+BEGIN { do "./t/lib/ANFANG.pm" or die ( $@ || $! ) }
+use DBIx::Class::Optional::Dependencies -skip_all_without => 'deploy';
+
use strict;
use warnings;
use Test::More;
-use lib qw(t/lib);
+use Test::Warn;
+use Scalar::Util 'blessed';
+
+
use DBICTest;
-eval "use SQL::Translator";
-plan skip_all => 'SQL::Translator required' if $@;
+my $custom_deployment_statements_called = 0;
+
+sub DBICTest::Schema::deployment_statements {
+ $custom_deployment_statements_called = 1;
+ my $self = shift;
+ return $self->next::method(@_);
+}
+
+# Check deployment statements ctx sensitivity
+{
+ my $schema = DBICTest->init_schema (no_deploy => 1, quote_names => 1);
+ my $not_first_table_creation_re = qr/CREATE TABLE "fourkeys_to_twokeys"/;
+
+ my $statements = $schema->deployment_statements;
+ like (
+ $statements,
+ $not_first_table_creation_re,
+ 'All create statements returned in 1 string in scalar ctx'
+ );
+
+ my @statements = $schema->deployment_statements;
+ cmp_ok (scalar @statements, '>', 1, 'Multiple statement lines in array ctx');
+
+ my $i = 0;
+ while ($i <= $#statements) {
+ last if $statements[$i] =~ $not_first_table_creation_re;
+ $i++;
+ }
+
+ ok (
+ ($i > 0) && ($i <= $#statements),
+ "Creation statement was found somewherere within array ($i)"
+ );
+}
+
+{
+ # use our own throw-away schema, since we'll be deploying twice
+ my $schema = DBICTest->init_schema (no_deploy => 1);
+
+ my $deploy_hook_called = 0;
+ $custom_deployment_statements_called = 0;
+
+ # add a temporary sqlt_deploy_hook to a source
+ local $DBICTest::Schema::Track::hook_cb = sub {
+ my ($class, $sqlt_table) = @_;
+
+ $deploy_hook_called = 1;
+
+ is ($class, 'DBICTest::Track', 'Result class passed to plain hook');
+
+ is (
+ $sqlt_table->schema->translator->producer_type,
+ join ('::', 'SQL::Translator::Producer', $schema->storage->sqlt_type),
+ 'Production type passed to translator object',
+ );
+ };
-# do not taunt happy dave ball
+ my $component_deploy_hook_called = 0;
+ local $DBICTest::DeployComponent::hook_cb = sub {
+ $component_deploy_hook_called = 1;
+ };
-my $schema = DBICTest->init_schema;
+ $schema->deploy; # do not remove, this fires the is() test in the callback above
+ ok($deploy_hook_called, 'deploy hook got called');
+ ok($custom_deployment_statements_called, '->deploy used the schemas deploy_statements method');
+ ok($component_deploy_hook_called, 'component deploy hook got called');
+}
+
+my $schema = DBICTest->init_schema (no_deploy => 1);
+
+{
+ my $deploy_hook_called = 0;
+ $custom_deployment_statements_called = 0;
+ my $sqlt_type = $schema->storage->sqlt_type;
+
+ # replace the sqlt calback with a custom version ading an index
+ $schema->source('Track')->sqlt_deploy_callback(sub {
+ my ($self, $sqlt_table) = @_;
+
+ $deploy_hook_called = 1;
+
+ is (
+ $sqlt_table->schema->translator->producer_type,
+ join ('::', 'SQL::Translator::Producer', $sqlt_type),
+ 'Production type passed to translator object',
+ );
