// or we can just check for the prefix and suffix.
    // For this test, I'll add a helper in the response class to get super.toString()
    // Or, more simply, check the format of the string.
    @Test
    void testToStringFormat() {
        String str = response.toString();
        assert (str.startsWith("TransTransactNamedPipeResponse["));
        assert (str.endsWith("]"));
    }
}