diff --git a/tests/Doctrine/Tests/Models/DirectoryTree/AbstractContentItem.php b/tests/Doctrine/Tests/Models/DirectoryTree/AbstractContentItem.php
index d48b6e19c..d2ba439a0 100644
--- a/tests/Doctrine/Tests/Models/DirectoryTree/AbstractContentItem.php
+++ b/tests/Doctrine/Tests/Models/DirectoryTree/AbstractContentItem.php
@@ -46,6 +46,13 @@ abstract class AbstractContentItem
      */
     private $nodeIsLoaded = false;
 
+    /**
+     * This field is transient on purpose
+     *
+     * @var mixed
+     */
+    public static $fileSystem;
+
     public function __construct(Directory $parentDir = null)
     {
         $this->parentDirectory = $parentDir;
diff --git a/tests/Doctrine/Tests/ORM/Mapping/ClassMetadataTest.php b/tests/Doctrine/Tests/ORM/Mapping/ClassMetadataTest.php
index 4a7882862..a6aafce96 100644
--- a/tests/Doctrine/Tests/ORM/Mapping/ClassMetadataTest.php
+++ b/tests/Doctrine/Tests/ORM/Mapping/ClassMetadataTest.php
@@ -1188,6 +1188,12 @@ class ClassMetadataTest extends \Doctrine\Tests\OrmTestCase
             ],
             $propertyNames
         );
+
+        $this->assertNotContains(
+            'Doctrine\Tests\Models\DirectoryTree\AbstractContentItem::fileSystem',
+            $propertyNames,
+            'Abstract properties should not be part of class metadata information'
+        );
     }
 }