1 files changed, 146 insertions, 0 deletions
diff --git a/dist/Storable/t/freeze.t b/dist/Storable/t/freeze.t
new file mode 100644
index 0000000000..e76b669820
--- /dev/null
+++ b/dist/Storable/t/freeze.t
@@ -0,0 +1,146 @@
+#!./perl
+#
+#  Copyright (c) 1995-2000, Raphael Manfredi
+#  
+#  You may redistribute only under the same terms as Perl 5, as specified
+#  in the README file that comes with the distribution.
+#
+
+sub BEGIN {
+    unshift @INC, 't';
+    require Config; import Config;
+    if ($ENV{PERL_CORE} and $Config{'extensions'} !~ /\bStorable\b/) {
+        print "1..0 # Skip: Storable was not built\n";
+        exit 0;
+    }
+    require 'st-dump.pl';
+    sub ok;
+}
+
+use Storable qw(freeze nfreeze thaw);
+
+print "1..20\n";
+
+$a = 'toto';
+$b = \$a;
+$c = bless {}, CLASS;
+$c->{attribute} = $b;
+$d = {};
+$e = [];
+$d->{'a'} = $e;
+$e->[0] = $d;
+%a = ('key', 'value', 1, 0, $a, $b, 'cvar', \$c);
+@a = ('first', undef, 3, -4, -3.14159, 456, 4.5, $d, \$d, \$e, $e,
+	$b, \$a, $a, $c, \$c, \%a);
+
+print "not " unless defined ($f1 = freeze(\@a));
+print "ok 1\n";
+
+$dumped = &dump(\@a);
+print "ok 2\n";
+
+$root = thaw($f1);
+print "not " unless defined $root;
+print "ok 3\n";
+
+$got = &dump($root);
+print "ok 4\n";
+
+print "not " unless $got eq $dumped; 
+print "ok 5\n";
+
+package FOO; @ISA = qw(Storable);
+
+sub make {
+	my $self = bless {};
+	$self->{key} = \%main::a;
+	return $self;
+};
+
+package main;
+
+$foo = FOO->make;
+print "not " unless $f2 = $foo->freeze;
+print "ok 6\n";
+
+print "not " unless $f3 = $foo->nfreeze;
+print "ok 7\n";
+
+$root3 = thaw($f3);
+print "not " unless defined $root3;
+print "ok 8\n";
+
+print "not " unless &dump($foo) eq &dump($root3);
+print "ok 9\n";
+
+$root = thaw($f2);
+print "not " unless &dump($foo) eq &dump($root);
+print "ok 10\n";
+
+print "not " unless &dump($root3) eq &dump($root);
+print "ok 11\n";
+
+$other = freeze($root);
+print "not " unless length($other) == length($f2);
+print "ok 12\n";
+
+$root2 = thaw($other);
+print "not " unless &dump($root2) eq &dump($root);
+print "ok 13\n";
+
+$VAR1 = [
+	'method',
+	1,
+	'prepare',
+	'SELECT table_name, table_owner, num_rows FROM iitables
+                  where table_owner != \'$ingres\' and table_owner != \'DBA\''
+];
+
+$x = nfreeze($VAR1);
+$VAR2 = thaw($x);
+print "not " unless $VAR2->[3] eq $VAR1->[3];
+print "ok 14\n";
+
+# Test the workaround for LVALUE bug in perl 5.004_04 -- from Gisle Aas
+sub foo { $_[0] = 1 }
+$foo = [];
+foo($foo->[1]);
+eval { freeze($foo) };
+print "not " if $@;
+print "ok 15\n";
+
+# Test cleanup bug found by Claudio Garcia -- RAM, 08/06/2001
+my $thaw_me = 'asdasdasdasd';
+
+eval {
+	my $thawed = thaw $thaw_me;
+};
+ok 16, $@;
+
+my %to_be_frozen = (foo => 'bar');
+my $frozen;
+eval {
+	$frozen = freeze \%to_be_frozen;
+};
+ok 17, !$@;
+
+freeze {};
+eval { thaw $thaw_me };
+eval { $frozen = freeze { foo => {} } };
+ok 18, !$@;
+
+thaw $frozen;			# used to segfault here
+ok 19, 1;
+
+if ($] >= 5.006) {
+    eval '
+        $a = []; $#$a = 2; $a->[1] = undef;
+        $b = thaw freeze $a;
+        @a = map { ~~ exists $a->[$_] } 0 .. $#$a;
+        @b = map { ~~ exists $b->[$_] } 0 .. $#$b;
+        ok 20, "@a" eq "@b";
+    ';
+}
+else {
+    print "ok 20 # skipped (no av_exists)\n";
+}