urlConvertHelper.add("fuga", "hoge");
        urlConvertHelper.add("http/hoge", "peke");

        url = "http://hoge.com/http/fuga.html";
        assertEquals("http://hoge.com/peke.html", urlConvertHelper.convert(url));

        url = "tp://hoge.com/http/fuga.html";
        assertEquals("http://hoge.com/peke.html", urlConvertHelper.convert(url));
    }

    public void test_convert_null() {
        String url;

        },
        "hungarian_keywords": {
          "type":       "keyword_marker",
          "keywords": ["Helló", "világ", "keresés"]
        },
        "hungarian_stemmer": {