#!./perl
-# $RCSfile: magic.t,v $$Revision: 4.1 $$Date: 92/08/07 18:28:05 $
-
BEGIN {
- $^W = 1;
$| = 1;
chdir 't' if -d 't';
@INC = '../lib';
$SIG{__WARN__} = sub { die "Dying on warning: ", @_ };
}
+use warnings;
+use Config;
+
+my $test = 1;
sub ok {
- my ($n, $result, $info) = @_;
- if ($result) {
- print "ok $n\n";
- }
- else {
- print "not ok $n\n";
- print "# $info\n" if $info;
+ my($ok, $info, $todo) = @_;
+
+ # You have to do it this way or VMS will get confused.
+ printf "%s $test%s\n", $ok ? "ok" : "not ok",
+ $todo ? " # TODO $todo" : '';
+
+ unless( $ok ) {
+ printf "# Failed test at line %d\n", (caller)[2];
+ print "# $info\n" if defined $info;
}
+
+ $test++;
+ return $ok;
}
-print "1..28\n";
+sub skip {
+ my($reason) = @_;
+
+ printf "ok $test # skipped%s\n", defined $reason ? ": $reason" : '';
+
+ $test++;
+ return 1;
+}
+
+print "1..59\n";
+
+$Is_MSWin32 = $^O eq 'MSWin32';
+$Is_NetWare = $^O eq 'NetWare';
+$Is_VMS = $^O eq 'VMS';
+$Is_Dos = $^O eq 'dos';
+$Is_os2 = $^O eq 'os2';
+$Is_Cygwin = $^O eq 'cygwin';
+$Is_MacOS = $^O eq 'MacOS';
+$Is_MPE = $^O eq 'mpeix';
+$Is_miniperl = $ENV{PERL_CORE_MINITEST};
+$Is_BeOS = $^O eq 'beos';
+
+$PERL = $ENV{PERL}
+ || ($Is_NetWare ? 'perl' :
+ ($Is_MacOS || $Is_VMS) ? $^X :
+ $Is_MSWin32 ? '.\perl' :
+ './perl');
-eval '$ENV{"foo"} = "hi there";'; # check that ENV is inited inside eval
-ok 1, `echo \$foo` eq "hi there\n";
+eval '$ENV{"FOO"} = "hi there";'; # check that ENV is inited inside eval
+# cmd.exe will echo 'variable=value' but 4nt will echo just the value
+# -- Nikola Knezevic
+if ($Is_MSWin32) { ok `set FOO` =~ /^(?:FOO=)?hi there$/; }
+elsif ($Is_MacOS) { ok "1 # skipped", 1; }
+elsif ($Is_VMS) { ok `write sys\$output f\$trnlnm("FOO")` eq "hi there\n"; }
+else { ok `echo \$FOO` eq "hi there\n"; }
unlink 'ajslkdfpqjsjfk';
$! = 0;
open(FOO,'ajslkdfpqjsjfk');
-ok 2, $!, $!;
+ok $!, $!;
close FOO; # just mention it, squelch used-only-once
-# the next tests are embedded inside system simply because sh spits out
-# a newline onto stderr when a child process kills itself with SIGINT.
+if ($Is_MSWin32 || $Is_NetWare || $Is_Dos || $Is_MPE || $Is_MacOS) {
+ skip('SIGINT not safe on this platform') for 1..5;
+}
+else {
+ # the next tests are done in a subprocess because sh spits out a
+ # newline onto stderr when a child process kills itself with SIGINT.
+ # We use a pipe rather than system() because the VMS command buffer
+ # would overflow with a command that long.
+
+ open( CMDPIPE, "| $PERL");
-system './perl', '-e', <<'END';
+ print CMDPIPE <<'END';
$| = 1; # command buffering
- $SIG{"INT"} = "ok3"; kill "INT",$$;
- $SIG{"INT"} = "IGNORE"; kill 2,$$; print "ok 4\n";
- $SIG{"INT"} = "DEFAULT"; kill 2,$$; print "not ok\n";
+ $SIG{"INT"} = "ok3"; kill "INT",$$; sleep 1;
+ $SIG{"INT"} = "IGNORE"; kill "INT",$$; sleep 1; print "ok 4\n";
+ $SIG{"INT"} = "DEFAULT"; kill "INT",$$; sleep 1; print "not ok 4\n";
sub ok3 {
if (($x = pop(@_)) eq "INT") {
END
-@val1 = @ENV{keys(%ENV)}; # can we slice ENV?
