $s = $1;
- $s = $2;
- iseq $2, 'cd',
- "Assigning to original string does not corrupt match vars";
- }
-
-
- {
- {
- package wooosh;
- sub gloople {"!"}
- }
- my $aeek = bless {} => 'wooosh';
- eval_ok sub {$aeek -> gloople () =~ /(.)/g},
- "//g match against return value of sub";
-
- sub gloople {"!"}
- eval_ok sub {gloople () =~ /(.)/g},
- "26410 didn't affect sub calls for some reason";
- }
-
-
- {
- local $TODO = "See changes 26925-26928, which reverted change 26410";
- {
- package lv;
- our $var = "abc";
- sub variable : lvalue {$var}
- }
- my $o = bless [] => 'lv';
- my $f = "";
- my $r = eval {
- for (1 .. 2) {
- $f .= $1 if $o -> variable =~ /(.)/g;
- }
- 1;
- };
- if ($r) {
- iseq $f, "ab", "pos() retained between calls";
- }
- else {
- local $TODO;
- ok 0, "Code failed: $@";
- }
-
- our $var = "abc";
- sub variable : lvalue {$var}
- my $g = "";
- my $s = eval {
- for (1 .. 2) {
- $g .= $1 if variable =~ /(.)/g;
- }
- 1;
- };
- if ($s) {
- iseq $g, "ab", "pos() retained between calls";
- }
- else {
- local $TODO;
- ok 0, "Code failed: $@";
- }
- }
-
-
- SKIP:
- {
- local $BugId = '37836';
- skip "In EBCDIC" if $IS_EBCDIC;
- no warnings 'utf8';
- $_ = pack 'U0C2', 0xa2, 0xf8; # Ill-formed UTF-8
- my $ret = 0;
- eval_ok sub {!($ret = s/[\0]+//g)},
- "Ill-formed UTF-8 doesn't match NUL in class";
- }
-
-
- {
- # chr(65535) should be allowed in regexes
- local $BugId = '38293';
- no warnings 'utf8'; # To allow non-characters
- my ($c, $r, $s);
-
- $c = chr 0xffff;
- $c =~ s/$c//g;
- ok $c eq "", "U+FFFF, parsed as atom";
-
- $c = chr 0xffff;
- $r = "\\$c";
- $c =~ s/$r//g;
- ok $c eq "", "U+FFFF backslashed, parsed as atom";
-
- $c = chr 0xffff;
- $c =~ s/[$c]//g;
- ok $c eq "", "U+FFFF, parsed in class";
-
- $c = chr 0xffff;
- $r = "[\\$c]";
- $c =~ s/$r//g;
- ok $c eq "", "U+FFFF backslashed, parsed in class";
-
- $s = "A\x{ffff}B";
- $s =~ s/\x{ffff}//i;
- ok $s eq "AB", "U+FFFF, EXACTF";
-
- $s = "\x{ffff}A";
- $s =~ s/\bA//;
- ok $s eq "\x{ffff}", "U+FFFF, BOUND";
-
- $s = "\x{ffff}!";
- $s =~ s/\B!//;
- ok $s eq "\x{ffff}", "U+FFFF, NBOUND";
- }
-
-
- {
- local $BugId = '39583';
-
- # The printing characters
- my @chars = ("A" .. "Z");
- my $delim = ",";
- my $size = 32771 - 4;
- my $str = '';
-
- # Create some random junk. Inefficient, but it works.
- for (my $i = 0; $i < $size; $ i++) {
- $str .= $chars [rand @chars];
- }
-
- $str .= ($delim x 4);
- my $res;
- my $matched;
- ok $str =~ s/^(.*?)${delim}{4}//s, "Pattern matches";
- iseq $str, "", "Empty string";
- ok defined $1 && length ($1) == $size, '$1 is correct size';
- }
-
-
- {
- local $BugId = '27940';
- ok "\0-A" =~ /\c@-A/, '@- should not be interpolated in a pattern';
- ok "\0\0A" =~ /\c@+A/, '@+ should not be interpolated in a pattern';
- ok "X\@-A" =~ /X@-A/, '@- should not be interpolated in a pattern';
- ok "X\@\@A" =~ /X@+A/, '@+ should not be interpolated in a pattern';
-
- ok "X\0A" =~ /X\c@?A/, '\c@?';
- ok "X\0A" =~ /X\c@*A/, '\c@*';
- ok "X\0A" =~ /X\c@(A)/, '\c@(';
- ok "X\0A" =~ /X(\c@)A/, '\c@)';
- ok "X\0A" =~ /X\c@|ZA/, '\c@|';
-
- ok "X\@A" =~ /X@?A/, '@?';
- ok "X\@A" =~ /X@*A/, '@*';
- ok "X\@A" =~ /X@(A)/, '@(';
- ok "X\@A" =~ /X(@)A/, '@)';
- ok "X\@A" =~ /X@|ZA/, '@|';
-
- local $" = ','; # non-whitespace and non-RE-specific
- ok 'abc' =~ /(.)(.)(.)/, 'The last successful match is bogus';
- ok "A@+B" =~ /A@{+}B/, 'Interpolation of @+ in /@{+}/';
- ok "A@-B" =~ /A@{-}B/, 'Interpolation of @- in /@{-}/';
- ok "A@+B" =~ /A@{+}B/x, 'Interpolation of @+ in /@{+}/x';
- ok "A@-B" =~ /A@{-}B/x, 'Interpolation of @- in /@{-}/x';
- }
-
-
- {
- BEGIN {
- unshift @INC, 'lib';
- }
- use Cname;
-
- ok 'fooB' =~ /\N{foo}[\N{B}\N{b}]/, "Passthrough charname";
- my $test = 1233;
- #
- # Why doesn't must_warn work here?
