o.objectPath(0), "", ReadOptions{})
				if err != nil {
					time.Sleep(retryDelay250)
					retries++
					continue
				}
				break
			}
		}
		retryWait := func() {
			retries++
			if retries == 1 {
				time.Sleep(retryDelay)
			} else {
				time.Sleep(retryDelay250)
			}
		}
		// Load first part metadata...

    assertEquals(1, service.numIterations.get());
    service.stopAsync();
    service.secondBarrier.await();
    service.awaitTerminated();
    // Sleep for a while just to ensure that our task wasn't called again.
    Thread.sleep(UNIT.toMillis(3 * DELAY));
    assertEquals(1, service.numIterations.get());
  }

  public void testCustomScheduler_deadlock() throws InterruptedException, BrokenBarrierException {

                return;
            }
            ThreadUtil.sleep(1000L);
        }
        fail("could not start job.");
    }

    protected static void waitJob(final String namePrefix) {
        Boolean isRunning = false;
        int count = 0;

        while (count < 300 && !isRunning) { // Wait until the crawler starts
            ThreadUtil.sleep(500);
            count++;

      Request.Builder()
        .url(server.url("/"))
        .build()
    val call = client.newCall(request)
    call.timeout().timeout(250, TimeUnit.MILLISECONDS)
    val response = call.execute()
    Thread.sleep(500)
    assertFailsWith<IOException> {
      response.body.source().readUtf8()
    }.also { expected ->
      assertThat(expected.message).isEqualTo("timeout")
      assertThat(call.isCanceled()).isTrue()
    }

   * response is ready.
   */
  @Test
  fun dispatchBlocksWaitingForEnqueue() {
    Thread {
      try {
        Thread.sleep(1000)
      } catch (ignored: InterruptedException) {
      }
      server.enqueue(MockResponse().setBody("enqueued in the background"))
    }.start()
    val connection = server.url("/").toUrl().openConnection()

                    final long interval = updateInterval - updateTime;
                    if (interval > 0) {
                        // sleep
                        ThreadUtil.sleep(interval); // 10 sec (default)
                    }

                    systemHelper.calibrateCpuLoad();
                    systemHelper.waitForNoWaitingThreads();

                dataCrawlingThreadStatusList.set(startedCrawlerNum, Constants.RUNNING);
                startedCrawlerNum++;
                activeCrawlerNum++;
                ThreadUtil.sleep(crawlingExecutionInterval);
                continue;
            }

            // check status
            for (int i = 0; i < startedCrawlerNum; i++) {

	t := time.Now()
	return func() {
		doneAt := time.Now()
		d.Sleep(ctx, doneAt.Sub(t))
	}
}

// Sleep sleeps the specified time multiplied by the sleep factor.
// If the factor is updated the sleep will be done again with the new factor.
func (d *dynamicSleeper) Sleep(ctx context.Context, base time.Duration) {
	for {
		// Grab current values
		d.mu.RLock()

   * response is ready.
   */
  @Test
  fun dispatchBlocksWaitingForEnqueue() {
    Thread {
      try {
        Thread.sleep(1000)
      } catch (ignored: InterruptedException) {
      }
      server.enqueue(
        MockResponse.Builder()
          .body("enqueued in the background")
          .build(),
      )
    }.start()

			if debugPrint {
				fmt.Printf("%v Connecting to %v: %v. Retrying.\n", c.Local, toDial, err)
			}
			sleep := defaultDialTimeout + time.Duration(rng.Int63n(int64(defaultDialTimeout)))
			next := dialStarted.Add(sleep / 2)
			sleep = time.Until(next).Round(time.Millisecond)
			if sleep < 0 {
				sleep = 0
			}
			gotState := c.State()
			if gotState == StateShutdown {
				return
			}