Entity to test a mapped superclass

Backport of https://github.com/doctrine/doctrine2/pull/1377/files to branch 2.5

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

@@ -169,3 +169,21 @@ class Avatar
     /** @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;
+}