plan skip_all => 'Set $ENV{DBICTEST_MYSQL_DSN}, _USER and _PASS to run this test'
unless ($dsn && $user);
-plan tests => 15;
+plan tests => 19;
my $schema = DBICTest::Schema->connect($dsn, $user, $pass);
$schema->populate ('BooksInLibrary', [
[qw/source owner title /],
- [qw/nsa 1 secrets1/],
- [qw/fbi 1 secrets2/],
- [qw/cia 2 secrets3/],
+ [qw/Library 1 secrets1/],
+ [qw/Eatery 1 secrets2/],
+ [qw/Library 2 secrets3/],
]);
-# try a distinct + prefetch with tables with identical columns (mysql allegedly doesn't like this)
-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, $owners2) {
- is ($_->all, 2, 'Prefetched grouped search returns correct number of rows');
- is ($_->count, 2, 'Prefetched grouped search returns correct count');
+#
+# try a distinct + prefetch on tables with identically named columns
+# (mysql doesn't seem to like subqueries with equally named columns)
+#
+
+{
+ # 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, $owners2) {
+ is ($_->all, 2, 'Prefetched grouped search returns correct number of rows');
+ is ($_->count, 2, 'Prefetched grouped search returns correct count');
+ }
+
+ # try a ->belongs_to direction (no select collapse)
+ my $books = $schema->resultset ('BooksInLibrary')->search (
+ { 'owner.name' => 'wiggle' },
+ { prefetch => 'owner', distinct => 1 }
+ );
+ my $books2 = $schema->resultset ('BooksInLibrary')->search ({ id => { -in => $books->get_column ('me.id')->as_query }});
+ for ($books, $books2) {
+ is ($_->all, 1, 'Prefetched grouped search returns correct number of rows');
+ is ($_->count, 1, 'Prefetched grouped search returns correct count');
+ }
}
-
SKIP: {
my $mysql_version = $dbh->get_info( $GetInfoType{SQL_DBMS_VER} );
skip "Cannot determine MySQL server version", 1 if !$mysql_version;