* @param url the HTML URL
     * @return the URL with text fragment parameters
     */
    protected String appendHTMLSearchWord(final Map<String, Object> document, final String url) {
        final TextFragment[] textFragments = (TextFragment[]) document.get(Constants.TEXT_FRAGMENTS);
        if (textFragments != null) {
            final StringBuilder buf = new StringBuilder(1000);
            buf.append(url).append("#:~:");

        assertEquals(url, viewHelper.appendHTMLSearchWord(document, url));

        ViewHelper.TextFragment[] fragments = new ViewHelper.TextFragment[2];
        fragments[0] = new ViewHelper.TextFragment(null, "test", null, null);
        fragments[1] = new ViewHelper.TextFragment(null, "example", null, null);
        document.put("text_fragments", fragments);