Final count tests
[dbsrgits/DBIx-Class-Historic.git] / t / 66relationship.t
CommitLineData
70350518 1use strict;
2f926160 2use warnings;
70350518 3
4b8dcc58 4use Test::More;
2f926160 5use Test::Exception;
4b8dcc58 6use lib qw(t/lib);
7use DBICTest;
8
a47e1233 9my $schema = DBICTest->init_schema();
5efe4c79 10
caac1708 11plan tests => 74;
0567538f 12
13# has_a test
f9db5527 14my $cd = $schema->resultset("CD")->find(4);
07037f89 15my ($artist) = ($INC{'DBICTest/HelperRels'}
16 ? $cd->artist
17 : $cd->search_related('artist'));
0567538f 18is($artist->name, 'Random Boy Band', 'has_a search_related ok');
19
20# has_many test with an order_by clause defined
f9db5527 21$artist = $schema->resultset("Artist")->find(1);
07037f89 22my @cds = ($INC{'DBICTest/HelperRels'}
23 ? $artist->cds
24 : $artist->search_related('cds'));
25is( $cds[1]->title, 'Spoonful of bees', 'has_many search_related with order_by ok' );
0567538f 26
27# search_related with additional abstract query
07037f89 28@cds = ($INC{'DBICTest/HelperRels'}
29 ? $artist->cds({ title => { like => '%of%' } })
30 : $artist->search_related('cds', { title => { like => '%of%' } } )
31 );
0567538f 32is( $cds[1]->title, 'Forkful of bees', 'search_related with abstract query ok' );
33
34# creating a related object
07037f89 35if ($INC{'DBICTest/HelperRels.pm'}) {
36 $artist->add_to_cds({ title => 'Big Flop', year => 2005 });
37} else {
c49fcf72 38 my $big_flop = $artist->create_related( 'cds', {
07037f89 39 title => 'Big Flop',
40 year => 2005,
41 } );
a4fcda00 42
43 SKIP:{
4cf8bfe6 44 skip "Can't fix right now", 1 if $DBIx::Class::VERSION < 0.09;
a4fcda00 45 lives_ok { $big_flop->genre} "Don't throw exception when col is not loaded after insert";
46 };
07037f89 47}
48
c89815db 49my $big_flop_cd = ($artist->search_related('cds'))[3];
50is( $big_flop_cd->title, 'Big Flop', 'create_related ok' );
51
52{ # make sure we are not making pointless select queries when a FK IS NULL
53 my $queries = 0;
54 $schema->storage->debugcb(sub { $queries++; });
55 $schema->storage->debug(1);
56 $big_flop_cd->genre; #should not trigger a select query
cef1bdda 57 is($queries, 0, 'No SELECT made for belongs_to if key IS NULL');
58 $big_flop_cd->genre_inefficient; #should trigger a select query
59 is($queries, 1, 'SELECT made for belongs_to if key IS NULL when undef_on_null_fk disabled');
c89815db 60 $schema->storage->debug(0);
61 $schema->storage->debugcb(undef);
62}
0567538f 63
5b89a768 64my( $rs_from_list ) = $artist->search_related_rs('cds');
65is( ref($rs_from_list), 'DBIx::Class::ResultSet', 'search_related_rs in list context returns rs' );
66
67( $rs_from_list ) = $artist->cds_rs();
68is( ref($rs_from_list), 'DBIx::Class::ResultSet', 'relation_rs in list context returns rs' );
69
0567538f 70# count_related
71is( $artist->count_related('cds'), 4, 'count_related ok' );
72
73# set_from_related
f9db5527 74my $track = $schema->resultset("Track")->create( {
0567538f 75 trackid => 1,
76 cd => 3,
77 position => 98,
78 title => 'Hidden Track'
79} );
80$track->set_from_related( cd => $cd );
81
70350518 82is($track->disc->cdid, 4, 'set_from_related ok, including alternative accessor' );
0567538f 83
2c037e6b 84$track->set_from_related( cd => undef );
85
86ok( !defined($track->cd), 'set_from_related with undef ok');
87
f77bad73 88TODO: {
89 local $TODO = 'accessing $object->rel and set_from_related';
90 my $track = $schema->resultset("Track")->new( {} );
91 $track->cd;
92 $track->set_from_related( cd => $cd );
93 ok ($track->cd, 'set_from_related ok after using the accessor' );
