}

    public void test_normalizeQueryLanguages() {
        FessProp.propMap.clear();
        FessConfig fessConfig = new FessConfig.SimpleImpl() {
            @Override
            public String getQueryLanguageMapping() {
                return "ja=ja\nzh_cn=zh-cn\nzh_TW=zh-tw\nzh=zh-cn";
            }
        };

        assertArrays(new String[] {}, fessConfig.normalizeQueryLanguages(new String[] {}));