+
+ if ($sqlt_type eq 'SQLite' ) {
+ $sqlt_table->add_index( name => 'track_title', fields => ['title'] )
+ or die $sqlt_table->error;
+ }
-plan tests => 33;
+ $self->default_sqlt_deploy_hook($sqlt_table);
+ });
-my $translator = SQL::Translator->new(
+ $schema->deploy; # do not remove, this fires the is() test in the callback above
+ ok($deploy_hook_called, 'deploy hook got called');
+ ok($custom_deployment_statements_called, '->deploy used the schemas deploy_statements method');
+}
+
+
+my $translator = SQL::Translator->new(
parser_args => {
- 'DBIx::Schema' => $schema,
+ dbic_schema => $schema,
},
producer_args => {},
);
-$translator->parser('SQL::Translator::Parser::DBIx::Class');
-$translator->producer('SQLite');
+warnings_exist {
+ my $relinfo = $schema->source('Artist')->relationship_info ('cds');
+ local $relinfo->{attrs}{on_delete} = 'restrict';
+
+ $translator->parser('SQL::Translator::Parser::DBIx::Class');
+ $translator->producer('SQLite');
+
+ my $output = $translator->translate();
+
+ ok($output, "SQLT produced someoutput")
+ or diag($translator->error);
+
+} [
+ (qr/SQLT attribute .+? was supplied for relationship .+? which does not appear to be a foreign constraint/) x 2
+], 'Warn about dubious on_delete/on_update attributes';
-my $output = $translator->translate();
+# Note that the constraints listed here are the only ones that are tested -- if
+# more exist in the Schema than are listed here and all listed constraints are
+# correct, the test will still pass. If you add a class with UNIQUE or FOREIGN
+# KEY constraints to DBICTest::Schema, add tests here if you think the existing
+# test coverage is not sufficient
-my @fk_constraints = (
+my %fk_constraints = (
# TwoKeys
- {'display' => 'twokeys->cd',
- 'selftable' => 'twokeys', 'foreigntable' => 'cd',
- 'selfcols' => ['cd'], 'foreigncols' => ['cdid'],
- 'needed' => 1, on_delete => '', on_update => ''},
- {'display' => 'twokeys->artist',
- 'selftable' => 'twokeys', 'foreigntable' => 'artist',
- 'selfcols' => ['artist'], 'foreigncols' => ['artistid'],
- 'needed' => 1, on_delete => 'CASCADE', on_update => 'CASCADE'},
+ twokeys => [
+ {
+ 'display' => 'twokeys->cd',
+ 'name' => 'twokeys_fk_cd', 'index_name' => 'twokeys_idx_cd',
+ 'selftable' => 'twokeys', 'foreigntable' => 'cd',
+ 'selfcols' => ['cd'], 'foreigncols' => ['cdid'],
+ 'noindex' => 1,
+ on_delete => '', on_update => '', deferrable => 0,
+ },
+ {
+ 'display' => 'twokeys->artist',
+ 'name' => 'twokeys_fk_artist', 'index_name' => 'twokeys_idx_artist',
+ 'selftable' => 'twokeys', 'foreigntable' => 'artist',
+ 'selfcols' => ['artist'], 'foreigncols' => ['artistid'],
+ on_delete => 'CASCADE', on_update => 'CASCADE', deferrable => 1,
+ },
+ ],
# FourKeys_to_TwoKeys
- {'display' => 'fourkeys_to_twokeys->twokeys',
- 'selftable' => 'fourkeys_to_twokeys', 'foreigntable' => 'twokeys',
- 'selfcols' => ['t_artist', 't_cd'], 'foreigncols' => ['artist', 'cd'],
