    def test_get_response_requests_exception(self, mock_get):
        mock_response = mock.Mock()
        mock_response.status_code = 500
        mock_response.text = "Server Error"
        exception_message = "Some requests exception"
        requests_exception = requests.RequestException(exception_message)
        mock_response.raise_for_status.side_effect = requests_exception
        mock_get.return_value = mock_response

        url = "https://example.com/"
        query_runner = BaseHTTPQueryRunner({})
        response, error = query_runner.get_response(url)
        mock_get.assert_called_once_with("get", url, auth=None)
        self.assertIsNotNone(error)
        self.assertEqual(exception_message, error)