9 my ($module, $thread_safe_var);
11 $module = 'Scope::Upper';
12 $thread_safe_var = 'Scope::Upper::SU_THREADSAFE()';
19 if (defined &Scope::Upper::reap) {
20 &Scope::Upper::reap(sub { $var *= 2 });
34 # Keep the rest of the file untouched
39 if (defined $thread_safe_var) {
40 my $stat = run_perl "require POSIX; require $module; exit($thread_safe_var ? POSIX::EXIT_SUCCESS() : POSIX::EXIT_FAILURE())";
43 if ($res == POSIX::EXIT_SUCCESS()) {
45 } elsif ($res == POSIX::EXIT_FAILURE()) {
48 if (not defined $is_threadsafe) {
49 skip_all "Could not detect if $module is thread safe or not";
53 VPIT::TestHelpers->import(
54 threads => [ $module => $is_threadsafe ],
58 my $could_not_create_thread = 'Could not create thread';
60 use Test::Leaner tests => 1 + (2 + 2 * 2) + 6 + (2 * 4) + 2;
63 my ($affirmative, $desc) = @_;
65 my $res = load_test();
68 is $res, 1, "$desc: module loaded";
70 is $res, 0, "$desc: module not loaded";
76 my $code = eval "sub { require $module }";
81 is_loaded 0, 'main body, beginning';
83 # Test serial loadings
87 my $here = "first serial thread";
88 is_loaded 0, "$here, beginning";
91 is_loaded 1, "$here, after loading";
96 skip "$could_not_create_thread (serial 1)" => 2 unless defined $thr;
99 if (my $err = $thr->error) {
104 is_loaded 0, 'main body, in between serial loadings';
107 my $thr = spawn(sub {
108 my $here = "second serial thread";
109 is_loaded 0, "$here, beginning";
112 is_loaded 1, "$here, after loading";
117 skip "$could_not_create_thread (serial 2)" => 2 unless defined $thr;
120 if (my $err = $thr->error) {
125 is_loaded 0, 'main body, after serial loadings';
127 # Test nested loadings
130 my $thr = spawn(sub {
131 my $here = 'parent thread';
132 is_loaded 0, "$here, beginning";
135 my $kid = spawn(sub {
136 my $here = 'child thread';
137 is_loaded 0, "$here, beginning";
140 is_loaded 1, "$here, after loading";
145 skip "$could_not_create_thread (nested child)" => 2 unless defined $kid;
148 if (my $err = $kid->error) {
149 die "in child thread: $err\n";
153 is_loaded 0, "$here, after child terminated";
156 is_loaded 1, "$here, after loading";
161 skip "$could_not_create_thread (nested parent)" => (3 + 2) unless defined $thr;
164 if (my $err = $thr->error) {
169 is_loaded 0, 'main body, after nested loadings';
171 # Test parallel loadings
177 share($_) for @locks;
185 cond_broadcast $locks[$id];
194 cond_wait $locks[$id] until $locks[$id] == 0;
199 my $thr1 = spawn(sub {
200 my $here = 'first simultaneous thread';
201 is_loaded 0, "$here, beginning";
205 is_loaded 1, "$here, after loading";
210 is_loaded 1, "$here, still loaded while also loaded in the other thread";
213 is_loaded 1, "$here, end";
218 skip "$could_not_create_thread (parallel 1)" => (4 * 2) unless defined $thr1;
220 my $thr2 = spawn(sub {
221 my $here = 'second simultaneous thread';
222 is_loaded 0, "$here, beginning";
226 is_loaded 0, "$here, loaded in other thread but not here";
230 is_loaded 1, "$here, after loading";
234 is_loaded 1, "$here, end";
239 sync_master($_) for 0 .. $#locks;
242 if (my $err = $thr1->error) {
246 skip "$could_not_create_thread (parallel 2)" => (4 * 1) unless defined $thr2;
249 if (my $err = $thr2->error) {
254 is_loaded 0, 'main body, after simultaneous threads';
257 is_loaded 1, 'main body, loaded at end';