- 'needed' => 0, on_delete => '', on_update => ''},
- {'display' => 'fourkeys_to_twokeys->fourkeys',
- 'selftable' => 'fourkeys_to_twokeys', 'foreigntable' => 'fourkeys',
- 'selfcols' => [qw(f_foo f_bar f_hello f_goodbye)],
- 'foreigncols' => [qw(foo bar hello goodbye)],
- 'needed' => 0, on_delete => '', on_update => ''},
+ fourkeys_to_twokeys => [
+ {
+ 'display' => 'fourkeys_to_twokeys->twokeys',
+ 'name' => 'fourkeys_to_twokeys_fk_t_artist_t_cd', 'index_name' => 'fourkeys_to_twokeys_idx_t_artist_t_cd',
+ 'selftable' => 'fourkeys_to_twokeys', 'foreigntable' => 'twokeys',
+ 'selfcols' => ['t_artist', 't_cd'], 'foreigncols' => ['artist', 'cd'],
+ on_delete => 'CASCADE', on_update => 'CASCADE', deferrable => 1,
+ },
+ {
+ 'display' => 'fourkeys_to_twokeys->fourkeys', 'index_name' => 'fourkeys_to_twokeys_idx_f_foo_f_bar_f_hello_f_goodbye',
+ 'name' => 'fourkeys_to_twokeys_fk_f_foo_f_bar_f_hello_f_goodbye',
+ 'selftable' => 'fourkeys_to_twokeys', 'foreigntable' => 'fourkeys',
+ 'selfcols' => [qw(f_foo f_bar f_hello f_goodbye)],
+ 'foreigncols' => [qw(foo bar hello goodbye)],
+ on_delete => 'CASCADE', on_update => 'CASCADE', deferrable => 1,
+ },
+ ],
# CD_to_Producer
- {'display' => 'cd_to_producer->cd',
- 'selftable' => 'cd_to_producer', 'foreigntable' => 'cd',
- 'selfcols' => ['cd'], 'foreigncols' => ['cdid'],
- 'needed' => 1, on_delete => 'CASCADE', on_update => 'CASCADE'},
- {'display' => 'cd_to_producer->producer',
- 'selftable' => 'cd_to_producer', 'foreigntable' => 'producer',
- 'selfcols' => ['producer'], 'foreigncols' => ['producerid'],
- 'needed' => 1, on_delete => '', on_update => ''},
+ cd_to_producer => [
+ {
+ 'display' => 'cd_to_producer->cd',
+ 'name' => 'cd_to_producer_fk_cd', 'index_name' => 'cd_to_producer_idx_cd',
+ 'selftable' => 'cd_to_producer', 'foreigntable' => 'cd',
+ 'selfcols' => ['cd'], 'foreigncols' => ['cdid'],
+ on_delete => 'CASCADE', on_update => 'CASCADE', deferrable => 1,
+ },
+ {
+ 'display' => 'cd_to_producer->producer',
+ 'name' => 'cd_to_producer_fk_producer', 'index_name' => 'cd_to_producer_idx_producer',
+ 'selftable' => 'cd_to_producer', 'foreigntable' => 'producer',
+ 'selfcols' => ['producer'], 'foreigncols' => ['producerid'],
+ on_delete => '', on_update => '', deferrable => 1,
+ },
+ ],
# Self_ref_alias
- {'display' => 'self_ref_alias -> self_ref for self_ref',
- 'selftable' => 'self_ref_alias', 'foreigntable' => 'self_ref',
- 'selfcols' => ['self_ref'], 'foreigncols' => ['id'],
- 'needed' => 1, on_delete => 'CASCADE', on_update => 'CASCADE'},
- {'display' => 'self_ref_alias -> self_ref for alias',
- 'selftable' => 'self_ref_alias', 'foreigntable' => 'self_ref',
- 'selfcols' => ['alias'], 'foreigncols' => ['id'],
- 'needed' => 1, on_delete => '', on_update => ''},
+ self_ref_alias => [
+ {
+ 'display' => 'self_ref_alias->self_ref for self_ref',
+ 'name' => 'self_ref_alias_fk_self_ref', 'index_name' => 'self_ref_alias_idx_self_ref',
+ 'selftable' => 'self_ref_alias', 'foreigntable' => 'self_ref',
