def test_enable_s390x_success(self, mock_load, mock_write, mock_is_file, mock_shutil): """ Unittest to enable SMT success scenario. """ smt_val = '1' name = "dummy" mock_is_file.return_value = True mock_shutil.return_value = {} mock_write.return_value = {} mock_load.return_value = {} smtmodel = SmtModel() smtmodel.enable_smt_s390x(name, smt_val)