waiter2.join();
  }

  public void testRemoveWaiter_polling() throws Exception {
    final AbstractFuture<String> future = new AbstractFuture<String>() {};
    WaiterThread waiter = new WaiterThread(future);
    waiter.start();
    waiter.awaitWaiting();
    PollingThread poller = new PollingThread(future);
    poller.start();
    PollingThread poller2 = new PollingThread(future);
    poller2.start();

	}
	return errorsutil.NewAggregate(errs)
}

// Waiter is an implementation of apiclient.Waiter that should be used for dry-running
type Waiter struct{}

// NewWaiter returns a new Waiter object that talks to the given Kubernetes cluster
func NewWaiter() apiclient.Waiter {
	return &Waiter{}
}

class NodeDependencySetTest extends Specification {
    def node = Stub(Node)
    def set = new DependencySuccessorsOnlyNodeSet()

    def "does not wait when the set is empty"() {
        expect:
        set.getState(node) == Node.DependenciesState.COMPLETE_AND_SUCCESSFUL
    }

    def "waits until all dependencies have completed successfully"() {
        def dep1 = Stub(Node)
        def dep2 = Stub(Node)

        given:

		klog.V(5).Infof("[wait-control-plane] Skipping phase as the feature gate WaitForAllControlPlaneComponents is disabled")
		return nil
	}

	waiter, err := newControlPlaneWaiter(data.DryRun(), 0, nil, data.OutputWriter())
	if err != nil {
		return errors.Wrap(err, "error creating waiter")
	}

	waiter.SetTimeout(data.Cfg().Timeouts.ControlPlaneComponentHealthCheck.Duration)

  void awaitRunning(long timeout, TimeUnit unit) throws TimeoutException;

  /**
   * Waits for the {@link Service} to reach the {@linkplain State#TERMINATED terminated state}.
   *
   * @throws IllegalStateException if the service {@linkplain State#FAILED fails}.
   * @since 15.0
   */
  void awaitTerminated();

  /**
   * Waits for the {@link Service} to reach a terminal state (either {@link Service.State#TERMINATED

	handle, status := p.handleTransientAcquire()
	switch status {
	case statusDone:
		// Process already completed Wait, or was not found by
		// pidfdFind. Return ECHILD for consistency with what the wait
		// syscall would return.
		return nil, NewSyscallError("wait", syscall.ECHILD)
	case statusReleased:
		return nil, syscall.EINVAL
	}
	defer p.handleTransientRelease()

	var (

    // TODO(user): Consider scaling by number of mutator threads,
    // e.g. using Thread#activeCount()
    return Math.max(10L, Runtime.getRuntime().totalMemory() / (32L * 1024L * 1024L));
  }

  /**
   * Waits until the given future {@linkplain Future#isDone is done}, invoking the garbage collector
   * as necessary to try to ensure that this will happen.
   *
   * @throws RuntimeException if timed out or interrupted while waiting

	}
	return nil
}

// ExpectError waits until an error is received and returns it
func (a *DeltaAdsTest) ExpectError() error {
	a.t.Helper()
	select {
	case <-time.After(a.timeout):
		a.t.Fatalf("did not get error in time")
	case err := <-a.error:
		return err
	}
	return nil
}

// ExpectNoResponse waits a short period of time and ensures no response is received

	if ok && r.state == Pending {
		r.state = Ready
		r.generation++
		select {
		case <-r.waitCh:
		default:
			close(r.waitCh)
		}
	} else if !ok && r.state == Ready {
		// creating the waitCh can be racy if
		// something enter the wait() method
		select {
		case <-r.waitCh:
			r.restartLock.Lock()
			r.waitCh = make(chan struct{})
			r.restartLock.Unlock()
		default:
		}
		r.state = Pending
	}

    // TODO(user): Consider scaling by number of mutator threads,
    // e.g. using Thread#activeCount()
    return Math.max(10L, Runtime.getRuntime().totalMemory() / (32L * 1024L * 1024L));
  }

  /**
   * Waits until the given future {@linkplain Future#isDone is done}, invoking the garbage collector
   * as necessary to try to ensure that this will happen.
   *
   * @throws RuntimeException if timed out or interrupted while waiting