Initial import of Perl5. The king is dead; long live the king!

1 files changed, 420 insertions, 0 deletions

diff --git a/contrib/perl5/t/op/misc.t b/contrib/perl5/t/op/misc.t
new file mode 100755
index 0000000..7292ffe
--- /dev/null
+++ b/contrib/perl5/t/op/misc.t
@@ -0,0 +1,420 @@
+#!./perl
+
+# NOTE: Please don't add tests to this file unless they *need* to be run in
+# separate executable and can't simply use eval.
+
+chdir 't' if -d 't';
+@INC = "../lib";
+$ENV{PERL5LIB} = "../lib";
+
+$|=1;
+
+undef $/;
+@prgs = split "\n########\n", <DATA>;
+print "1..", scalar @prgs, "\n";
+
+$tmpfile = "misctmp000";
+1 while -f ++$tmpfile;
+END { unlink $tmpfile if $tmpfile; }
+
+$CAT = (($^O eq 'MSWin32') ? '.\perl -e "print <>"' : 'cat');
+
+for (@prgs){
+    my $switch;
+    if (s/^\s*(-\w.*)//){
+	$switch = $1;
+    }
+    my($prog,$expected) = split(/\nEXPECT\n/, $_);
+    if ($^O eq 'MSWin32') {
+      open TEST, "| .\\perl -I../lib $switch >$tmpfile 2>&1";
+    }
+    else {
+      open TEST, "| sh -c './perl $switch' >$tmpfile 2>&1";
+    }
+    print TEST $prog, "\n";
+    close TEST;
+    $status = $?;
+    $results = `$CAT $tmpfile`;
+    $results =~ s/\n+$//;
+    $results =~ s/syntax error/syntax error/i;
+    $expected =~ s/\n+$//;
+    if ( $results ne $expected){
+	print STDERR "PROG: $switch\n$prog\n";
+	print STDERR "EXPECTED:\n$expected\n";
+	print STDERR "GOT:\n$results\n";
+	print "not ";
+    }
+    print "ok ", ++$i, "\n";
+}
+
+__END__
+()=()
+########
+$a = ":="; split /($a)/o, "a:=b:=c"; print "@_"
+EXPECT
+a := b := c
+########
+$cusp = ~0 ^ (~0 >> 1);
+$, = " ";
+print +($cusp - 1) % 8, $cusp % 8, -$cusp % 8, ($cusp + 1) % 8, "!\n";
+EXPECT
+7 0 0 1 !
+########
+$foo=undef; $foo->go;
+EXPECT
+Can't call method "go" on an undefined value at - line 1.
+########
+BEGIN
+        {
+	    "foo";
+        }
+########
+$array[128]=1
+########
+$x=0x0eabcd; print $x->ref;
+EXPECT
+Can't call method "ref" without a package or object reference at - line 1.
+########
+chop ($str .= <STDIN>);
+########
+close ($banana);
+########
+$x=2;$y=3;$x<$y ? $x : $y += 23;print $x;
+EXPECT
+25
+########
+eval {sub bar {print "In bar";}}
+########
+system './perl -ne "print if eof" /dev/null'
+########
+chop($file = <>);
+########
+package N;
+sub new {my ($obj,$n)=@_; bless \$n}  
+$aa=new N 1;
+$aa=12345;
+print $aa;
+EXPECT
+12345
+########
+%@x=0;
+EXPECT
+Can't modify hash deref in repeat at - line 1, near "0;"
+Execution of - aborted due to compilation errors.
+########
+$_="foo";
+printf(STDOUT "%s\n", $_);
+EXPECT
+foo
+########
+push(@a, 1, 2, 3,)
+########
+quotemeta ""
+########
+for ("ABCDE") {
+ &sub;
+s/./&sub($&)/eg;
+print;}
+sub sub {local($_) = @_;
+$_ x 4;}
+EXPECT
+Modification of a read-only value attempted at - line 3.
