9 my $schema = DBICTest->init_schema();
11 my $orig_debug = $schema->storage->debug;
16 eval "use DBD::SQLite";
18 ? ( skip_all => 'needs DBD::SQLite for testing' )
22 # figure out if we've got a version of sqlite that is older than 3.2.6, in
23 # which case COUNT(DISTINCT()) doesn't work
24 my $is_broken_sqlite = 0;
25 my ($sqlite_major_ver,$sqlite_minor_ver,$sqlite_patch_ver) =
26 split /\./, $schema->storage->dbh->get_info(18);
27 if( $schema->storage->dbh->get_info(17) eq 'SQLite' &&
28 ( ($sqlite_major_ver < 3) ||
29 ($sqlite_major_ver == 3 && $sqlite_minor_ver < 2) ||
30 ($sqlite_major_ver == 3 && $sqlite_minor_ver == 2 && $sqlite_patch_ver < 6) ) ) {
31 $is_broken_sqlite = 1;
34 # test the abstract join => SQL generator
35 my $sa = new DBIC::SQL::Abstract;
38 { child => 'person' },
39 [ { father => 'person' }, { 'father.person_id' => 'child.father_id' }, ],
40 [ { mother => 'person' }, { 'mother.person_id' => 'child.mother_id' } ],
42 my $match = 'person child JOIN person father ON ( father.person_id = '
43 . 'child.father_id ) JOIN person mother ON ( mother.person_id '
44 . '= child.mother_id )'
46 is( $sa->_recurse_from(@j), $match, 'join 1 ok' );
49 { mother => 'person' },
50 [ [ { child => 'person' },
51 [ { father => 'person' },
52 { 'father.person_id' => 'child.father_id' }
55 { 'mother.person_id' => 'child.mother_id' }
58 $match = 'person mother JOIN (person child JOIN person father ON ('
59 . ' father.person_id = child.father_id )) ON ( mother.person_id = '
62 is( $sa->_recurse_from(@j2), $match, 'join 2 ok' );
65 { child => 'person' },
66 [ { father => 'person', -join_type => 'inner' }, { 'father.person_id' => 'child.father_id' }, ],
67 [ { mother => 'person', -join_type => 'inner' }, { 'mother.person_id' => 'child.mother_id' } ],
69 $match = 'person child INNER JOIN person father ON ( father.person_id = '
70 . 'child.father_id ) INNER JOIN person mother ON ( mother.person_id '
71 . '= child.mother_id )'
74 is( $sa->_recurse_from(@j3), $match, 'join 3 (inner join) ok');
77 { mother => 'person' },
78 [ [ { child => 'person', -join_type => 'left' },
79 [ { father => 'person', -join_type => 'right' },
80 { 'father.person_id' => 'child.father_id' }
83 { 'mother.person_id' => 'child.mother_id' }
86 $match = 'person mother LEFT JOIN (person child RIGHT JOIN person father ON ('
87 . ' father.person_id = child.father_id )) ON ( mother.person_id = '
90 is( $sa->_recurse_from(@j4), $match, 'join 4 (nested joins + join types) ok');
92 my $rs = $schema->resultset("CD")->search(
93 { 'year' => 2001, 'artist.name' => 'Caterwauler McCrae' },
94 { from => [ { 'me' => 'cd' },
96 { artist => 'artist' },
97 { 'me.artist' => 'artist.artistid' }
101 cmp_ok( $rs + 0, '==', 1, "Single record in resultset");
103 is($rs->first->title, 'Forkful of bees', 'Correct record returned');
105 $rs = $schema->resultset("CD")->search(
106 { 'year' => 2001, 'artist.name' => 'Caterwauler McCrae' },
107 { join => 'artist' });
109 cmp_ok( $rs + 0, '==', 1, "Single record in resultset");
111 is($rs->first->title, 'Forkful of bees', 'Correct record returned');
113 $rs = $schema->resultset("CD")->search(
114 { 'artist.name' => 'We Are Goth',
115 'liner_notes.notes' => 'Kill Yourself!' },
116 { join => [ qw/artist liner_notes/ ] });
118 cmp_ok( $rs + 0, '==', 1, "Single record in resultset");
120 is($rs->first->title, 'Come Be Depressed With Us', 'Correct record returned');
122 # when using join attribute, make sure slice()ing all objects has same count as all()
123 $rs = $schema->resultset("CD")->search(
125 { join => [qw/artist/], order_by => 'artist.name' }
