def init(self): '''This method is invoked before each test case run in order to set common dependencies.''' self._model_facade = Mock() self._model_facade_cls = Mock(return_value=self._model_facade) self._db_conn = Mock() self._conn_manager = Mock() self._conn_manager.get_connection = Mock(return_value=self._db_conn) self._validator = PersonValidator( model_facade_cls=self._model_facade_cls, conn_manager=self._conn_manager)