X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=t%2F42toplimit.t;h=242e62325317f537b9c53674f5819c7619e8d0ca;hb=3a443bb0f22848133b6dba3661448cabec1a5b80;hp=9e2bec78e1cb731232ad2ed936c5b228764a7530;hpb=e606d0ce4e2541015dcd34963fdecad4670786ae;p=dbsrgits%2FDBIx-Class.git

diff --git a/t/42toplimit.t b/t/42toplimit.t
index 9e2bec7..242e623 100644
--- a/t/42toplimit.t
+++ b/t/42toplimit.t
@@ -9,10 +9,31 @@ use DBIC::SqlMakerTest;
 my $schema = DBICTest->init_schema;
 
 # Trick the sqlite DB to use Top limit emulation
+# We could test all of this via $sq->$op directly,
+# but some conditions need a $rsrc
 delete $schema->storage->_sql_maker->{_cached_syntax};
 $schema->storage->_sql_maker->limit_dialect ('Top');
 
-my $rs = $schema->resultset ('FourKeys')->search ({}, { rows => 1, offset => 3 });
+my $rs = $schema->resultset ('BooksInLibrary')->search ({}, { prefetch => 'owner', rows => 1, offset => 3 });
+
+sub default_test_order {
+   my $order_by = shift;
+   is_same_sql_bind(
+      $rs->search ({}, {order_by => $order_by})->as_query,
+      "(SELECT
+        TOP 1 me__id, source, owner, title, price, owner__id, name FROM
+         (SELECT
+           TOP 4 me.id AS me__id, me.source, me.owner, me.title, me.price, owner.id AS owner__id, owner.name
+           FROM books me
+           JOIN owners owner ON
+           owner.id = me.owner
+           WHERE ( source = ? )
+           ORDER BY me__id ASC
+         ) me ORDER BY me__id DESC
+       )",
+    [ [ source => 'Library' ] ],
+  );
+}
 
 sub test_order {
   my $args = shift;
@@ -24,24 +45,29 @@ sub test_order {
 
   is_same_sql_bind(
     $rs->search ({}, {order_by => $args->{order_by}})->as_query,
-    "(
-      SELECT * FROM (
-        SELECT TOP 1 * FROM (
-          SELECT TOP 4 me.foo, me.bar, me.hello, me.goodbye, me.sensors, me.read_count FROM fourkeys me ORDER BY $args->{order_inner}
-        ) foo ORDER BY $args->{order_outer}
-      ) bar
-      $req_order
+    "(SELECT
+      me__id, source, owner, title, price, owner__id, name FROM
+      (SELECT
+        TOP 1 me__id, source, owner, title, price, owner__id, name FROM
+         (SELECT
+           TOP 4 me.id AS me__id, me.source, me.owner, me.title, me.price, owner.id AS owner__id, owner.name FROM
+           books me
+           JOIN owners owner ON owner.id = me.owner
+           WHERE ( source = ? )
+           ORDER BY $args->{order_inner}
+         ) me ORDER BY $args->{order_outer}
+      ) me $req_order
     )",
-    [],
+    [ [ source => 'Library' ] ],
   );
 }
 
 my @tests = (
   {
-    order_by => \ 'foo DESC',
+    order_by => \'foo DESC',
     order_req => 'foo DESC',
     order_inner => 'foo DESC',
-    order_outer => 'foo ASC' 
+    order_outer => 'foo ASC'
   },
   {
     order_by => { -asc => 'foo'  },
@@ -89,31 +115,38 @@ my @tests = (
     order_inner => 'foo ASC, bar DESC, hello ASC, sensors ASC',
     order_outer => 'foo DESC, bar ASC, hello DESC, sensors DESC',
   },
-  {
-    order_by => undef,
-    order_req => undef,
-    order_inner => 'foo ASC, bar ASC, hello ASC, goodbye ASC',
-    order_outer => 'foo DESC, bar DESC, hello DESC, goodbye DESC',
-  },
-  {
-    order_by => '',
-    order_req => undef,
-    order_inner => 'foo ASC, bar ASC, hello ASC, goodbye ASC',
-    order_outer => 'foo DESC, bar DESC, hello DESC, goodbye DESC',
-  },
-  {
-    order_by => {},
-    order_req => undef,
-    order_inner => 'foo ASC, bar ASC, hello ASC, goodbye ASC',
-    order_outer => 'foo DESC, bar DESC, hello DESC, goodbye DESC',
-  },
-  {
-    order_by => [],
-    order_req => undef,
-    order_inner => 'foo ASC, bar ASC, hello ASC, goodbye ASC',
-    order_outer => 'foo DESC, bar DESC, hello DESC, goodbye DESC',
-  },
 );
 
-plan (tests => scalar @tests);
+my @default_tests = ( undef, '', {}, [] );
+
+plan (tests => scalar @tests + scalar @default_tests + 1);
+
 test_order ($_) for @tests;
+default_test_order ($_) for @default_tests;
+
+
+is_same_sql_bind (
+  $rs->search ({}, { group_by => 'title', order_by => 'title' })->as_query,
+'(SELECT
+me.id, me.source, me.owner, me.title, me.price, owner.id, owner.name FROM
+   ( SELECT
+      id, source, owner, title, price FROM
+      ( SELECT
+         TOP 1 id, source, owner, title, price FROM
+         ( SELECT
+            TOP 4 me.id, me.source, me.owner, me.title, me.price FROM
+            books me  JOIN
+            owners owner ON owner.id = me.owner
+            WHERE ( source = ? )
+            GROUP BY title
+            ORDER BY title ASC
+         ) me
+         ORDER BY title DESC
+      ) me
+      ORDER BY title
+   ) me  JOIN
+   owners owner ON owner.id = me.owner WHERE
+   ( source = ? )
+   ORDER BY title)' ,
+  [ [ source => 'Library' ], [ source => 'Library' ] ],
+);