xref: /openbsd-src/gnu/usr.bin/perl/dist/threads-shared/t/no_share.t (revision b39c515898423c8d899e35282f4b395f7cad3298)
1*b39c5158Smillertuse strict;
2*b39c5158Smillertuse warnings;
3*b39c5158Smillert
4*b39c5158SmillertBEGIN {
5*b39c5158Smillert    use Config;
6*b39c5158Smillert    if (! $Config{'useithreads'}) {
7*b39c5158Smillert        print("1..0 # SKIP Perl not compiled with 'useithreads'\n");
8*b39c5158Smillert        exit(0);
9*b39c5158Smillert    }
10*b39c5158Smillert}
11*b39c5158Smillert
12*b39c5158Smillertuse ExtUtils::testlib;
13*b39c5158Smillert
14*b39c5158Smillertsub ok {
15*b39c5158Smillert    my ($id, $ok, $name) = @_;
16*b39c5158Smillert
17*b39c5158Smillert    # You have to do it this way or VMS will get confused.
18*b39c5158Smillert    if ($ok) {
19*b39c5158Smillert        print("ok $id - $name\n");
20*b39c5158Smillert    } else {
21*b39c5158Smillert        print("not ok $id - $name\n");
22*b39c5158Smillert        printf("# Failed test at line %d\n", (caller)[2]);
23*b39c5158Smillert    }
24*b39c5158Smillert
25*b39c5158Smillert    return ($ok);
26*b39c5158Smillert}
27*b39c5158Smillert
28*b39c5158SmillertBEGIN {
29*b39c5158Smillert    $| = 1;
30*b39c5158Smillert    print("1..6\n");   ### Number of tests that will be run ###
31*b39c5158Smillert};
32*b39c5158Smillert
33*b39c5158Smillertour $warnmsg;
34*b39c5158SmillertBEGIN {
35*b39c5158Smillert    $SIG{__WARN__} = sub { $warnmsg = shift; };
36*b39c5158Smillert}
37*b39c5158Smillert
38*b39c5158Smillertuse threads::shared;
39*b39c5158Smillertuse threads;
40*b39c5158Smillertok(1, 1, 'Loaded');
41*b39c5158Smillert
42*b39c5158Smillert### Start of Testing ###
43*b39c5158Smillert
44*b39c5158Smillertok(2, ($warnmsg =~ /Warning, threads::shared has already been loaded/)?1:0,
45*b39c5158Smillert    "threads has warned us");
46*b39c5158Smillert
47*b39c5158Smillertmy $test = "bar";
48*b39c5158Smillertshare($test);
49*b39c5158Smillertok(3, $test eq "bar", "Test disabled share not interfering");
50*b39c5158Smillert
51*b39c5158Smillertthreads->create(sub {
52*b39c5158Smillert                   ok(4, $test eq "bar", "Test disabled share after thread");
53*b39c5158Smillert                   $test = "baz";
54*b39c5158Smillert                })->join();
55*b39c5158Smillert# Value should either remain unchanged or be value set by other thread
56*b39c5158Smillertok(5, $test eq "bar" || $test eq 'baz', "Test that value is an expected one");
57*b39c5158Smillert
58*b39c5158Smillertok(6, ! is_shared($test), "Check for sharing");
59*b39c5158Smillert
60*b39c5158Smillertexit(0);
61*b39c5158Smillert
62*b39c5158Smillert# EOF
63