94};
2c037e6b 95
0567538f 96# update_from_related, the same as set_from_related, but it calls update afterwards
f9db5527 97$track = $schema->resultset("Track")->create( {
0567538f 98 trackid => 2,
99 cd => 3,
365d06b7 100 title => 'Hidden Track 2'
0567538f 101} );
102$track->update_from_related( cd => $cd );
103
d6df786a 104my $t_cd = ($schema->resultset("Track")->search( cd => 4, title => 'Hidden Track 2' ))[0]->cd;
0567538f 105
70350518 106is( $t_cd->cdid, 4, 'update_from_related ok' );
0567538f 107
108# find_or_create_related with an existing record
109$cd = $artist->find_or_create_related( 'cds', { title => 'Big Flop' } );
110is( $cd->year, 2005, 'find_or_create_related on existing record ok' );
111
112# find_or_create_related creating a new record
113$cd = $artist->find_or_create_related( 'cds', {
114 title => 'Greatest Hits',
115 year => 2006,
116} );
117is( $cd->title, 'Greatest Hits', 'find_or_create_related new record ok' );
e02b9964 118
0567538f 119@cds = $artist->search_related('cds');
120is( ($artist->search_related('cds'))[4]->title, 'Greatest Hits', 'find_or_create_related new record search ok' );
121
87772e46 122$artist->delete_related( cds => { title => 'Greatest Hits' });
f9db5527 123cmp_ok( $schema->resultset("CD")->search( title => 'Greatest Hits' ), '==', 0, 'delete_related ok' );
0567538f 124
b3e1f1f5 125# find_or_new_related with an existing record
126$cd = $artist->find_or_new_related( 'cds', { title => 'Big Flop' } );
127is( $cd->year, 2005, 'find_or_new_related on existing record ok' );
128ok( $cd->in_storage, 'find_or_new_related on existing record: is in_storage' );
129
130# find_or_new_related instantiating a new record
131$cd = $artist->find_or_new_related( 'cds', {
132 title => 'Greatest Hits 2: Louder Than Ever',
133 year => 2007,
134} );
135is( $cd->title, 'Greatest Hits 2: Louder Than Ever', 'find_or_new_related new record ok' );
136ok( ! $cd->in_storage, 'find_or_new_related on a new record: not in_storage' );
137
e02b9964 138$cd->artist(undef);
139my $newartist = $cd->find_or_new_related( 'artist', {
140 name => 'Random Boy Band Two',
141 artistid => 200,
142} );
e02b9964 143is($newartist->name, 'Random Boy Band Two', 'find_or_new_related new artist record with id');
144is($newartist->id, 200, 'find_or_new_related new artist id set');
145
f623c6ee 146lives_ok(
147 sub {
148 my $new_bookmark = $schema->resultset("Bookmark")->new_result( {} );
149 my $new_related_link = $new_bookmark->new_related( 'link', {} );
150 },
151 'No back rel'
152);
153
154
a0dd8679 155TODO: {
156 local $TODO = "relationship checking needs fixing";
87772e46 157 # try to add a bogus relationship using the wrong cols
158 eval {
159 DBICTest::Schema::Artist->add_relationship(
160 tracks => 'DBICTest::Schema::Track',
161 { 'foreign.cd' => 'self.cdid' }
162 );
163 };
164 like($@, qr/Unknown column/, 'failed when creating a rel with invalid key, ok');
165}
166
0567538f 167# another bogus relationship using no join condition
168eval {
3712e4f4 169 DBICTest::Schema::Artist->add_relationship( tracks => 'DBICTest::Track' );
0567538f 170};
171like($@, qr/join condition/, 'failed when creating a rel without join condition, ok');
172
b3f358b5 173# many_to_many helper tests
f9db5527 174$cd = $schema->resultset("CD")->find(1);
7411204b 175my @producers = $cd->producers();
176is( $producers[0]->name, 'Matt S Trout', 'many_to_many ok' );
b3f358b5 177is( $cd->producers_sorted->next->name, 'Bob The Builder',
178 'sorted many_to_many ok' );
