documentItems = searchInternal(query, params, userBean);
        }

        data.setDocumentItems(documentItems);

        // search
        final QueryResponseList queryResponseList = (QueryResponseList) documentItems;
        data.setFacetResponse(queryResponseList.getFacetResponse());

        @SuppressWarnings("unchecked")

        documentItems.add(doc2);

        searchRenderData.setDocumentItems(documentItems);
        assertEquals(documentItems, searchRenderData.getDocumentItems());
        assertEquals(2, searchRenderData.getDocumentItems().size());
        assertEquals("Test Document 1", searchRenderData.getDocumentItems().get(0).get("title"));
    }

    public void test_setAndGetFacetResponse() {
        // Test with null

     *
     * @param queryId the unique identifier for the search query
     * @param documentItems the list of document maps containing search results
     */
    public void storeQueryId(final String queryId, final List<Map<String, Object>> documentItems) {
        LaRequestUtil.getOptionalRequest().map(req -> req.getSession(false)).ifPresent(session -> {

         */
        public void register(final RenderData data) {
            RenderDataUtil.register(data, "queryId", queryId);
            RenderDataUtil.register(data, "documentItems", documentItems);
            RenderDataUtil.register(data, "facetResponse", facetResponse);
            RenderDataUtil.register(data, "appendHighlightParams", appendHighlightParams);

         * @param data The render data.
         */
        public void register(final RenderData data) {
            RenderDataUtil.register(data, "queryId", queryId);
            RenderDataUtil.register(data, "documentItems", documentItems);
            RenderDataUtil.register(data, "facetResponse", facetResponse);
            RenderDataUtil.register(data, "appendHighlightParams", appendHighlightParams);

            buf.append(escapeJson(relatedContents));
            buf.append(',');
            buf.append("\"data\":[");
            if (!documentItems.isEmpty()) {
                boolean first1 = true;
                for (final Map<String, Object> document : documentItems) {
                    if (!first1) {
                        buf.append(',');
                    } else {
                        first1 = false;