+ 'selfcols' => ['self_ref'], 'foreigncols' => ['id'],
+ on_delete => 'CASCADE', on_update => 'CASCADE', deferrable => 1,
+ },
+ {
+ 'display' => 'self_ref_alias->self_ref for alias',
+ 'name' => 'self_ref_alias_fk_alias', 'index_name' => 'self_ref_alias_idx_alias',
+ 'selftable' => 'self_ref_alias', 'foreigntable' => 'self_ref',
+ 'selfcols' => ['alias'], 'foreigncols' => ['id'],
+ on_delete => '', on_update => '', deferrable => 1,
+ },
+ ],
# CD
- {'display' => 'cd -> artist',
- 'selftable' => 'cd', 'foreigntable' => 'artist',
- 'selfcols' => ['artist'], 'foreigncols' => ['artistid'],
- 'needed' => 1, on_delete => 'CASCADE', on_update => 'CASCADE'},
+ cd => [
+ {
+ 'display' => 'cd->artist',
+ 'name' => 'cd_fk_artist', 'index_name' => 'cd_idx_artist',
+ 'selftable' => 'cd', 'foreigntable' => 'artist',
+ 'selfcols' => ['artist'], 'foreigncols' => ['artistid'],
+ on_delete => 'CASCADE', on_update => 'CASCADE', deferrable => 1,
+ },
+ ],
# Artist_undirected_map
- {'display' => 'artist_undirected_map -> artist for id1',
- 'selftable' => 'artist_undirected_map', 'foreigntable' => 'artist',
- 'selfcols' => ['id1'], 'foreigncols' => ['artistid'],
- 'needed' => 1, on_delete => 'CASCADE', on_update => ''},
- {'display' => 'artist_undirected_map -> artist for id2',
- 'selftable' => 'artist_undirected_map', 'foreigntable' => 'artist',
- 'selfcols' => ['id2'], 'foreigncols' => ['artistid'],
- 'needed' => 1, on_delete => 'CASCADE', on_update => ''},
+ artist_undirected_map => [
+ {
+ 'display' => 'artist_undirected_map->artist for id1',
+ 'name' => 'artist_undirected_map_fk_id1', 'index_name' => 'artist_undirected_map_idx_id1',
+ 'selftable' => 'artist_undirected_map', 'foreigntable' => 'artist',
+ 'selfcols' => ['id1'], 'foreigncols' => ['artistid'],
+ on_delete => 'RESTRICT', on_update => 'CASCADE', deferrable => 1,
+ },
+ {
+ 'display' => 'artist_undirected_map->artist for id2',
+ 'name' => 'artist_undirected_map_fk_id2', 'index_name' => 'artist_undirected_map_idx_id2',
+ 'selftable' => 'artist_undirected_map', 'foreigntable' => 'artist',
+ 'selfcols' => ['id2'], 'foreigncols' => ['artistid'],
+ on_delete => '', on_update => '', deferrable => 1,
+ },
+ ],
# Track
- {'display' => 'track->cd',
- 'selftable' => 'track', 'foreigntable' => 'cd',
- 'selfcols' => ['cd'], 'foreigncols' => ['cdid'],
- 'needed' => 2, on_delete => 'CASCADE', on_update => 'CASCADE'},
+ track => [
+ {
+ 'display' => 'track->cd',
+ 'name' => 'track_fk_cd', 'index_name' => 'track_idx_cd',
+ 'selftable' => 'track', 'foreigntable' => 'cd',
+ 'selfcols' => ['cd'], 'foreigncols' => ['cdid'],
+ on_delete => 'CASCADE', on_update => 'CASCADE', deferrable => 1,
+ },
+ ],
# TreeLike
- {'display' => 'treelike -> treelike for parent',
- 'selftable' => 'treelike', 'foreigntable' => 'treelike',
- 'selfcols' => ['parent'], 'foreigncols' => ['id'],
- 'needed' => 1, on_delete => '', on_update => ''},
-
- # shouldn't this be generated?
