plan skip_all => 'Set $ENV{DBICTEST_MYSQL_DSN}, _USER and _PASS to run this test'
unless ($dsn && $user);
-plan tests => 11;
+plan tests => 23;
my $schema = DBICTest::Schema->connect($dsn, $user, $pass);
$dbh->do("CREATE TABLE cd_to_producer (cd INTEGER,producer INTEGER);");
+$dbh->do("DROP TABLE IF EXISTS owners;");
+
+$dbh->do("CREATE TABLE owners (id INTEGER NOT NULL AUTO_INCREMENT PRIMARY KEY, name VARCHAR(100) NOT NULL);");
+
+$dbh->do("DROP TABLE IF EXISTS books;");
+
+$dbh->do("CREATE TABLE books (id INTEGER NOT NULL AUTO_INCREMENT PRIMARY KEY, source VARCHAR(100) NOT NULL, owner integer NOT NULL, title varchar(100) NOT NULL, price integer);");
+
#'dbi:mysql:host=localhost;database=dbic_test', 'dbic_test', '');
# This is in Core now, but it's here just to test that it doesn't break
},
};
+$schema->populate ('Owners', [
+ [qw/id name /],
+ [qw/1 wiggle/],
+ [qw/2 woggle/],
+ [qw/3 boggle/],
+]);
+
+$schema->populate ('BooksInLibrary', [
+ [qw/source owner title /],
+ [qw/Library 1 secrets1/],
+ [qw/Eatery 1 secrets2/],
+ [qw/Library 2 secrets3/],
+]);
+
+#
+# try a distinct + prefetch on tables with identically named columns
+# (mysql doesn't seem to like subqueries with equally named columns)
+#
+
+SKIP: {
+ # try a ->has_many direction (due to a 'multi' accessor the select/group_by group is collapsed)
+ my $owners = $schema->resultset ('Owners')->search (
+ { 'books.id' => { '!=', undef }},
+ { prefetch => 'books', distinct => 1 }
+ );
+ my $owners2 = $schema->resultset ('Owners')->search ({ id => { -in => $owners->get_column ('me.id')->as_query }});
+ for ($owners, $owners2) {
+ lives_ok { is ($_->all, 2, 'Prefetched grouped search returns correct number of rows') }
+ || skip ('No test due to exception', 1);
+ lives_ok { is ($_->count, 2, 'Prefetched grouped search returns correct count') }
+ || skip ('No test due to exception', 1);
+ }
+
+ TODO: {
+ # try a ->prefetch direction (no select collapse)
+ my $books = $schema->resultset ('BooksInLibrary')->search (
+ { 'owner.name' => 'wiggle' },
+ { prefetch => 'owner', distinct => 1 }
+ );
+
+ local $TODO = 'MySQL is crazy - there seems to be no way to make this work';
+ # error thrown is:
+ # Duplicate column name 'id' [for Statement "
+ # SELECT COUNT( * )
+ # FROM (
+ # SELECT me.id, me.source, me.owner, me.title, me.price, owner.id, owner.name
+ # FROM books me
+ # JOIN owners owner ON owner.id = me.owner
+ # WHERE ( ( owner.name = ? AND source = ? ) )
+ # GROUP BY me.id, me.source, me.owner, me.title, me.price, owner.id, owner.name
+ # ) count_subq
+ # " with ParamValues: 0='wiggle', 1='Library']
+ #
+ # go fucking figure
+
+ my $books2 = $schema->resultset ('BooksInLibrary')->search ({ id => { -in => $books->get_column ('me.id')->as_query }});
+ for ($books, $books2) {
+ lives_ok { is ($_->all, 1, 'Prefetched grouped search returns correct number of rows') }
+ || skip ('No test due to exception', 1);
+ lives_ok { is ($_->count, 1, 'Prefetched grouped search returns correct count') }
+ || skip ('No test due to exception', 1);
+ }
+ }
+}
+
SKIP: {
my $mysql_version = $dbh->get_info( $GetInfoType{SQL_DBMS_VER} );
skip "Cannot determine MySQL server version", 1 if !$mysql_version;