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a687059c |
1 | #!./perl |
2 | |
0214ae40 |
3 | print "1..69\n"; |
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4 | |
9c63abab |
5 | # XXX known to leak scalars |
6 | $ENV{PERL_DESTRUCT_LEVEL} = 0 unless $ENV{PERL_DESTRUCT_LEVEL} > 3; |
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7 | |
a687059c |
8 | sub foo { |
9 | local($a, $b) = @_; |
10 | local($c, $d); |
11 | $c = "ok 3\n"; |
12 | $d = "ok 4\n"; |
13 | { local($a,$c) = ("ok 9\n", "ok 10\n"); ($x, $y) = ($a, $c); } |
14 | print $a, $b; |
15 | $c . $d; |
16 | } |
17 | |
18 | $a = "ok 5\n"; |
19 | $b = "ok 6\n"; |
20 | $c = "ok 7\n"; |
21 | $d = "ok 8\n"; |
22 | |
93a17b20 |
23 | print &foo("ok 1\n","ok 2\n"); |
a687059c |
24 | |
25 | print $a,$b,$c,$d,$x,$y; |
26 | |
27 | # same thing, only with arrays and associative arrays |
28 | |
29 | sub foo2 { |
30 | local($a, @b) = @_; |
31 | local(@c, %d); |
32 | @c = "ok 13\n"; |
33 | $d{''} = "ok 14\n"; |
34 | { local($a,@c) = ("ok 19\n", "ok 20\n"); ($x, $y) = ($a, @c); } |
35 | print $a, @b; |
36 | $c[0] . $d{''}; |
37 | } |
38 | |
39 | $a = "ok 15\n"; |
40 | @b = "ok 16\n"; |
41 | @c = "ok 17\n"; |
42 | $d{''} = "ok 18\n"; |
43 | |
93a17b20 |
44 | print &foo2("ok 11\n","ok 12\n"); |
a687059c |
45 | |
46 | print $a,@b,@c,%d,$x,$y; |
706a304b |
47 | |
48 | eval 'local($$e)'; |
49 | print +($@ =~ /Can't localize through a reference/) ? "" : "not ", "ok 21\n"; |
50 | |
51 | eval 'local(@$e)'; |
52 | print +($@ =~ /Can't localize through a reference/) ? "" : "not ", "ok 22\n"; |
53 | |
54 | eval 'local(%$e)'; |
55 | print +($@ =~ /Can't localize through a reference/) ? "" : "not ", "ok 23\n"; |
85aff577 |
56 | |
161b7d16 |
57 | # Array and hash elements |
58 | |
59 | @a = ('a', 'b', 'c'); |
60 | { |
61 | local($a[1]) = 'foo'; |
62 | local($a[2]) = $a[2]; |
2bb40b7f |
63 | print +($a[1] eq 'foo') ? "" : "not ", "ok 24\n"; |
64 | print +($a[2] eq 'c') ? "" : "not ", "ok 25\n"; |
161b7d16 |
65 | undef @a; |
66 | } |
2bb40b7f |
67 | print +($a[1] eq 'b') ? "" : "not ", "ok 26\n"; |
68 | print +($a[2] eq 'c') ? "" : "not ", "ok 27\n"; |
69 | print +(!defined $a[0]) ? "" : "not ", "ok 28\n"; |
161b7d16 |
70 | |
71 | @a = ('a', 'b', 'c'); |
72 | { |
73 | local($a[1]) = "X"; |
74 | shift @a; |
75 | } |
2bb40b7f |
76 | print +($a[0].$a[1] eq "Xb") ? "" : "not ", "ok 29\n"; |
161b7d16 |
77 | |
78 | %h = ('a' => 1, 'b' => 2, 'c' => 3); |
79 | { |
80 | local($h{'a'}) = 'foo'; |
81 | local($h{'b'}) = $h{'b'}; |
2bb40b7f |
82 | print +($h{'a'} eq 'foo') ? "" : "not ", "ok 30\n"; |
83 | print +($h{'b'} == 2) ? "" : "not ", "ok 31\n"; |
161b7d16 |
