freeze.t revision 1.1.1.1
1#!./perl 2# 3# Copyright (c) 1995-2000, Raphael Manfredi 4# 5# You may redistribute only under the same terms as Perl 5, as specified 6# in the README file that comes with the distribution. 7# 8 9sub BEGIN { 10 unshift @INC, 't'; 11 require Config; import Config; 12 if ($ENV{PERL_CORE} and $Config{'extensions'} !~ /\bStorable\b/) { 13 print "1..0 # Skip: Storable was not built\n"; 14 exit 0; 15 } 16 require 'st-dump.pl'; 17 sub ok; 18} 19 20use Storable qw(freeze nfreeze thaw); 21 22print "1..20\n"; 23 24$a = 'toto'; 25$b = \$a; 26$c = bless {}, CLASS; 27$c->{attribute} = $b; 28$d = {}; 29$e = []; 30$d->{'a'} = $e; 31$e->[0] = $d; 32%a = ('key', 'value', 1, 0, $a, $b, 'cvar', \$c); 33@a = ('first', undef, 3, -4, -3.14159, 456, 4.5, $d, \$d, \$e, $e, 34 $b, \$a, $a, $c, \$c, \%a); 35 36print "not " unless defined ($f1 = freeze(\@a)); 37print "ok 1\n"; 38 39$dumped = &dump(\@a); 40print "ok 2\n"; 41 42$root = thaw($f1); 43print "not " unless defined $root; 44print "ok 3\n"; 45 46$got = &dump($root); 47print "ok 4\n"; 48 49print "not " unless $got eq $dumped; 50print "ok 5\n"; 51 52package FOO; @ISA = qw(Storable); 53 54sub make { 55 my $self = bless {}; 56 $self->{key} = \%main::a; 57 return $self; 58}; 59 60package main; 61 62$foo = FOO->make; 63print "not " unless $f2 = $foo->freeze; 64print "ok 6\n"; 65 66print "not " unless $f3 = $foo->nfreeze; 67print "ok 7\n"; 68 69$root3 = thaw($f3); 70print "not " unless defined $root3; 71print "ok 8\n"; 72 73print "not " unless &dump($foo) eq &dump($root3); 74print "ok 9\n"; 75 76$root = thaw($f2); 77print "not " unless &dump($foo) eq &dump($root); 78print "ok 10\n"; 79 80print "not " unless &dump($root3) eq &dump($root); 81print "ok 11\n"; 82 83$other = freeze($root); 84print "not " unless length($other) == length($f2); 85print "ok 12\n"; 86 87$root2 = thaw($other); 88print "not " unless &dump($root2) eq &dump($root); 89print "ok 13\n"; 90 91$VAR1 = [ 92 'method', 93 1, 94 'prepare', 95 'SELECT table_name, table_owner, num_rows FROM iitables 96 where table_owner != \'$ingres\' and table_owner != \'DBA\'' 97]; 98 99$x = nfreeze($VAR1); 100$VAR2 = thaw($x); 101print "not " unless $VAR2->[3] eq $VAR1->[3]; 102print "ok 14\n"; 103 104# Test the workaround for LVALUE bug in perl 5.004_04 -- from Gisle Aas 105sub foo { $_[0] = 1 } 106$foo = []; 107foo($foo->[1]); 108eval { freeze($foo) }; 109print "not " if $@; 110print "ok 15\n"; 111 112# Test cleanup bug found by Claudio Garcia -- RAM, 08/06/2001 113my $thaw_me = 'asdasdasdasd'; 114 115eval { 116 my $thawed = thaw $thaw_me; 117}; 118ok 16, $@; 119 120my %to_be_frozen = (foo => 'bar'); 121my $frozen; 122eval { 123 $frozen = freeze \%to_be_frozen; 124}; 125ok 17, !$@; 126 127freeze {}; 128eval { thaw $thaw_me }; 129eval { $frozen = freeze { foo => {} } }; 130ok 18, !$@; 131 132thaw $frozen; # used to segfault here 133ok 19, 1; 134 135if ($] >= 5.006) { 136 eval ' 137 $a = []; $#$a = 2; $a->[1] = undef; 138 $b = thaw freeze $a; 139 @a = map { ~~ exists $a->[$_] } 0 .. $#$a; 140 @b = map { ~~ exists $b->[$_] } 0 .. $#$b; 141 ok 20, "@a" eq "@b"; 142 '; 143} 144else { 145 print "ok 20 # skipped (no av_exists)\n"; 146} 147