Commit | Line | Data |
---|---|---|
49d42823 | 1 | #!./perl |
2 | ||
3 | # This test harness will (eventually) test the "tie" functionality | |
4 | # without the need for a *DBM* implementation. | |
5 | ||
55497cff | 6 | # Currently it only tests the untie warning |
49d42823 | 7 | |
8 | chdir 't' if -d 't'; | |
20822f61 | 9 | @INC = '../lib'; |
49d42823 | 10 | $ENV{PERL5LIB} = "../lib"; |
11 | ||
12 | $|=1; | |
13 | ||
55497cff | 14 | # catch warnings into fatal errors |
15 | $SIG{__WARN__} = sub { die "WARNING: @_" } ; | |
16 | ||
49d42823 | 17 | undef $/; |
18 | @prgs = split "\n########\n", <DATA>; | |
19 | print "1..", scalar @prgs, "\n"; | |
20 | ||
21 | for (@prgs){ | |
22 | my($prog,$expected) = split(/\nEXPECT\n/, $_); | |
23 | eval "$prog" ; | |
24 | $status = $?; | |
25 | $results = $@ ; | |
26 | $results =~ s/\n+$//; | |
27 | $expected =~ s/\n+$//; | |
55497cff | 28 | if ( $status or $results and $results !~ /^WARNING: $expected/){ |
49d42823 | 29 | print STDERR "STATUS: $status\n"; |
30 | print STDERR "PROG: $prog\n"; | |
31 | print STDERR "EXPECTED:\n$expected\n"; | |
32 | print STDERR "GOT:\n$results\n"; | |
33 | print "not "; | |
34 | } | |
35 | print "ok ", ++$i, "\n"; | |
36 | } | |
37 | ||
38 | __END__ | |
39 | ||
40 | # standard behaviour, without any extra references | |
41 | use Tie::Hash ; | |
42 | tie %h, Tie::StdHash; | |
43 | untie %h; | |
44 | EXPECT | |
45 | ######## | |
46 | ||
a29a5827 NIS |
47 | # standard behaviour, without any extra references |
48 | use Tie::Hash ; | |
49 | {package Tie::HashUntie; | |
50 | use base 'Tie::StdHash'; | |
51 | sub UNTIE | |
52 | { | |
53 | warn "Untied\n"; | |
54 | } | |
55 | } | |
56 | tie %h, Tie::HashUntie; | |
57 | untie %h; | |
58 | EXPECT | |
59 | Untied | |
60 | ######## | |
61 | ||
49d42823 | 62 | # standard behaviour, with 1 extra reference |
63 | use Tie::Hash ; | |
64 | $a = tie %h, Tie::StdHash; | |
65 | untie %h; | |
66 | EXPECT | |
67 | ######## | |
68 | ||
69 | # standard behaviour, with 1 extra reference via tied | |
70 | use Tie::Hash ; | |
71 | tie %h, Tie::StdHash; | |
72 | $a = tied %h; | |
73 | untie %h; | |
74 | EXPECT | |
75 | ######## | |
76 | ||
77 | # standard behaviour, with 1 extra reference which is destroyed | |
78 | use Tie::Hash ; | |
79 | $a = tie %h, Tie::StdHash; | |
80 | $a = 0 ; | |
81 | untie %h; | |
82 | EXPECT | |
83 | ######## | |
84 | ||
85 | # standard behaviour, with 1 extra reference via tied which is destroyed | |
86 | use Tie::Hash ; | |
87 | tie %h, Tie::StdHash; | |
88 | $a = tied %h; | |
89 | $a = 0 ; | |
90 | untie %h; | |
91 | EXPECT | |
92 | ######## | |
93 | ||
94 | # strict behaviour, without any extra references | |
4438c4b7 | 95 | use warnings 'untie'; |
49d42823 | 96 | use Tie::Hash ; |
97 | tie %h, Tie::StdHash; | |
98 | untie %h; | |
99 | EXPECT | |
100 | ######## | |
101 | ||
102 | # strict behaviour, with 1 extra references generating an error | |
4438c4b7 | 103 | use warnings 'untie'; |
49d42823 | 104 | use Tie::Hash ; |
105 | $a = tie %h, Tie::StdHash; | |
106 | untie %h; | |
107 | EXPECT | |
55497cff | 108 | untie attempted while 1 inner references still exist |
49d42823 | 109 | ######## |
110 | ||
111 | # strict behaviour, with 1 extra references via tied generating an error | |
4438c4b7 | 112 | use warnings 'untie'; |
49d42823 | 113 | use Tie::Hash ; |
114 | tie %h, Tie::StdHash; | |
115 | $a = tied %h; | |
116 | untie %h; | |
117 | EXPECT | |
55497cff | 118 | untie attempted while 1 inner references still exist |
49d42823 | 119 | ######## |
120 | ||
121 | # strict behaviour, with 1 extra references which are destroyed | |
4438c4b7 | 122 | use warnings 'untie'; |
49d42823 | 123 | use Tie::Hash ; |
124 | $a = tie %h, Tie::StdHash; | |
125 | $a = 0 ; | |
126 | untie %h; | |
127 | EXPECT | |
128 | ######## | |
129 | ||
130 | # strict behaviour, with extra 1 references via tied which are destroyed | |
4438c4b7 | 131 | use warnings 'untie'; |
49d42823 | 132 | use Tie::Hash ; |
133 | tie %h, Tie::StdHash; | |
134 | $a = tied %h; | |
135 | $a = 0 ; | |
136 | untie %h; | |
137 | EXPECT | |
138 | ######## | |
139 | ||
140 | # strict error behaviour, with 2 extra references | |
4438c4b7 | 141 | use warnings 'untie'; |
49d42823 | 142 | use Tie::Hash ; |
143 | $a = tie %h, Tie::StdHash; | |
144 | $b = tied %h ; | |
145 | untie %h; | |
146 | EXPECT | |
55497cff | 147 | untie attempted while 2 inner references still exist |
49d42823 | 148 | ######## |
149 | ||
150 | # strict behaviour, check scope of strictness. | |
4438c4b7 | 151 | no warnings 'untie'; |
49d42823 | 152 | use Tie::Hash ; |
153 | $A = tie %H, Tie::StdHash; | |
154 | $C = $B = tied %H ; | |
155 | { | |
4438c4b7 | 156 | use warnings 'untie'; |
49d42823 | 157 | use Tie::Hash ; |
158 | tie %h, Tie::StdHash; | |
159 | untie %h; | |
160 | } | |
161 | untie %H; | |
162 | EXPECT | |
33c27489 GS |
163 | ######## |
164 | ||
165 | # verify no leak when underlying object is selfsame tied variable | |
166 | my ($a, $b); | |
167 | sub Self::TIEHASH { bless $_[1], $_[0] } | |
168 | sub Self::DESTROY { $b = $_[0] + 0; } | |
169 | { | |
170 | my %b5; | |
171 | $a = \%b5 + 0; | |
172 | tie %b5, 'Self', \%b5; | |
173 | } | |
174 | die unless $a == $b; | |
175 | EXPECT | |
7bb043c3 IP |
176 | ######## |
177 | # Interaction of tie and vec | |
178 | ||
179 | my ($a, $b); | |
180 | use Tie::Scalar; | |
181 | tie $a,Tie::StdScalar or die; | |
182 | vec($b,1,1)=1; | |
183 | $a = $b; | |
184 | vec($a,1,1)=0; | |
185 | vec($b,1,1)=0; | |
186 | die unless $a eq $b; | |
187 | EXPECT |