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1 | use strict; |
2 | use warnings; |
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3 | |
4 | BEGIN { |
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5 | if ($ENV{'PERL_CORE'}){ |
6 | chdir 't'; |
7 | unshift @INC, '../lib'; |
8 | } |
9 | use Config; |
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10 | if (! $Config{'useithreads'}) { |
11 | print("1..0 # Skip: Perl not compiled with 'useithreads'\n"); |
12 | exit(0); |
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13 | } |
14 | } |
15 | |
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16 | use ExtUtils::testlib; |
17 | |
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18 | use threads; |
19 | |
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20 | BEGIN { |
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21 | eval { |
22 | require threads::shared; |
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23 | threads::shared->import(); |
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24 | }; |
25 | if ($@ || ! $threads::shared::threads_shared) { |
26 | print("1..0 # Skip: threads::shared not available\n"); |
27 | exit(0); |
28 | } |
29 | |
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30 | $| = 1; |
31 | if ($] == 5.008) { |
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32 | print("1..11\n"); ### Number of tests that will be run ### |
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33 | } else { |
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34 | print("1..15\n"); ### Number of tests that will be run ### |
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35 | } |
36 | }; |
37 | |
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38 | print("ok 1 - Loaded\n"); |
39 | |
40 | ### Start of Testing ### |
41 | |
42 | no warnings 'deprecated'; # Suppress warnings related to :unique |
43 | |
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44 | use Hash::Util 'lock_keys'; |
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45 | |
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46 | my $test :shared = 2; |
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47 | |
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48 | # Note that we can't use Test::More here, as we would need to call is() |
49 | # from within the DESTROY() function at global destruction time, and |
50 | # parts of Test::* may have already been freed by then |
51 | sub is($$$) |
52 | { |
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53 | my ($got, $want, $desc) = @_; |
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54 | lock($test); |
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55 | if ($got ne $want) { |
56 | print("# EXPECTED: $want\n"); |
57 | print("# GOT: $got\n"); |
58 | print("not "); |
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59 | } |
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60 | print("ok $test - $desc\n"); |
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61 | $test++; |
62 | } |
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63 | |
64 | |
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65 | # This tests for too much destruction which was caused by cloning stashes |
66 | # on join which led to double the dataspace under 5.8.0 |
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67 | if ($] != 5.008) |
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68 | { |
69 | sub Foo::DESTROY |
70 | { |
71 | my $self = shift; |
72 | my ($package, $file, $line) = caller; |
73 | is(threads->tid(), $self->{tid}, "In destroy[$self->{tid}] it should be correct too" ); |
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74 | } |
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75 | |
76 | my $foo = bless {tid => 0}, 'Foo'; |
77 | my $bar = threads->create(sub { |
78 | is(threads->tid(), 1, "And tid be 1 here"); |
79 | $foo->{tid} = 1; |
80 | return ($foo); |
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81 | })->join(); |
82 | $bar->{tid} = 0; |
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83 | } |
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84 | |
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85 | |
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86 | # This tests whether we can call Config::myconfig after threads have been |
87 | # started (interpreter cloned). 5.8.1 and 5.8.2 contained a bug that would |
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88 | # disallow that to be done because an attempt was made to change a variable |
89 | # with the :unique attribute. |
90 | |
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91 | { |
92 | lock($test); |
93 | if ($] == 5.008 || $] >= 5.008003) { |
94 | threads->create( sub {1} )->join; |
95 | my $not = eval { Config::myconfig() } ? '' : 'not '; |
96 | print "${not}ok $test - Are we able to call Config::myconfig after clone\n"; |
97 | } else { |
98 | print "ok $test # Skip Are we able to call Config::myconfig after clone\n"; |
99 | } |
100 | $test++; |
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101 | } |
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102 | |
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103 | |
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104 | # bugid 24383 - :unique hashes weren't being made readonly on interpreter |
105 | # clone; check that they are. |
106 | |
107 | our $unique_scalar : unique; |
108 | our @unique_array : unique; |
109 | our %unique_hash : unique; |
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110 | threads->create(sub { |
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111 | lock($test); |
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112 | my $TODO = ":unique needs to be re-implemented in a non-broken way"; |
113 | eval { $unique_scalar = 1 }; |
114 | print $@ =~ /read-only/ |
115 | ? '' : 'not ', "ok $test # TODO $TODO - unique_scalar\n"; |
116 | $test++; |
117 | eval { $unique_array[0] = 1 }; |
118 | print $@ =~ /read-only/ |
119 | ? '' : 'not ', "ok $test # TODO $TODO - unique_array\n"; |
120 | $test++; |
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121 | if ($] >= 5.008003 && $^O ne 'MSWin32') { |
122 | eval { $unique_hash{abc} = 1 }; |
123 | print $@ =~ /disallowed/ |
124 | ? '' : 'not ', "ok $test # TODO $TODO - unique_hash\n"; |
125 | } else { |
126 | print("ok $test # Skip $TODO - unique_hash\n"); |
127 | } |
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128 | $test++; |
129 | })->join; |
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130 | |
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131 | # bugid #24940 :unique should fail on my and sub declarations |
132 | |
133 | for my $decl ('my $x : unique', 'sub foo : unique') { |
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134 | { |
135 | lock($test); |
136 | if ($] >= 5.008005) { |
137 | eval $decl; |
138 | print $@ =~ /^The 'unique' attribute may only be applied to 'our' variables/ |
139 | ? '' : 'not ', "ok $test - $decl\n"; |
140 | } else { |
141 | print("ok $test # Skip $decl\n"); |
142 | } |
143 | $test++; |
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144 | } |
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145 | } |
146 | |
147 | |
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148 | # Returing a closure from a thread caused problems. If the last index in |
149 | # the anon sub's pad wasn't for a lexical, then a core dump could occur. |
150 | # Otherwise, there might be leaked scalars. |
151 | |
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152 | # XXX DAPM 9-Jan-04 - backed this out for now - returning a closure from a |
153 | # thread seems to crash win32 |
154 | |
155 | # sub f { |
156 | # my $x = "foo"; |
157 | # sub { $x."bar" }; |
158 | # } |
159 | # |
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160 | # my $string = threads->create(\&f)->join->(); |
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161 | # print $string eq 'foobar' ? '' : 'not ', "ok $test - returning closure\n"; |
162 | # $test++; |
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163 | |
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164 | |
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165 | # Nothing is checking that total keys gets cloned correctly. |
166 | |
167 | my %h = (1,2,3,4); |
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168 | is(keys(%h), 2, "keys correct in parent"); |
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169 | |
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170 | my $child = threads->create(sub { return (scalar(keys(%h))); })->join; |
171 | is($child, 2, "keys correct in child"); |
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172 | |
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173 | lock_keys(%h); |
174 | delete($h{1}); |
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175 | |
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176 | is(keys(%h), 1, "keys correct in parent with restricted hash"); |
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177 | |
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178 | $child = threads->create(sub { return (scalar(keys(%h))); })->join; |
179 | is($child, 1, "keys correct in child with restricted hash"); |
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180 | |
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181 | # EOF |