assertNotNull(resultUrl);

        url = "http://example.com/test.html#section";
        assertEquals(url, viewHelper.appendQueryParameter(document, url));
    }

    @Test
    public void test_appendHTMLSearchWord() {
        ViewHelper viewHelper = new ViewHelper();
        viewHelper.init();

        Map<String, Object> document = new HashMap<>();
        String url = "http://example.com/test.html";