return "";
                case FessConfig.INDEX_ADMIN_DOUBLE_FIELDS:
                    return "";
                case FessConfig.INDEX_ADMIN_DATE_FIELDS:
                    return "expires,start_time,end_time";
                case FessConfig.INDEX_ADMIN_REQUIRED_FIELDS:
                    return "url,title,role,boost";
                case FessConfig.INDEX_ADMIN_ARRAY_FIELDS:
                    return "alerts,roles";

    public void test_waitForNext_withPositiveInterval() throws InterruptedException {
        configHelper.setReloadInterval(20L);

        long startTime = System.currentTimeMillis();
        configHelper.waitForNext();
        long endTime = System.currentTimeMillis();

        long elapsed = endTime - startTime;
        assertTrue("Expected at least 15ms sleep, got " + elapsed + "ms", elapsed >= 15);

            DELETE FROM testOperation WHERE testExecution IN (SELECT id FROM testExecution WHERE startTime < NOW() - INTERVAL 365 DAY);
            DELETE FROM testExecution WHERE startTime < NOW() - INTERVAL 365 DAY;
            SELECT "results.testExecution count:" as database_table, COUNT(*) as stale_records FROM testExecution WHERE startTime < NOW() - INTERVAL 365 DAY;
            USE cross_build_results;

        private final AtomicLong executeTime = new AtomicLong(0);
        private final AtomicBoolean committed = new AtomicBoolean(false);
        private final long startTime = System.currentTimeMillis();

        @Override
        public void store(DataStoreParams paramMap, Map<String, Object> dataMap) {
            documentCount.incrementAndGet();
        }

        @Override

                    System.currentTimeMillis() - startTime);
            throw e;
        } catch (final Exception e) {
            logger.warn("[LLM] Chat request failed with unexpected error. llmType={}, error={}, elapsedTime={}ms", llmType, e.getMessage(),
                    System.currentTimeMillis() - startTime, e);
            throw new LlmException("LLM chat request failed", e);
        }
    }

            // Should complete even with slow searcher
            final long startTime = System.currentTimeMillis();
            final List<Map<String, Object>> results = processor.search("*", new TestSearchRequestParams(0, 10, 0), OptionalThing.empty());
            final long elapsed = System.currentTimeMillis() - startTime;

            assertNotNull(results);

            callback.onError("llm", e.getErrorCode());
            throw e;
        } catch (final Exception e) {
            logger.warn("[RAG] Unexpected error during enhanced chat. sessionId={}, error={}, elapsedTime={}ms", session.getSessionId(),
                    e.getMessage(), System.currentTimeMillis() - startTime, e);

        @Override
        public void store(final DataStoreParams paramMap, final Map<String, Object> dataMap) {
            // Simplified store for testing
            systemHelper.calibrateCpuLoad();
            final long startTime = systemHelper.getCurrentTimeAsLong();

            // Required check
            final Object urlObj = dataMap.get(fessConfig.getIndexFieldUrl());
            if (urlObj == null) {

                                    <tr>
                                        <th><la:message key="labels.joblog_startTime"/></th>
                                        <td>${f:h(startTime)}<la:hidden property="startTime"/></td>
                                    </tr>
                                    <tr>
                                        <th><la:message key="labels.joblog_endTime"/></th>

                // Ignore
            }
        });
        testThread.start();

        long startTime = System.currentTimeMillis();
        method.invoke(crawler, testThread);
        long endTime = System.currentTimeMillis();

        assertTrue("Thread should have been joined", endTime - startTime >= 100);
    }

    // Test destroyContainer private static method via reflection
    @Test