Fix complex limits with subqueries in selectors

[dbsrgits/DBIx-Class.git] / t / sqlmaker / limit_dialects / toplimit.t

diff --git a/t/sqlmaker/limit_dialects/toplimit.t b/t/sqlmaker/limit_dialects/toplimit.t
index 630f32d..fc1c7fb 100644 (file)
--- a/t/sqlmaker/limit_dialects/toplimit.t
+++ b/t/sqlmaker/limit_dialects/toplimit.t
@@ -43,6 +43,44 @@ for my $null_order (
   );
 }
 
+{
+my $subq = $schema->resultset('Owners')->search({
+   'count.id' => { -ident => 'owner.id' },
+}, { alias => 'owner' })->count_rs;
+
+my $rs_selectas_rel = $schema->resultset('BooksInLibrary')->search ({}, {
+  columns => [
+     { owner_name => 'owner.name' },
+     { owner_books => $subq->as_query },
+  ],
+  join => 'owner',
+  rows => 2,
+  offset => 3,
+});
+
+is_same_sql_bind(
+  $rs_selectas_rel->as_query,
+  '(
+    SELECT TOP 2 owner_name, owner_books
+      FROM (
+            SELECT TOP 5 owner.name AS owner_name,
+            ( SELECT COUNT( * )
+                FROM owners owner
+               WHERE ( count.id = owner.id )
+            ) AS owner_books
+              FROM books me
+              JOIN owners owner ON owner.id = me.owner
+             WHERE ( source = ? )
+          ORDER BY me.id
+      ) me
+  ORDER BY me.id DESC
+ )',
+  [ [ { sqlt_datatype => 'varchar', sqlt_size => 100, dbic_colname => 'source' }
+    => 'Library' ] ],
+  'pagination with subqueries works'
+);
+
+}
 
 for my $ord_set (
   {
@@ -184,7 +222,7 @@ my $rs_selectas_top = $schema->resultset ('BooksInLibrary')->search ({}, {
   '+select' => ['owner.name'],
   '+as' => ['owner_name'],
   join => 'owner',
-  rows => 1 
+  rows => 1
 });
 
 is_same_sql_bind( $rs_selectas_top->search({})->as_query,