fix Cursor SYNOPSIS
[dbsrgits/DBIx-Class-Historic.git] / t / 51threads.t
CommitLineData
1346e22d 1use Config;
1346e22d 2BEGIN {
9798dffd 3 unless ($Config{useithreads}) {
4 print "1..0 # SKIP your perl does not support ithreads\n";
5 exit 0;
6 }
1346e22d 7}
9798dffd 8use threads;
1346e22d 9
9798dffd 10use strict;
11use warnings;
c76e5262 12
9798dffd 13use Test::More;
8ec03a3a 14use Test::Exception;
9798dffd 15
a4367b26 16plan skip_all => 'DBIC does not actively support threads before perl 5.8.5'
9798dffd 17 if $] < '5.008005';
18
199fbc45 19use DBIx::Class::Optional::Dependencies ();
8ec03a3a 20use lib qw(t/lib);
8d6b1478 21use DBICTest;
1346e22d 22
199fbc45 23plan skip_all => 'Test needs ' . DBIx::Class::Optional::Dependencies->req_missing_for ('rdbms_pg')
24 unless DBIx::Class::Optional::Dependencies->req_ok_for ('rdbms_pg');
25
1346e22d 26my ($dsn, $user, $pass) = @ENV{map { "DBICTEST_PG_${_}" } qw/DSN USER PASS/};
8ec03a3a 27plan skip_all => 'Set $ENV{DBICTEST_PG_DSN}, _USER and _PASS to run this test'
28 . ' (note: creates and drops a table named artist!)' unless ($dsn && $user);
29
30# README: If you set the env var to a number greater than 10,
31# we will use that many children
be21f2eb 32my $num_children = $ENV{DBICTEST_THREAD_STRESS} || 1;
1346e22d 33if($num_children !~ /^[0-9]+$/ || $num_children < 10) {
34 $num_children = 10;
35}
36
1346e22d 37use_ok('DBICTest::Schema');
ec6415a9 38
6892eb09 39my $schema = DBICTest::Schema->connect($dsn, $user, $pass, { AutoCommit => 1, RaiseError => 1, PrintError => 0 });
1346e22d 40
41my $parent_rs;
42
ca507a2f 43lives_ok (sub {
1346e22d 44 my $dbh = $schema->storage->dbh;
45
46 {
47 local $SIG{__WARN__} = sub {};
48 eval { $dbh->do("DROP TABLE cd") };
a1cb5921 49 $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);");
1346e22d 50 }
51
52 $schema->resultset('CD')->create({ title => 'vacation in antarctica', artist => 123, year => 1901 });
53 $schema->resultset('CD')->create({ title => 'vacation in antarctica part 2', artist => 456, year => 1901 });
54
55 $parent_rs = $schema->resultset('CD')->search({ year => 1901 });
56 $parent_rs->next;
ca507a2f 57}, 'populate successfull');
1346e22d 58
59my @children;
60while(@children < $num_children) {
61
62 my $newthread = async {
63 my $tid = threads->tid;
1346e22d 64
65 my $child_rs = $schema->resultset('CD')->search({ year => 1901 });
66 my $row = $parent_rs->next;
67 if($row && $row->get_column('artist') =~ /^(?:123|456)$/) {
68 $schema->resultset('CD')->create({ title => "test success $tid", artist => $tid, year => scalar(@children) });
69 }
9798dffd 70 sleep(1); # tasty crashes without this
1346e22d 71 };
72 die "Thread creation failed: $! $@" if !defined $newthread;
73 push(@children, $newthread);
74}
75
76ok(1, "past spawning");
77
78{
79 $_->join for(@children);
80}
81
82ok(1, "past joining");
83
84while(@children) {
85 my $child = pop(@children);
86 my $tid = $child->tid;
87 my $rs = $schema->resultset('CD')->search({ title => "test success $tid", artist => $tid, year => scalar(@children) });
88 is($rs->next->get_column('artist'), $tid, "Child $tid successful");
89}
90
91ok(1, "Made it to the end");
92
93$schema->storage->dbh->do("DROP TABLE cd");
8ec03a3a 94
95done_testing;