- #
- my $w;
- local $SIG {__WARN__} = sub {$w .= "@_"};
- eval 'q(xxWxx) =~ /[\N{WARN}]/';
- ok $w && $w =~ /^Ignoring excess chars from/,
- "Ignoring excess chars warning";
-
- undef $w;
- eval q [ok "\0" !~ /[\N{EMPTY-STR}XY]/,
- "Zerolength charname in charclass doesn't match \\0"];
- ok $w && $w =~ /^Ignoring zero length/,
- 'Ignoring zero length \N{%} in character class warning';
-
- ok 'AB' =~ /(\N{EVIL})/ && $1 eq 'A', 'Charname caching $1';
- ok 'ABC' =~ /(\N{EVIL})/, 'Charname caching $1';
- ok 'xy' =~ /x\N{EMPTY-STR}y/,
- 'Empty string charname produces NOTHING node';
- ok '' =~ /\N{EMPTY-STR}/,
- 'Empty string charname produces NOTHING node';
-
- }
-
-
- {
- use charnames ':full';
-
- ok 'aabc' !~ /a\N{PLUS SIGN}b/, '/a\N{PLUS SIGN}b/ against aabc';
- ok 'a+bc' =~ /a\N{PLUS SIGN}b/, '/a\N{PLUS SIGN}b/ against a+bc';
-
- ok ' A B' =~ /\N{SPACE}\N{U+0041}\N{SPACE}\N{U+0042}/,
- 'Intermixed named and unicode escapes';
- ok "\N{SPACE}\N{U+0041}\N{SPACE}\N{U+0042}" =~
- /\N{SPACE}\N{U+0041}\N{SPACE}\N{U+0042}/,
- 'Intermixed named and unicode escapes';
- ok "\N{SPACE}\N{U+0041}\N{SPACE}\N{U+0042}" =~
- /[\N{SPACE}\N{U+0041}][\N{SPACE}\N{U+0042}]/,
- 'Intermixed named and unicode escapes';
- }
-
-
- {
- our $brackets;
- $brackets = qr{
- { (?> [^{}]+ | (??{ $brackets }) )* }
- }x;
-
- ok "{b{c}d" !~ m/^((??{ $brackets }))/, "Bracket mismatch";
-
- SKIP: {
- our @stack = ();
- my @expect = qw(
- stuff1
- stuff2
- <stuff1>and<stuff2>
- right
- <right>
- <<right>>
- <<<right>>>
- <<stuff1>and<stuff2>><<<<right>>>>
- );
-
- local $_ = '<<<stuff1>and<stuff2>><<<<right>>>>>';
- ok /^(<((?:(?>[^<>]+)|(?1))*)>(?{push @stack, $2 }))$/,
- "Recursion matches";
- iseq @stack, @expect, "Right amount of matches"
- or skip "Won't test individual results as count isn't equal",
- 0 + @expect;
- my $idx = 0;
- foreach my $expect (@expect) {
- iseq $stack [$idx], $expect,
- "Expecting '$expect' at stack pos #$idx";
- $idx ++;
- }
- }
- }
-
-
- {
- my $s = '123453456';
- $s =~ s/(?<digits>\d+)\k<digits>/$+{digits}/;
- ok $s eq '123456', 'Named capture (angle brackets) s///';
- $s = '123453456';
- $s =~ s/(?'digits'\d+)\k'digits'/$+{digits}/;
- ok $s eq '123456', 'Named capture (single quotes) s///';
- }
-
-
- {
- my @ary = (
- pack('U', 0x00F1), # n-tilde
- '_'.pack('U', 0x00F1), # _ + n-tilde
- 'c'.pack('U', 0x0327), # c + cedilla
- pack('U*', 0x00F1, 0x0327), # n-tilde + cedilla
- 'a'.pack('U', 0x00B2), # a + superscript two
- pack('U', 0x0391), # ALPHA
- pack('U', 0x0391).'2', # ALPHA + 2
- pack('U', 0x0391).'_', # ALPHA + _
- );
-
- for my $uni (@ary) {
- my ($r1, $c1, $r2, $c2) = eval qq {
- use utf8;
- scalar ("..foo foo.." =~ /(?'${uni}'foo) \\k'${uni}'/),
- \$+{${uni}},
- scalar ("..bar bar.." =~ /(?<${uni}>bar) \\k<${uni}>/),
- \$+{${uni}};
- };
- ok $r1, "Named capture UTF (?'')";
- ok defined $c1 && $c1 eq 'foo', "Named capture UTF \%+";
- ok $r2, "Named capture UTF (?<>)";
- ok defined $c2 && $c2 eq 'bar', "Named capture UTF \%+";
- }
- }
-
-
- {
- my $s = 'foo bar baz';
- my (@k, @v, @fetch, $res);
- my $count = 0;
- my @names = qw ($+{A} $+{B} $+{C});
- if ($s =~ /(?<A>foo)\s+(?<B>bar)?\s+(?<C>baz)/) {
- while (my ($k, $v) = each (%+)) {
- $count++;
- }
- @k = sort keys (%+);
- @v = sort values (%+);
- $res = 1;
- push @fetch,
- ["$+{A}", "$1"],
- ["$+{B}", "$2"],
- ["$+{C}", "$3"],
- ;
- }
- foreach (0 .. 2) {
- if ($fetch [$_]) {
- iseq $fetch [$_] [0], $fetch [$_] [1], $names [$_];
- } else {
- ok 0, $names[$_];
- }
- }
- iseq $res, 1, "'$s' =~ /(?<A>foo)\\s+(?<B>bar)?\\s+(?<C>baz)/";
- iseq $count, 3, "Got 3 keys in %+ via each";
- iseq 0 + @k, 3, 'Got 3 keys in %+ via keys';
- iseq "@k", "A B C", "Got expected keys";
- iseq "@v", "bar baz foo", "Got expected values";
- eval '
- no warnings "uninitialized";
- print for $+ {this_key_doesnt_exist};
- ';
- ok !$@, 'lvalue $+ {...} should not throw an exception';
- }
-
-
- {
- #
- # Almost the same as the block above, except that the capture is nested.
- #
- local $BugId = '50496';
- my $s = 'foo bar baz';
- my (@k, @v, @fetch, $res);
- my $count = 0;
- my @names = qw ($+{A} $+{B} $+{C} $+{D});
- if ($s =~ /(?<D>(?<A>foo)\s+(?<B>bar)?\s+(?<C>baz))/) {
- while (my ($k,$v) = each(%+)) {
- $count++;
- }
- @k = sort keys (%+);
- @v = sort values (%+);
- $res = 1;
- push @fetch,
- ["$+{A}", "$2"],
- ["$+{B}", "$3"],
- ["$+{C}", "$4"],
- ["$+{D}", "$1"],
- ;
- }
- foreach (0 .. 3) {
- if ($fetch [$_]) {
- iseq $fetch [$_] [0], $fetch [$_] [1], $names [$_];
- } else {
- ok 0, $names [$_];
- }
- }
- iseq $res, 1, "'$s' =~ /(?<D>(?<A>foo)\\s+(?<B>bar)?\\s+(?<C>baz))/";
- iseq $count, 4, "Got 4 keys in %+ via each";
- iseq @k, 4, 'Got 4 keys in %+ via keys';
- iseq "@k", "A B C D", "Got expected keys";
- iseq "@v", "bar baz foo foo bar baz", "Got expected values";
- eval '
- no warnings "uninitialized";
- print for $+ {this_key_doesnt_exist};
- ';
- ok !$@,'lvalue $+ {...} should not throw an exception';
- }
-
-
- {
- my $s = 'foo bar baz';
- my @res;
- if ('1234' =~ /(?<A>1)(?<B>2)(?<A>3)(?<B>4)/) {
- foreach my $name (sort keys(%-)) {
- my $ary = $- {$name};
- foreach my $idx (0 .. $#$ary) {
- push @res, "$name:$idx:$ary->[$idx]";
- }
- }
- }
- my @expect = qw (A:0:1 A:1:3 B:0:2 B:1:4);
- iseq "@res", "@expect", "Check %-";
- eval'
- no warnings "uninitialized";
- print for $- {this_key_doesnt_exist};
- ';
- ok !$@,'lvalue $- {...} should not throw an exception';
- }
-
-
- SKIP:
- {
- # stress test CURLYX/WHILEM.
- #
- # This test includes varying levels of nesting, and according to
- # profiling done against build 28905, exercises every code line in the
- # CURLYX and WHILEM blocks, except those related to LONGJMP, the
- # super-linear cache and warnings. It executes about 0.5M regexes
-
- skip "No psycho tests" if $ENV {PERL_SKIP_PSYCHO_TEST};
- print "# Set PERL_SKIP_PSYCHO_TEST to skip this test\n";
- my $r = qr/^
- (?:
- ( (?:a|z+)+ )
- (?:
- ( (?:b|z+){3,}? )
- (
- (?:
- (?:
- (?:c|z+){1,1}?z
- )?
