6 # README: If you set the env var to a number greater than 10,
7 # we will use that many children
10 plan skip_all => 'Your perl does not support ithreads'
11 if !$Config{useithreads} || $] < 5.008;
16 my ($dsn, $user, $pass) = @ENV{map { "DBICTEST_PG_${_}" } qw/DSN USER PASS/};
17 my $num_children = $ENV{DBICTEST_THREAD_STRESS};
19 plan skip_all => 'Set $ENV{DBICTEST_THREAD_STRESS} to run this test'
22 plan skip_all => 'Set $ENV{DBICTEST_PG_DSN}, _USER and _PASS to run this test'
23 . ' (note: creates and drops a table named artist!)' unless ($dsn && $user);
25 diag 'It is normal to see a series of "Scalars leaked: ..." messages during this test';
27 if($num_children !~ /^[0-9]+$/ || $num_children < 10) {
31 plan tests => $num_children + 5;
35 use_ok('DBICTest::Schema');
37 my $schema = DBICTest::Schema->connection($dsn, $user, $pass, { AutoCommit => 1, RaiseError => 1, PrintError => 0 });
42 my $dbh = $schema->storage->dbh;
45 local $SIG{__WARN__} = sub {};
46 eval { $dbh->do("DROP TABLE cd") };
47 $dbh->do("CREATE TABLE cd (cdid serial PRIMARY KEY, artist INTEGER NOT NULL UNIQUE, title VARCHAR(100) NOT NULL UNIQUE, year VARCHAR(100) NOT NULL, genreid INTEGER, single_track INTEGER);");
50 $schema->resultset('CD')->create({ title => 'vacation in antarctica', artist => 123, year => 1901 });
51 $schema->resultset('CD')->create({ title => 'vacation in antarctica part 2', artist => 456, year => 1901 });
53 $parent_rs = $schema->resultset('CD')->search({ year => 1901 });
56 ok(!$@) or diag "Creation eval failed: $@";
59 while(@children < $num_children) {
61 my $newthread = async {
62 my $tid = threads->tid;
64 my $child_rs = $schema->resultset('CD')->search({ year => 1901 });
65 my $row = $parent_rs->next;
66 if($row && $row->get_column('artist') =~ /^(?:123|456)$/) {
67 $schema->resultset('CD')->create({ title => "test success $tid", artist => $tid, year => scalar(@children) });
71 die "Thread creation failed: $! $@" if !defined $newthread;
72 push(@children, $newthread);
75 ok(1, "past spawning");
78 $_->join for(@children);
81 ok(1, "past joining");
84 my $child = pop(@children);
85 my $tid = $child->tid;
86 my $rs = $schema->resultset('CD')->search({ title => "test success $tid", artist => $tid, year => scalar(@children) });
87 is($rs->next->get_column('artist'), $tid, "Child $tid successful");
90 ok(1, "Made it to the end");
92 $schema->storage->dbh->do("DROP TABLE cd");