X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=t%2Fop%2Fmagic.t;h=4e735414c27bec58f45d9a12c7fb4ed60456129a;hb=dbc1d98621f53e4a3938cf011ae90a189e72f69f;hp=f027d60d4246efd278eb6d492a97e0c31d8b0d5c;hpb=fe14fcc35f78a371a174a1d14256c2f35ae4262b;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/t/op/magic.t b/t/op/magic.t
old mode 100644
new mode 100755
index f027d60..4e73541
--- a/t/op/magic.t
+++ b/t/op/magic.t
@@ -1,32 +1,428 @@
 #!./perl
 
-# $Header: magic.t,v 4.0 91/03/20 01:53:35 lwall Locked $
+BEGIN {
+    $| = 1;
+    chdir 't' if -d 't';
+    @INC = '../lib';
+    $SIG{__WARN__} = sub { die "Dying on warning: ", @_ };
+}
 
-$| = 1;		# command buffering
+use warnings;
+use Config;
 
-print "1..5\n";
+my $test = 1;
+sub ok {
+    my($ok, $info, $todo) = @_;
 
-eval '$ENV{"foo"} = "hi there";';	# check that ENV is inited inside eval
-if (`echo \$foo` eq "hi there\n") {print "ok 1\n";} else {print "not ok 1\n";}
+    # 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 $ok;
+}
+
+sub skip {
+    my($reason) = @_;
+
+    printf "ok $test # skipped%s\n", defined $reason ? ": $reason" : '';
+
+    $test++;
+    return 1;
+}
+
+print "1..54\n";
+
+$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 = ($Is_NetWare            ? 'perl'   :
+	 ($Is_MacOS || $Is_VMS) ? $^X      :
+	 $Is_MSWin32            ? '.\perl' :
+	 './perl');
+
+eval '$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';
 $! = 0;
-open(foo,'ajslkdfpqjsjfk');
-if ($! == 2) {print "ok 2\n";} else {print "not ok 2\n";}
+open(FOO,'ajslkdfpqjsjfk');
+ok $!, $!;
+close FOO; # just mention it, squelch used-only-once
+
+if ($Is_MSWin32 || $Is_NetWare || $Is_Dos || $Is_MPE || $Is_MacOS) {
+    skip('SIGINT not safe on this platform') for 1..4;
+}
+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");
 
-# the next tests are embedded inside system simply because sh spits out
-# a newline onto stderr when a child process kills itself with SIGINT.
+    print CMDPIPE <<'END';
 
-system './perl',
-'-e', '$| = 1;		# command buffering',
+    $| = 1;		# command buffering
 
-'-e', '$SIG{"INT"} = "ok3"; kill 2,$$;',
-'-e', '$SIG{"INT"} = "IGNORE"; kill 2,$$; print "ok 4\n";',
-'-e', '$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";
 
-'-e', 'sub ok3 { print "ok 3\n" if pop(@_) eq "INT"; }';
+    sub ok3 {
+	if (($x = pop(@_)) eq "INT") {
+	    print "ok 3\n";
+	}
+	else {
+	    print "not ok 3 ($x @_)\n";
+	}
+    }
 
-@val1 = @ENV{keys(%ENV)};	# can we slice ENV?
+END
+
+    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";
+
+    $test += 4;
+}
+
+# can we slice ENV?
+@val1 = @ENV{keys(%ENV)};
 @val2 = values(%ENV);
+ok join(':',@val1) eq join(':',@val2);
+ok @val1 > 1;
+
+# regex vars
+'foobarbaz' =~ /b(a)r/;
+ok $` eq 'foo', $`;
+ok $& eq 'bar', $&;
+ok $' eq 'baz', $';
+ok $+ eq 'a', $+;
+
+# $"
+@a = qw(foo bar baz);
+ok "@a" eq "foo bar baz", "@a";
+{
+    local $" = ',';
+    ok "@a" eq "foo,bar,baz", "@a";
+}
+
+# $;
+%h = ();
+$h{'foo', 'bar'} = 1;
+ok((keys %h)[0] eq "foo\034bar", (keys %h)[0]);
+{
+    local $; = 'x';
+    %h = ();
+    $h{'foo', 'bar'} = 1;
+    ok((keys %h)[0] eq 'fooxbar', (keys %h)[0]);
+}
+
+# $?, $@, $$
+if ($Is_MacOS) {
+    skip('$? + system are broken on MacPerl') for 1..2;
+}
+else {
+    system qq[$PERL "-I../lib" -e "use vmsish qw(hushed); exit(0)"];
+    ok $? == 0, $?;
+    system qq[$PERL "-I../lib" -e "use vmsish qw(hushed); exit(1)"];
+    ok $? != 0, $?;
+}
+
+eval { die "foo\n" };
+ok $@ eq "foo\n", $@;
+
+ok $$ > 0, $$;
+eval { $$++ };
+ok $@ =~ /^Modification of a read-only value attempted/;
+
+# $^X and $0
+{
+    if ($^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`);
+       $wd =~ s#/t$##;
+    }
+    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 $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) {
+      $script = "[]show-shebang";
+    }
+    if ($^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 . <<'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 $Is_os2;
+    s{./$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, $^T;
+
+if ($Is_VMS || $Is_Dos || $Is_MacOS) {
+    skip("%ENV manipulations fail or aren't safe on $^O") for 1..4;
+}
+else {
+	if ($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, $Is_VMS ? "'\$!=undef' does throw a warning" : '');
+}
+
+# test case-insignificance of %ENV (these tests must be enabled only
+# when perl is compiled with -DENV_IS_CASELESS)
+if ($Is_MSWin32 || $Is_NetWare) {
+    %ENV = ();
+    $ENV{'Foo'} = 'bar';
+    $ENV{'fOo'} = 'baz';
+    ok (scalar(keys(%ENV)) == 1);
+    ok exists($ENV{'FOo'});
+    ok (delete($ENV{'foO'}) eq 'baz');
+    ok (scalar(keys(%ENV)) == 0);
+}
+else {
+    skip('no caseless %ENV support') for 1..4;
+}
+
+if ($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 !defined %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;
+}
 
-print join(':',@val1) eq join(':',@val2) ? "ok 5\n" : "not ok 5\n";
+# 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)" );
+}