- #
- #{'display' => 'twokeytreelike -> twokeytreelike for parent1,parent2',
- # 'selftable' => 'twokeytreelike', 'foreigntable' => 'twokeytreelike',
- # 'selfcols' => ['parent1', 'parent2'], 'foreigncols' => ['id1','id2'],
- # 'needed' => 1, on_delete => '', on_update => ''},
+ treelike => [
+ {
+ 'display' => 'treelike->treelike for parent',
+ 'name' => 'treelike_fk_parent', 'index_name' => 'treelike_idx_parent',
+ 'selftable' => 'treelike', 'foreigntable' => 'treelike',
+ 'selfcols' => ['parent'], 'foreigncols' => ['id'],
+ on_delete => 'CASCADE', on_update => 'CASCADE', deferrable => 1,
+ },
+ ],
+
+ # TwoKeyTreeLike
+ twokeytreelike => [
+ {
+ 'display' => 'twokeytreelike->twokeytreelike for parent1,parent2',
+ 'name' => 'twokeytreelike_fk_parent1_parent2', 'index_name' => 'twokeytreelike_idx_parent1_parent2',
+ 'selftable' => 'twokeytreelike', 'foreigntable' => 'twokeytreelike',
+ 'selfcols' => ['parent1', 'parent2'], 'foreigncols' => ['id1','id2'],
+ on_delete => '', on_update => '', deferrable => 1,
+ },
+ ],
# Tags
- {'display' => 'tags -> cd',
- 'selftable' => 'tags', 'foreigntable' => 'cd',
- 'selfcols' => ['cd'], 'foreigncols' => ['cdid'],
- 'needed' => 1, on_delete => 'CASCADE', on_update => 'CASCADE'},
+ tags => [
+ {
+ 'display' => 'tags->cd',
+ 'name' => 'tags_fk_cd', 'index_name' => 'tags_idx_cd',
+ 'selftable' => 'tags', 'foreigntable' => 'cd',
+ 'selfcols' => ['cd'], 'foreigncols' => ['cdid'],
+ on_delete => 'CASCADE', on_update => 'CASCADE', deferrable => 1,
+ },
+ ],
# Bookmark
- {'display' => 'bookmark -> link',
- 'selftable' => 'bookmark', 'foreigntable' => 'link',
- 'selfcols' => ['link'], 'foreigncols' => ['id'],
- 'needed' => 1, on_delete => '', on_update => ''},
- );
-
-my @unique_constraints = (
- {'display' => 'cd artist and title unique',
- 'table' => 'cd', 'cols' => ['artist', 'title'],
- 'needed' => 1},
- {'display' => 'producer name unique',
- 'table' => 'producer', 'cols' => ['name'],
- 'needed' => 1},
- {'display' => 'twokeytreelike name unique',
- 'table' => 'twokeytreelike', 'cols' => ['name'],
- 'needed' => 1},
-# {'display' => 'employee position and group_id unique',
-# 'table' => 'employee', cols => ['position', 'group_id'],
-# 'needed' => 1},
+ bookmark => [
+ {
+ 'display' => 'bookmark->link',
+ 'name' => 'bookmark_fk_link', 'index_name' => 'bookmark_idx_link',
+ 'selftable' => 'bookmark', 'foreigntable' => 'link',
+ 'selfcols' => ['link'], 'foreigncols' => ['id'],
+ on_delete => 'SET NULL', on_update => 'CASCADE', deferrable => 1,
+ },
+ ],
+ # ForceForeign
+ forceforeign => [
+ {
+ 'display' => 'forceforeign->artist',
+ 'name' => 'forceforeign_fk_artist', 'index_name' => 'forceforeign_idx_artist',
+ 'selftable' => 'forceforeign', 'foreigntable' => 'artist',
+ 'selfcols' => ['artist'], 'foreigncols' => ['artistid'],
+ 'noindex' => 1,
+ on_delete => '', on_update => '', deferrable => 1,
+ },
+ ],
);
-my $tschema = $translator->schema();
-for my $table ($tschema->get_tables) {
- my $table_name = $table->name;
- for my $c ( $table->get_constraints ) {
- if ($c->type eq 'FOREIGN KEY') {
- ok( check_fk($table_name, scalar $c->fields,
- $c->reference_table, scalar $c->reference_fields,
- $c->on_delete, $c->on_update),
- "Foreign key constraint on $table_name matches an expected ".