127 cmp_ok( scalar $rs->all, '==', scalar $rs->slice(0, $rs->count - 1), 'slice() with join has same count as all()' );
129 $rs = $schema->resultset("Artist")->search(
130 { 'liner_notes.notes' => 'Kill Yourself!' },
131 { join => { 'cds' => 'liner_notes' } });
133 cmp_ok( $rs->count, '==', 1, "Single record in resultset");
135 is($rs->first->name, 'We Are Goth', 'Correct record returned');
137 # bug in 0.07000 caused attr (join/prefetch) to be modifed by search
138 # so we check the search & attr arrays are not modified
139 my $search = { 'artist.name' => 'Caterwauler McCrae' };
140 my $attr = { prefetch => [ qw/artist liner_notes/ ],
141 order_by => 'me.cdid' };
142 my $search_str = Dumper($search);
143 my $attr_str = Dumper($attr);
145 $rs = $schema->resultset("CD")->search($search, $attr);
147 is(Dumper($search), $search_str, 'Search hash untouched after search()');
148 is(Dumper($attr), $attr_str, 'Attribute hash untouched after search()');
149 cmp_ok($rs + 0, '==', 3, 'Correct number of records returned');
152 $schema->storage->debugcb(sub { $queries++ });
153 $schema->storage->debug(1);
157 is($cd[0]->title, 'Spoonful of bees', 'First record returned ok');
159 ok(!defined $cd[0]->liner_notes, 'No prefetch for NULL LEFT join');
161 is($cd[1]->{_relationship_data}{liner_notes}->notes, 'Buy Whiskey!', 'Prefetch for present LEFT JOIN');
163 is(ref $cd[1]->liner_notes, 'DBICTest::LinerNotes', 'Prefetch returns correct class');
165 is($cd[2]->{_inflated_column}{artist}->name, 'Caterwauler McCrae', 'Prefetch on parent object ok');
167 is($queries, 1, 'prefetch ran only 1 select statement');
169 $schema->storage->debug($orig_debug);
170 $schema->storage->debugobj->callback(undef);
172 # test for partial prefetch via columns attr
173 my $cd = $schema->resultset('CD')->find(1,
175 columns => [qw/title artist.name/],
176 join => { 'artist' => {} }
179 ok(eval { $cd->artist->name eq 'Caterwauler McCrae' }, 'single related column prefetched');
181 # start test for nested prefetch SELECT count
183 $schema->storage->debugcb(sub { $queries++ });
184 $schema->storage->debug(1);
186 $rs = $schema->resultset('Tag')->search(
189 prefetch => { cd => 'artist' }
193 my $tag = $rs->first;
195 is( $tag->cd->title, 'Spoonful of bees', 'step 1 ok for nested prefetch' );
197 is( $tag->cd->artist->name, 'Caterwauler McCrae', 'step 2 ok for nested prefetch');
200 #$selects++ if /SELECT(?!.*WHERE 1=0.*)/;
201 is($queries, 1, 'nested prefetch ran exactly 1 select statement (excluding column_info)');
205 $cd = $schema->resultset('CD')->find(1, { prefetch => 'artist' });
207 is($cd->{_inflated_column}{artist}->name, 'Caterwauler McCrae', 'artist prefetched correctly on find');
209 is($queries, 1, 'find with prefetch ran exactly 1 select statement (excluding column_info)');
211 $schema->storage->debug($orig_debug);
212 $schema->storage->debugobj->callback(undef);
214 $rs = $schema->resultset('Tag')->search(
217 join => { cd => 'artist' },
218 prefetch => { cd => 'artist' }
222 cmp_ok( $rs->count, '>=', 0, 'nested prefetch does not duplicate joins' );
224 my ($artist) = $schema->resultset("Artist")->search({ 'cds.year' => 2001 },
225 { order_by => 'artistid DESC', join => 'cds' });
227 is($artist->name, 'Random Boy Band', "Join search by object ok");
229 my @cds = $schema->resultset("CD")->search({ 'liner_notes.notes' => 'Buy Merch!' },
230 { join => 'liner_notes' });
232 cmp_ok(scalar @cds, '==', 1, "Single CD retrieved via might_have");
234 is($cds[0]->title, "Generic Manufactured Singles", "Correct CD retrieved");
236 my @artists = $schema->resultset("Artist")->search({ 'tags.tag' => 'Shiny' },
