Merge pull request #1377 from fprochazka/bugfix/paginator

LimitSubqueryOutputWalker: fix aliasing of property in OrderBy from MappedSuperclass

lib/Doctrine/ORM/Tools/Pagination/LimitSubqueryOutputWalker.php

@@ -438,7 +438,9 @@ class LimitSubqueryOutputWalker extends SqlWalker
                 // Field was declared in a parent class, so we need to get the proper SQL table alias
                 // for the joined parent table.
                 $otherClassMetadata = $this->em->getClassMetadata($fieldMapping['declared']);
-                $sqlTableAliasForFieldAlias = $this->getSQLTableAlias($otherClassMetadata->getTableName(), $dqlAliasForFieldAlias);
+                if (!$otherClassMetadata->isMappedSuperclass) {
+                    $sqlTableAliasForFieldAlias = $this->getSQLTableAlias($otherClassMetadata->getTableName(), $dqlAliasForFieldAlias);
+                }
             }
 
             // Compose search/replace patterns

tests/Doctrine/Tests/ORM/Tools/Pagination/LimitSubqueryOutputWalkerTest.php

@@ -350,5 +350,24 @@ ORDER BY b.id DESC'
             $query->getSQL()
         );
     }
+
+    /**
+     * This tests ordering by property that has the 'declared' field.
+     */
+    public function testLimitSubqueryOrderByFieldFromMappedSuperclass()
+    {
+        $this->entityManager->getConnection()->setDatabasePlatform(new MySqlPlatform());
+
+        // now use the third one in query
+        $query = $this->entityManager->createQuery(
+            'SELECT b FROM Doctrine\Tests\ORM\Tools\Pagination\Banner b ORDER BY b.id DESC'
+        );
+        $query->setHint(Query::HINT_CUSTOM_OUTPUT_WALKER, 'Doctrine\ORM\Tools\Pagination\LimitSubqueryOutputWalker');
+
+        $this->assertEquals(
+            'SELECT DISTINCT id_0 FROM (SELECT b0_.id AS id_0, b0_.name AS name_1 FROM Banner b0_) dctrn_result ORDER BY id_0 DESC',
+            $query->getSQL()
+        );
+    }
 }
 

tests/Doctrine/Tests/ORM/Tools/Pagination/PaginationTestCase.php

@@ -168,4 +168,23 @@ class Avatar
     public $image_width;
     /** @Column(type="string", length=255) */
     public $image_alt_desc;
-}
+}
+
+/** @MappedSuperclass */
+abstract class Identified
+{
+    /** @Id @Column(type="integer") @GeneratedValue */
+    private $id;
+
+    public function getId()
+    {
+        return $this->id;
+    }
+}
+
+/** @Entity */
+class Banner extends Identified
+{
+    /** @Column(type="string") */
+    public $name;
+}