print "ok $test\n";
$test++;
-print "not " unless qr/\b\v$/i eq '(?i-xsm:\bv$)';
+print "not " unless qr/\b\v$/i eq '(?i-xsm:\b\v$)';
print "ok $test\n";
$test++;
-print "not " unless qr/\b\v$/s eq '(?s-xim:\bv$)';
+print "not " unless qr/\b\v$/s eq '(?s-xim:\b\v$)';
print "ok $test\n";
$test++;
-print "not " unless qr/\b\v$/m eq '(?m-xis:\bv$)';
+print "not " unless qr/\b\v$/m eq '(?m-xis:\b\v$)';
print "ok $test\n";
$test++;
-print "not " unless qr/\b\v$/x eq '(?x-ism:\bv$)';
+print "not " unless qr/\b\v$/x eq '(?x-ism:\b\v$)';
print "ok $test\n";
$test++;
-print "not " unless qr/\b\v$/xism eq '(?msix:\bv$)';
+print "not " unless qr/\b\v$/xism eq '(?msix:\b\v$)';
print "ok $test\n";
$test++;
-print "not " unless qr/\b\v$/ eq '(?-xism:\bv$)';
+print "not " unless qr/\b\v$/ eq '(?-xism:\b\v$)';
print "ok $test\n";
$test++;
/[\N{SPACE}\N{U+0041}][\N{SPACE}\N{U+0042}]/,
'Intermixed named and unicode escapes');
}
-# Keep the following test last -- it may crash perl
+$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 should match");
+ ok(@stack==@expect)
+ or skip("Won't test individual results as count isn't equal",
+ 0+@expect);
+ foreach my $idx (@expect) {
+ ok($expect[$idx] eq $stack[$idx],
+ "Expecting '$expect' at stack pos #$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///');
+}
+sub iseq($$;$) {
+ my ( $got, $expect, $name)=@_;
+
+ $_=defined($_) ? "'$_'" : "undef"
+ for $got, $expect;
+
+ my $ok= $got eq $expect;
+
+ printf "%sok %d - %s\n", ($ok ? "" : "not "), $test, $name||'unnamed';
+
+ printf "# Failed test at line %d\n".
+ "# expected: %s\n".
+ "# result: %s\n",
+ (caller)[2], $expect, $got
+ unless $ok;
+
+ $test++;
+ return $ok;
+}
+{
+ 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'
+ print for $+{this_key_doesnt_exist};
+ ';
+ ok(!$@,'lvalue $+{...} should not throw an exception');
+}
+
+# stress test CURLYX/WHILEM.
+#
+# This test includes varying levels of nesting, and according to
+# profiling done against build 28905, exercises every code line in the
+# CURLYX and WHILEM blocks, except those related to LONGJMP, the
+# super-linear cache and warnings. It executes about 0.5M regexes
+
+if ($ENV{PERL_SKIP_PSYCHO_TEST}){
+ printf "ok %d Skip: No psycho tests\n", $test++;
+} else {
+ 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");
+}
+
+{
+ 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 [RT#36046]");
+ iseq($pval,0,"\@+ should be empty [RT#36046]");
+ iseq($count,1,"should have matched once only [RT#36046]");
+}
+
+{ # Test the (*NOMATCH) pattern
+ our $count = 0;
+ 'aaab'=~/a+b?(?{$count++})(*FAIL)/;
+ iseq($count,9,"expect 9 for no (*NOMATCH)");
+ $count = 0;
+ 'aaab'=~/a+b?(*NOMATCH)(?{$count++})(*FAIL)/;
+ iseq($count,3,"expect 3 with (*NOMATCH)");
+ local $_='aaab';
+ $count=0;
+ 1 while /.(*NOMATCH)(?{$count++})(*FAIL)/g;
+ iseq($count,4,"/.(*NOMATCH)/");