179is( $cd->producers_sorted(producerid => 3)->next->name, 'Fred The Phenotype',
180 'sorted many_to_many with search condition ok' );
7411204b 181
3a868fb2 182$cd = $schema->resultset('CD')->find(2);
b3f358b5 183my $prod_rs = $cd->producers();
184my $prod_before_count = $schema->resultset('Producer')->count;
185is( $prod_rs->count, 0, "CD doesn't yet have any producers" );
3a868fb2 186my $prod = $schema->resultset('Producer')->find(1);
187$cd->add_to_producers($prod);
3a868fb2 188is( $prod_rs->count(), 1, 'many_to_many add_to_$rel($obj) count ok' );
b3f358b5 189is( $prod_rs->first->name, 'Matt S Trout',
190 'many_to_many add_to_$rel($obj) ok' );
3a868fb2 191$cd->remove_from_producers($prod);
b3f358b5 192is( $schema->resultset('Producer')->find(1)->name, 'Matt S Trout',
193 "producer object exists after remove of link" );
194is( $prod_rs->count, 0, 'many_to_many remove_from_$rel($obj) ok' );
303cf522 195$cd->add_to_producers({ name => 'Testy McProducer' });
b3f358b5 196is( $schema->resultset('Producer')->count, $prod_before_count+1,
197 'add_to_$rel($hash) inserted a new producer' );
303cf522 198is( $prod_rs->count(), 1, 'many_to_many add_to_$rel($hash) count ok' );
b3f358b5 199is( $prod_rs->first->name, 'Testy McProducer',
200 'many_to_many add_to_$rel($hash) ok' );
201$cd->add_to_producers({ name => 'Jack Black' });
202is( $prod_rs->count(), 2, 'many_to_many add_to_$rel($hash) count ok' );
203$cd->set_producers($schema->resultset('Producer')->all);
204is( $cd->producers->count(), $prod_before_count+2,
205 'many_to_many set_$rel(@objs) count ok' );
206$cd->set_producers($schema->resultset('Producer')->find(1));
207is( $cd->producers->count(), 1, 'many_to_many set_$rel($obj) count ok' );
21c45f7b 208$cd->set_producers([$schema->resultset('Producer')->all]);
209is( $cd->producers->count(), $prod_before_count+2,
210 'many_to_many set_$rel(\@objs) count ok' );
211$cd->set_producers([$schema->resultset('Producer')->find(1)]);
212is( $cd->producers->count(), 1, 'many_to_many set_$rel([$obj]) count ok' );
303cf522 213
214eval { $cd->remove_from_producers({ fake => 'hash' }); };
215like( $@, qr/needs an object/, 'remove_from_$rel($hash) dies correctly' );
216
217eval { $cd->add_to_producers(); };
b3f358b5 218like( $@, qr/needs an object or hashref/,
219 'add_to_$rel(undef) dies correctly' );
303cf522 220
3bd6e3e0 221# many_to_many stresstest
222my $twokey = $schema->resultset('TwoKeys')->find(1,1);
223my $fourkey = $schema->resultset('FourKeys')->find(1,2,3,4);
224
225is( $twokey->fourkeys->count, 0, 'twokey has no fourkeys' );
226$twokey->add_to_fourkeys($fourkey, { autopilot => 'engaged' });
227my $got_fourkey = $twokey->fourkeys({ sensors => 'online' })->first;
228is( $twokey->fourkeys->count, 1, 'twokey has one fourkey' );
229is( $got_fourkey->$_, $fourkey->$_,
230 'fourkeys row has the correct value for column '.$_ )
231 for (qw(foo bar hello goodbye sensors));
232$twokey->remove_from_fourkeys($fourkey);
233is( $twokey->fourkeys->count, 0, 'twokey has no fourkeys' );
b3f358b5 234is( $twokey->fourkeys_to_twokeys->count, 0,
235 'twokey has no links to fourkey' );
236
ac8a5ba4 237my $undef_artist_cd = $schema->resultset("CD")->new_result({ 'title' => 'badgers', 'year' => 2007 });
238is($undef_artist_cd->has_column_loaded('artist'), '', 'FK not loaded');
370f2ba2 239is($undef_artist_cd->search_related('artist')->count, 0, '0=1 search when FK does not exist and object not yet in db');
2c5c07ec 240eval{
241 $undef_artist_cd->related_resultset('artist')->new({name => 'foo'});
