1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
|
use strict;
use warnings;
BEGIN {
if ($ENV{'PERL_CORE'}){
chdir 't';
unshift @INC, '../lib';
}
use Config;
if (! $Config{'useithreads'}) {
print("1..0 # SKIP Perl not compiled with 'useithreads'\n");
exit(0);
}
}
use ExtUtils::testlib;
use threads;
BEGIN {
if (! eval 'use threads::shared; 1') {
print("1..0 # SKIP threads::shared not available\n");
exit(0);
}
$| = 1;
print("1..31\n"); ### Number of tests that will be run ###
};
my $TEST;
BEGIN {
share($TEST);
$TEST = 1;
}
ok(1, 'Loaded');
sub ok {
my ($ok, $name) = @_;
lock($TEST);
my $id = $TEST++;
# You have to do it this way or VMS will get confused.
if ($ok) {
print("ok $id - $name\n");
} else {
print("not ok $id - $name\n");
printf("# Failed test at line %d\n", (caller)[2]);
}
return ($ok);
}
### Start of Testing ###
sub foo
{
my $context = shift;
my $wantarray = wantarray();
if ($wantarray) {
ok($context eq 'array', 'Array/list context');
return ('array');
} elsif (defined($wantarray)) {
ok($context eq 'scalar', 'Scalar context');
return 'scalar';
} else {
ok($context eq 'void', 'Void context');
return;
}
}
my ($thr) = threads->create('foo', 'array');
my ($res) = $thr->join();
ok($res eq 'array', 'Implicit array context');
$thr = threads->create('foo', 'scalar');
$res = $thr->join();
ok($res eq 'scalar', 'Implicit scalar context');
threads->create('foo', 'void');
($thr) = threads->list();
$res = $thr->join();
ok(! defined($res), 'Implicit void context');
$thr = threads->create({'context' => 'array'}, 'foo', 'array');
($res) = $thr->join();
ok($res eq 'array', 'Explicit array context');
($thr) = threads->create({'scalar' => 'scalar'}, 'foo', 'scalar');
$res = $thr->join();
ok($res eq 'scalar', 'Explicit scalar context');
$thr = threads->create({'void' => 1}, 'foo', 'void');
$res = $thr->join();
ok(! defined($res), 'Explicit void context');
sub bar
{
my $context = shift;
my $wantarray = threads->wantarray();
if ($wantarray) {
ok($context eq 'list', 'Array/list context');
return ('list');
} elsif (defined($wantarray)) {
ok($context eq 'scalar', 'Scalar context');
return 'scalar';
} else {
ok($context eq 'void', 'Void context');
return;
}
}
($thr) = threads->create('bar', 'list');
my $ctx = $thr->wantarray();
ok($ctx, 'Implicit array context');
($res) = $thr->join();
ok($res eq 'list', 'Implicit array context');
$thr = threads->create('bar', 'scalar');
$ctx = $thr->wantarray();
ok(defined($ctx) && !$ctx, 'Implicit scalar context');
$res = $thr->join();
ok($res eq 'scalar', 'Implicit scalar context');
threads->create('bar', 'void');
($thr) = threads->list();
$ctx = $thr->wantarray();
ok(! defined($ctx), 'Implicit void context');
$res = $thr->join();
ok(! defined($res), 'Implicit void context');
$thr = threads->create({'context' => 'list'}, 'bar', 'list');
$ctx = $thr->wantarray();
ok($ctx, 'Explicit array context');
($res) = $thr->join();
ok($res eq 'list', 'Explicit array context');
($thr) = threads->create({'scalar' => 'scalar'}, 'bar', 'scalar');
$ctx = $thr->wantarray();
ok(defined($ctx) && !$ctx, 'Explicit scalar context');
$res = $thr->join();
ok($res eq 'scalar', 'Explicit scalar context');
$thr = threads->create({'void' => 1}, 'bar', 'void');
$ctx = $thr->wantarray();
ok(! defined($ctx), 'Explicit void context');
$res = $thr->join();
ok(! defined($res), 'Explicit void context');
exit(0);
# EOF
|
