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1 | #!./perl |
2 | |
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3 | # $Id: tied_items.t,v 1.0 2000/09/01 19:40:42 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: tied_items.t,v $ |
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11 | # Revision 1.0 2000/09/01 19:40:42 ram |
12 | # Baseline for first official release. |
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13 | # |
14 | |
15 | # |
16 | # Tests ref to items in tied hash/array structures. |
17 | # |
18 | |
19 | sub BEGIN { |
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20 | if ($ENV{PERL_CORE}){ |
21 | chdir('t') if -d 't'; |
22 | @INC = '.'; |
23 | push @INC, '../lib'; |
24 | } |
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25 | require Config; import Config; |
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26 | if ($ENV{PERL_CORE} and $Config{'extensions'} !~ /\bStorable\b/) { |
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27 | print "1..0 # Skip: Storable was not built\n"; |
28 | exit 0; |
29 | } |
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30 | require 'lib/st-dump.pl'; |
31 | } |
32 | |
33 | sub ok; |
34 | $^W = 0; |
35 | |
36 | print "1..8\n"; |
37 | |
38 | use Storable qw(dclone); |
39 | |
40 | $h_fetches = 0; |
41 | |
42 | sub H::TIEHASH { bless \(my $x), "H" } |
43 | sub H::FETCH { $h_fetches++; $_[1] - 70 } |
44 | |
45 | tie %h, "H"; |
46 | |
47 | $ref = \$h{77}; |
48 | $ref2 = dclone $ref; |
49 | |
50 | ok 1, $h_fetches == 0; |
51 | ok 2, $$ref2 eq $$ref; |
52 | ok 3, $$ref2 == 7; |
53 | ok 4, $h_fetches == 2; |
54 | |
55 | $a_fetches = 0; |
56 | |
57 | sub A::TIEARRAY { bless \(my $x), "A" } |
58 | sub A::FETCH { $a_fetches++; $_[1] - 70 } |
59 | |
60 | tie @a, "A"; |
61 | |
62 | $ref = \$a[78]; |
63 | $ref2 = dclone $ref; |
64 | |
65 | ok 5, $a_fetches == 0; |
66 | ok 6, $$ref2 eq $$ref; |
67 | ok 7, $$ref2 == 8; |
68 | # I don't understand why it's 3 and not 2 |
69 | ok 8, $a_fetches == 3; |
70 | |