diff --git a/tests/RelationTestCase.php b/tests/RelationTestCase.php
index 7de17e59b..c8837d694 100644
--- a/tests/RelationTestCase.php
+++ b/tests/RelationTestCase.php
@@ -37,6 +37,73 @@ class Doctrine_Relation_TestCase extends Doctrine_UnitTestCase {
     public function prepareTables() 
     {
         $this->tables = array('RelationTest', 'RelationTestChild', 'Group', 'Groupuser', 'User', 'Email', 'Account', 'Phonenumber');
+        
+        parent::prepareTables();
+    }
+
+    public function testInitData() 
+    {
+        $user = new User();
+        
+        $user->name = 'zYne';
+        $user->Group[0]->name = 'Some Group';
+        $user->Group[1]->name = 'Other Group';
+        $user->Group[2]->name = 'Third Group';
+        
+        $user->Phonenumber[0]->phonenumber = '123 123';
+        $user->Phonenumber[1]->phonenumber = '234 234';
+        $user->Phonenumber[2]->phonenumber = '456 456';
+        
+        $user->Email->address = 'someone@some.where';
+
+        $user->save();
+    }
+    
+    public function testUnlinkSupportsManyToManyRelations()
+    {
+        $users = Doctrine_Query::create()->from('User u')->where('u.name = ?', array('zYne'))->execute();
+        
+        $user = $users[0];
+        
+        $this->assertEqual($user->Group->count(), 3);
+        
+        $user->unlink('Group', array(2, 3, 4));
+        
+        $this->assertEqual($user->Group->count(), 0);
+        
+        $this->conn->clear();
+        
+        $groups = Doctrine_Query::create()->from('Group g')->execute();
+
+        $this->assertEqual($groups->count(), 3);
+
+        $links = Doctrine_Query::create()->from('GroupUser gu')->execute();
+
+        $this->assertEqual($links->count(), 0);
+    }
+
+    public function testUnlinkSupportsOneToManyRelations()
+    {
+    	$this->conn->clear();
+
+        $users = Doctrine_Query::create()->from('User u')->where('u.name = ?', array('zYne'))->execute();
+        
+        $user = $users[0];
+        
+        $this->assertEqual($user->Phonenumber->count(), 3);
+        
+        $user->unlink('Phonenumber', array(1, 2, 3));
+        
+        $this->assertEqual($user->Phonenumber->count(), 0);
+        
+        $this->conn->clear();
+        
+        $phonenumber = Doctrine_Query::create()->from('Phonenumber p')->execute();
+
+        $this->assertEqual($phonenumber->count(), 3);
+        $this->assertEqual($phonenumber[0]->entity_id, null);
+        $this->assertEqual($phonenumber[1]->entity_id, null);
+        $this->assertEqual($phonenumber[2]->entity_id, null);  
     }
 
     public function testOneToManyTreeRelationWithConcreteInheritance() {