public function testHasManyPolymorphic()
{
$object = new UnsavedRelationListTest_DataObject();
$children = $object->RelatedObjects();
$children->add(new UnsavedRelationListTest_DataObject(array('Name' => 'A')));
$children->add(new UnsavedRelationListTest_DataObject(array('Name' => 'B')));
$children->add(new UnsavedRelationListTest_DataObject(array('Name' => 'C')));
$children = $object->RelatedObjects();
$this->assertDOSEquals(array(array('Name' => 'A'), array('Name' => 'B'), array('Name' => 'C')), $children);
$object->write();
$this->assertNotEquals($children, $object->RelatedObjects());
$this->assertDOSEquals(array(array('Name' => 'A'), array('Name' => 'B'), array('Name' => 'C')), $object->RelatedObjects());
}