- "constraint" );
- } elsif ($c->type eq 'UNIQUE') {
- ok(check_unique($table_name, scalar $c->fields),
- "Unique constraint on $table_name matches an expected constraint");
+my %unique_constraints = (
+ # CD
+ cd => [
+ {
+ 'display' => 'cd artist and title unique',
+ 'name' => 'cd_artist_title',
+ 'table' => 'cd', 'cols' => ['artist', 'title'],
+ },
+ ],
+
+ # Producer
+ producer => [
+ {
+ 'display' => 'producer name unique',
+ 'name' => 'prod_name', # explicit name
+ 'table' => 'producer', 'cols' => ['name'],
+ },
+ ],
+
+ # TwoKeyTreeLike
+ twokeytreelike => [
+ {
+ 'display' => 'twokeytreelike name unique',
+ 'name' => 'tktlnameunique', # explicit name
+ 'table' => 'twokeytreelike', 'cols' => ['name'],
+ },
+ ],
+
+ # Employee
+# Constraint is commented out in DBICTest/Schema/Employee.pm
+# employee => [
+# {
+# 'display' => 'employee position and group_id unique',
+# 'name' => 'position_group',
+# 'table' => 'employee', cols => ['position', 'group_id'],
+# },
+# ],
+);
+
+my %indexes = (
+ artist => [
+ {
+ 'fields' => ['name']
+ },
+ ],
+ track => [
+ {
+ 'fields' => ['title']
}
- }
+ ],
+);
+
+my $tschema = $translator->schema();
+# Test that the $schema->sqlt_deploy_hook was called okay and that it removed
+# the 'dummy' table
+ok( !defined($tschema->get_table('dummy')), "Dummy table was removed by hook");
+
+# Test that the Artist resultsource sqlt_deploy_hook was called okay and added
+# an index
+SKIP: {
+ skip ('Artist sqlt_deploy_hook is only called with an SQLite backend', 1)
+ if $schema->storage->sqlt_type ne 'SQLite';
+
+ ok( ( grep
+ { $_->name eq 'artist_name_hookidx' }
+ $tschema->get_table('artist')->get_indices
+ ), 'sqlt_deploy_hook fired within a resultsource');
}
-# Make sure all the foreign keys are done.
-my $i;
-for ($i = 0; $i <= $#fk_constraints; ++$i) {
- ok(!$fk_constraints[$i]->{'needed'},
- "Constraint $fk_constraints[$i]->{display}");
+# Test that nonexistent constraints are not found
+my $constraint = get_constraint('FOREIGN KEY', 'cd', ['title'], 'cd', ['year']);
+ok( !defined($constraint), 'nonexistent FOREIGN KEY constraint not found' );
+$constraint = get_constraint('UNIQUE', 'cd', ['artist']);
+ok( !defined($constraint), 'nonexistent UNIQUE constraint not found' );
+$constraint = get_constraint('FOREIGN KEY', 'forceforeign', ['cd'], 'cd', ['cdid']);
+ok( !defined($constraint), 'forced nonexistent FOREIGN KEY constraint not found' );
+
+for my $expected_constraints (keys %fk_constraints) {
+ for my $expected_constraint (@{ $fk_constraints{$expected_constraints} }) {
+ my $desc = $expected_constraint->{display};
+ my $constraint = get_constraint(
+ 'FOREIGN KEY',
+ $expected_constraint->{selftable}, $expected_constraint->{selfcols},
+ $expected_constraint->{foreigntable}, $expected_constraint->{foreigncols},
+ );
+ ok( defined($constraint), "FOREIGN KEY constraint matching `$desc' found" );
+ test_fk($expected_constraint, $constraint);
+ }
}
-# Make sure all the uniques are done.
