text = "abc on exy";
        queries = new String[] { "on" };
        assertEquals("abc <strong>on</strong> exy", viewHelper.replaceHighlightQueries(text, queries));
    }

    public void test_escapeHighlight() {
        ViewHelper viewHelper = new ViewHelper();
        viewHelper.init();
        String text;

        text = "111 222" + viewHelper.originalHighlightTagPre + "aaa" + viewHelper.originalHighlightTagPost;