added test case for using aggregate functions in the orderby/having

tests/Query/MysqlSubqueryHavingTestCase.php

+<?php
+/*
+ *  $Id$
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * This software consists of voluntary contributions made by many individuals
+ * and is licensed under the LGPL. For more information, see
+ * <http://www.phpdoctrine.com>.
+ */
+
+/**
+ * Doctrine_Query_MysqlSubquery_TestCase
+ *
+ * @package     Doctrine
+ * @author      Konsta Vesterinen <kvesteri@cc.hut.fi>
+ * @license     http://www.opensource.org/licenses/lgpl-license.php LGPL
+ * @category    Object Relational Mapping
+ * @link        www.phpdoctrine.com
+ * @since       1.0
+ * @version     $Revision$
+ */
+class Doctrine_Query_MysqlSubqueryHaving_TestCase extends Doctrine_UnitTestCase 
+{
+    public function setUp()
+    {
+        $this->dbh = new Doctrine_Adapter_Mock('mysql');
+        $this->conn = Doctrine_Manager::getInstance()->openConnection($this->dbh);
+    }
+
+    public function testGetLimitSubqueryWithHavingOnAggregateValues()
+    {
+        $q = new Doctrine_Query();
+        $q->select('u.name, COUNT(DISTINCT a.id) num_albums');
+        $q->from('User u, u.Album a');
+        $q->orderby('num_albums DESC');
+        $q->having('num_albums > 0');
+        $q->groupby('u.id');
+        $q->limit(5);
+
+        $q->execute();
+
+        $this->dbh->pop();
+
+        $this->assertEqual($this->dbh->pop(), 'SELECT DISTINCT e2.id, COUNT(DISTINCT a2.id) AS a2__0 FROM entity e2 LEFT JOIN album a2 ON e2.id = a2.user_id WHERE (e2.type = 0) GROUP BY e2.id HAVING a2__0 > 0 ORDER BY a2__0 LIMIT 5');
+    }
+}
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