Commit | Line | Data |
c0329273 |
1 | BEGIN { do "./t/lib/ANFANG.pm" or die ( $@ || $! ) } |
2 | |
1346e22d |
3 | use Config; |
1346e22d |
4 | BEGIN { |
9798dffd |
5 | unless ($Config{useithreads}) { |
6 | print "1..0 # SKIP your perl does not support ithreads\n"; |
7 | exit 0; |
8 | } |
f15baf68 |
9 | |
10 | if ($INC{'Devel/Cover.pm'}) { |
11 | print "1..0 # SKIP Devel::Cover does not work with threads yet\n"; |
12 | exit 0; |
13 | } |
1346e22d |
14 | } |
9798dffd |
15 | use threads; |
1346e22d |
16 | |
cb551b07 |
17 | use DBIx::Class::Optional::Dependencies -skip_all_without => 'test_rdbms_pg'; |
18 | |
9798dffd |
19 | use strict; |
20 | use warnings; |
c76e5262 |
21 | |
9798dffd |
22 | use Test::More; |
8ec03a3a |
23 | use Test::Exception; |
10dd5c05 |
24 | use Time::HiRes qw(time sleep); |
ef25a429 |
25 | use List::Util 'max'; |
9798dffd |
26 | |
a4367b26 |
27 | plan skip_all => 'DBIC does not actively support threads before perl 5.8.5' |
750a4ad2 |
28 | if "$]" < 5.008005; |
9798dffd |
29 | |
c0329273 |
30 | |
8d6b1478 |
31 | use DBICTest; |
1346e22d |
32 | |
10dd5c05 |
33 | # README: If you set the env var to a number greater than 5, |
8ec03a3a |
34 | # we will use that many children |
be21f2eb |
35 | my $num_children = $ENV{DBICTEST_THREAD_STRESS} || 1; |
10dd5c05 |
36 | if($num_children !~ /^[0-9]+$/ || $num_children < 5) { |
37 | $num_children = 5; |
1346e22d |
38 | } |
39 | |
cb551b07 |
40 | my ($dsn, $user, $pass) = @ENV{map { "DBICTEST_PG_${_}" } qw/DSN USER PASS/}; |
ec6415a9 |
41 | |
6892eb09 |
42 | my $schema = DBICTest::Schema->connect($dsn, $user, $pass, { AutoCommit => 1, RaiseError => 1, PrintError => 0 }); |
1346e22d |
43 | |
44 | my $parent_rs; |
45 | |
ca507a2f |
46 | lives_ok (sub { |
1346e22d |
47 | my $dbh = $schema->storage->dbh; |
48 | |
49 | { |
50 | local $SIG{__WARN__} = sub {}; |
51 | eval { $dbh->do("DROP TABLE cd") }; |
a1cb5921 |
52 | $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 |
53 | } |
54 | |
55 | $schema->resultset('CD')->create({ title => 'vacation in antarctica', artist => 123, year => 1901 }); |
56 | $schema->resultset('CD')->create({ title => 'vacation in antarctica part 2', artist => 456, year => 1901 }); |
57 | |
58 | $parent_rs = $schema->resultset('CD')->search({ year => 1901 }); |
a2f22854 |
59 | is ($parent_rs->count, 2); |
ca507a2f |
60 | }, 'populate successfull'); |
1346e22d |
61 | |
a2f22854 |
62 | # basic tests |
63 | { |
64 | ok ($schema->storage->connected(), 'Parent is connected'); |
65 | is ($parent_rs->next->id, 1, 'Cursor advanced'); |
66 | my $ct_num = Test::More->builder->current_test; |
67 | |
68 | my $newthread = async { |
69 | my $out = ''; |
70 | |
71 | #simulate a subtest to not confuse the parent TAP emission |
72 | my $tb = Test::More->builder; |
73 | $tb->reset; |
74 | for (qw/output failure_output todo_output/) { |
75 | close $tb->$_; |
76 | open ($tb->$_, '>', \$out); |
77 | } |
78 | |
79 | ok(!$schema->storage->connected, "storage->connected() false in child"); |
