// Results returns the results from the remote server one by one.
// If any error is returned by the callback, the stream will be canceled.
// If the context is canceled, the stream will be canceled.
func (s *Stream) Results(next func(b []byte) error) (err error) {
	done := false
	defer func() {
		if s.cancel != nil {
			s.cancel(err)
		}

		if !done {
			// Drain channel.
			for range s.responses {
			}
		}
	}()

)

func main() {
	// Create context that cancels on termination signal
	ctx, cancel := context.WithCancel(context.Background())
	sigChan := make(chan os.Signal, 1)
	signal.Notify(sigChan, os.Interrupt, syscall.SIGTERM)
	go func(sigChan chan os.Signal, cancel context.CancelFunc) {
		sig := <-sigChan
		log.Infof("Exit signal received: %s", sig)
		cancel()
	}(sigChan, cancel)

	rootCmd := cmd.GetCommand()

	}

	ctx, cancel := context.WithCancel(context.Background())
	errCh.SendErrorWithCancel(err, cancel)
	if actualErr := errCh.ReceiveError(); actualErr != err {
		t.Errorf("expect %v from err channel, but got %v", err, actualErr)
	}

	if ctxErr := ctx.Err(); ctxErr != context.Canceled {
		t.Errorf("expect context canceled, but got %v", ctxErr)
	}

			return time.Now(), slowCaller(ctx)
		},
	)

	ctx, cancel := context.WithCancel(context.Background())
	cancel() // cancel context to test.

	_, err := cache.GetWithCtx(ctx)
	if !errors.Is(err, context.Canceled) {
		t.Fatalf("expected context.Canceled err, got %v", err)
	}

	ctx, cancel = context.WithCancel(context.Background())
	defer cancel()

	t1, err := cache.GetWithCtx(ctx)
	if err != nil {

          connectState = ConnectState.TLS_CONNECTED
          ConnectResult(this)
        }
      }
    }

    override fun handleSuccess() = connection

    override fun cancel() {
      events += "plan $id cancel"
      canceled = true
    }

    override fun retry(): FakePlan? {
      check(!retryTaken)
      retryTaken = true
      return retry
    }
  }

  enum class ConnectState {

    stream = http2Connection.newStream(requestHeaders, hasRequestBody)
    // We may have been asked to cancel while creating the new stream and sending the request
    // headers, but there was still no stream to close.
    if (canceled) {
      stream!!.closeLater(ErrorCode.CANCEL)
      throw IOException("Canceled")
    }
    stream!!.readTimeout().timeout(chain.readTimeoutMillis.toLong(), TimeUnit.MILLISECONDS)

        then:
        result == delegateResult

        1 * delegate.execute(work, context) >> delegateResult

        then:
        0 *_
    }

    def "cancels execution when cancellation is requested"() {
        given:
        cancellationToken.cancel()

        when:
        step.execute(work, context)

        then:
        thrown BuildCancelledException

                }
              }.buffer()
          },
        )
        .build()

    var responseClosed = false
    var canceled = false
    var afterCallbackOnResponse: () -> Unit = {}

    override fun cancel() {
      canceled = true
    }

    override fun enqueue(responseCallback: Callback) {
      responseCallback.onResponse(this, response)
      afterCallbackOnResponse()

     */
    void add(T operation);

    /**
     * Cancels all queued operations in this queue.  Any operations that have started will be allowed to complete.
     */
    void cancel();

    /**
     * Waits for all previously added operations to complete.
     * <p>
     * On failure, some effort is made to cancel any operations that have not started.
     *

     */
    void waitForCompletion();

    /**
     * Returns true if the work item is completed.
     */
    boolean isComplete();

    /**
     * Cancels this work item.
     */
    void cancel();