}

  /** Constructs a listenable future with a value available after the latch has counted down. */
  protected abstract <V> ListenableFuture<V> createListenableFuture(
      V value, @Nullable Exception except, CountDownLatch waitOn);

  /** Tests that the {@link Future#get()} method blocks until a value is available. */
  public void testGetBlocksUntilValueAvailable() throws Throwable {

    assertFalse(future.isDone());

        refresh();
        fileConfigId = getFileConfigIds(NAME_PREFIX).get(0);

        createJob();
        logger.info("Job is created");
        refresh();

        startJob(NAME_PREFIX);
        waitJob(NAME_PREFIX);
        refresh();
    }

    @BeforeEach
    protected void init() {
        refresh();
    }

    @AfterEach
    protected void tearDown() {
    }

    @AfterAll

  }

  /** Constructs a listenable future with a value available after the latch has counted down. */
  protected abstract <V> ListenableFuture<V> createListenableFuture(
      V value, @Nullable Exception except, CountDownLatch waitOn);

  /** Tests that the {@link Future#get()} method blocks until a value is available. */
  public void testGetBlocksUntilValueAvailable() throws Throwable {

    assertFalse(future.isDone());

        refresh();
        fileConfigId = getFileConfigIds(NAME_PREFIX).get(0);

        createJob();
        logger.info("Job is created");
        refresh();

        startJob(NAME_PREFIX);
        waitJob(NAME_PREFIX);
        refresh();
    }

    @BeforeEach
    protected void init() {
        refresh();
    }

    @AfterEach
    protected void tearDown() {
    }

    @AfterAll

                return;
            }
            ThreadUtil.sleep(100L);
        }
        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)

        webConfigId = getWebConfigIds(NAME_PREFIX).get(0);

        createJob();
        logger.info("Job is created: {}", webConfigId);
        refresh();

        startJob(NAME_PREFIX);
        waitJob(NAME_PREFIX);
        refresh();
    }

    @AfterAll
    protected static void tearDownAll() {
        // Clean up job logs
        final List<Map<String, Object>> jobLogList = readJobLog(NAME_PREFIX);

        webConfigId = getWebConfigIds(NAME_PREFIX).get(0);

        createJob();
        logger.info("Job is created: {}", webConfigId);
        refresh();

        startJob(NAME_PREFIX);
        waitJob(NAME_PREFIX);
        refresh();
    }

    @AfterAll
    protected static void tearDownAll() {
        // Clean up failure URL logs
        final Map<String, Object> requestBody = new HashMap<>();

        webConfigId = getWebConfigIds(NAME_PREFIX).get(0);

        createJob();
        logger.info("Job is created: {}", webConfigId);
        refresh();

        startJob(NAME_PREFIX);

        waitJob(NAME_PREFIX);
        refresh();
    }

    @BeforeEach
    protected void init() {
        refresh();
    }

    @AfterEach
    protected void tearDown() {
    }

    @AfterAll

        refresh();
        fileConfigId = getFileConfigIds(NAME_PREFIX).get(0);

        createJob();
        logger.info("Job is created");
        refresh();

        startJob(NAME_PREFIX);

        waitJob(NAME_PREFIX);
        refresh();
    }

    @BeforeEach
    protected void init() {
        refresh();
    }

    @AfterEach
    protected void tearDown() {
    }

    @AfterAll

      throws ExecutionException, TimeoutException {
    ExecutorService executor = newSingleThreadExecutor();
    Future<V> waiter = executor.submit(() -> input.get());

    try {
      return getUninterruptibly(waiter, timeout, unit);
    } catch (ExecutionException e) {
      propagateIfInstanceOf(e.getCause(), ExecutionException.class);