### 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.

        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);
    }

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

        long startTime = System.currentTimeMillis();

    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);
        }

    }

    @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

        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());

    val startNanos = System.nanoTime()
    assertFailsWith<InterruptedIOException> {
      stream.takeHeaders()
    }
    val elapsedNanos = System.nanoTime() - startNanos
    awaitWatchdogIdle()
    // 200ms delta
    assertThat(TimeUnit.NANOSECONDS.toMillis(elapsedNanos).toDouble())
      .isCloseTo(500.0, 200.0)
    assertThat(connection.openStreamCount()).isEqualTo(0)