assertEquals(Locale.SIMPLIFIED_CHINESE, fessConfig.getQueryLocaleFromName("test_zh_cn"));
        assertEquals(Locale.TRADITIONAL_CHINESE, fessConfig.getQueryLocaleFromName("test_zh_TW"));
    }

    public void test_isValidUserCode() {
        FessProp.propMap.clear();
        FessConfig fessConfig = new FessConfig.SimpleImpl() {
            @Override