Reenable 5.10 travis smokes
[dbsrgits/DBIx-Class.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 = $schema->resultset('CD')->search({ year => 1901 });
a2f22854 56 is ($parent_rs->count, 2);
ca507a2f 57}, 'populate successfull');
1346e22d 58
a2f22854 59# basic tests
60{
61 ok ($schema->storage->connected(), 'Parent is connected');
62 is ($parent_rs->next->id, 1, 'Cursor advanced');
63 my $ct_num = Test::More->builder->current_test;
64
65 my $newthread = async {
66 my $out = '';
67
68 #simulate a subtest to not confuse the parent TAP emission
69 my $tb = Test::More->builder;
70 $tb->reset;
71 for (qw/output failure_output todo_output/) {
72 close $tb->$_;
73 open ($tb->$_, '>', \$out);
74 }
75
76 ok(!$schema->storage->connected, "storage->connected() false in child");
77 for (1,2) {
78 throws_ok { $parent_rs->next } qr/\QMulti-thread access attempted while cursor in progress (position 1)/;
79 }
80
81 $parent_rs->reset;
82 is($parent_rs->next->id, 1, 'Resetting cursor reprepares it within child environment');
83
84 done_testing;
85
86 close $tb->$_ for (qw/output failure_output todo_output/);
87 sleep(1); # tasty crashes without this
88
89 $out;
90 };
91 die "Thread creation failed: $! $@" if !defined $newthread;
92
93 my $out = $newthread->join;
94 $out =~ s/^/ /gm;
95 print $out;
96
97 # workaround for older Test::More confusing the plan under threads
98 Test::More->builder->current_test($ct_num);
99
100 is ($parent_rs->next->id, 2, 'Cursor still intact in parent');
101 is ($parent_rs->next, undef, 'Cursor exhausted');
102}
103
104$parent_rs->reset;
1346e22d 105my @children;
106while(@children < $num_children) {
107
108 my $newthread = async {
109 my $tid = threads->tid;
1346e22d 110
111 my $child_rs = $schema->resultset('CD')->search({ year => 1901 });
112 my $row = $parent_rs->next;
113 if($row && $row->get_column('artist') =~ /^(?:123|456)$/) {
114 $schema->resultset('CD')->create({ title => "test success $tid", artist => $tid, year => scalar(@children) });
115 }
9798dffd 116 sleep(1); # tasty crashes without this
1346e22d 117 };
118 die "Thread creation failed: $! $@" if !defined $newthread;
119 push(@children, $newthread);
120}
121
122ok(1, "past spawning");
123
124{
125 $_->join for(@children);
126}
127
128ok(1, "past joining");
129
130while(@children) {
131 my $child = pop(@children);
132 my $tid = $child->tid;
133 my $rs = $schema->resultset('CD')->search({ title => "test success $tid", artist => $tid, year => scalar(@children) });
134 is($rs->next->get_column('artist'), $tid, "Child $tid successful");
135}
136
137ok(1, "Made it to the end");
a2f22854 138undef $parent_rs;
1346e22d 139
140$schema->storage->dbh->do("DROP TABLE cd");
8ec03a3a 141
142done_testing;