8 eval "use SQL::Translator";
9 plan skip_all => 'SQL::Translator required' if $@;
11 my $schema = DBICTest->init_schema;
15 my $translator = SQL::Translator->new(
17 'DBIx::Schema' => $schema,
24 local $SIG{__WARN__} = sub { $warn = shift };
26 my $relinfo = $schema->source('Artist')->relationship_info ('cds');
27 local $relinfo->{attrs}{on_delete} = 'restrict';
29 $schema->source('Track')->sqlt_deploy_callback(sub {
30 my ($self, $sqlt_table) = @_;
32 if ($schema->storage->sqlt_type eq 'SQLite' ) {
33 $sqlt_table->add_index( name => 'track_title', fields => ['title'] )
34 or die $sqlt_table->error;
37 $self->default_sqlt_deploy_hook($sqlt_table);
40 $translator->parser('SQL::Translator::Parser::DBIx::Class');
41 $translator->producer('SQLite');
43 my $output = $translator->translate();
45 ok($output, "SQLT produced someoutput")
46 or diag($translator->error);
50 qr/SQLT attribute .+? was supplied for relationship .+? which does not appear to be a foreign constraint/,
51 'Warn about dubious on_delete/on_update attributes',
55 # Note that the constraints listed here are the only ones that are tested -- if
56 # more exist in the Schema than are listed here and all listed constraints are
57 # correct, the test will still pass. If you add a class with UNIQUE or FOREIGN
58 # KEY constraints to DBICTest::Schema, add tests here if you think the existing
59 # test coverage is not sufficient
61 my %fk_constraints = (
66 'display' => 'twokeys->cd',
67 'name' => 'twokeys_fk_cd', 'index_name' => 'twokeys_idx_cd',
68 'selftable' => 'twokeys', 'foreigntable' => 'cd',
69 'selfcols' => ['cd'], 'foreigncols' => ['cdid'],
71 on_delete => '', on_update => '', deferrable => 0,
74 'display' => 'twokeys->artist',
75 'name' => 'twokeys_fk_artist', 'index_name' => 'twokeys_idx_artist',
76 'selftable' => 'twokeys', 'foreigntable' => 'artist',
77 'selfcols' => ['artist'], 'foreigncols' => ['artistid'],
78 on_delete => 'CASCADE', on_update => 'CASCADE', deferrable => 1,
83 fourkeys_to_twokeys => [
85 'display' => 'fourkeys_to_twokeys->twokeys',
86 'name' => 'fourkeys_to_twokeys_fk_t_artist_t_cd', 'index_name' => 'fourkeys_to_twokeys_idx_t_artist_t_cd',
87 'selftable' => 'fourkeys_to_twokeys', 'foreigntable' => 'twokeys',
88 'selfcols' => ['t_artist', 't_cd'], 'foreigncols' => ['artist', 'cd'],
89 on_delete => 'CASCADE', on_update => 'CASCADE', deferrable => 1,
92 'display' => 'fourkeys_to_twokeys->fourkeys', 'index_name' => 'fourkeys_to_twokeys_idx_f_foo_f_bar_f_hello_f_goodbye',
93 'name' => 'fourkeys_to_twokeys_fk_f_foo_f_bar_f_hello_f_goodbye',
94 'selftable' => 'fourkeys_to_twokeys', 'foreigntable' => 'fourkeys',
95 'selfcols' => [qw(f_foo f_bar f_hello f_goodbye)],
96 'foreigncols' => [qw(foo bar hello goodbye)],
97 on_delete => 'CASCADE', on_update => 'CASCADE', deferrable => 1,
104 'display' => 'cd_to_producer->cd',
105 'name' => 'cd_to_producer_fk_cd', 'index_name' => 'cd_to_producer_idx_cd',
106 'selftable' => 'cd_to_producer', 'foreigntable' => 'cd',
107 'selfcols' => ['cd'], 'foreigncols' => ['cdid'],
108 on_delete => 'CASCADE', on_update => 'CASCADE', deferrable => 1,
111 'display' => 'cd_to_producer->producer',
112 'name' => 'cd_to_producer_fk_producer', 'index_name' => 'cd_to_producer_idx_producer',
113 'selftable' => 'cd_to_producer', 'foreigntable' => 'producer',
114 'selfcols' => ['producer'], 'foreigncols' => ['producerid'],
