### Healing

    val bodySource = response.body.source()
    assertThat(bodySource.readByte()).isEqualTo('d'.code.toByte())

    // The second byte of this request will be delayed by 750ms so we should time out after 250ms.
    val startNanos = System.nanoTime()
    bodySource.use {
      assertFailsWith<IOException> {
        bodySource.readByte()
      }.also { expected ->
        // Timed out as expected.

                .searchTimeout("50s")
                .indexTimeout("200s")
                .bulkTimeout("300s")
                .indicesTimeout("150s")
                .clusterTimeout("250s");

        SuggestSettings settings = builder.build(client, id);

        assertNotNull(settings);
        assertEquals("custom_index", builder.settingsIndexName);

    private HandleInfo testHandle;

    @BeforeEach
    public void setUp() {
        MockitoAnnotations.openMocks(this);
        reconnector = new HandleReconnector(mockManager, 2, 50); // 2 retries, 50ms delay

        HandleGuid guid = new HandleGuid();
        byte[] fileId = new byte[16];
        for (int i = 0; i < 16; i++) {
            fileId[i] = (byte) (i + 1);
        }

        assertTrue("Expected at least 15ms sleep, got " + elapsed + "ms", elapsed >= 15);
        // Generous tolerance for CI environments like GitHub Actions
        assertTrue("Expected less than 200ms sleep, got " + elapsed + "ms", elapsed < 200);
    }

    @Test
    public void test_waitForNext_withZeroInterval() {
        configHelper.setReloadInterval(0L);

        long startTime = System.currentTimeMillis();

    }

    @Test
    public void testRdmaErrorHandlerBehavior() {
        RdmaStatistics stats = new RdmaStatistics();
        RdmaErrorHandler errorHandler = new RdmaErrorHandler(stats, 3, 50); // 3 retries, 50ms delay

        assertNotNull(errorHandler, "Error handler should not be null");

        // Test error classification for different exception types

        // Ensure alive starts as true
        assertTrue(dataStore.alive);

        final int readerThreadCount = 5;
        final long testDurationMs = 200; // Run for 200ms
        final Thread[] readerThreads = new Thread[readerThreadCount];
        final java.util.List<Boolean>[] observations = new java.util.List[readerThreadCount];
        final CountDownLatch startLatch = new CountDownLatch(1);

        DirectoryCacheEntry entry = directoryLeaseManager.getCacheEntry(directoryPath);
        assertNotNull(entry);

        // Set very short expiration time
        entry.setMaxAge(50); // 50ms

        // Update cache
        List<SmbFile> files = Arrays.asList(mockFile1);
        directoryLeaseManager.updateDirectoryCache(directoryPath, files);

        assertTrue(entry.isComplete());

        }
        fail("could not start job.");
    }

    protected static void waitJob(final String namePrefix) {
        Boolean isRunning = false;
        int count = 0;
        long sleepTime = 50; // Start with 50ms

        // Wait until the crawler starts (with exponential backoff)
        while (count < 1500 && !isRunning) {
            ThreadUtil.sleep(sleepTime);
            count++;

                "              <div class=\"wistia_swatch\" style=\"height:100%;left:0;opacity:0;overflow:hidden;position:absolute;top:0;transition:opacity 200ms;width:100%;\"> \n" +