+########
+package FOO;sub new {bless {FOO => BAR}};
+package main;
+use strict vars;   
+my $self = new FOO;
+print $$self{FOO};
+EXPECT
+BAR
+########
+$_="foo";
+s/.{1}//s;
+print;
+EXPECT
+oo
+########
+print scalar ("foo","bar")
+EXPECT
+bar
+########
+sub by_number { $a <=> $b; };# inline function for sort below
+$as_ary{0}="a0";
+@ordered_array=sort by_number keys(%as_ary);
+########
+sub NewShell
+{
+  local($Host) = @_;
+  my($m2) = $#Shells++;
+  $Shells[$m2]{HOST} = $Host;
+  return $m2;
+}
+ 
+sub ShowShell
+{
+  local($i) = @_;
+}
+ 
+&ShowShell(&NewShell(beach,Work,"+0+0"));
+&ShowShell(&NewShell(beach,Work,"+0+0"));
+&ShowShell(&NewShell(beach,Work,"+0+0"));
+########
+   {
+       package FAKEARRAY;
+   
+       sub TIEARRAY
+       { print "TIEARRAY @_\n"; 
+         die "bomb out\n" unless $count ++ ;
+         bless ['foo'] 
+       }
+       sub FETCH { print "fetch @_\n"; $_[0]->[$_[1]] }
+       sub STORE { print "store @_\n"; $_[0]->[$_[1]] = $_[2] }
+       sub DESTROY { print "DESTROY \n"; undef @{$_[0]}; }
+   }
+   
+eval 'tie @h, FAKEARRAY, fred' ;
+tie @h, FAKEARRAY, fred ;
+EXPECT
+TIEARRAY FAKEARRAY fred
+TIEARRAY FAKEARRAY fred
+DESTROY 
+########
+BEGIN { die "phooey\n" }
+EXPECT
+phooey
+BEGIN failed--compilation aborted at - line 1.
+########
+BEGIN { 1/$zero }
+EXPECT
+Illegal division by zero at - line 1.
+BEGIN failed--compilation aborted at - line 1.
+########
+BEGIN { undef = 0 }
+EXPECT
+Modification of a read-only value attempted at - line 1.
+BEGIN failed--compilation aborted at - line 1.
+########
+{
+    package foo;
+    sub PRINT {
+        shift;
+        print join(' ', reverse @_)."\n";
+    }
+    sub PRINTF {
+        shift;
+	  my $fmt = shift;
+        print sprintf($fmt, @_)."\n";
+    }
+    sub TIEHANDLE {
+        bless {}, shift;
+    }
+    sub READLINE {
+	"Out of inspiration";
+    }
+    sub DESTROY {
+	print "and destroyed as well\n";
+  }
+  sub READ {
+      shift;
+      print STDOUT "foo->can(READ)(@_)\n";
+      return 100; 
+  }
+  sub GETC {
+      shift;
+      print STDOUT "Don't GETC, Get Perl\n";
+      return "a"; 
+  }    
+}
+{
+    local(*FOO);
+    tie(*FOO,'foo');
+    print FOO "sentence.", "reversed", "a", "is", "This";
+    print "-- ", <FOO>, " --\n";
+    my($buf,$len,$offset);
+    $buf = "string";
+    $len = 10; $offset = 1;
+    read(FOO, $buf, $len, $offset) == 100 or die "foo->READ failed";
+    getc(FOO) eq "a" or die "foo->GETC failed";
+    printf "%s is number %d\n", "Perl", 1;
+}
+EXPECT
+This is a reversed sentence.
