def METHOD_NAME(self) -> None:
    """
    Test _bq_list_rows(), which should result in
    a response with 200 and previeable data.
    :return:
    """
    with app.test_request_context():
        response = MockClient().get_preview_data(
            params={"cluster": "test-project-x", "schema": "test-schema", "tableName": "foo"})
        self.assertEqual(json.loads(response.data).get('preview_data'), expected_results)
        self.assertEqual(response.status_code, HTTPStatus.OK)