@Test
    public void test_escapeHtml_scriptTag() {
        assertEquals("&lt;script&gt;alert(&#39;xss&#39;)&lt;/script&gt;", chatClient.testEscapeHtml("<script>alert('xss')</script>"));
    }

    // ========== buildGoUrl tests ==========

    @Test
    public void test_buildGoUrl_basic() {
        final String url = chatClient.testBuildGoUrl("", "doc123", "query456", 1710000000L, 0);

     * @param requestedTime the requested time from the search
     * @param order the order index of the document
     * @return the go URL, or null if docId or queryId is null
     */
    protected String buildGoUrl(final String contextPath, final String docId, final String queryId, final long requestedTime,
            final int order) {
        if (docId == null || queryId == null) {
            return null;
        }