def test_outcome_service(self):
        self.assertTrue(self.tp.is_outcome_service())
        self.tp.lis_result_sourcedid = None
        self.assertFalse(self.tp.is_outcome_service())
Should recognize an outcome service.
dataset/ETHPy150Open tophatmonocle/ims_lti_py/tests/tool_provider_tests.py/TestToolProvider.test_outcome_service