242};
243is( $@, '', "Object created on a resultset related to not yet inserted object");
981299aa 244lives_ok{
245 $schema->resultset('Artwork')->new_result({})->cd;
246} 'undef_on_null_fk does not choke on empty conds';
247
ac8a5ba4 248my $def_artist_cd = $schema->resultset("CD")->new_result({ 'title' => 'badgers', 'year' => 2007, artist => undef });
249is($def_artist_cd->has_column_loaded('artist'), 1, 'FK loaded');
250is($def_artist_cd->search_related('artist')->count, 0, 'closed search on null FK');
3a868fb2 251
5efe4c79 252# test undirected many-to-many relationship (e.g. "related artists")
f9db5527 253my $undir_maps = $schema->resultset("Artist")->find(1)->artist_undirected_maps;
5efe4c79 254is($undir_maps->count, 1, 'found 1 undirected map for artist 1');
255
f9db5527 256$undir_maps = $schema->resultset("Artist")->find(2)->artist_undirected_maps;
5efe4c79 257is($undir_maps->count, 1, 'found 1 undirected map for artist 2');
258
ad3d2d7c 259my $mapped_rs = $undir_maps->search_related('mapped_artists');
260
261my @art = $mapped_rs->all;
5efe4c79 262
263cmp_ok(@art, '==', 2, "Both artist returned from map");
264
ad3d2d7c 265my $searched = $mapped_rs->search({'mapped_artists.artistid' => {'!=', undef}});
266
267cmp_ok($searched->count, '==', 2, "Both artist returned from map after adding another condition");
268
b8d4bd90 269# check join through cascaded has_many relationships
270$artist = $schema->resultset("Artist")->find(1);
271my $trackset = $artist->cds->search_related('tracks');
272# LEFT join means we also see the trackless additional album...
273cmp_ok($trackset->count, '==', 11, "Correct number of tracks for artist");
ad3d2d7c 274
0f57d214 275# now see about updating eveything that belongs to artist 2 to artist 3
276$artist = $schema->resultset("Artist")->find(2);
277my $nartist = $schema->resultset("Artist")->find(3);
278cmp_ok($artist->cds->count, '==', 1, "Correct orig #cds for artist");
279cmp_ok($nartist->cds->count, '==', 1, "Correct orig #cds for artist");
280$artist->cds->update({artist => $nartist->id});
281cmp_ok($artist->cds->count, '==', 0, "Correct new #cds for artist");
282cmp_ok($nartist->cds->count, '==', 2, "Correct new #cds for artist");
283
6bf6ba2f 284# check if is_foreign_key_constraint attr is set
285my $rs_normal = $schema->source('Track');
286my $relinfo = $rs_normal->relationship_info ('cd');
287cmp_ok($relinfo->{attrs}{is_foreign_key_constraint}, '==', 1, "is_foreign_key_constraint defined for belongs_to relationships.");
288
289my $rs_overridden = $schema->source('ForceForeign');
290my $relinfo_with_attr = $rs_overridden->relationship_info ('cd_3');
291cmp_ok($relinfo_with_attr->{attrs}{is_foreign_key_constraint}, '==', 0, "is_foreign_key_constraint defined for belongs_to relationships with attr.");
caac1708 292
56b73f83 293# check that relationships below left join relationships are forced to left joins
294# when traversing multiple belongs_to
295my $cds = $schema->resultset("CD")->search({ 'me.cdid' => 5 }, { join => { single_track => 'cd' } });
caac1708 296is($cds->count, 1, "subjoins under left joins force_left (string)");
297
56b73f83 298$cds = $schema->resultset("CD")->search({ 'me.cdid' => 5 }, { join => { single_track => ['cd'] } });
caac1708 299is($cds->count, 1, "subjoins under left joins force_left (arrayref)");
300
56b73f83 301$cds = $schema->resultset("CD")->search({ 'me.cdid' => 5 }, { join => { single_track => { cd => {} } } });
caac1708 302is($cds->count, 1, "subjoins under left joins force_left (hashref)");