step2Waiter.awaitStarted();

    // Everything should still be open.
    assertStillOpen(closeable1, closeable2, closeable3, closeable4);

    // Cancel step 3, resume step 2, and pause in step 4.
    assertWithMessage("step3.cancel()").that(step3.cancel(false)).isTrue();
    step2Waiter.awaitReturned();
    step4Waiter.awaitStarted();

    // Step 1 is not cancelled because it was done.

		}
		ip := "127.0.0.1"
		host, _ := mustSplitHostPort(globalLocalNodeName)
		if host != "" {
			if net.ParseIP(host) != nil {
				ip = host
			} else {
				ctx, cancel := context.WithTimeout(context.Background(), 2*time.Second)
				defer cancel()

				haddrs, err := globalDNSCache.LookupHost(ctx, host)
				if err == nil {
					ip = haddrs[0]
				}
			}
		}
		ifs, _ := net.Interfaces()

   * exception.
   *
   * @throws IllegalStateException when the call has already been executed.
   */
  fun enqueue(responseCallback: Callback)

  /** Cancels the request, if possible. Requests that are already complete cannot be canceled. */
  fun cancel()

  /**
   * Returns true if this call has been either [executed][execute] or [enqueued][enqueue]. It is an
   * error to execute a call more than once.
   */

        this.locale = {
            direction: 'ltr',
            format: moment.localeData().longDateFormat('L'),
            separator: ' - ',
            applyLabel: 'Apply',
            cancelLabel: 'Cancel',
            weekLabel: 'W',
            customRangeLabel: 'Custom Range',
            daysOfWeek: moment.weekdaysMin(),
            monthNames: moment.monthsShort(),

          """
          |data: hey
          |
          |
          """.trimMargin(),
        ).setHeader("content-type", "text/event-stream")
        .build(),
    )
    listener.enqueueCancel() // Will cancel in onOpen().
    newEventSource()
    listener.assertOpen()
    listener.assertFailure("canceled")
  }

  @Test
  fun badContentType() {
    server.enqueue(
      MockResponse
        .Builder()

    }
  }

  private static final class RuntimeExceptionThrowingFuture<V> implements Future<V> {
    final CountDownLatch allowGetToComplete = new CountDownLatch(1);

    @Override
    public boolean cancel(boolean mayInterruptIfRunning) {
      throw new AssertionFailedError();
    }

    @Override
    public V get() throws InterruptedException {
      /*

        throw IllegalStateException(
          "Cannot stream a request body without chunked encoding or a known content length!",
        )
      }
    }

  override fun cancel() {
    carrier.cancel()
  }

  /**
   * Prepares the HTTP headers and sends them to the server.
   *
   * For streaming requests with a body, headers must be prepared **before** the output stream has

    step2Waiter.awaitStarted();

    // Everything should still be open.
    assertStillOpen(closeable1, closeable2, closeable3, closeable4);

    // Cancel step 3, resume step 2, and pause in step 4.
    assertWithMessage("step3.cancel()").that(step3.cancel(false)).isTrue();
    step2Waiter.awaitReturned();
    step4Waiter.awaitStarted();

    // Step 1 is not cancelled because it was done.

          callB.cancel()
          return MockResponse(body = (nextResponse++).toString())
        }
      }
    callA.enqueue(callback)
    callB.enqueue(callback)
    assertThat(server.takeRequest().url.encodedPath).isEqualTo("/a")
    callback.await(requestA.url).assertBody("A")
    // At this point we know the callback is ready, and that it will receive a cancel failure.
    callback

            testRequest.setOverrideTimeout(5000);
            testRequest.setOverrideTimeout(null);
            assertNull(testRequest.getOverrideTimeout());
        }
    }

    @Nested
    @DisplayName("Cancel Request Tests")
    class CancelRequestTests {

        @Test
        @DisplayName("createCancel should return Smb2CancelRequest with same mid and asyncId")
        void testCreateCancel() {