def test_serialize_unserialize(self):
dt = datetime(2011, 7, 9, 13, 14, 15)
id = 59034
sid = SessionID(id, dt)
data = sid.serialize()
SessionID(123)
restored_sid = sid.unserialize(data)
self.assertEqual(sid.id, restored_sid.id)
self.assertEqual(sid.created, restored_sid.created)