-for ($i = 0; $i <= $#unique_constraints; ++$i) {
- ok(!$unique_constraints[$i]->{'needed'},
- "Constraint $unique_constraints[$i]->{display}");
+
+for my $expected_constraints (keys %unique_constraints) {
+ for my $expected_constraint (@{ $unique_constraints{$expected_constraints} }) {
+ my $desc = $expected_constraint->{display};
+ my $constraint = get_constraint(
+ 'UNIQUE', $expected_constraint->{table}, $expected_constraint->{cols},
+ );
+ ok( defined($constraint), "UNIQUE constraint matching `$desc' found" );
+ test_unique($expected_constraint, $constraint);
+ }
}
-sub check_fk {
- my ($selftable, $selfcol, $foreigntable, $foreigncol, $ondel, $onupd) = @_;
-
- $ondel = '' if (!defined($ondel));
- $onupd = '' if (!defined($onupd));
-
- my $i;
- for ($i = 0; $i <= $#fk_constraints; ++$i) {
- if ($selftable eq $fk_constraints[$i]->{'selftable'} &&
- $foreigntable eq $fk_constraints[$i]->{'foreigntable'} &&
- $ondel eq $fk_constraints[$i]->{on_delete} &&
- $onupd eq $fk_constraints[$i]->{on_update}) {
- # check columns
-
- my $found = 0;
- for (my $j = 0; $j <= $#$selfcol; ++$j) {
- $found = 0;
- for (my $k = 0; $k <= $#{$fk_constraints[$i]->{'selfcols'}}; ++$k) {
- if ($selfcol->[$j] eq $fk_constraints[$i]->{'selfcols'}->[$k] &&
- $foreigncol->[$j] eq $fk_constraints[$i]->{'foreigncols'}->[$k]) {
- $found = 1;
- last;
- }
- }
- last unless $found;
- }
+for my $table_index (keys %indexes) {
+ for my $expected_index ( @{ $indexes{$table_index} } ) {
+ ok ( get_index($table_index, $expected_index), "Got a matching index on $table_index table");
+ }
+}
- if ($found) {
- for (my $j = 0; $j <= $#{$fk_constraints[$i]->{'selfcols'}}; ++$j) {
- $found = 0;
- for (my $k = 0; $k <= $#$selfcol; ++$k) {
- if ($selfcol->[$k] eq $fk_constraints[$i]->{'selfcols'}->[$j] &&
- $foreigncol->[$k] eq $fk_constraints[$i]->{'foreigncols'}->[$j]) {
- $found = 1;
- last;
- }
- }
- last unless $found;
- }
+# Returns the Constraint object for the specified constraint type, table and
+# columns from the SQL::Translator schema, or undef if no matching constraint
+# is found.
+#
+# NB: $type is either 'FOREIGN KEY' or 'UNIQUE'. In UNIQUE constraints the last
+# two parameters are not used.