- (?:c|z+){1,1}
- )*
- )
- (?:z*){2,}
- ( (?:z+|d)+ )
- (?:
- ( (?:e|z+)+ )
- )*
- ( (?:f|z+)+ )
- )*
- ( (?:z+|g)+ )
- (?:
- ( (?:h|z+)+ )
- )*
- ( (?:i|z+)+ )
- )+
- ( (?:j|z+)+ )
- (?:
- ( (?:k|z+)+ )
- )*
- ( (?:l|z+)+ )
- $/x;
-
- my $ok = 1;
- my $msg = "CURLYX stress test";
- OUTER:
- for my $a ("x","a","aa") {
- for my $b ("x","bbb","bbbb") {
- my $bs = $a.$b;
- for my $c ("x","c","cc") {
- my $cs = $bs.$c;
- for my $d ("x","d","dd") {
- my $ds = $cs.$d;
- for my $e ("x","e","ee") {
- my $es = $ds.$e;
- for my $f ("x","f","ff") {
- my $fs = $es.$f;
- for my $g ("x","g","gg") {
- my $gs = $fs.$g;
- for my $h ("x","h","hh") {
- my $hs = $gs.$h;
- for my $i ("x","i","ii") {
- my $is = $hs.$i;
- for my $j ("x","j","jj") {
- my $js = $is.$j;
- for my $k ("x","k","kk") {
- my $ks = $js.$k;
- for my $l ("x","l","ll") {
- my $ls = $ks.$l;
- if ($ls =~ $r) {
- if ($ls =~ /x/) {
- $msg .= ": unexpected match for [$ls]";
- $ok = 0;
- last OUTER;
- }
- my $cap = "$1$2$3$4$5$6$7$8$9$10$11$12";
- unless ($ls eq $cap) {
- $msg .= ": capture: [$ls], got [$cap]";
- $ok = 0;
- last OUTER;
- }
- }
- else {
- unless ($ls =~ /x/) {
- $msg = ": failed for [$ls]";
- $ok = 0;
- last OUTER;
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- ok($ok, $msg);
- }
-
-
- {
- # \, breaks {3,4}
- ok "xaaay" !~ /xa{3\,4}y/, '\, in a pattern';
- ok "xa{3,4}y" =~ /xa{3\,4}y/, '\, in a pattern';
-
- # \c\ followed by _
- ok "x\c_y" !~ /x\c\_y/, '\_ in a pattern';
- ok "x\c\_y" =~ /x\c\_y/, '\_ in a pattern';
-
- # \c\ followed by other characters
- for my $c ("z", "\0", "!", chr(254), chr(256)) {
- my $targ = "a\034$c";
- my $reg = "a\\c\\$c";
- ok eval ("qq/$targ/ =~ /$reg/"), "\\c\\ in pattern";
- }
- }
-
-
- {
- local $BugId = '36046';
- my $str = 'abc';
- my $count = 0;
- my $mval = 0;
- my $pval = 0;
- while ($str =~ /b/g) {$mval = $#-; $pval = $#+; $count ++}
- iseq $mval, 0, '@- should be empty';
- iseq $pval, 0, '@+ should be empty';
- iseq $count, 1, 'Should have matched once only';
- }
-
-
- { # Test the (*PRUNE) pattern
- our $count = 0;
- 'aaab' =~ /a+b?(?{$count++})(*FAIL)/;
- iseq $count, 9, "Expect 9 for no (*PRUNE)";
- $count = 0;
- 'aaab' =~ /a+b?(*PRUNE)(?{$count++})(*FAIL)/;
- iseq $count, 3, "Expect 3 with (*PRUNE)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(*PRUNE)(?{$count++})(*FAIL)/g;
- iseq $count, 4, "/.(*PRUNE)/";
- $count = 0;
- 'aaab' =~ /a+b?(??{'(*PRUNE)'})(?{$count++})(*FAIL)/;
- iseq $count, 3, "Expect 3 with (*PRUNE)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(??{'(*PRUNE)'})(?{$count++})(*FAIL)/g;
- iseq $count, 4, "/.(*PRUNE)/";
- }
-
-
- { # Test the (*SKIP) pattern
- our $count = 0;
- 'aaab' =~ /a+b?(*SKIP)(?{$count++})(*FAIL)/;
- iseq $count, 1, "Expect 1 with (*SKIP)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(*SKIP)(?{$count++})(*FAIL)/g;
- iseq $count, 4, "/.(*SKIP)/";
- $_ = 'aaabaaab';
- $count = 0;
- our @res = ();
- 1 while /(a+b?)(*SKIP)(?{$count++; push @res,$1})(*FAIL)/g;
- iseq $count, 2, "Expect 2 with (*SKIP)";
- iseq "@res", "aaab aaab", "Adjacent (*SKIP) works as expected";
- }
-
-
- { # Test the (*SKIP) pattern
- our $count = 0;
- 'aaab' =~ /a+b?(*MARK:foo)(*SKIP)(?{$count++})(*FAIL)/;
- iseq $count, 1, "Expect 1 with (*SKIP)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(*MARK:foo)(*SKIP)(?{$count++})(*FAIL)/g;
- iseq $count, 4, "/.(*SKIP)/";
- $_ = 'aaabaaab';
- $count = 0;
- our @res = ();
- 1 while /(a+b?)(*MARK:foo)(*SKIP)(?{$count++; push @res,$1})(*FAIL)/g;
- iseq $count, 2, "Expect 2 with (*SKIP)";
- iseq "@res", "aaab aaab", "Adjacent (*SKIP) works as expected";
- }
-
-
- { # Test the (*SKIP) pattern
- our $count = 0;
- 'aaab' =~ /a*(*MARK:a)b?(*MARK:b)(*SKIP:a)(?{$count++})(*FAIL)/;
- iseq $count, 3, "Expect 3 with *MARK:a)b?(*MARK:b)(*SKIP:a)";
- local $_ = 'aaabaaab';
- $count = 0;
- our @res = ();
- 1 while
- /(a*(*MARK:a)b?)(*MARK:x)(*SKIP:a)(?{$count++; push @res,$1})(*FAIL)/g;
- iseq $count, 5, "Expect 5 with (*MARK:a)b?)(*MARK:x)(*SKIP:a)";
- iseq "@res", "aaab b aaab b ",
- "Adjacent (*MARK:a)b?)(*MARK:x)(*SKIP:a) works as expected";
- }
-
-
- { # Test the (*COMMIT) pattern
- our $count = 0;
- 'aaabaaab' =~ /a+b?(*COMMIT)(?{$count++})(*FAIL)/;
- iseq $count, 1, "Expect 1 with (*COMMIT)";
- local $_ = 'aaab';
- $count = 0;
- 1 while /.(*COMMIT)(?{$count++})(*FAIL)/g;
- iseq $count, 1, "/.(*COMMIT)/";
- $_ = 'aaabaaab';
- $count = 0;
- our @res = ();
- 1 while /(a+b?)(*COMMIT)(?{$count++; push @res,$1})(*FAIL)/g;
- iseq $count, 1, "Expect 1 with (*COMMIT)";