115 on_delete => '', on_update => '', deferrable => 1,
122 'display' => 'self_ref_alias->self_ref for self_ref',
123 'name' => 'self_ref_alias_fk_self_ref', 'index_name' => 'self_ref_alias_idx_self_ref',
124 'selftable' => 'self_ref_alias', 'foreigntable' => 'self_ref',
125 'selfcols' => ['self_ref'], 'foreigncols' => ['id'],
126 on_delete => 'CASCADE', on_update => 'CASCADE', deferrable => 1,
129 'display' => 'self_ref_alias->self_ref for alias',
130 'name' => 'self_ref_alias_fk_alias', 'index_name' => 'self_ref_alias_idx_alias',
131 'selftable' => 'self_ref_alias', 'foreigntable' => 'self_ref',
132 'selfcols' => ['alias'], 'foreigncols' => ['id'],
133 on_delete => '', on_update => '', deferrable => 1,
140 'display' => 'cd->artist',
141 'name' => 'cd_fk_artist', 'index_name' => 'cd_idx_artist',
142 'selftable' => 'cd', 'foreigntable' => 'artist',
143 'selfcols' => ['artist'], 'foreigncols' => ['artistid'],
144 on_delete => 'CASCADE', on_update => 'CASCADE', deferrable => 1,
148 # Artist_undirected_map
149 artist_undirected_map => [
151 'display' => 'artist_undirected_map->artist for id1',
152 'name' => 'artist_undirected_map_fk_id1', 'index_name' => 'artist_undirected_map_idx_id1',
153 'selftable' => 'artist_undirected_map', 'foreigntable' => 'artist',
154 'selfcols' => ['id1'], 'foreigncols' => ['artistid'],
155 on_delete => 'RESTRICT', on_update => 'CASCADE', deferrable => 1,
158 'display' => 'artist_undirected_map->artist for id2',
159 'name' => 'artist_undirected_map_fk_id2', 'index_name' => 'artist_undirected_map_idx_id2',
160 'selftable' => 'artist_undirected_map', 'foreigntable' => 'artist',
161 'selfcols' => ['id2'], 'foreigncols' => ['artistid'],
162 on_delete => '', on_update => '', deferrable => 1,
169 'display' => 'track->cd',
170 'name' => 'track_fk_cd', 'index_name' => 'track_idx_cd',
171 'selftable' => 'track', 'foreigntable' => 'cd',
172 'selfcols' => ['cd'], 'foreigncols' => ['cdid'],
173 on_delete => 'CASCADE', on_update => 'CASCADE', deferrable => 1,
180 'display' => 'treelike->treelike for parent',
181 'name' => 'treelike_fk_parent', 'index_name' => 'treelike_idx_parent',
182 'selftable' => 'treelike', 'foreigntable' => 'treelike',
183 'selfcols' => ['parent'], 'foreigncols' => ['id'],
184 on_delete => 'CASCADE', on_update => 'CASCADE', deferrable => 1,
191 'display' => 'twokeytreelike->twokeytreelike for parent1,parent2',
192 'name' => 'twokeytreelike_fk_parent1_parent2', 'index_name' => 'twokeytreelike_idx_parent1_parent2',
193 'selftable' => 'twokeytreelike', 'foreigntable' => 'twokeytreelike',
194 'selfcols' => ['parent1', 'parent2'], 'foreigncols' => ['id1','id2'],
195 on_delete => '', on_update => '', deferrable => 1,
202 'display' => 'tags->cd',
203 'name' => 'tags_fk_cd', 'index_name' => 'tags_idx_cd',
204 'selftable' => 'tags', 'foreigntable' => 'cd',
205 'selfcols' => ['cd'], 'foreigncols' => ['cdid'],
206 on_delete => 'CASCADE', on_update => 'CASCADE', deferrable => 1,
213 'display' => 'bookmark->link',
214 'name' => 'bookmark_fk_link', 'index_name' => 'bookmark_idx_link',
215 'selftable' => 'bookmark', 'foreigntable' => 'link',
216 'selfcols' => ['link'], 'foreigncols' => ['id'],
217 on_delete => 'SET NULL', on_update => 'CASCADE', deferrable => 1,
223 'display' => 'forceforeign->artist',
224 'name' => 'forceforeign_fk_artist', 'index_name' => 'forceforeign_idx_artist',
