try {
                Thread.sleep(1000);
            } catch (InterruptedException ignore) {}
            deferred.resolve(new SuggestResponse("", 0, Collections.emptyList(), 0, null));
        });
        th.start();

        final CountDownLatch latch = new CountDownLatch(1);
        deferred.promise().then(response -> latch.countDown());
        assertTrue(latch.await(10, TimeUnit.SECONDS));
    }

    @Test

    return new CheckedCallable<String>() {
      @Override
      protected String realCall() {
        try {
          latch.await();
        } catch (InterruptedException quittingTime) {
        }
        return TEST_STRING;
      }
    };
  }

  public Runnable awaiter(final CountDownLatch latch) {
    return new CheckedRunnable() {

                        verifyChecksum(sha1ChecksumObserver, destination, temp, remotePath, ".sha1", wagon);
                    } catch (ChecksumFailedException e) {
                        // if we catch a ChecksumFailedException, it means the transfer/read succeeded, but the
                        // checksum doesn't match. This could be a problem with the server (ibiblio HTTP-200 error

                } catch (final Exception e) {
                    logger.warn("Could not close a process error stream.", e);
                } finally {
                    latch.countDown();
                }
            }, "ProcessCloser-error-" + sessionId).start();
            new Thread(() -> {
                try {
                    CloseableUtil.closeQuietly(process.getOutputStream());
                } catch (final Exception e) {

  /** Invokes {@code latch.}{@link CountDownLatch#await() await()} uninterruptibly. */
  @J2ktIncompatible
  @GwtIncompatible // concurrency
  public static void awaitUninterruptibly(CountDownLatch latch) {
    boolean interrupted = false;
    try {
      while (true) {
        try {
          latch.await();
          return;
        } catch (InterruptedException e) {
          interrupted = true;

  /** Invokes {@code latch.}{@link CountDownLatch#await() await()} uninterruptibly. */
  @J2ktIncompatible
  @GwtIncompatible // concurrency
  public static void awaitUninterruptibly(CountDownLatch latch) {
    boolean interrupted = false;
    try {
      while (true) {
        try {
          latch.await();
          return;
        } catch (InterruptedException e) {
          interrupted = true;

      fail();
    } catch (IllegalArgumentException expected) {
    }
    try {
      MediaType.parse("te<t/plain");
      fail();
    } catch (IllegalArgumentException expected) {
    }
    try {
      MediaType.parse("text/pl@in");
      fail();
    } catch (IllegalArgumentException expected) {
    }
    try {
      MediaType.parse("text/plain;");
      fail();

                upgradeFromAll();

                saveInfo(messages -> messages.addSuccessStartedDataUpdate(GLOBAL));

                systemHelper.reloadConfiguration();
            } catch (final Exception e) {
                logger.warn("Failed to upgrade data.", e);
                saveError(messages -> messages.addErrorsFailedToUpgradeFrom(GLOBAL, VERSION_13_0, e.getLocalizedMessage()));
            }

      fail();
    } catch (IllegalArgumentException expected) {
    }
    try {
      MediaType.parse("te<t/plain");
      fail();
    } catch (IllegalArgumentException expected) {
    }
    try {
      MediaType.parse("text/pl@in");
      fail();
    } catch (IllegalArgumentException expected) {
    }
    try {
      MediaType.parse("text/plain;");
      fail();

      } catch (ArithmeticException expected) {
      }
    }
  }

  @GwtIncompatible // DoubleMath.roundToInt(double, RoundingMode)
  public void testRoundNaNToIntAlwaysFails() {
    for (RoundingMode mode : ALL_ROUNDING_MODES) {
      try {
        DoubleMath.roundToInt(Double.NaN, mode);
        fail("Expected ArithmeticException");
      } catch (ArithmeticException expected) {
      }