public void setUp() throws Exception {
        super.setUp();
        languageHelper = new LanguageHelper();
        languageHelper.langFields = new String[] { "title", "content" };
    }

    public void test_createScript() {
        Map<String, Object> doc = new HashMap<>();
        assertEquals("aaa", languageHelper.createScript(doc, "aaa").getIdOrCode());

        doc.put("lang", "ja");