}
  }

  public void testLifecycle() {
    boolean[] setUp = {false};
    Runnable setUpRunnable =
        new Runnable() {
          @Override
          public void run() {
            setUp[0] = true;
          }
        };

    boolean[] tearDown = {false};
    Runnable tearDownRunnable =
        new Runnable() {
          @Override
          public void run() {
            tearDown[0] = true;

                public Integer call() {
                  return counter.incrementAndGet();
                }
              });
      CyclicBarrier barrier = new CyclicBarrier(numThreads + 1);
      Runnable wrapper =
          new Runnable() {
            @Override
            public void run() {
              awaitUnchecked(barrier);
              task.run();
              awaitUnchecked(barrier);
            }
          };

  }

  @Override
  public final ScheduledFuture<?> scheduleAtFixedRate(
      Runnable command, long initialDelay, long period, TimeUnit unit) {
    return delegate.scheduleAtFixedRate(wrapTask(command), initialDelay, period, unit);
  }

  @Override
  public final ScheduledFuture<?> scheduleWithFixedDelay(
      Runnable command, long initialDelay, long delay, TimeUnit unit) {

    //                                                                        ============
    protected void async(final AsyncManager asyncManager, final Runnable runnable) {
        asyncManager.async(new ConcurrentAsyncCall() {
            @Override
            public void callback() {
                runnable.run();
            }

            @Override
            public boolean asPrimary() {

    return new Callable<T>() {
      @Override
      public T call() throws Exception {
        throw exception;
      }
    };
  }

  private static Runnable runnableThrowing(RuntimeException e) {
    return new Runnable() {
      @Override
      public void run() {
        throw e;
      }
    };
  }

  @SuppressWarnings("serial")

    AtomicBoolean cancellationSuccess = new AtomicBoolean();
    Runnable cancelRunnable =
        new Runnable() {
          @Override
          public void run() {
            cancellationSuccess.set(currentFuture.get().cancel(true));
            awaitUnchecked(barrier);
          }
        };
    Runnable setFutureCompleteSuccessfullyRunnable =
        new Runnable() {
          @Override
          public void run() {

      return true;
    }

    @Override
    public void execute(Runnable runnable) {}

    @Override
    public <V> ListenableScheduledFuture<V> schedule(
        Callable<V> callable, long delay, TimeUnit unit) {
      return NeverScheduledFuture.create();
    }

    @Override
    public ListenableScheduledFuture<?> schedule(Runnable command, long delay, TimeUnit unit) {
      return NeverScheduledFuture.create();

    inBetween.assertRun();
    after.assertRun();
  }

  public void testMisbehavingListenerAlreadyDone() {
    class BadRunnableException extends RuntimeException {}

    Runnable bad =
        new Runnable() {
          @Override
          public void run() {
            throw new BadRunnableException();
          }
        };

    future.set(1);

 */
@NullUnmarked
final class InterruptionUtil {
  private static final Logger logger = Logger.getLogger(InterruptionUtil.class.getName());

  /** Runnable which will interrupt the target thread repeatedly when run. */
  private static final class Interruptenator implements Runnable {
    private final long everyMillis;
    private final Thread interruptee;
    private volatile boolean shouldStop = false;

   */
  protected ScheduledExecutorService executor() {
    @WeakOuter
    final class ThreadFactoryImpl implements ThreadFactory {
      @Override
      public Thread newThread(Runnable runnable) {
        return MoreExecutors.newThread(serviceName(), runnable);
      }
    }
    ScheduledExecutorService executor =
        Executors.newSingleThreadScheduledExecutor(new ThreadFactoryImpl());