*
     * @param query the search query
     * @return a ChatSearchResult with documents and search metadata
     */
    protected ChatSearchResult searchDocuments(final String query) {
        return searchDocuments(query, Collections.emptyMap(), new String[0]);
    }

    /**
     * Searches for documents by URL.
     *
     * @param url the URL to search for

        }

        @Override
        protected ChatSearchResult searchDocuments(final String query) {
            searchDocumentsCalled = true;
            searchedQueries.add(query);
            return new ChatSearchResult(searchResultsToReturn, null, 0L);
        }

        @Override
        protected ChatSearchResult searchDocuments(final String query, final Map<String, String[]> fields, final String[] extraQueries) {