X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=t%2Fop%2Fmagic.t;h=1c02b5bbad0b05e8ecd842d5a3414e200ca6a30c;hb=a1824f2aba8e109cac73756dc271522cdd4a8200;hp=ab23d84cc58775fdaf150aa49d47a2f488c05e72;hpb=7fbf1995491e949f272b62425198e9acc037df4d;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/t/op/magic.t b/t/op/magic.t
index ab23d84..1c02b5b 100755
--- a/t/op/magic.t
+++ b/t/op/magic.t
@@ -1,55 +1,90 @@
 #!./perl
 
 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 $ok;
+}
+
+sub skip {
+    my($reason) = @_;
+
+    printf "ok $test # skipped%s\n", defined $reason ? ": $reason" : '';
+
+    $test++;
+    return 1;
 }
 
-$Is_MSWin32 = $^O eq 'MSWin32';
-$Is_VMS     = $^O eq 'VMS';
-$Is_Dos   = $^O eq 'dos';
-$PERL = ($Is_MSWin32 ? '.\perl' : './perl');
+print "1..54\n";
 
-print "1..34\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 = $ENV{PERL_CORE_MINITEST};
+
+$PERL = ($Is_NetWare            ? 'perl'   :
+	 ($Is_MacOS || $Is_VMS) ? $^X      :
+	 $Is_MSWin32            ? '.\perl' :
+	 './perl');
 
 eval '$ENV{"FOO"} = "hi there";';	# check that ENV is inited inside eval
-if ($Is_MSWin32) { ok 1, `cmd /x /c set FOO` eq "FOO=hi there\n"; }
-else             { ok 1, `echo \$FOO` eq "hi there\n"; }
+# 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
 
-if ($Is_MSWin32 || $Is_Dos) {
-    ok "3 # skipped",1;
-    ok "4 # skipped",1;
+if ($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 embedded inside system simply because sh spits out
-  # a newline onto stderr when a child process kills itself with SIGINT.
-  system './perl', '-e', <<'END';
+  # 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");
+
+    print CMDPIPE <<'END';
 
     $| = 1;		# command buffering
 
     $SIG{"INT"} = "ok3";     kill "INT",$$; sleep 1;
     $SIG{"INT"} = "IGNORE";  kill "INT",$$; sleep 1; print "ok 4\n";
-    $SIG{"INT"} = "DEFAULT"; kill "INT",$$; sleep 1; print "not ok\n";
+    $SIG{"INT"} = "DEFAULT"; kill "INT",$$; sleep 1; print "not ok 4\n";
 