237 { join => { 'cds' => 'tags' } });
239 cmp_ok( @artists, '==', 2, "two-join search ok" );
241 $rs = $schema->resultset("CD")->search(
243 { group_by => [qw/ title me.cdid /] }
247 skip "SQLite < 3.2.6 doesn't understand COUNT(DISTINCT())", 1
248 if $is_broken_sqlite;
249 cmp_ok( $rs->count, '==', 5, "count() ok after group_by on main pk" );
252 cmp_ok( scalar $rs->all, '==', 5, "all() returns same count as count() after group_by on main pk" );
254 $rs = $schema->resultset("CD")->search(
256 { join => [qw/ artist /], group_by => [qw/ artist.name /] }
260 skip "SQLite < 3.2.6 doesn't understand COUNT(DISTINCT())", 1
261 if $is_broken_sqlite;
262 cmp_ok( $rs->count, '==', 3, "count() ok after group_by on related column" );
265 $rs = $schema->resultset("Artist")->search(
267 { join => [qw/ cds /], group_by => [qw/ me.name /], having =>{ 'MAX(cds.cdid)'=> \'< 5' } }
270 cmp_ok( $rs->all, '==', 2, "results ok after group_by on related column with a having" );
272 $rs = $rs->search( undef, { having =>{ 'count(*)'=> \'> 2' }});
274 cmp_ok( $rs->all, '==', 1, "count() ok after group_by on related column with a having" );
276 $rs = $schema->resultset("Artist")->search(
277 { 'cds.title' => 'Spoonful of bees',
278 'cds_2.title' => 'Forkful of bees' },
279 { join => [ 'cds', 'cds' ] });
282 skip "SQLite < 3.2.6 doesn't understand COUNT(DISTINCT())", 1
283 if $is_broken_sqlite;
284 cmp_ok($rs->count, '==', 1, "single artist returned from multi-join");
287 is($rs->next->name, 'Caterwauler McCrae', "Correct artist returned");
290 $schema->storage->debugcb(sub { $queries++ });
291 $schema->storage->debug(1);
294 $schema->resultset('TreeLike')->find(4,
295 { join => { parent => { parent => 'parent' } },
296 prefetch => { parent => { parent => 'parent' } } });
298 is($tree_like->name, 'quux', 'Bottom of tree ok');
299 $tree_like = $tree_like->parent;
300 is($tree_like->name, 'baz', 'First level up ok');
301 $tree_like = $tree_like->parent;
302 is($tree_like->name, 'bar', 'Second level up ok');
303 $tree_like = $tree_like->parent;
304 is($tree_like->name, 'foo', 'Third level up ok');
306 $schema->storage->debug($orig_debug);
307 $schema->storage->debugobj->callback(undef);
309 cmp_ok($queries, '==', 1, 'Only one query run');
311 $tree_like = $schema->resultset('TreeLike')->search({'me.id' => 1});
312 $tree_like = $tree_like->search_related('children')->search_related('children')->search_related('children')->first;
313 is($tree_like->name, 'quux', 'Tree search_related ok');
315 $tree_like = $schema->resultset('TreeLike')->search_related('children',
316 { 'children.id' => 2, 'children_2.id' => 3 },
317 { prefetch => { children => 'children' } }
319 is(eval { $tree_like->children->first->children->first->name }, 'quux',
320 'Tree search_related with prefetch ok');
322 $tree_like = eval { $schema->resultset('TreeLike')->search(
323 { 'children.id' => 2, 'children_2.id' => 5 },
324 { join => [qw/children children/] }
325 )->search_related('children', { 'children_4.id' => 6 }, { prefetch => 'children' }
326 )->first->children->first; };
327 is(eval { $tree_like->name }, 'fong', 'Tree with multiple has_many joins ok');
329 # test that collapsed joins don't get a _2 appended to the alias
332 $schema->storage->debugcb(sub { $sql = $_[1] });
333 $schema->storage->debug(1);
336 my $row = $schema->resultset('Artist')->search_related('cds', undef, {
338 prefetch => 'tracks',
339 })->search_related('tracks')->first;
342 like( $sql, qr/^SELECT tracks_2\.trackid/, "join not collapsed for search_related" );
344 $schema->storage->debug($orig_debug);
345 $schema->storage->debugobj->callback(undef);