84 | local($h{'c'}); |
85 | delete $h{'c'}; |
86 | } |
2bb40b7f |
87 | print +($h{'a'} == 1) ? "" : "not ", "ok 32\n"; |
88 | print +($h{'b'} == 2) ? "" : "not ", "ok 33\n"; |
89 | print +($h{'c'} == 3) ? "" : "not ", "ok 34\n"; |
90 | |
91 | # check for scope leakage |
92 | $a = 'outer'; |
93 | if (1) { local $a = 'inner' } |
94 | print +($a eq 'outer') ? "" : "not ", "ok 35\n"; |
95 | |
96 | # see if localization works when scope unwinds |
97 | local $m = 5; |
98 | eval { |
99 | for $m (6) { |
100 | local $m = 7; |
101 | die "bye"; |
102 | } |
103 | }; |
104 | print $m == 5 ? "" : "not ", "ok 36\n"; |
4e4c362e |
105 | |
106 | # see if localization works on tied arrays |
107 | { |
108 | package TA; |
109 | sub TIEARRAY { bless [], $_[0] } |
110 | sub STORE { print "# STORE [@_]\n"; $_[0]->[$_[1]] = $_[2] } |
111 | sub FETCH { my $v = $_[0]->[$_[1]]; print "# FETCH [@_=$v]\n"; $v } |
112 | sub CLEAR { print "# CLEAR [@_]\n"; @{$_[0]} = (); } |
113 | sub FETCHSIZE { scalar(@{$_[0]}) } |
114 | sub SHIFT { shift (@{$_[0]}) } |
115 | sub EXTEND {} |
116 | } |
117 | |
118 | tie @a, 'TA'; |
119 | @a = ('a', 'b', 'c'); |
120 | { |
121 | local($a[1]) = 'foo'; |
be6c24e0 |
122 | local($a[2]) = $a[2]; |
4e4c362e |
123 | print +($a[1] eq 'foo') ? "" : "not ", "ok 37\n"; |
be6c24e0 |
124 | print +($a[2] eq 'c') ? "" : "not ", "ok 38\n"; |
4e4c362e |
125 | @a = (); |
126 | } |
127 | print +($a[1] eq 'b') ? "" : "not ", "ok 39\n"; |
128 | print +($a[2] eq 'c') ? "" : "not ", "ok 40\n"; |
129 | print +(!defined $a[0]) ? "" : "not ", "ok 41\n"; |
130 | |
131 | { |
132 | package TH; |
133 | sub TIEHASH { bless {}, $_[0] } |
134 | sub STORE { print "# STORE [@_]\n"; $_[0]->{$_[1]} = $_[2] } |
135 | sub FETCH { my $v = $_[0]->{$_[1]}; print "# FETCH [@_=$v]\n"; $v } |
136 | sub DELETE { print "# DELETE [@_]\n"; delete $_[0]->{$_[1]}; } |
137 | sub CLEAR { print "# CLEAR [@_]\n"; %{$_[0]} = (); } |
138 | } |
139 | |
140 | # see if localization works on tied hashes |
141 | tie %h, 'TH'; |
142 | %h = ('a' => 1, 'b' => 2, 'c' => 3); |
143 | |
144 | { |
145 | local($h{'a'}) = 'foo'; |
be6c24e0 |
146 | local($h{'b'}) = $h{'b'}; |
4e4c362e |
147 | print +($h{'a'} eq 'foo') ? "" : "not ", "ok 42\n"; |
be6c24e0 |
148 | print +($h{'b'} == 2) ? "" : "not ", "ok 43\n"; |
4e4c362e |
149 | local($h{'c'}); |
150 | delete $h{'c'}; |
151 | } |
152 | print +($h{'a'} == 1) ? "" : "not ", "ok 44\n"; |
153 | print +($h{'b'} == 2) ? "" : "not ", "ok 45\n"; |
154 | print +($h{'c'} == 3) ? "" : "not ", "ok 46\n"; |
155 | |
156 | @a = ('a', 'b', 'c'); |
157 | { |
158 | local($a[1]) = "X"; |
159 | shift @a; |
160 | } |
161 | print +($a[0].$a[1] eq "Xb") ? "" : "not ", "ok 47\n"; |