+-- Out of inspiration --
+foo->can(READ)(string 10 1)
+Don't GETC, Get Perl
+Perl is number 1
+and destroyed as well
+########
+my @a; $a[2] = 1; for (@a) { $_ = 2 } print "@a\n"
+EXPECT
+2 2 2
+########
+@a = ($a, $b, $c, $d) = (5, 6);
+print "ok\n"
+  if ($a[0] == 5 and $a[1] == 6 and !defined $a[2] and !defined $a[3]);
+EXPECT
+ok
+########
+print "ok\n" if (1E2<<1 == 200 and 3E4<<3 == 240000);
+EXPECT
+ok
+########
+print "ok\n" if ("\0" lt "\xFF");
+EXPECT
+ok
+########
+open(H,'op/misc.t'); # must be in the 't' directory
+stat(H);
+print "ok\n" if (-e _ and -f _ and -r _);
+EXPECT
+ok
+########
+sub thing { 0 || return qw(now is the time) }
+print thing(), "\n";
+EXPECT
+nowisthetime
+########
+$ren = 'joy';
+$stimpy = 'happy';
+{ local $main::{ren} = *stimpy; print $ren, ' ' }
+print $ren, "\n";
+EXPECT
+happy joy
+########
+$stimpy = 'happy';
+{ local $main::{ren} = *stimpy; print ${'ren'}, ' ' }
+print +(defined(${'ren'}) ? 'oops' : 'joy'), "\n";
+EXPECT
+happy joy
+########
+package p;
+sub func { print 'really ' unless wantarray; 'p' }
+sub groovy { 'groovy' }
+package main;
+print p::func()->groovy(), "\n"
+EXPECT
+really groovy
+########
+@list = ([ 'one', 1 ], [ 'two', 2 ]);
+sub func { $num = shift; (grep $_->[1] == $num, @list)[0] }
+print scalar(map &func($_), 1 .. 3), " ",
+      scalar(map scalar &func($_), 1 .. 3), "\n";
+EXPECT
+2 3
+########
+($k, $s)  = qw(x 0);
+@{$h{$k}} = qw(1 2 4);
+for (@{$h{$k}}) { $s += $_; delete $h{$k} if ($_ == 2) }
+print "bogus\n" unless $s == 7;
+########
+my $a = 'outer';
+eval q[ my $a = 'inner'; eval q[ print "$a " ] ];
+eval { my $x = 'peace'; eval q[ print "$x\n" ] }
+EXPECT
+inner peace
+########
+-w
+$| = 1;
+sub foo {
+    print "In foo1\n";
+    eval 'sub foo { print "In foo2\n" }';
+    print "Exiting foo1\n";
+}
+foo;
+foo;
+EXPECT
+In foo1
+Subroutine foo redefined at (eval 1) line 1.
+Exiting foo1
+In foo2
+########
+$s = 0;
+map {#this newline here tickles the bug
+$s += $_} (1,2,4);
+print "eat flaming death\n" unless ($s == 7);
+########
+sub foo { local $_ = shift; split; @_ }
+@x = foo(' x  y  z ');
+print "you die joe!\n" unless "@x" eq 'x y z';
+########
+/(?{"{"})/	# Check it outside of eval too
+EXPECT
+Sequence (?{...}) not terminated or not {}-balanced at - line 1, within pattern
+/(?{"{"})/: Sequence (?{...}) not terminated or not {}-balanced at - line 1.
+########
+/(?{"{"}})/	# Check it outside of eval too
+EXPECT
+Unmatched right bracket at (re_eval 1) line 1, at end of line
+syntax error at (re_eval 1) line 1, near ""{"}"
+Compilation failed in regexp at - line 1.
+########
+BEGIN { @ARGV = qw(a b c) }
+BEGIN { print "argv <@ARGV>\nbegin <",shift,">\n" }
+END { print "end <",shift,">\nargv <@ARGV>\n" }
+INIT { print "init <",shift,">\n" }
+EXPECT
+argv <a b c>
+begin <a>
+init <b>
+end <c>
+argv <>
+########
+-l
+# fdopen from a system descriptor to a system descriptor used to close
+# the former.
+open STDERR, '>&=STDOUT' or die $!;
+select STDOUT; $| = 1; print fileno STDOUT;
+select STDERR; $| = 1; print fileno STDERR;
+EXPECT
+1
+2
+########
+-w
+sub testme { my $a = "test"; { local $a = "new test"; print $a }}
+EXPECT
+Can't localize lexical variable $a at - line 2.
+########
+package X;
+sub ascalar { my $r; bless \$r }
+sub DESTROY { print "destroyed\n" };
+package main;
+*s = ascalar X;
+EXPECT
+destroyed
+########
+package X;
+sub anarray { bless [] }
+sub DESTROY { print "destroyed\n" };
+package main;
+*a = anarray X;
+EXPECT
+destroyed
+########
+package X;
+sub ahash { bless {} }
+sub DESTROY { print "destroyed\n" };
+package main;
+*h = ahash X;
+EXPECT
+destroyed
+########
+package X;
+sub aclosure { my $x; bless sub { ++$x } }
+sub DESTROY { print "destroyed\n" };
+package main;
+*c = aclosure X;
+EXPECT
+destroyed
+########
+package X;
+sub any { bless {} }
+my $f = "FH000"; # just to thwart any future optimisations
+sub afh { select select ++$f; my $r = *{$f}{IO}; delete $X::{$f}; bless $r }
+sub DESTROY { print "destroyed\n" }
+package main;
+$x = any X; # to bump sv_objcount. IO objs aren't counted??
+*f = afh X;
+EXPECT
+destroyed
+destroyed
+########