+ close CMDPIPE;
+
+ open( CMDPIPE, "| $PERL");
+ print CMDPIPE <<'END';
+
+ { package X;
+ sub DESTROY {
+ kill "INT",$$;
+ }
+ }
+ sub x {
+ my $x=bless [], 'X';
+ return sub { $x };
+ }
+ $| = 1; # command buffering
+ $SIG{"INT"} = "ok5";
+ {
+ local $SIG{"INT"}=x();
+ print ""; # Needed to expose failure in 5.8.0 (why?)
+ }
+ sleep 1;
+ delete $SIG{"INT"};
+ kill "INT",$$; sleep 1;
+ sub ok5 {
+ print "ok 5\n";
+ }
+END
+ close CMDPIPE;
+ $? >>= 8 if $^O eq 'VMS'; # POSIX status hiding in 2nd byte
+ my $todo = ($^O eq 'os2' ? ' # TODO: EMX v0.9d_fix4 bug: wrong nibble? ' : '');
+ print $? & 0xFF ? "ok 6$todo\n" : "not ok 6$todo\n";
+
+ open(CMDPIPE, "| $PERL");
+ print CMDPIPE <<'END';
+
+ sub PVBM () { 'foo' }
+ index 'foo', PVBM;
+ my $pvbm = PVBM;
+
+ sub foo { exit 0 }
+
+ $SIG{"INT"} = $pvbm;
+ kill "INT", $$; sleep 1;
+END
+ close CMDPIPE;
+ $? >>= 8 if $^O eq 'VMS';
+ print $? ? "not ok 7\n" : "ok 7\n";
+
+ $test += 5;
+}
+
+# can we slice ENV?
+@val1 = @ENV{keys(%ENV)};
@val2 = values(%ENV);
-ok 5, join(':',@val1) eq join(':',@val2);
-ok 6, @val1 > 1;
+ok join(':',@val1) eq join(':',@val2);
+ok @val1 > 1;
# regex vars
'foobarbaz' =~ /b(a)r/;
-ok 7, $` eq 'foo', $`;
-ok 8, $& eq 'bar', $&;
-ok 9, $' eq 'baz', $';
-ok 10, $+ eq 'a', $+;
+ok $` eq 'foo', $`;
+ok $& eq 'bar', $&;
+ok $' eq 'baz', $';
+ok $+ eq 'a', $+;
# $"
@a = qw(foo bar baz);
-ok 11, "@a" eq "foo bar baz", "@a";
+ok "@a" eq "foo bar baz", "@a";
{
local $" = ',';
- ok 12, "@a" eq "foo,bar,baz", "@a";
+ ok "@a" eq "foo,bar,baz", "@a";
}
# $;
%h = ();
$h{'foo', 'bar'} = 1;
-ok 13, (keys %h)[0] eq "foo\034bar", (keys %h)[0];
+ok((keys %h)[0] eq "foo\034bar", (keys %h)[0]);
{
local $; = 'x';
%h = ();
$h{'foo', 'bar'} = 1;
- ok 14, (keys %h)[0] eq 'fooxbar', (keys %h)[0];
+ ok((keys %h)[0] eq 'fooxbar', (keys %h)[0]);
}
# $?, $@, $$
-system 'true';
-ok 15, $? == 0, $?;
-system 'false';
-ok 16, $? != 0, $?;
+if ($Is_MacOS) {
+ skip('$? + system are broken on MacPerl') for 1..2;
+}
+else {
+ system qq[$PERL "-I../lib" -e "use vmsish qw(hushed); exit(0)"];
+ ok $? == 0, $?;
+ system qq[$PERL "-I../lib" -e "use vmsish qw(hushed); exit(1)"];
+ ok $? != 0, $?;
+}
eval { die "foo\n" };
-ok 17, $@ eq "foo\n", $@;
+ok $@ eq "foo\n", $@;
-ok 18, $$ > 0, $$;
+ok $$ > 0, $$;
+eval { $$++ };
+ok $@ =~ /^Modification of a read-only value attempted/;
# $^X and $0
-if ($^O eq 'qnx') {
- chomp($wd = `pwd`);
+{
+ if ($^O eq 'qnx') {
+ chomp($wd = `/usr/bin/fullpath -t`);
+ }
+ elsif($Is_Cygwin || $Config{'d_procselfexe'}) {
+ # Cygwin turns the symlink into the real file
+ chomp($wd = `pwd`);
+ $wd =~ s#/t$##;
+ if ($Is_Cygwin) {