+sub get_constraint {
+ my ($type, $table_name, $cols, $f_table, $f_cols) = @_;
+ $f_table ||= ''; # For UNIQUE constraints, reference_table is ''
+ $f_cols ||= [];
+
+ my $table = $tschema->get_table($table_name);
+
+ my %fields = map { $_ => 1 } @$cols;
+ my %f_fields = map { $_ => 1 } @$f_cols;
+
+ die "No $table_name" unless $table;
+ CONSTRAINT:
+ for my $constraint ( $table->get_constraints ) {
+ next unless $constraint->type eq $type;
+ next unless $constraint->reference_table eq $f_table;
+
+ my %rev_fields = map { $_ => 1 } $constraint->fields;
+ my %rev_f_fields = map { $_ => 1 } $constraint->reference_fields;
+
+ # Check that the given fields are a subset of the constraint's fields
+ for my $field ($constraint->fields) {
+ next CONSTRAINT unless $fields{$field};
+ }
+ if ($type eq 'FOREIGN KEY') {
+ for my $f_field ($constraint->reference_fields) {
+ next CONSTRAINT unless $f_fields{$f_field};
}
+ }
- if ($found) {
- --$fk_constraints[$i]->{needed};
- return 1;
+ # Check that the constraint's fields are a subset of the given fields
+ for my $field (@$cols) {
+ next CONSTRAINT unless $rev_fields{$field};
+ }
+ if ($type eq 'FOREIGN KEY') {
+ for my $f_field (@$f_cols) {
+ next CONSTRAINT unless $rev_f_fields{$f_field};
}
}
+
+ return $constraint; # everything passes, found the constraint
}
- return 0;
+ return undef; # didn't find a matching constraint
}
-my( $ondel, $onupd );
+sub get_index {
+ my ($table_name, $index) = @_;
-sub check_unique {
- my ($selftable, $selfcol) = @_;
+ my $table = $tschema->get_table($table_name);
- $ondel = '' if (!defined($ondel));
- $onupd = '' if (!defined($onupd));
+ CAND_INDEX:
+ for my $cand_index ( $table->get_indices ) {
- my $i;
- for ($i = 0; $i <= $#unique_constraints; ++$i) {
- if ($selftable eq $unique_constraints[$i]->{'table'}) {
+ next CAND_INDEX if $index->{name} && $cand_index->name ne $index->{name}
+ || $index->{type} && $cand_index->type ne $index->{type};
- my $found = 0;
- for (my $j = 0; $j <= $#$selfcol; ++$j) {
- $found = 0;
- for (my $k = 0; $k <= $#{$unique_constraints[$i]->{'cols'}}; ++$k) {
- if ($selfcol->[$j] eq $unique_constraints[$i]->{'cols'}->[$k]) {
- $found = 1;
- last;
- }
- }
- last unless $found;
- }
+ my %idx_fields = map { $_ => 1 } $cand_index->fields;
- if ($found) {
- for (my $j = 0; $j <= $#{$unique_constraints[$i]->{'cols'}}; ++$j) {
- $found = 0;
- for (my $k = 0; $k <= $#$selfcol; ++$k) {
- if ($selfcol->[$k] eq $unique_constraints[$i]->{'cols'}->[$j]) {
- $found = 1;
- last;
- }
- }
- last unless $found;
- }
- }
+ for my $field ( @{ $index->{fields} } ) {
+ next CAND_INDEX unless $idx_fields{$field};
+ }
- if ($found) {
- --$unique_constraints[$i]->{needed};
- return 1;
- }
+ %idx_fields = map { $_ => 1 } @{$index->{fields}};
+ for my $field ( $cand_index->fields) {
+ next CAND_INDEX unless $idx_fields{$field};
}
+
+ return $cand_index;
+ }
+
+ return undef; # No matching idx
+}
+
+# Test parameters in a FOREIGN KEY constraint other than columns
+sub test_fk {
+ my ($expected, $got) = @_;
+ my $desc = $expected->{display};
+ is( $got->name, $expected->{name},
+ "name parameter correct for '$desc'" );
+ is( $got->on_delete, $expected->{on_delete},
+ "on_delete parameter correct for '$desc'" );
+ is( $got->on_update, $expected->{on_update},
+ "on_update parameter correct for '$desc'" );
+ is( $got->deferrable, $expected->{deferrable},
+ "is_deferrable parameter correct for '$desc'" );
+
+ my $index = get_index( $got->table, { fields => $expected->{selfcols} } );
+
+ if ($expected->{noindex}) {
+ ok( !defined $index, "index doesn't for '$desc'" );
+ } else {
+ ok( defined $index, "index exists for '$desc'" );
+ is( $index->name, $expected->{index_name}, "index has correct name for '$desc'" );
}
- return 0;
}
+
+sub test_unique {
+ my ($expected, $got) = @_;
+ my $desc = $expected->{display};
+ is( $got->name, $expected->{name},
+ "name parameter correct for '$desc'" );
+}
+
+done_testing;