- iseq "@res", "aaab", "Adjacent (*COMMIT) works as expected";
- }
-
-
- {
- # Test named commits and the $REGERROR var
- our $REGERROR;
- for my $name ('', ':foo') {
- for my $pat ("(*PRUNE$name)",
- ($name ? "(*MARK$name)" : "") . "(*SKIP$name)",
- "(*COMMIT$name)") {
- for my $suffix ('(*FAIL)', '') {
- 'aaaab' =~ /a+b$pat$suffix/;
- iseq $REGERROR,
- ($suffix ? ($name ? 'foo' : "1") : ""),
- "Test $pat and \$REGERROR $suffix";
- }
- }
- }
- }
-
-
- {
- # Test named commits and the $REGERROR var
- package Fnorble;
- our $REGERROR;
- for my $name ('', ':foo') {
- for my $pat ("(*PRUNE$name)",
- ($name ? "(*MARK$name)" : "") . "(*SKIP$name)",
- "(*COMMIT$name)") {
- for my $suffix ('(*FAIL)','') {
- 'aaaab' =~ /a+b$pat$suffix/;
- ::iseq $REGERROR,
- ($suffix ? ($name ? 'foo' : "1") : ""),
- "Test $pat and \$REGERROR $suffix";
- }
- }
- }
- }
-
-
- {
- # Test named commits and the $REGERROR var
- local $Message = '$REGERROR';
- our $REGERROR;
- for my $word (qw (bar baz bop)) {
- $REGERROR = "";
- "aaaaa$word" =~
- /a+(?:bar(*COMMIT:bar)|baz(*COMMIT:baz)|bop(*COMMIT:bop))(*FAIL)/;
- iseq $REGERROR, $word;
- }
- }
-
-
- {
- local $BugId = '40684';
- local $Message = '/m in precompiled regexp';
- my $s = "abc\ndef";
- my $rex = qr'^abc$'m;
- ok $s =~ m/$rex/;
- ok $s =~ m/^abc$/m;
- }
-
-
- {
- #Mindnumbingly simple test of (*THEN)
- for ("ABC","BAX") {
- ok /A (*THEN) X | B (*THEN) C/x, "Simple (*THEN) test";
- }
- }
-
-
- {
- local $Message = "Relative Recursion";
- my $parens = qr/(\((?:[^()]++|(?-1))*+\))/;
- local $_ = 'foo((2*3)+4-3) + bar(2*(3+4)-1*(2-3))';
- my ($all, $one, $two) = ('', '', '');
- ok /foo $parens \s* \+ \s* bar $parens/x;
- iseq $1, '((2*3)+4-3)';
- iseq $2, '(2*(3+4)-1*(2-3))';
- iseq $&, 'foo((2*3)+4-3) + bar(2*(3+4)-1*(2-3))';
- iseq $&, $_;
- }
-
- {
- my $spaces=" ";
- local $_ = join 'bar', $spaces, $spaces;
- our $count = 0;
- s/(?>\s+bar)(?{$count++})//g;
- iseq $_, $spaces, "SUSPEND final string";
- iseq $count, 1, "Optimiser should have prevented more than one match";
- }
-
- {
- local $BugId = '36909';
- local $Message = '(?: ... )? should not lose $^R';
- $^R = 'Nothing';
- {
- local $^R = "Bad";
- ok 'x foofoo y' =~ m {
- (foo) # $^R correctly set
- (?{ "last regexp code result" })
- }x;
- iseq $^R, 'last regexp code result';
- }
- iseq $^R, 'Nothing';
-
- {
- local $^R = "Bad";
-
- ok 'x foofoo y' =~ m {
- (?:foo|bar)+ # $^R correctly set
- (?{ "last regexp code result" })
- }x;
- iseq $^R, 'last regexp code result';
- }
- iseq $^R, 'Nothing';
-
- {
- local $^R = "Bad";
- ok 'x foofoo y' =~ m {
- (foo|bar)\1+ # $^R undefined
- (?{ "last regexp code result" })
- }x;
- iseq $^R, 'last regexp code result';
- }
- iseq $^R, 'Nothing';
-
- {
- local $^R = "Bad";
- ok 'x foofoo y' =~ m {
- (foo|bar)\1 # This time without the +
- (?{"last regexp code result"})
- }x;
- iseq $^R, 'last regexp code result';
- }
- iseq $^R, 'Nothing';
- }
-
-
- {
- local $BugId = '22395';
- local $Message = 'Match is linear, not quadratic';
- our $count;
- for my $l (10, 100, 1000) {
- $count = 0;
- ('a' x $l) =~ /(.*)(?{$count++})[bc]/;
- local $TODO = "Should be L+1 not L*(L+3)/2 (L=$l)";
- iseq $count, $l + 1;
- }
- }
-
-
- {
- local $BugId = '22614';
- local $Message = '@-/@+ should not have undefined values';
- local $_ = 'ab';
- our @len = ();
- /(.){1,}(?{push @len,0+@-})(.){1,}(?{})^/;
- iseq "@len", "2 2 2";
- }
-
-
- {
- local $BugId = '18209';
- local $Message = '$& set on s///';
- my $text = ' word1 word2 word3 word4 word5 word6 ';
-
- my @words = ('word1', 'word3', 'word5');
- my $count;
- foreach my $word (@words) {
- $text =~ s/$word\s//gi; # Leave a space to seperate words
- # in the resultant str.
- # The following block is not working.
- if ($&) {
- $count ++;
- }
- # End bad block
- }
- iseq $count, 3;
- iseq $text, ' word2 word4 word6 ';
- }
-
-
- {
- # RT#6893
- local $BugId = '6893';
- local $_ = qq (A\nB\nC\n);
- my @res;
- while (m#(\G|\n)([^\n]*)\n#gsx) {
- push @res, "$2";
- last if @res > 3;
- }
- iseq "@res", "A B C", "/g pattern shouldn't infinite loop";
- }
-
-
- {
- # From Message-ID: <877ixs6oa6.fsf@k75.linux.bogus>
- my $dow_name = "nada";
- my $parser = "(\$dow_name) = \$time_string =~ /(D\x{e9}\\ " .
- "C\x{e9}adaoin|D\x{e9}\\ Sathairn|\\w+|\x{100})/";
- my $time_string = "D\x{e9} C\x{e9}adaoin";
- eval $parser;
- ok !$@, "Test Eval worked";
- iseq $dow_name, $time_string, "UTF-8 trie common prefix extraction";
- }
-
-
- {
- my $v;
- ($v = 'bar') =~ /(\w+)/g;
- $v = 'foo';
- iseq "$1", 'bar', '$1 is safe after /g - may fail due ' .