+ $count = 0;
+ 'aaab'=~/a+b?(??{'(*NOMATCH)'})(?{$count++})(*FAIL)/;
+ iseq($count,3,"expect 3 with (*NOMATCH)");
+ local $_='aaab';
+ $count=0;
+ 1 while /.(??{'(*NOMATCH)'})(?{$count++})(*FAIL)/g;
+ iseq($count,4,"/.(*NOMATCH)/");
+}
+{ # Test the (*CUT) pattern
+ our $count = 0;
+ 'aaab'=~/a+b?(*CUT)(?{$count++})(*FAIL)/;
+ iseq($count,1,"expect 1 with (*CUT)");
+ local $_='aaab';
+ $count=0;
+ 1 while /.(*CUT)(?{$count++})(*FAIL)/g;
+ iseq($count,4,"/.(*CUT)/");
+ $_='aaabaaab';
+ $count=0;
+ our @res=();
+ 1 while /(a+b?)(*CUT)(?{$count++; push @res,$1})(*FAIL)/g;
+ iseq($count,2,"Expect 2 with (*CUT)" );
+ iseq("@res","aaab aaab","adjacent (*CUT) works as expected" );
+}
+{ # Test the (*CUT) pattern
+ our $count = 0;
+ 'aaab'=~/a+b?(*MARK)(*CUT)(?{$count++})(*FAIL)/;
+ iseq($count,1,"expect 1 with (*CUT)");
+ local $_='aaab';
+ $count=0;
+ 1 while /.(*MARK)(*CUT)(?{$count++})(*FAIL)/g;
+ iseq($count,4,"/.(*CUT)/");
+ $_='aaabaaab';
+ $count=0;
+ our @res=();
+ 1 while /(a+b?)(*MARK)(*CUT)(?{$count++; push @res,$1})(*FAIL)/g;
+ iseq($count,2,"Expect 2 with (*CUT)" );
+ iseq("@res","aaab aaab","adjacent (*CUT) works as expected" );
+}
+{ # Test the (*CUT) pattern
+ our $count = 0;
+ 'aaab'=~/a*(*MARK:a)b?(*MARK:b)(*CUT:a)(?{$count++})(*FAIL)/;
+ iseq($count,3,"expect 3 with *MARK:a)b?(*MARK:b)(*CUT:a)");
+ local $_='aaabaaab';
+ $count=0;
+ our @res=();
+ 1 while /(a*(*MARK:a)b?)(*MARK)(*CUT:a)(?{$count++; push @res,$1})(*FAIL)/g;
+ iseq($count,5,"Expect 5 with (*MARK:a)b?)(*MARK)(*CUT:a)" );
+ iseq("@res","aaab b aaab b ","adjacent (*MARK:a)b?)(*MARK)(*CUT: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 $pat ("(*NOMATCH$name)","(*MARK$name)(*CUT)",
+ "(*CUT$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 $pat ("(*NOMATCH$name)","(*MARK$name)(*CUT)",
+ "(*CUT$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
+ our $REGERROR;
+ for $word (qw(bar baz bop)) {
+ $REGERROR="";
+ "aaaaa$word"=~/a+(?:bar(*COMMIT:bar)|baz(*COMMIT:baz)|bop(*COMMIT:bop))(*FAIL)/;
+ iseq($REGERROR,$word);
+ }
+}
+{ #Regression test for perlbug 40684
+ my $s = "abc\ndef";
+ my $rex = qr'^abc$'m;
+ ok($s =~ m/$rex/);
+ ok($s =~ m/^abc$/m);
+}
+#-------------------------------------------------------------------
+
+# Keep the following tests last -- they may crash perl
ok(("a" x (2**15 - 10)) =~ /^()(a|bb)*$/, "Recursive stack cracker: #24274")
or print "# Unexpected outcome: should pass or crash perl\n";
+ok((q(a)x 100) =~ /^(??{'(.)'x 100})/,
+ "Regexp /^(??{'(.)'x 100})/ crashes older perls")
+ or print "# Unexpected outcome: should pass or crash perl\n";
+
+{
+ $_="ns1ns1ns1";
+ s/ns(?=\d)/ns_/g;
+ iseq($_,"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!");
+}
+
+# Put new tests above the line, not here.
+
# Don't forget to update this!
-BEGIN{print "1..1251\n"};
+BEGIN{print "1..1347\n"};