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1 | #!./perl |
2 | |
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3 | # $Id: dclone.t,v 1.0 2000/09/01 19:40:41 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: dclone.t,v $ |
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11 | # Revision 1.0 2000/09/01 19:40:41 ram |
12 | # Baseline for first official release. |
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13 | # |
14 | |
15 | sub BEGIN { |
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16 | if ($ENV{PERL_CORE}){ |
17 | chdir('t') if -d 't'; |
18 | @INC = '.'; |
19 | push @INC, '../lib'; |
20 | } |
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21 | require Config; import Config; |
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22 | if ($ENV{PERL_CORE} and $Config{'extensions'} !~ /\bStorable\b/) { |
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23 | print "1..0 # Skip: Storable was not built\n"; |
24 | exit 0; |
25 | } |
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26 | require 'lib/st-dump.pl'; |
27 | } |
28 | |
29 | |
30 | use Storable qw(dclone); |
31 | |
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32 | print "1..10\n"; |
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33 | |
34 | $a = 'toto'; |
35 | $b = \$a; |
36 | $c = bless {}, CLASS; |
37 | $c->{attribute} = 'attrval'; |
38 | %a = ('key', 'value', 1, 0, $a, $b, 'cvar', \$c); |
39 | @a = ('first', undef, 3, -4, -3.14159, 456, 4.5, |
40 | $b, \$a, $a, $c, \$c, \%a); |
41 | |
42 | print "not " unless defined ($aref = dclone(\@a)); |
43 | print "ok 1\n"; |
44 | |
45 | $dumped = &dump(\@a); |
46 | print "ok 2\n"; |
47 | |
48 | $got = &dump($aref); |
49 | print "ok 3\n"; |
50 | |
51 | print "not " unless $got eq $dumped; |
52 | print "ok 4\n"; |
53 | |
54 | package FOO; @ISA = qw(Storable); |
55 | |
56 | sub make { |
57 | my $self = bless {}; |
58 | $self->{key} = \%main::a; |
59 | return $self; |
60 | }; |
61 | |
62 | package main; |
63 | |
64 | $foo = FOO->make; |
65 | print "not " unless defined($r = $foo->dclone); |
66 | print "ok 5\n"; |
67 | |
68 | print "not " unless &dump($foo) eq &dump($r); |
69 | print "ok 6\n"; |
70 | |
71 | # Ensure refs to "undef" values are properly shared during cloning |
72 | my $hash; |
73 | push @{$$hash{''}}, \$$hash{a}; |
74 | print "not " unless $$hash{''}[0] == \$$hash{a}; |
75 | print "ok 7\n"; |
76 | |
77 | my $cloned = dclone(dclone($hash)); |
78 | print "not " unless $$cloned{''}[0] == \$$cloned{a}; |
79 | print "ok 8\n"; |
80 | |
81 | $$cloned{a} = "blah"; |
82 | print "not " unless $$cloned{''}[0] == \$$cloned{a}; |
83 | print "ok 9\n"; |
84 | |
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85 | # [ID 20020221.007] SEGV in Storable with empty string scalar object |
86 | package TestString; |
87 | sub new { |
88 | my ($type, $string) = @_; |
89 | return bless(\$string, $type); |
90 | } |
91 | package main; |
92 | my $empty_string_obj = TestString->new(''); |
93 | my $clone = dclone($empty_string_obj); |
94 | # If still here after the dclone the fix (#17543) worked. |
95 | print ref $clone eq ref $empty_string_obj && |
96 | $$clone eq $$empty_string_obj && |
97 | $$clone eq '' ? "ok 10\n" : "not ok 10\n"; |
98 | |