def test_open_subcase_action_default_relationship(self):
        action = OpenSubCaseAction(case_type='mother', case_name='Eva')
        self.assertEqual(action.relationship, 'child')
OpenSubCaseAction relationship should default to "child"
dataset/ETHPy150Open dimagi/commcare-hq/corehq/apps/app_manager/tests/test_extension_case.py/OpenSubCaseActionTests.test_open_subcase_action_default_relationship