162 | |
be6c24e0 |
163 | # now try the same for %SIG |
164 | |
165 | $SIG{TERM} = 'foo'; |
166 | $SIG{INT} = \&foo; |
167 | $SIG{__WARN__} = $SIG{INT}; |
168 | { |
169 | local($SIG{TERM}) = $SIG{TERM}; |
170 | local($SIG{INT}) = $SIG{INT}; |
171 | local($SIG{__WARN__}) = $SIG{__WARN__}; |
172 | print +($SIG{TERM} eq 'main::foo') ? "" : "not ", "ok 48\n"; |
173 | print +($SIG{INT} eq \&foo) ? "" : "not ", "ok 49\n"; |
174 | print +($SIG{__WARN__} eq \&foo) ? "" : "not ", "ok 50\n"; |
175 | local($SIG{INT}); |
176 | delete $SIG{__WARN__}; |
177 | } |
178 | print +($SIG{TERM} eq 'main::foo') ? "" : "not ", "ok 51\n"; |
179 | print +($SIG{INT} eq \&foo) ? "" : "not ", "ok 52\n"; |
180 | print +($SIG{__WARN__} eq \&foo) ? "" : "not ", "ok 53\n"; |
181 | |
182 | # and for %ENV |
183 | |
184 | $ENV{_X_} = 'a'; |
185 | $ENV{_Y_} = 'b'; |
186 | $ENV{_Z_} = 'c'; |
187 | { |
188 | local($ENV{_X_}) = 'foo'; |
189 | local($ENV{_Y_}) = $ENV{_Y_}; |
190 | print +($ENV{_X_} eq 'foo') ? "" : "not ", "ok 54\n"; |
191 | print +($ENV{_Y_} eq 'b') ? "" : "not ", "ok 55\n"; |
192 | local($ENV{_Z_}); |
193 | delete $ENV{_Z_}; |
194 | } |
195 | print +($ENV{_X_} eq 'a') ? "" : "not ", "ok 56\n"; |
196 | print +($ENV{_Y_} eq 'b') ? "" : "not ", "ok 57\n"; |
197 | print +($ENV{_Z_} eq 'c') ? "" : "not ", "ok 58\n"; |
198 | |
0214ae40 |
199 | # does implicit localization in foreach skip magic? |
200 | |
201 | $_ = "ok 59,ok 60,"; |
202 | my $iter = 0; |
203 | while (/(o.+?),/gc) { |
204 | print "$1\n"; |
205 | foreach (1..1) { $iter++ } |
206 | if ($iter > 2) { print "not ok 60\n"; last; } |
207 | } |
208 | |
209 | { |
210 | package UnderScore; |
211 | sub TIESCALAR { bless \my $self, shift } |
212 | sub FETCH { die "read \$_ forbidden" } |
213 | sub STORE { die "write \$_ forbidden" } |
214 | tie $_, __PACKAGE__; |
215 | my $t = 61; |
216 | my @tests = ( |
217 | "Nesting" => sub { print '#'; for (1..3) { print } |
218 | print "\n" }, 1, |
219 | "Reading" => sub { print }, 0, |
220 | "Matching" => sub { $x = /badness/ }, 0, |
221 | "Concat" => sub { $_ .= "a" }, 0, |
222 | "Chop" => sub { chop }, 0, |
223 | "Filetest" => sub { -x }, 0, |
224 | "Assignment" => sub { $_ = "Bad" }, 0, |
225 | # XXX whether next one should fail is debatable |
226 | "Local \$_" => sub { local $_ = 'ok?'; print }, 0, |
227 | "for local" => sub { for("#ok?\n"){ print } }, 1, |
228 | ); |
229 | while ( ($name, $code, $ok) = splice(@tests, 0, 3) ) { |
230 | print "# Testing $name\n"; |
231 | eval { &$code }; |
232 | print(($ok xor $@) ? "ok $t\n" : "not ok $t\n"); |
233 | ++$t; |
234 | } |
235 | untie $_; |
236 | } |
237 | |