     sub ok3 {
 	if (($x = pop(@_)) eq "INT") {
@@ -61,67 +96,120 @@ else {
     }
 
 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 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 qq[$PERL -e "exit(0)"];
-ok 15, $? == 0, $?;
-system qq[$PERL -e "exit(1)"];
-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($wd = `/usr/bin/fullpath -t`);
     }
+    elsif($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 $perl = "$wd/perl";
+    my $perl = ($Is_MacOS || $Is_VMS) ? $^X : "$wd/perl";
     my $headmaybe = '';
     my $tailmaybe = '';
     $script = "$wd/show-shebang";
     if ($Is_MSWin32) {
 	chomp($wd = `cd`);
-	$perl = "$wd\\perl.exe";
-	$script = "$wd\\show-shebang.bat";
+	$wd =~ s|\\|/|g;
+	$perl = "$wd/perl.exe";
+	$script = "$wd/show-shebang.bat";
 	$headmaybe = <<EOH ;
 \@rem ='
 \@echo off
@@ -135,67 +223,203 @@ __END__
 :endofperl
 EOT
     }
-    $s1 = $s2 = "\$^X is $perl, \$0 is $script\n";
-    if ($^O eq 'os2') {
-	# Started by ksh, which adds suffixes '.exe' and '.' to perl and script
-	$s2 = "\$^X is $wd/perl.exe, \$0 is $script.\n";
+    elsif ($Is_os2) {
+      $script = "./show-shebang";
+    }
+    elsif ($Is_MacOS) {
+      $script = ":show-shebang";
     }
-    ok 19, open(SCRIPT, ">$script"), $!;
-    ok 20, print(SCRIPT $headmaybe . <<EOB . <<'EOF' . $tailmaybe), $!;
+    elsif ($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 21, close(SCRIPT), $!;
-    ok 22, chmod(0755, $script), $!;
-    $_ = `$script`;
-    s/.exe//i if $Is_Dos;
+    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{\bminiperl\b}{perl}; # so that test doesn't fail with miniperl
     s{is perl}{is $perl}; # for systems where $^X is only a basename
-    ok 23, ($Is_MSWin32 ? uc($_) eq uc($s2) : $_ eq $s2), ":$_:!=:$s2:";
+    s{\\}{/}g;
+    ok((($Is_MSWin32 || $Is_os2) ? uc($_) eq uc($s1) : $_ eq $s1), " :$_:!=:$s1:");
     $_ = `$perl $script`;
-    s/.exe//i if $Is_Dos;
-    ok 24, ($Is_MSWin32 ? uc($_) eq uc($s1) : $_ eq $s1), ":$_:!=:$s1: after `$perl $script`";
-    ok 25, unlink($script), $!;
+    s/\.exe//i if $Is_Dos or $Is_os2;
+    s{\\}{/}g;
+    ok((($Is_MSWin32 || $Is_os2) ? uc($_) eq uc($s1) : $_ eq $s1), " :$_:!=:$s1: after `$perl $script`");
+    ok unlink($script), $!;
 }
 
 # $], $^O, $^T
-ok 26, $] >= 5.00319, $];
-ok 27, $^O;
-ok 28, $^T > 850000000, $^T;
+ok $] >= 5.00319, $];
+ok $^O;
+ok $^T > 850000000, $^T;
 
-if ($Is_VMS || $Is_Dos) {
-	ok "29 # skipped", 1;
-	ok "30 # skipped", 1;
+if ($Is_VMS || $Is_Dos || $Is_MacOS) {
+    skip("%ENV manipulations fail or aren't safe on $^O") for 1..4;
 }
 else {
-	$PATH = $ENV{PATH};
-	$ENV{foo} = "bar";
-	%ENV = ();
-	$ENV{PATH} = $PATH;
-	ok 29, ($Is_MSWin32 ? (`cmd /x /c set foo 2>NUL` eq "")
-				: (`echo \$foo` eq "\n") );
-
-	$ENV{NoNeSuCh} = "foo";
+	if ($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";
 	$0 = "bar";
-	ok 30, ($Is_MSWin32 ? (`cmd /x /c set NoNeSuCh` eq "NoNeSuCh=foo\n")
-						: (`echo \$NoNeSuCh` eq "foo\n") );
+# 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 ($Is_MSWin32) {
+if ($Is_MSWin32 || $Is_NetWare) {
     %ENV = ();
     $ENV{'Foo'} = 'bar';
     $ENV{'fOo'} = 'baz';
-    ok 31, (scalar(keys(%ENV)) == 1);
-    ok 32, exists($ENV{'FOo'});
-    ok 33, (delete($ENV{'foO'}) eq 'baz');
-    ok 34, (scalar(keys(%ENV)) == 0);
+    ok (scalar(keys(%ENV)) == 1);
+    ok exists($ENV{'FOo'});
+    ok (delete($ENV{'foO'}) eq 'baz');
+    ok (scalar(keys(%ENV)) == 0);
 }
 else {
-    ok "31 # skipped",1;
-    ok "32 # skipped",1;
-    ok "33 # skipped",1;
-    ok "34 # skipped",1;
+    skip('no caseless %ENV support') for 1..4;
+}
+
+if ($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;
+}
+
+# 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)" );
 }