- 'to specialized config in pp_hot.c'
- }
-
-
- {
- local $Message = "http://nntp.perl.org/group/perl.perl5.porters/118663";
- my $qr_barR1 = qr/(bar)\g-1/;
- ok "foobarbarxyz" =~ $qr_barR1;
- ok "foobarbarxyz" =~ qr/foo${qr_barR1}xyz/;
- ok "foobarbarxyz" =~ qr/(foo)${qr_barR1}xyz/;
- ok "foobarbarxyz" =~ qr/(foo)(bar)\g{-1}xyz/;
- ok "foobarbarxyz" =~ qr/(foo${qr_barR1})xyz/;
- ok "foobarbarxyz" =~ qr/(foo(bar)\g{-1})xyz/;
- }
-
-
- {
- local $BugId = '41010';
- local $Message = 'No optimizer bug';
- my @tails = ('', '(?(1))', '(|)', '()?');
- my @quants = ('*','+');
- my $doit = sub {
- my $pats = shift;
- for (@_) {
- for my $pat (@$pats) {
- for my $quant (@quants) {
- for my $tail (@tails) {
- my $re = "($pat$quant\$)$tail";
- ok /$re/ && $1 eq $_, "'$_' =~ /$re/";
- ok /$re/m && $1 eq $_, "'$_' =~ /$re/m";
- }
- }
- }
- }
- };
-
- my @dpats = ('\d',
- '[1234567890]',
- '(1|[23]|4|[56]|[78]|[90])',
- '(?:1|[23]|4|[56]|[78]|[90])',
- '(1|2|3|4|5|6|7|8|9|0)',
- '(?:1|2|3|4|5|6|7|8|9|0)');
- my @spats = ('[ ]', ' ', '( |\t)', '(?: |\t)', '[ \t]', '\s');
- my @sstrs = (' ');
- my @dstrs = ('12345');
- $doit -> (\@spats, @sstrs);
- $doit -> (\@dpats, @dstrs);
- }
-
-
- {
- local $Message = '$REGMARK';
- our @r = ();
- our ($REGMARK, $REGERROR);
- ok 'foofoo' =~ /foo (*MARK:foo) (?{push @r,$REGMARK}) /x;
- iseq "@r","foo";
- iseq $REGMARK, "foo";
- ok 'foofoo' !~ /foo (*MARK:foo) (*FAIL) /x;
- ok !$REGMARK;
- iseq $REGERROR, 'foo';
- }
-
-
- {
- local $Message = '\K test';
- my $x;
- $x = "abc.def.ghi.jkl";
- $x =~ s/.*\K\..*//;
- iseq $x, "abc.def.ghi";
-
- $x = "one two three four";
- $x =~ s/o+ \Kthree//g;
- iseq $x, "one two four";
-
- $x = "abcde";
- $x =~ s/(.)\K/$1/g;
- iseq $x, "aabbccddee";
- }
-
-
- {
- sub kt {
- return '4' if $_[0] eq '09028623';
- }
- # Nested EVAL using PL_curpm (via $1 or friends)
- my $re;
- our $grabit = qr/ ([0-6][0-9]{7}) (??{ kt $1 }) [890] /x;
- $re = qr/^ ( (??{ $grabit }) ) $ /x;
- my @res = '0902862349' =~ $re;
- iseq join ("-", @res), "0902862349",
- 'PL_curpm is set properly on nested eval';
-
- our $qr = qr/ (o) (??{ $1 }) /x;
- ok 'boob'=~/( b (??{ $qr }) b )/x && 1, "PL_curpm, nested eval";
- }
-
-
- {
- use charnames ":full";
- ok "\N{ROMAN NUMERAL ONE}" =~ /\p{Alphabetic}/, "I =~ Alphabetic";
- ok "\N{ROMAN NUMERAL ONE}" =~ /\p{Uppercase}/, "I =~ Uppercase";
- ok "\N{ROMAN NUMERAL ONE}" !~ /\p{Lowercase}/, "I !~ Lowercase";
- ok "\N{ROMAN NUMERAL ONE}" =~ /\p{IDStart}/, "I =~ ID_Start";
- ok "\N{ROMAN NUMERAL ONE}" =~ /\p{IDContinue}/, "I =~ ID_Continue";
- ok "\N{SMALL ROMAN NUMERAL ONE}" =~ /\p{Alphabetic}/, "i =~ Alphabetic";
- ok "\N{SMALL ROMAN NUMERAL ONE}" !~ /\p{Uppercase}/, "i !~ Uppercase";
- ok "\N{SMALL ROMAN NUMERAL ONE}" =~ /\p{Lowercase}/, "i =~ Lowercase";
- ok "\N{SMALL ROMAN NUMERAL ONE}" =~ /\p{IDStart}/, "i =~ ID_Start";
- ok "\N{SMALL ROMAN NUMERAL ONE}" =~ /\p{IDContinue}/, "i =~ ID_Continue"
- }
-
-
- {
- # requirement of Unicode Technical Standard #18, 1.7 Code Points
- # cf. http://www.unicode.org/reports/tr18/#Supplementary_Characters
- for my $u (0x7FF, 0x800, 0xFFFF, 0x10000) {
- no warnings 'utf8'; # oops
- my $c = chr $u;
- my $x = sprintf '%04X', $u;
- ok "A${c}B" =~ /A[\0-\x{10000}]B/, "Unicode range - $x";
- }
- }
-
-
- {
- my $res="";
-
- if ('1' =~ /(?|(?<digit>1)|(?<digit>2))/) {
- $res = "@{$- {digit}}";
- }
- iseq $res, "1",
- "Check that (?|...) doesnt cause dupe entries in the names array";
-
- $res = "";
- if ('11' =~ /(?|(?<digit>1)|(?<digit>2))(?&digit)/) {
- $res = "@{$- {digit}}";
- }
- iseq $res, "1", "Check that (?&..) to a buffer inside " .
- "a (?|...) goes to the leftmost";
- }
-
-
- {
- use warnings;
- local $Message = "ASCII pattern that really is UTF-8";
- my @w;
- local $SIG {__WARN__} = sub {push @w, "@_"};
- my $c = qq (\x{DF});
- ok $c =~ /${c}|\x{100}/;
- ok @w == 0;
- }
-
-
- {
- local $Message = "Corruption of match results of qr// across scopes";
- my $qr = qr/(fo+)(ba+r)/;
- 'foobar' =~ /$qr/;
- iseq "$1$2", "foobar";
- {
- 'foooooobaaaaar' =~ /$qr/;
- iseq "$1$2", 'foooooobaaaaar';
- }
- iseq "$1$2", "foobar";
- }
-
-
- {
- local $Message = "HORIZWS";
- local $_ = "\t \r\n \n \t".chr(11)."\n";
- s/\H/H/g;
- s/\h/h/g;
- iseq $_, "hhHHhHhhHH";
- $_ = "\t \r\n \n \t" . chr (11) . "\n";
- utf8::upgrade ($_);
- s/\H/H/g;
- s/\h/h/g;
- iseq $_, "hhHHhHhhHH";
- }
-
-
- {
- local $Message = "Various whitespace special patterns";
- my @h = map {chr $_} 0x09, 0x20, 0xa0, 0x1680, 0x180e, 0x2000,
- 0x2001, 0x2002, 0x2003, 0x2004, 0x2005, 0x2006,
- 0x2007, 0x2008, 0x2009, 0x200a, 0x202f, 0x205f,
- 0x3000;
- my @v = map {chr $_} 0x0a, 0x0b, 0x0c, 0x0d, 0x85, 0x2028,
- 0x2029;
- my @lb = ("\x0D\x0A", map {chr $_} 0x0A .. 0x0D, 0x85, 0x2028, 0x2029);
- foreach my $t ([\@h, qr/\h/, qr/\h+/],
- [\@v, qr/\v/, qr/\v+/],
- [\@lb, qr/\R/, qr/\R+/],) {
- my $ary = shift @$t;
- foreach my $pat (@$t) {
- foreach my $str (@$ary) {
- ok $str =~ /($pat)/, $pat;
- iseq $1, $str, $pat;
- utf8::upgrade ($str);
- ok $str =~ /($pat)/, "Upgraded string - $pat";
- iseq $1, $str, "Upgraded string - $pat";
- }
- }
- }
- }
-
-
- {
- local $Message = "Check that \\xDF match properly in its various forms";
- # Test that \xDF matches properly. this is pretty hacky stuff,
- # but its actually needed. The malarky with '-' is to prevent
- # compilation caching from playing any role in the test.
- my @df = (chr (0xDF), '-', chr (0xDF));
- utf8::upgrade ($df [2]);
- my @strs = ('ss', 'sS', 'Ss', 'SS', chr (0xDF));
- my @ss = map {("$_", "$_")} @strs;
- utf8::upgrade ($ss [$_ * 2 + 1]) for 0 .. $#strs;
-
- for my $ssi (0 .. $#ss) {
- for my $dfi (0 .. $#df) {
- my $pat = $df [$dfi];
- my $str = $ss [$ssi];
- my $utf_df = ($dfi > 1) ? 'utf8' : '';
- my $utf_ss = ($ssi % 2) ? 'utf8' : '';
- (my $sstr = $str) =~ s/\xDF/\\xDF/;
-
- if ($utf_df || $utf_ss || length ($ss [$ssi]) == 1) {
- my $ret = $str =~ /$pat/i;
- next if $pat eq '-';
- ok $ret, "\"$sstr\" =~ /\\xDF/i " .
- "(str is @{[$utf_ss||'latin']}, pat is " .
- "@{[$utf_df||'latin']})";
- }
- else {
- my $ret = $str !~ /$pat/i;
- next if $pat eq '-';
- ok $ret, "\"$sstr\" !~ /\\xDF/i " .
- "(str is @{[$utf_ss||'latin']}, pat is " .