+ $wd = Cygwin::win_to_posix_path(Cygwin::posix_to_win_path($wd, 1));
+ }
+ }
+ elsif($Is_os2) {
+ $wd = Cwd::sys_cwd();
+ }
+ elsif($Is_MacOS) {
+ $wd = ':';
+ }
+ else {
+ $wd = '.';
+ }
+ my $perl = ($Is_MacOS || $Is_VMS) ? $^X : "$wd/perl";
+ my $headmaybe = '';
+ my $middlemaybe = '';
+ my $tailmaybe = '';
+ $script = "$wd/show-shebang";
+ if ($Is_MSWin32) {
+ chomp($wd = `cd`);
+ $wd =~ s|\\|/|g;
+ $perl = "$wd/perl.exe";
+ $script = "$wd/show-shebang.bat";
+ $headmaybe = <<EOH ;
+\@rem ='
+\@echo off
+$perl -x \%0
+goto endofperl
+\@rem ';
+EOH
+ $tailmaybe = <<EOT ;
+
+__END__
+:endofperl
+EOT
+ }
+ elsif ($Is_os2) {
+ $script = "./show-shebang";
+ }
+ elsif ($Is_MacOS) {
+ $script = ":show-shebang";
+ }
+ elsif ($Is_VMS) {
+ $script = "[]show-shebang";
+ }
+ elsif ($Is_Cygwin) {
+ $middlemaybe = <<'EOX'
+$^X = Cygwin::win_to_posix_path(Cygwin::posix_to_win_path($^X, 1));
+$0 = Cygwin::win_to_posix_path(Cygwin::posix_to_win_path($0, 1));
+EOX
+ }
+ if ($^O eq 'os390' or $^O eq 'posix-bc' or $^O eq 'vmesa') { # no shebang
+ $headmaybe = <<EOH ;
+ eval 'exec ./perl -S \$0 \${1+"\$\@"}'
+ if 0;
+EOH
+ }
+ $s1 = "\$^X is $perl, \$0 is $script\n";
+ ok open(SCRIPT, ">$script"), $!;
+ ok print(SCRIPT $headmaybe . <<EOB . $middlemaybe . <<'EOF' . $tailmaybe), $!;
+#!$wd/perl
+EOB
+print "\$^X is $^X, \$0 is $0\n";
+EOF
+ ok close(SCRIPT), $!;
+ ok chmod(0755, $script), $!;
+ $_ = ($Is_MacOS || $Is_VMS) ? `$perl $script` : `$script`;
+ s/\.exe//i if $Is_Dos or $Is_Cygwin or $Is_os2;
+ s{./$script}{$script} if $Is_BeOS; # revert BeOS execvp() side-effect
+ s{\bminiperl\b}{perl}; # so that test doesn't fail with miniperl
+ s{is perl}{is $perl}; # for systems where $^X is only a basename
+ s{\\}{/}g;
+ ok((($Is_MSWin32 || $Is_os2) ? uc($_) eq uc($s1) : $_ eq $s1), " :$_:!=:$s1:");
+ $_ = `$perl $script`;
+ s/\.exe//i if $Is_Dos or $Is_os2 or $Is_Cygwin;
+ s{./$perl}{$perl} if $Is_BeOS; # revert BeOS execvp() side-effect
+ s{\\}{/}g;
+ ok((($Is_MSWin32 || $Is_os2) ? uc($_) eq uc($s1) : $_ eq $s1), " :$_:!=:$s1: after `$perl $script`");
+ ok unlink($script), $!;
+}
+
+# $], $^O, $^T
+ok $] >= 5.00319, $];
+ok $^O;
+ok $^T > 850000000, $^T;
+
+# Test change 25062 is working
+my $orig_osname = $^O;
+{
+local $^I = '.bak';
+ok($^O eq $orig_osname, 'Assigning $^I does not clobber $^O');
+}
+$^O = $orig_osname;
+
+if ($Is_VMS || $Is_Dos || $Is_MacOS) {
+ skip("%ENV manipulations fail or aren't safe on $^O") for 1..4;
}
else {
- $wd = '.';
+ if ($ENV{PERL_VALGRIND}) {
+ skip("clearing \%ENV is not safe when running under valgrind");
+ } else {
+ $PATH = $ENV{PATH};
+ $PDL = $ENV{PERL_DESTRUCT_LEVEL} || 0;