225 'selftable' => 'forceforeign', 'foreigntable' => 'artist',
226 'selfcols' => ['artist'], 'foreigncols' => ['artistid'],
227 on_delete => '', on_update => '', deferrable => 1,
232 my %unique_constraints = (
236 'display' => 'cd artist and title unique',
237 'name' => 'cd_artist_title',
238 'table' => 'cd', 'cols' => ['artist', 'title'],
245 'display' => 'producer name unique',
246 'name' => 'prod_name', # explicit name
247 'table' => 'producer', 'cols' => ['name'],
254 'display' => 'twokeytreelike name unique',
255 'name' => 'tktlnameunique', # explicit name
256 'table' => 'twokeytreelike', 'cols' => ['name'],
261 # Constraint is commented out in DBICTest/Schema/Employee.pm
264 # 'display' => 'employee position and group_id unique',
265 # 'name' => 'position_group',
266 # 'table' => 'employee', cols => ['position', 'group_id'],
279 'fields' => ['title']
284 my $tschema = $translator->schema();
285 # Test that the $schema->sqlt_deploy_hook was called okay and that it removed
287 ok( !defined($tschema->get_table('dummy')), "Dummy table was removed by hook");
289 # Test that the Artist resultsource sqlt_deploy_hook was called okay and added
292 skip ('Artist sqlt_deploy_hook is only called with an SQLite backend', 1)
293 if $schema->storage->sqlt_type ne 'SQLite';
296 { $_->name eq 'artist_name_hookidx' }
297 $tschema->get_table('artist')->get_indices
298 ), 'sqlt_deploy_hook fired within a resultsource');
301 # Test that nonexistent constraints are not found
302 my $constraint = get_constraint('FOREIGN KEY', 'cd', ['title'], 'cd', ['year']);
303 ok( !defined($constraint), 'nonexistent FOREIGN KEY constraint not found' );
304 $constraint = get_constraint('UNIQUE', 'cd', ['artist']);
305 ok( !defined($constraint), 'nonexistent UNIQUE constraint not found' );
306 $constraint = get_constraint('FOREIGN KEY', 'forceforeign', ['cd'], 'cd', ['cdid']);
307 ok( !defined($constraint), 'forced nonexistent FOREIGN KEY constraint not found' );
309 for my $expected_constraints (keys %fk_constraints) {
310 for my $expected_constraint (@{ $fk_constraints{$expected_constraints} }) {
311 my $desc = $expected_constraint->{display};
312 my $constraint = get_constraint(
314 $expected_constraint->{selftable}, $expected_constraint->{selfcols},
315 $expected_constraint->{foreigntable}, $expected_constraint->{foreigncols},
317 ok( defined($constraint), "FOREIGN KEY constraint matching `$desc' found" );
318 test_fk($expected_constraint, $constraint);
322 for my $expected_constraints (keys %unique_constraints) {
323 for my $expected_constraint (@{ $unique_constraints{$expected_constraints} }) {
324 my $desc = $expected_constraint->{display};
325 my $constraint = get_constraint(
326 'UNIQUE', $expected_constraint->{table}, $expected_constraint->{cols},
328 ok( defined($constraint), "UNIQUE constraint matching `$desc' found" );
329 test_unique($expected_constraint, $constraint);
333 for my $table_index (keys %indexes) {
334 for my $expected_index ( @{ $indexes{$table_index} } ) {
335 ok ( get_index($table_index, $expected_index), "Got a matching index on $table_index table");
339 # Returns the Constraint object for the specified constraint type, table and
340 # columns from the SQL::Translator schema, or undef if no matching constraint
343 # NB: $type is either 'FOREIGN KEY' or 'UNIQUE'. In UNIQUE constraints the last
344 # two parameters are not used.
