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1 | #!./perl |
2 | |
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3 | # $Id: freeze.t,v 1.0.1.1 2001/07/01 11:25:16 ram Exp $ |
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4 | # |
5 | # Copyright (c) 1995-2000, Raphael Manfredi |
6 | # |
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7 | # You may redistribute only under the same terms as Perl 5, as specified |
8 | # in the README file that comes with the distribution. |
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9 | # |
10 | # $Log: freeze.t,v $ |
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11 | # Revision 1.0.1.1 2001/07/01 11:25:16 ram |
12 | # patch12: added test cases for mem corruption during thaw() |
13 | # |
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14 | # Revision 1.0 2000/09/01 19:40:41 ram |
15 | # Baseline for first official release. |
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16 | # |
17 | |
18 | sub BEGIN { |
19 | chdir('t') if -d 't'; |
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20 | @INC = '.'; |
21 | push @INC, '../lib'; |
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22 | require Config; import Config; |
23 | if ($Config{'extensions'} !~ /\bStorable\b/) { |
24 | print "1..0 # Skip: Storable was not built\n"; |
25 | exit 0; |
26 | } |
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27 | require 'lib/st-dump.pl'; |
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28 | sub ok; |
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29 | } |
30 | |
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31 | use Storable qw(freeze nfreeze thaw); |
32 | |
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33 | print "1..19\n"; |
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34 | |
35 | $a = 'toto'; |
36 | $b = \$a; |
37 | $c = bless {}, CLASS; |
38 | $c->{attribute} = $b; |
39 | $d = {}; |
40 | $e = []; |
41 | $d->{'a'} = $e; |
42 | $e->[0] = $d; |
43 | %a = ('key', 'value', 1, 0, $a, $b, 'cvar', \$c); |
44 | @a = ('first', undef, 3, -4, -3.14159, 456, 4.5, $d, \$d, \$e, $e, |
45 | $b, \$a, $a, $c, \$c, \%a); |
46 | |
47 | print "not " unless defined ($f1 = freeze(\@a)); |
48 | print "ok 1\n"; |
49 | |
50 | $dumped = &dump(\@a); |
51 | print "ok 2\n"; |
52 | |
53 | $root = thaw($f1); |
54 | print "not " unless defined $root; |
55 | print "ok 3\n"; |
56 | |
57 | $got = &dump($root); |
58 | print "ok 4\n"; |
59 | |
60 | print "not " unless $got eq $dumped; |
61 | print "ok 5\n"; |
62 | |
63 | package FOO; @ISA = qw(Storable); |
64 | |
65 | sub make { |
66 | my $self = bless {}; |
67 | $self->{key} = \%main::a; |
68 | return $self; |
69 | }; |
70 | |
71 | package main; |
72 | |
73 | $foo = FOO->make; |
74 | print "not " unless $f2 = $foo->freeze; |
75 | print "ok 6\n"; |
76 | |
77 | print "not " unless $f3 = $foo->nfreeze; |
78 | print "ok 7\n"; |
79 | |
80 | $root3 = thaw($f3); |
81 | print "not " unless defined $root3; |
82 | print "ok 8\n"; |
83 | |
84 | print "not " unless &dump($foo) eq &dump($root3); |
85 | print "ok 9\n"; |
86 | |
87 | $root = thaw($f2); |
88 | print "not " unless &dump($foo) eq &dump($root); |
89 | print "ok 10\n"; |
90 | |
91 | print "not " unless &dump($root3) eq &dump($root); |
92 | print "ok 11\n"; |
93 | |
94 | $other = freeze($root); |
95 | print "not " unless length($other) == length($f2); |
96 | print "ok 12\n"; |
97 | |
98 | $root2 = thaw($other); |
99 | print "not " unless &dump($root2) eq &dump($root); |
100 | print "ok 13\n"; |
101 | |
102 | $VAR1 = [ |
103 | 'method', |
104 | 1, |
105 | 'prepare', |
106 | 'SELECT table_name, table_owner, num_rows FROM iitables |
107 | where table_owner != \'$ingres\' and table_owner != \'DBA\'' |
108 | ]; |
109 | |
110 | $x = nfreeze($VAR1); |
111 | $VAR2 = thaw($x); |
112 | print "not " unless $VAR2->[3] eq $VAR1->[3]; |
113 | print "ok 14\n"; |
114 | |
115 | # Test the workaround for LVALUE bug in perl 5.004_04 -- from Gisle Aas |
116 | sub foo { $_[0] = 1 } |
117 | $foo = []; |
118 | foo($foo->[1]); |
119 | eval { freeze($foo) }; |
120 | print "not " if $@; |
121 | print "ok 15\n"; |
122 | |
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123 | # Test cleanup bug found by Claudio Garcia -- RAM, 08/06/2001 |
124 | my $thaw_me = 'asdasdasdasd'; |
125 | |
126 | eval { |
127 | my $thawed = thaw $thaw_me; |
128 | }; |
129 | ok 16, $@; |
130 | |
131 | my %to_be_frozen = (foo => 'bar'); |
132 | my $frozen; |
133 | eval { |
134 | $frozen = freeze \%to_be_frozen; |
135 | }; |
136 | ok 17, !$@; |
137 | |
138 | freeze {}; |
139 | eval { thaw $thaw_me }; |
140 | eval { $frozen = freeze { foo => {} } }; |
141 | ok 18, !$@; |
142 | |
143 | thaw $frozen; # used to segfault here |
144 | ok 19, 1; |
145 | |