'Result always a tuple (`JenkinsResults`, Maybe[dict])'

@given(jenkins_build_results())
def test_result_types(self, info):

    (result, params) = merge_pr.jenkins_info_from_response(info)
    self.assertIn(result, list(merge_pr.JenkinsResults.iterconstants()))
    if (params is not None):
        self.assertIsInstance(params, dict)