346 my ($type, $table_name, $cols, $f_table, $f_cols) = @_;
347 $f_table ||= ''; # For UNIQUE constraints, reference_table is ''
350 my $table = $tschema->get_table($table_name);
352 my %fields = map { $_ => 1 } @$cols;
353 my %f_fields = map { $_ => 1 } @$f_cols;
355 die "No $table_name" unless $table;
357 for my $constraint ( $table->get_constraints ) {
358 next unless $constraint->type eq $type;
359 next unless $constraint->reference_table eq $f_table;
361 my %rev_fields = map { $_ => 1 } $constraint->fields;
362 my %rev_f_fields = map { $_ => 1 } $constraint->reference_fields;
364 # Check that the given fields are a subset of the constraint's fields
365 for my $field ($constraint->fields) {
366 next CONSTRAINT unless $fields{$field};
368 if ($type eq 'FOREIGN KEY') {
369 for my $f_field ($constraint->reference_fields) {
370 next CONSTRAINT unless $f_fields{$f_field};
374 # Check that the constraint's fields are a subset of the given fields
375 for my $field (@$cols) {
376 next CONSTRAINT unless $rev_fields{$field};
378 if ($type eq 'FOREIGN KEY') {
379 for my $f_field (@$f_cols) {
380 next CONSTRAINT unless $rev_f_fields{$f_field};
384 return $constraint; # everything passes, found the constraint
386 return undef; # didn't find a matching constraint
390 my ($table_name, $index) = @_;
392 my $table = $tschema->get_table($table_name);
395 for my $cand_index ( $table->get_indices ) {
397 next CAND_INDEX if $index->{name} && $cand_index->name ne $index->{name}
398 || $index->{type} && $cand_index->type ne $index->{type};
400 my %idx_fields = map { $_ => 1 } $cand_index->fields;
402 for my $field ( @{ $index->{fields} } ) {
403 next CAND_INDEX unless $idx_fields{$field};
406 %idx_fields = map { $_ => 1 } @{$index->{fields}};
407 for my $field ( $cand_index->fields) {
408 next CAND_INDEX unless $idx_fields{$field};
414 return undef; # No matching idx
417 # Test parameters in a FOREIGN KEY constraint other than columns
419 my ($expected, $got) = @_;
420 my $desc = $expected->{display};
421 is( $got->name, $expected->{name},
422 "name parameter correct for `$desc'" );
423 is( $got->on_delete, $expected->{on_delete},
424 "on_delete parameter correct for `$desc'" );
425 is( $got->on_update, $expected->{on_update},
426 "on_update parameter correct for `$desc'" );
427 is( $got->deferrable, $expected->{deferrable},
428 "is_deferrable parameter correct for `$desc'" );
430 my $index = get_index( $got->table, { fields => $expected->{selfcols} } );
432 if ($expected->{noindex}) {
433 ok( !defined $index, "index doesn't for `$desc'" );
435 ok( defined $index, "index exists for `$desc'" );
436 is( $index->name, $expected->{index_name}, "index has correct name for `$desc'" );
441 my ($expected, $got) = @_;
442 my $desc = $expected->{display};
443 is( $got->name, $expected->{name},
444 "name parameter correct for `$desc'" );