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7a6a85bf RG |
1 | #!./perl |
2 | ||
3 | # $Id: tied_items.t,v 0.7.1.2 2000/08/14 07:20:35 ram Exp $ | |
4 | # | |
5 | # Copyright (c) 1995-2000, Raphael Manfredi | |
6 | # | |
7 | # You may redistribute only under the terms of the Artistic License, | |
8 | # as specified in the README file that comes with the distribution. | |
9 | # | |
10 | # $Log: tied_items.t,v $ | |
11 | # Revision 0.7.1.2 2000/08/14 07:20:35 ram | |
12 | # patch2: removed spurious dependency to Devel::Peek, used for testing only | |
13 | # | |
14 | # Revision 0.7.1.1 2000/08/13 20:10:31 ram | |
15 | # patch1: created | |
16 | # | |
17 | ||
18 | # | |
19 | # Tests ref to items in tied hash/array structures. | |
20 | # | |
21 | ||
22 | sub BEGIN { | |
23 | chdir('t') if -d 't'; | |
8268a68b | 24 | unshift @INC, '../lib'; |
9f233367 PP |
25 | require Config; import Config; |
26 | if ($Config{'extensions'} !~ /\bStorable\b/) { | |
27 | print "1..0 # Skip: Storable was not built\n"; | |
28 | exit 0; | |
29 | } | |
7a6a85bf RG |
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 |