- "@{[$utf_df||'latin']})";
- }
- }
- }
- }
-
-
- {
- local $Message = "BBC(Bleadperl Breaks CPAN) Today: String::Multibyte";
- my $re = qr/(?:[\x00-\xFF]{4})/;
- my $hyp = "\0\0\0-";
- my $esc = "\0\0\0\\";
-
- my $str = "$esc$hyp$hyp$esc$esc";
- my @a = ($str =~ /\G(?:\Q$esc$esc\E|\Q$esc$hyp\E|$re)/g);
-
- iseq @a,3;
- local $" = "=";
- iseq "@a","$esc$hyp=$hyp=$esc$esc";
- }
-
-
- {
- # Test for keys in %+ and %-
- local $Message = 'Test keys in %+ and %-';
- no warnings 'uninitialized';
- my $_ = "abcdef";
- /(?<foo>a)|(?<foo>b)/;
- iseq ((join ",", sort keys %+), "foo");
- iseq ((join ",", sort keys %-), "foo");
- iseq ((join ",", sort values %+), "a");
- iseq ((join ",", sort map "@$_", values %-), "a ");
- /(?<bar>a)(?<bar>b)(?<quux>.)/;
- iseq ((join ",", sort keys %+), "bar,quux");
- iseq ((join ",", sort keys %-), "bar,quux");
- iseq ((join ",", sort values %+), "a,c"); # leftmost
- iseq ((join ",", sort map "@$_", values %-), "a b,c");
- /(?<un>a)(?<deux>c)?/; # second buffer won't capture
- iseq ((join ",", sort keys %+), "un");
- iseq ((join ",", sort keys %-), "deux,un");
- iseq ((join ",", sort values %+), "a");
- iseq ((join ",", sort map "@$_", values %-), ",a");
- }
-
-
- {
- # length() on captures, the numbered ones end up in Perl_magic_len
- my $_ = "aoeu \xe6var ook";
- /^ \w+ \s (?<eek>\S+)/x;
-
- iseq length ($`), 0, q[length $`];
- iseq length ($'), 4, q[length $'];
- iseq length ($&), 9, q[length $&];
- iseq length ($1), 4, q[length $1];
- iseq length ($+{eek}), 4, q[length $+{eek} == length $1];
- }
-
-
- {
- my $ok = -1;
-
- $ok = exists ($-{x}) ? 1 : 0 if 'bar' =~ /(?<x>foo)|bar/;
- iseq $ok, 1, '$-{x} exists after "bar"=~/(?<x>foo)|bar/';
- iseq scalar (%+), 0, 'scalar %+ == 0 after "bar"=~/(?<x>foo)|bar/';
- iseq scalar (%-), 1, 'scalar %- == 1 after "bar"=~/(?<x>foo)|bar/';
-
- $ok = -1;
- $ok = exists ($+{x}) ? 1 : 0 if 'bar' =~ /(?<x>foo)|bar/;
- iseq $ok, 0, '$+{x} not exists after "bar"=~/(?<x>foo)|bar/';
- iseq scalar (%+), 0, 'scalar %+ == 0 after "bar"=~/(?<x>foo)|bar/';
- iseq scalar (%-), 1, 'scalar %- == 1 after "bar"=~/(?<x>foo)|bar/';
-
- $ok = -1;
- $ok = exists ($-{x}) ? 1 : 0 if 'foo' =~ /(?<x>foo)|bar/;
- iseq $ok, 1, '$-{x} exists after "foo"=~/(?<x>foo)|bar/';
- iseq scalar (%+), 1, 'scalar %+ == 1 after "foo"=~/(?<x>foo)|bar/';
- iseq scalar (%-), 1, 'scalar %- == 1 after "foo"=~/(?<x>foo)|bar/';
-
- $ok = -1;
- $ok = exists ($+{x}) ? 1 : 0 if 'foo'=~/(?<x>foo)|bar/;
- iseq $ok, 1, '$+{x} exists after "foo"=~/(?<x>foo)|bar/';
- }
-
-
- {
- local $_;
- ($_ = 'abc') =~ /(abc)/g;
- $_ = '123';
- iseq "$1", 'abc', "/g leads to unsafe match vars: $1";
- }
-
-
- {
- local $Message = 'Message-ID: <20070818091501.7eff4831@r2d2>';
- my $str = "";
- for (0 .. 5) {
- my @x;
- $str .= "@x"; # this should ALWAYS be the empty string
- 'a' =~ /(a|)/;
- push @x, 1;
- }
- iseq length ($str), 0, "Trie scope error, string should be empty";
- $str = "";
- my @foo = ('a') x 5;
- for (@foo) {
- my @bar;
- $str .= "@bar";
- s/a|/push @bar, 1/e;
- }
- iseq length ($str), 0, "Trie scope error, string should be empty";
- }
-
-
- {
- local $BugId = '45605';
- # [perl #45605] Regexp failure with utf8-flagged and byte-flagged string
-
- my $utf_8 = "\xd6schel";
- utf8::upgrade ($utf_8);
- $utf_8 =~ m {(\xd6|Ö)schel};
- iseq $1, "\xd6", "Upgrade error";
- }
-
- {
-# more TRIE/AHOCORASICK problems with mixed utf8 / latin-1 and case folding
- for my $chr (160 .. 255) {
- my $chr_byte = chr($chr);
- my $chr_utf8 = chr($chr); utf8::upgrade($chr_utf8);
- my $rx = qr{$chr_byte|X}i;
- ok($chr_utf8 =~ $rx, "utf8/latin, codepoint $chr");
- }
- }
-
- {
- # Regardless of utf8ness any character matches itself when
- # doing a case insensitive match. See also [perl #36207]
- local $BugId = '36207';
- for my $o (0 .. 255) {
- my @ch = (chr ($o), chr ($o));
- utf8::upgrade ($ch [1]);
- for my $u_str (0, 1) {
- for my $u_pat (0, 1) {
- ok $ch [$u_str] =~ /\Q$ch[$u_pat]\E/i,
- "\$c =~ /\$c/i : chr ($o) : u_str = $u_str u_pat = $u_pat";
- ok $ch [$u_str] =~ /\Q$ch[$u_pat]\E|xyz/i,
- "\$c=~/\$c|xyz/i : chr($o) : u_str = $u_str u_pat = $u_pat";
- }
- }
- }
- }
-
-
- {
- our $a = 3; "" =~ /(??{ $a })/;
- our $b = $a;
- iseq $b, $a, "Copy of scalar used for postponed subexpression";
- }
-
-
- {
- local $BugId = '49190';
- local $Message = '$REGMARK in replacement';
- our $REGMARK;
- my $_ = "A";
- ok s/(*:B)A/$REGMARK/;
- iseq $_, "B";
- $_ = "CCCCBAA";
- ok s/(*:X)A+|(*:Y)B+|(*:Z)C+/$REGMARK/g;
- iseq $_, "ZYX";
- }
-
-
- {
- our @ctl_n = ();
- our @plus = ();
- our $nested_tags;
- $nested_tags = qr{
- <
- (\w+)
- (?{
- push @ctl_n,$^N;
- push @plus,$+;
- })
- >
- (??{$nested_tags})*
- </\s* \w+ \s*>
- }x;
-
- my $match = '<bla><blubb></blubb></bla>' =~ m/^$nested_tags$/;
- ok $match, 'nested construct matches';
- iseq "@ctl_n", "bla blubb", '$^N inside of (?{}) works as expected';
- iseq "@plus", "bla blubb", '$+ inside of (?{}) works as expected';
- }
-
-
- {
- local $BugId = '52658';
- local $Message = 'Substitution evaluation in list context';
- my $reg = '../xxx/';
- my @te = ($reg =~ m{^(/?(?:\.\./)*)},
- $reg =~ s/(x)/'b'/eg > 1 ? '##' : '++');
- iseq $reg, '../bbb/';
- iseq $te [0], '../';
- }
-
- # This currently has to come before any "use encoding" in this file.
