def test_case_index_support_relationship(self):
        case_index = CaseIndex(tag='mother', relationship='extension')
        self.assertEqual(case_index.relationship, 'extension')
test that when a kwarg's default value has an equals
dataset/ETHPy150Open dimagi/commcare-hq/corehq/apps/app_manager/tests/test_extension_case.py/CaseIndexTests.test_case_index_support_relationship--crossover with--dataset/ETHPy150Open nalourie/django-macros/build/lib/macros/tests.py/MacrosTests.test_define_macro_with_equals_sign