'Verify that course can not be created with same course_id with different case.'

@ddt.data(ModuleStoreEnum.Type.split, ModuleStoreEnum.Type.mongo)
def test_duplicate_course_error_with_different_case_ids(self, default_store):

    self._initialize_mixed(mappings={})
    with self.store.default_store(default_store):
        self.store.create_course('org_x', 'course_y', 'run_z', self.user_id)
        with self.assertRaises(DuplicateCourseError):
            self.store.create_course('ORG_X', 'COURSE_Y', 'RUN_Z', self.user_id)
