def testGetByKeyName(self):
self.elem._children_save = '{1,2,3}'
self.elem._children = None
self.mox.StubOutWithMock(map_element.db.Model, 'get')
map_element.db.Model.get('1').AndReturn(self.elem)
self.mox.ReplayAll()
elem = MapElement.get('1')
self.assertEqual(elem._children, ['1', '2', '3'], elem._children)
self.mox.VerifyAll()