- {
- local $Message;
- local $BugId = '59342';
- must_warn 'qr/\400/', '^Use of octal value above 377';
- }
-
-
- SKIP: {
- # XXX: This set of tests is essentially broken, POSIX character classes
- # should not have differing definitions under Unicode.
- # There are property names for that.
- skip "Tests assume ASCII", 4 unless $IS_ASCII;
-
- my @notIsPunct = grep {/[[:punct:]]/ and not /\p{IsPunct}/}
- map {chr} 0x20 .. 0x7f;
- iseq join ('', @notIsPunct), '$+<=>^`|~',
- '[:punct:] disagress with IsPunct on Symbols';
-
- my @isPrint = grep {not /[[:print:]]/ and /\p{IsPrint}/}
- map {chr} 0 .. 0x1f, 0x7f .. 0x9f;
- iseq join ('', @isPrint), "\x09\x0a\x0b\x0c\x0d\x85",
- 'IsPrint disagrees with [:print:] on control characters';
-
- my @isPunct = grep {/[[:punct:]]/ != /\p{IsPunct}/}
- map {chr} 0x80 .. 0xff;
- iseq join ('', @isPunct), "\xa1\xab\xb7\xbb\xbf", # ¡ « · » ¿
- 'IsPunct disagrees with [:punct:] outside ASCII';
-
- my @isPunctLatin1 = eval q {
- use encoding 'latin1';
- grep {/[[:punct:]]/ != /\p{IsPunct}/} map {chr} 0x80 .. 0xff;
- };
- skip "Eval failed ($@)", 1 if $@;
- skip "PERL_LEGACY_UNICODE_CHARCLASS_MAPPINGS set to 0", 1
- if !$ENV{PERL_TEST_LEGACY_POSIX_CC};
- iseq join ('', @isPunctLatin1), '',
- 'IsPunct agrees with [:punct:] with explicit Latin1';
- }
-
-
- {
- local $BugId = '60034';
- my $a = "xyzt" x 8192;
- ok $a =~ /\A(?>[a-z])*\z/,
- '(?>) does not cause wrongness on long string';
- my $b = $a . chr 256;
- chop $b;
- {
- iseq $a, $b;
- }
- ok $b =~ /\A(?>[a-z])*\z/,
- '(?>) does not cause wrongness on long string with UTF-8';
- }
-
-
- #
- # Keep the following tests last -- they may crash perl
- #
- print "# Tests that follow may crash perl\n";
- {
- local $BugId = '19049/38869';
- local $Message = 'Pattern in a loop, failure should not ' .
- 'affect previous success';
- my @list = (
- 'ab cdef', # Matches regex
- ('e' x 40000 ) .'ab c' # Matches not, but 'ab c' matches part of it
- );
- my $y;
- my $x;
- foreach (@list) {
- m/ab(.+)cd/i; # The ignore-case seems to be important
- $y = $1; # Use $1, which might not be from the last match!
- $x = substr ($list [0], $- [0], $+ [0] - $- [0]);
- }
- iseq $y, ' ';
- iseq $x, 'ab cd';
- }
-
-
- {
- local $BugId = '24274';
-
- ok (("a" x (2 ** 15 - 10)) =~ /^()(a|bb)*$/, "Recursive stack cracker");
- ok ((q(a)x 100) =~ /^(??{'(.)'x 100})/,
- "Regexp /^(??{'(.)'x 100})/ crashes older perls");
- }
-
-
- {
- eval '/\k/';
- ok $@ =~ /\QSequence \k... not terminated in regex;\E/,
- 'Lone \k not allowed';
- }
-
-
- {
- local $Message = "Substitution with lookahead (possible segv)";
- $_ = "ns1ns1ns1";
- s/ns(?=\d)/ns_/g;
- iseq $_, "ns_1ns_1ns_1";
- $_ = "ns1";
- s/ns(?=\d)/ns_/;
- iseq $_, "ns_1";
- $_ = "123";
- s/(?=\d+)|(?<=\d)/!Bang!/g;
- iseq $_, "!Bang!1!Bang!2!Bang!3!Bang!";
- }
-
-
- {
- # [perl #45337] utf8 + "[a]a{2}" + /$.../ = panic: sv_len_utf8 cache
- local $BugId = '45337';
- local ${^UTF8CACHE} = -1;
- local $Message = "Shouldn't panic";
- my $s = "[a]a{2}";
- utf8::upgrade $s;
- ok "aaa" =~ /$s/;
- }
- {
- local $BugId = '57042';
- local $Message = "Check if tree logic breaks \$^R";
- my $cond_re = qr/\s*
- \s* (?:
- \( \s* A (?{1})
- | \( \s* B (?{2})
- )
- /x;
- my @res;
- for my $line ("(A)","(B)") {
- if ($line =~ m/$cond_re/) {
- push @res, $^R ? "#$^R" : "UNDEF";
- }
- }
- iseq "@res","#1 #2";
- }
- {
- no warnings 'closure';
- my $re = qr/A(??{"1"})/;
- ok "A1B" =~ m/^((??{ $re }))((??{"B"}))$/;
- ok $1 eq "A1";
- ok $2 eq "B";
- }
-
-
- {
- use re 'eval';
- local $Message = 'Test if $^N and $+ work in (?{{})';
- our @ctl_n = ();
- our @plus = ();
- our $nested_tags;
- $nested_tags = qr{
- <
- ((\w)+)
- (?{
- push @ctl_n, (defined $^N ? $^N : "undef");
- push @plus, (defined $+ ? $+ : "undef");
- })
- >
- (??{$nested_tags})*
- </\s* \w+ \s*>
- }x;
-
-
- my $c = 0;
- for my $test (
- # Test structure:
- # [ Expected result, Regex, Expected value(s) of $^N, Expected value(s) of $+ ]
- [ 1, qr#^$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^($nested_tags)$#, "bla blubb <bla><blubb></blubb></bla>", "a b a" ],
- [ 1, qr#^(|)$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^(?:|)$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^<(bl|bla)>$nested_tags<(/\1)>$#, "blubb /bla", "b /bla" ],
- [ 1, qr#(??{"(|)"})$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^(??{"(bla|)"})$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^(??{"(|)"})(??{$nested_tags})$#, "bla blubb undef", "a b undef" ],
- [ 1, qr#^(??{"(?:|)"})$nested_tags$#, "bla blubb bla", "a b a" ],
- [ 1, qr#^((??{"(?:bla|)"}))((??{$nested_tags}))$#, "bla blubb <bla><blubb></blubb></bla>", "a b <bla><blubb></blubb></bla>" ],
- [ 1, qr#^((??{"(?!)?"}))((??{$nested_tags}))$#, "bla blubb <bla><blubb></blubb></bla>", "a b <bla><blubb></blubb></bla>" ],
- [ 1, qr#^((??{"(?:|<(/?bla)>)"}))((??{$nested_tags}))\1$#, "bla blubb <bla><blubb></blubb></bla>", "a b <bla><blubb></blubb></bla>" ],
- [ 0, qr#^((??{"(?!)"}))?((??{$nested_tags}))(?!)$#, "bla blubb undef", "a b undef" ],
-
- ) { #"#silence vim highlighting
- $c++;
- @ctl_n = ();
- @plus = ();
- my $match = (("<bla><blubb></blubb></bla>" =~ $test->[1]) ? 1 : 0);
- push @ctl_n, (defined $^N ? $^N : "undef");
- push @plus, (defined $+ ? $+ : "undef");
- ok($test->[0] == $match, "match $c");
- if ($test->[0] != $match) {
