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1 | #!./perl |
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2 | # |
3 | # Copyright (c) 1995-2000, Raphael Manfredi |
4 | # |
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5 | # You may redistribute only under the same terms as Perl 5, as specified |
6 | # in the README file that comes with the distribution. |
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7 | # |
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8 | |
9 | sub BEGIN { |
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10 | unshift @INC, 't'; |
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11 | require Config; import Config; |
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12 | if ($ENV{PERL_CORE} and $Config{'extensions'} !~ /\bStorable\b/) { |
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13 | print "1..0 # Skip: Storable was not built\n"; |
14 | exit 0; |
15 | } |
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16 | require 'st-dump.pl'; |
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17 | } |
18 | |
19 | |
20 | use Storable qw(dclone); |
21 | |
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22 | print "1..12\n"; |
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23 | |
24 | $a = 'toto'; |
25 | $b = \$a; |
26 | $c = bless {}, CLASS; |
27 | $c->{attribute} = 'attrval'; |
28 | %a = ('key', 'value', 1, 0, $a, $b, 'cvar', \$c); |
29 | @a = ('first', undef, 3, -4, -3.14159, 456, 4.5, |
30 | $b, \$a, $a, $c, \$c, \%a); |
31 | |
32 | print "not " unless defined ($aref = dclone(\@a)); |
33 | print "ok 1\n"; |
34 | |
35 | $dumped = &dump(\@a); |
36 | print "ok 2\n"; |
37 | |
38 | $got = &dump($aref); |
39 | print "ok 3\n"; |
40 | |
41 | print "not " unless $got eq $dumped; |
42 | print "ok 4\n"; |
43 | |
44 | package FOO; @ISA = qw(Storable); |
45 | |
46 | sub make { |
47 | my $self = bless {}; |
48 | $self->{key} = \%main::a; |
49 | return $self; |
50 | }; |
51 | |
52 | package main; |
53 | |
54 | $foo = FOO->make; |
55 | print "not " unless defined($r = $foo->dclone); |
56 | print "ok 5\n"; |
57 | |
58 | print "not " unless &dump($foo) eq &dump($r); |
59 | print "ok 6\n"; |
60 | |
61 | # Ensure refs to "undef" values are properly shared during cloning |
62 | my $hash; |
63 | push @{$$hash{''}}, \$$hash{a}; |
64 | print "not " unless $$hash{''}[0] == \$$hash{a}; |
65 | print "ok 7\n"; |
66 | |
67 | my $cloned = dclone(dclone($hash)); |
68 | print "not " unless $$cloned{''}[0] == \$$cloned{a}; |
69 | print "ok 8\n"; |
70 | |
71 | $$cloned{a} = "blah"; |
72 | print "not " unless $$cloned{''}[0] == \$$cloned{a}; |
73 | print "ok 9\n"; |
74 | |
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75 | # [ID 20020221.007] SEGV in Storable with empty string scalar object |
76 | package TestString; |
77 | sub new { |
78 | my ($type, $string) = @_; |
79 | return bless(\$string, $type); |
80 | } |
81 | package main; |
82 | my $empty_string_obj = TestString->new(''); |
83 | my $clone = dclone($empty_string_obj); |
84 | # If still here after the dclone the fix (#17543) worked. |
85 | print ref $clone eq ref $empty_string_obj && |
86 | $$clone eq $$empty_string_obj && |
87 | $$clone eq '' ? "ok 10\n" : "not ok 10\n"; |
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88 | |
89 | |
90 | # Do not fail if Tie::Hash and/or Tie::StdHash is not available |
91 | if (eval { require Tie::Hash; scalar keys %Tie::StdHash:: }) { |
92 | tie my %tie, "Tie::StdHash" or die $!; |
93 | $tie{array} = [1,2,3,4]; |
94 | $tie{hash} = {1,2,3,4}; |
95 | my $clone_array = dclone $tie{array}; |
96 | print "not " unless "@$clone_array" eq "@{$tie{array}}"; |
97 | print "ok 11\n"; |
98 | my $clone_hash = dclone $tie{hash}; |
99 | print "not " unless $clone_hash->{1} eq $tie{hash}{1}; |
100 | print "ok 12\n"; |
101 | } else { |
102 | print <<EOF; |
103 | ok 11 # skip No Tie::StdHash available |
104 | ok 12 # skip No Tie::StdHash available |
105 | EOF |
106 | } |