assertEquals("\\/", getQuery("/", new String[0], Collections.emptyMap(), Collections.emptyMap(), true));
        assertEquals("aaa\\/bbb", getQuery("aaa/bbb", new String[0], Collections.emptyMap(), Collections.emptyMap(), true));
        assertEquals("\\\\", getQuery("\\", new String[0], Collections.emptyMap(), Collections.emptyMap(), true));

        assertEquals(ChatIntent.SEARCH, result.getIntent());
        assertEquals("", result.getQuery());
    }

    @Test
    public void test_search_withNullQuery() {
        final IntentDetectionResult result = IntentDetectionResult.search(null, "test");

        assertEquals(ChatIntent.SEARCH, result.getIntent());
        assertNull(result.getQuery());
    }

    @Test
    public void test_search_withSimpleQuery() {

            buf.append(requestedTime);
            final String[] relatedQueries = relatedQueryHelper.getRelatedQueries(params.getQuery());
            buf.append(",\"related_query\":");
            buf.append(escapeJson(relatedQueries));
            final String[] relatedContents = relatedContentHelper.getRelatedContents(params.getQuery());
            buf.append(",\"related_contents\":");
            buf.append(escapeJson(relatedContents));

        return intent;
    }

    /**
     * Returns the Fess query string for search.
     *
     * @return the Fess query string, or null if not available
     */
    public String getQuery() {
        return query;
    }

    /**
     * Returns the document URL for summary intent.
     *
     * @return the document URL
     */
    public String getDocumentUrl() {
        return documentUrl;

            this.startPosition = startPosition;
            this.pageSize = pageSize;
            this.offset = offset;
        }

        @Override
        public String getQuery() {
            return null;
        }

        @Override
        public Map<String, String[]> getFields() {
            return null;
        }

        @Override

            this.startPosition = startPosition;
            this.pageSize = pageSize;
            this.offset = offset;
        }

        @Override
        public String getQuery() {
            return null;
        }

        @Override
        public Map<String, String[]> getFields() {
            return null;
        }

        @Override

                    System.currentTimeMillis() - startTime);
            if (logger.isDebugEnabled()) {
                logger.debug("[RAG:INTENT] Intent detection completed. intent={}, query={}, reasoning={}, elapsedTime={}ms",
                        result.getIntent(), result.getQuery(), result.getReasoning(), System.currentTimeMillis() - startTime);
            }

                searchResult = searchByUrl(intentResult.getDocumentUrl());
            } else {
                final String query = StringUtil.isBlank(intentResult.getQuery()) ? userMessage : intentResult.getQuery();
                searchResult = searchWithQueryAndMetadata(query, safeFields, safeExtraQueries);

                // Fallback: regenerate query if no results

            this.startPosition = startPosition;
            this.pageSize = pageSize;
            this.offset = offset;
        }

        @Override
        public String getQuery() {
            return null;
        }

        @Override
        public Map<String, String[]> getFields() {
            return null;
        }

        @Override

        query = queryParser.createDefaultFilterChain().parse("fess^10");
        assertEquals(BoostQuery.class, query.getClass());
        assertEquals("_default:fess", ((BoostQuery) query).getQuery().toString());
        assertEquals(10.0f, ((BoostQuery) query).getBoost());

        query = queryParser.createDefaultFilterChain().parse("\"fess\"");
        assertEquals(TermQuery.class, query.getClass());