@mock.patch('airflow.providers.google.cloud.hooks.bigquery.BigQueryHook.get_service')
def test_description(self, mock_get_service):
    bq_cursor = self.hook.get_cursor()
    with pytest.raises(NotImplementedError):
        bq_cursor.description
@mock.patch('airflow.providers.google.cloud.hooks.bigquery.BigQueryHook.get_service')
def test_description(self, mock_get_service):
    bq_cursor = self.hook.get_cursor()
    with pytest.raises(NotImplementedError):
        bq_cursor.description