+ $ENV{foo} = "bar";
+ %ENV = ();
+ $ENV{PATH} = $PATH;
+ $ENV{PERL_DESTRUCT_LEVEL} = $PDL || 0;
+ ok ($Is_MSWin32 ? (`set foo 2>NUL` eq "")
+ : (`echo \$foo` eq "\n") );
+ }
+
+ $ENV{__NoNeSuCh} = "foo";
+ $0 = "bar";
+# cmd.exe will echo 'variable=value' but 4nt will echo just the value
+# -- Nikola Knezevic
+ ok ($Is_MSWin32 ? (`set __NoNeSuCh` =~ /^(?:__NoNeSuCh=)?foo$/)
+ : (`echo \$__NoNeSuCh` eq "foo\n") );
+ if ($^O =~ /^(linux|freebsd)$/ &&
+ open CMDLINE, "/proc/$$/cmdline") {
+ chomp(my $line = scalar <CMDLINE>);
+ my $me = (split /\0/, $line)[0];
+ ok($me eq $0, 'altering $0 is effective (testing with /proc/)');
+ close CMDLINE;
+ # perlbug #22811
+ my $mydollarzero = sub {
+ my($arg) = shift;
+ $0 = $arg if defined $arg;
+ # In FreeBSD the ps -o command= will cause
+ # an empty header line, grab only the last line.
+ my $ps = (`ps -o command= -p $$`)[-1];
+ return if $?;
+ chomp $ps;
+ printf "# 0[%s]ps[%s]\n", $0, $ps;
+ $ps;
+ };
+ my $ps = $mydollarzero->("x");
+ ok(!$ps # we allow that something goes wrong with the ps command
+ # In Linux 2.4 we would get an exact match ($ps eq 'x') but
+ # in Linux 2.2 there seems to be something funny going on:
+ # it seems as if the original length of the argv[] would
+ # be stored in the proc struct and then used by ps(1),
+ # no matter what characters we use to pad the argv[].
+ # (And if we use \0:s, they are shown as spaces.) Sigh.
+ || $ps =~ /^x\s*$/
+ # FreeBSD cannot get rid of both the leading "perl :"
+ # and the trailing " (perl)": some FreeBSD versions
+ # can get rid of the first one.
+ || ($^O eq 'freebsd' && $ps =~ m/^(?:perl: )?x(?: \(perl\))?$/),
+ 'altering $0 is effective (testing with `ps`)');
+ } else {
+ skip("\$0 check only on Linux and FreeBSD") for 0, 1;
+ }
+}
+
+{
+ my $ok = 1;
+ my $warn = '';
+ local $SIG{'__WARN__'} = sub { $ok = 0; $warn = join '', @_; };
+ $! = undef;
+ ok($ok, $warn, $Is_VMS ? "'\$!=undef' does throw a warning" : '');
}
-$script = "$wd/show-shebang";
-$s = "\$^X is $wd/perl, \$0 is $script\n";
-if ($^O eq 'os2') {
- # Started by ksh, which adds suffixes '.exe' and '.' to perl and script
- $s1 = "\$^X is $wd/perl.exe, \$0 is $script.\n";
+
+# test case-insignificance of %ENV (these tests must be enabled only
+# when perl is compiled with -DENV_IS_CASELESS)
+if ($Is_MSWin32 || $Is_NetWare) {
+ %ENV = ();
+ $ENV{'Foo'} = 'bar';
+ $ENV{'fOo'} = 'baz';
+ ok (scalar(keys(%ENV)) == 1);
+ ok exists($ENV{'FOo'});
+ ok (delete($ENV{'foO'}) eq 'baz');
+ ok (scalar(keys(%ENV)) == 0);
}
else {
- $s1 = $s;
+ skip('no caseless %ENV support') for 1..4;
}
-ok 19, open(SCRIPT, ">$script"), $!;
