if (firstChild instanceof Text) {
                firstChild.setTextContent(firstChild.getTextContent().replaceFirst("^\\s+", ""));
            }
            Node lastChild = element.getLastChild();
            if (lastChild instanceof Text) {
                lastChild.setTextContent(lastChild.getTextContent().replaceFirst("\\s+$", ""));
            }
            valueTitles.add(element);
        }

        final ByteArrayInputStream is = new ByteArrayInputStream(html.getBytes("UTF-8"));
        parser.parse(new InputSource(is));
        Node node = parser.getDocument().getFirstChild().getLastChild().getFirstChild();
        return tag.matches(node);
    }

    public void test_normalizeQueryLanguages() {
        FessProp.propMap.clear();
        FessConfig fessConfig = new FessConfig.SimpleImpl() {