- # unset @ctl_n and @plus
- @ctl_n = @plus = ();
- }
- iseq("@ctl_n", $test->[2], "ctl_n $c");
- iseq("@plus", $test->[3], "plus $c");
- }
- }
-
- {
- use re 'eval';
- local $BugId = '56194';
-
- our $f;
- local $f;
- $f = sub {
- defined $_[0] ? $_[0] : "undef";
- };
-
- ok("123" =~ m/^(\d)(((??{1 + $^N})))+$/);
-
- our @ctl_n;
- our @plus;
-
- my $re = qr#(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))*(?{$^N})#;
- my $re2 = qr#(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))*(?{$^N})(|a(b)c|def)(??{"$^R"})#;
- my $re3 = qr#(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1})){2}(?{$^N})(|a(b)c|def)(??{"$^R"})#;
- our $re5;
- local $re5 = qr#(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1})){2}(?{$^N})#;
- my $re6 = qr#(??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1})#;
- my $re7 = qr#(??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1})#;
- my $re8 = qr/(\d+)/;
- my $c = 0;
- for my $test (
- # Test structure:
- # [
- # String to match
- # Regex too match
- # Expected values of $^N
- # Expected values of $+
- # Expected values of $1, $2, $3, $4 and $5
- # ]
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(??{$^N})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(abc|def|)?(??{$+})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(|abc|def)?(??{$+})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(abc|def|)?(??{$^N})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1233",
- qr#^(1)((??{ push @ctl_n, $f->($^N); push @plus, $f->($+); $^N + 1}))+(|abc|def)?(??{$^N})$#,
- "1 2 3 3",
- "1 2 3 3",
- "\$1 = 1, \$2 = 3, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "123abc3",
- qr#^($re)(|a(b)c|def)(??{$^R})$#,
- "1 2 3 abc",
- "1 2 3 b",
- "\$1 = 123, \$2 = 1, \$3 = 3, \$4 = abc, \$5 = b",
- ],
- [
- "123abc3",
- qr#^($re2)$#,
- "1 2 3 123abc3",
- "1 2 3 b",
- "\$1 = 123abc3, \$2 = 1, \$3 = 3, \$4 = abc, \$5 = b",
- ],
- [
- "123abc3",
- qr#^($re3)$#,
- "1 2 123abc3",
- "1 2 b",
- "\$1 = 123abc3, \$2 = 1, \$3 = 3, \$4 = abc, \$5 = b",
- ],
- [
- "123abc3",
- qr#^(??{$re5})(|abc|def)(??{"$^R"})$#,
- "1 2 abc",
- "1 2 abc",
- "\$1 = abc, \$2 = undef, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "123abc3",
- qr#^(??{$re5})(|a(b)c|def)(??{"$^R"})$#,
- "1 2 abc",
- "1 2 b",
- "\$1 = abc, \$2 = b, \$3 = undef, \$4 = undef, \$5 = undef",
- ],
- [
- "1234",
- qr#^((\d+)((??{push @ctl_n, $f->($^N); push @plus, $f->($+);$^N + 1}))((??{push @ctl_n, $f->($^N); push @plus, $f->($+);$^N + 1}))((??{push @ctl_n, $f->($^N); push @plus, $f->($+);$^N + 1})))$#,
- "1234 123 12 1 2 3 1234",
- "1234 123 12 1 2 3 4",
- "\$1 = 1234, \$2 = 1, \$3 = 2, \$4 = 3, \$5 = 4",
- ],
- [
- "1234556",
- qr#^(\d+)($re6)($re6)($re6)$re6(($re6)$re6)$#,
- "1234556 123455 12345 1234 123 12 1 2 3 4 4 5 56",
- "1234556 123455 12345 1234 123 12 1 2 3 4 4 5 5",
- "\$1 = 1, \$2 = 2, \$3 = 3, \$4 = 4, \$5 = 56",
- ],
- [
- "12345562",
- qr#^((??{$re8}))($re7)($re7)($re7)$re7($re7)($re7(\2))$#,
- "12345562 1234556 123455 12345 1234 123 12 1 2 3 4 4 5 62",
- "12345562 1234556 123455 12345 1234 123 12 1 2 3 4 4 5 2",
- "\$1 = 1, \$2 = 2, \$3 = 3, \$4 = 4, \$5 = 5",
- ],
- ) {
- $c++;
- @ctl_n = ();
- @plus = ();
- undef $^R;
- my $match = $test->[0] =~ $test->[1];
- my $str = join(", ", '$1 = '.$f->($1), '$2 = '.$f->($2), '$3 = '.$f->($3), '$4 = '.$f->($4),'$5 = '.$f->($5));
- push @ctl_n, $f->($^N);
- push @plus, $f->($+);
- ok($match, "match $c");
- if (not $match) {
- # unset $str, @ctl_n and @plus
- $str = "";
- @ctl_n = @plus = ();
- }
- iseq("@ctl_n", $test->[2], "ctl_n $c");
- iseq("@plus", $test->[3], "plus $c");
- iseq($str, $test->[4], "str $c");
- }
- SKIP: {
- if ($] le '5.010') {
- skip "test segfaults on perl < 5.10", 4;
- }
-
- @ctl_n = ();
- @plus = ();
-
- our $re4;
- local $re4 = qr#(1)((??{push @ctl_n, $f->($^N); push @plus, $f->($+);$^N + 1})){2}(?{$^N})(|abc|def)(??{"$^R"})#;
- undef $^R;
- my $match = "123abc3" =~ m/^(??{$re4})$/;
- my $str = join(", ", '$1 = '.$f->($1), '$2 = '.$f->($2), '$3 = '.$f->($3), '$4 = '.$f->($4),'$5 = '.$f->($5),'$^R = '.$f->($^R));
- push @ctl_n, $f->($^N);
- push @plus, $f->($+);
- ok($match);
- if (not $match) {
- # unset $str
- @ctl_n = ();
- @plus = ();
- $str = "";
- }
- iseq("@ctl_n", "1 2 undef");
- iseq("@plus", "1 2 undef");
- iseq($str, "\$1 = undef, \$2 = undef, \$3 = undef, \$4 = undef, \$5 = undef, \$^R = undef");
- }
- }
-
- # This only works under -DEBUGGING because it relies on an assert().
- {
- local $BugId = '60508';
- local $Message = "Check capture offset re-entrancy of utf8 code.";
-
- sub fswash { $_[0] =~ s/([>X])//g; }
-
- my $k1 = "." x 4 . ">>";
- fswash($k1);
-
- my $k2 = "\x{f1}\x{2022}";
- $k2 =~ s/([\360-\362])/>/g;
- fswash($k2);
-
- iseq($k2, "\x{2022}", "utf8::SWASHNEW doesn't cause capture leaks");
- }
-
-
- {
- local $BugId = 65372; # minimal CURLYM limited to 32767 matches
- my @pat = (
- qr{a(x|y)*b}, # CURLYM
- qr{a(x|y)*?b}, # .. with minmod
- qr{a([wx]|[yz])*b}, # .. and without tries
- qr{a([wx]|[yz])*?b},
- );
- my $len = 32768;
- my $s = join '', 'a', 'x' x $len, 'b';
- for my $pat (@pat) {
- ok($s =~ $pat, $pat);
- }
- }
- #
- # This should be the last test.
- #
- iseq $test + 1, $EXPECTED_TESTS, "Got the right number of tests!";
-
-} # End of sub run_tests
-
-1;
projects / p5sagit/p5-mst-13.2.git / commitdiff