-ok 20, print(SCRIPT <<EOB . <<'EOF'), $!;
-#!$wd/perl
-EOB
-print "\$^X is $^X, \$0 is $0\n";
-EOF
-ok 21, close(SCRIPT), $!;
-ok 22, chmod(0755, $script), $!;
-$_ = `$script`;
-s{is perl}{is $wd/perl}; # for systems where $^X is only a basename
-ok 23, $_ eq $s1, ":$_:!=:$s1:";
-$_ = `$wd/perl $script`;
-ok 24, $_ eq $s, ":$_:!=:$s: after `$wd/perl $script`";
-ok 25, unlink($script), $!;
-# $], $^O, $^T
-ok 26, $] >= 5.00319, $];
-ok 27, $^O;
-ok 28, $^T > 850000000, $^T;
+if ($Is_miniperl) {
+ skip ("miniperl can't rely on loading %Errno") for 1..2;
+} else {
+ no warnings 'void';
+
+# Make sure Errno hasn't been prematurely autoloaded
+
+ ok !keys %Errno::;
+
+# Test auto-loading of Errno when %! is used
+
+ ok scalar eval q{
+ %!;
+ defined %Errno::;
+ }, $@;
+}
+
+if ($Is_miniperl) {
+ skip ("miniperl can't rely on loading %Errno");
+} else {
+ # Make sure that Errno loading doesn't clobber $!
+
+ undef %Errno::;
+ delete $INC{"Errno.pm"};
+
+ open(FOO, "nonesuch"); # Generate ENOENT
+ my %errs = %{"!"}; # Cause Errno.pm to be loaded at run-time
+ ok ${"!"}{ENOENT};
+}
+
+ok $^S == 0 && defined $^S;
+eval { ok $^S == 1 };
+eval " BEGIN { ok ! defined \$^S } ";
+ok $^S == 0 && defined $^S;
+
+ok ${^TAINT} == 0;
+eval { ${^TAINT} = 1 };
+ok ${^TAINT} == 0;
+
+# 5.6.1 had a bug: @+ and @- were not properly interpolated
+# into double-quoted strings
+# 20020414 mjd-perl-patch+@plover.com
+"I like pie" =~ /(I) (like) (pie)/;
+ok "@-" eq "0 0 2 7";
+ok "@+" eq "10 1 6 10";
+
+# Tests for the magic get of $\
+{
+ my $ok = 0;
+ # [perl #19330]
+ {
+ local $\ = undef;
+ $\++; $\++;
+ $ok = $\ eq 2;
+ }
+ ok $ok;
+ $ok = 0;
+ {
+ local $\ = "a\0b";
+ $ok = "a$\b" eq "aa\0bb";
+ }
+ ok $ok;
+}
+
+# Test for bug [perl #27839]
+{
+ my $x;
+ sub f {
+ "abc" =~ /(.)./;
+ $x = "@+";
+ return @+;
+ };
+ my @y = f();
+ ok( $x eq "@y", "return a magic array ($x) vs (@y)" );
+}
+
+# Test for bug [perl #36434]
+if (!$Is_VMS) {
+ local @ISA;
+ local %ENV;
+ # This used to be __PACKAGE__, but that causes recursive
+ # inheritance, which is detected earlier now and broke
+ # this test
+ eval { push @ISA, __FILE__ };
+ ok( $@ eq '', 'Push a constant on a magic array');
+ $@ and print "# $@";
+ eval { %ENV = (PATH => __PACKAGE__) };
+ ok( $@ eq '', 'Assign a constant to a magic hash');
+ $@ and print "# $@";
+ eval { my %h = qw(A B); %ENV = (PATH => (keys %h)[0]) };
+ ok( $@ eq '', 'Assign a shared key to a magic hash');
+ $@ and print "# $@";
+}
+else {
+# Can not do this test on VMS, EPOC, and SYMBIAN according to comments
+# in mg.c/Perl_magic_clear_all_env()
+#
+ skip('Can\'t make assignment to \%ENV on this system') for 1..3;
+}