80 | for (1,2) { |
81 | throws_ok { $parent_rs->next } qr/\QMulti-thread access attempted while cursor in progress (position 1)/; |
82 | } |
83 | |
84 | $parent_rs->reset; |
85 | is($parent_rs->next->id, 1, 'Resetting cursor reprepares it within child environment'); |
86 | |
87 | done_testing; |
88 | |
89 | close $tb->$_ for (qw/output failure_output todo_output/); |
10dd5c05 |
90 | sleep (0.2); # tasty crashes without this |
a2f22854 |
91 | |
92 | $out; |
93 | }; |
94 | die "Thread creation failed: $! $@" if !defined $newthread; |
95 | |
96 | my $out = $newthread->join; |
97 | $out =~ s/^/ /gm; |
98 | print $out; |
99 | |
100 | # workaround for older Test::More confusing the plan under threads |
101 | Test::More->builder->current_test($ct_num); |
102 | |
103 | is ($parent_rs->next->id, 2, 'Cursor still intact in parent'); |
104 | is ($parent_rs->next, undef, 'Cursor exhausted'); |
105 | } |
106 | |
107 | $parent_rs->reset; |
10dd5c05 |
108 | |
109 | # sleep until this spot so everything starts simultaneously |
110 | # add "until turn of second" for prettier display |
111 | my $t = int( time() ) + 4; |
112 | |
1346e22d |
113 | my @children; |
114 | while(@children < $num_children) { |
115 | |
116 | my $newthread = async { |
117 | my $tid = threads->tid; |
1346e22d |
118 | |
ef25a429 |
119 | sleep( max( 0.1, $t - time ) ); |
10dd5c05 |
120 | |
121 | # FIXME if we do not stagger the threads, sparks fly due to CXSA |
122 | sleep ( $tid / 10 ) if "$]" < 5.012; |
123 | |
124 | note ("Thread $tid starting work at " . time() ); |
125 | |
1346e22d |
126 | my $child_rs = $schema->resultset('CD')->search({ year => 1901 }); |
127 | my $row = $parent_rs->next; |
128 | if($row && $row->get_column('artist') =~ /^(?:123|456)$/) { |
129 | $schema->resultset('CD')->create({ title => "test success $tid", artist => $tid, year => scalar(@children) }); |
130 | } |
10dd5c05 |
131 | |
132 | sleep (0.2); # without this many tasty crashes even on latest perls |
1346e22d |
133 | }; |
134 | die "Thread creation failed: $! $@" if !defined $newthread; |
135 | push(@children, $newthread); |
136 | } |
137 | |
138 | ok(1, "past spawning"); |
139 | |
10dd5c05 |
140 | my @tids; |
141 | for (@children) { |
142 | push @tids, $_->tid; |
143 | $_->join; |
1346e22d |
144 | } |
145 | |
146 | ok(1, "past joining"); |
147 | |
10dd5c05 |
148 | while (@tids) { |
149 | my $tid = pop @tids; |
150 | my $rs = $schema->resultset('CD')->search({ title => "test success $tid", artist => $tid, year => scalar(@tids) }); |
1346e22d |
151 | is($rs->next->get_column('artist'), $tid, "Child $tid successful"); |
152 | } |
153 | |
154 | ok(1, "Made it to the end"); |
a2f22854 |
155 | undef $parent_rs; |
1346e22d |
156 | |
157 | $schema->storage->dbh->do("DROP TABLE cd"); |
8ec03a3a |
158 | |
10dd5c05 |
159 | # Too many threading bugs on exit, none of which have anything to do with |
160 | # the actual stuff we test |
161 | $ENV{DBICTEST_DIRTY_EXIT} = 1 |
162 | if "$]" < 5.012; |
163 | |
8ec03a3a |
164 | done_testing; |