@Test
  public void testStartAsyncThenClientStreamIdleTimeout() throws Exception {
    CountDownLatch serverLatch = new CountDownLatch(1);
    start(new AsyncOnErrorServlet(serverLatch));
    long idleTimeout = 1000;
    client.setIdleTimeout(10 * idleTimeout);

    Session session = newClient(new Session.Listener.Adapter());
    HttpFields fields = new HttpFields();
    MetaData.Request metaData = newRequest("GET", fields);
    HeadersFrame frame = new HeadersFrame(metaData, null, true);
    FuturePromise<Stream> promise = new FuturePromise<>();
    CountDownLatch clientLatch = new CountDownLatch(1);
    session.newStream(
        frame,
        promise,
        new Stream.Listener.Adapter() {
          @Override
          public boolean onIdleTimeout(Stream stream, Throwable x) {
            clientLatch.countDown();
            return true;
          }
        });
    Stream stream = promise.get(5, TimeUnit.SECONDS);
    stream.setIdleTimeout(idleTimeout);

    // When the client resets, the server receives the
    // corresponding frame and acts by notifying the failure,
    // but the response is not sent back to the client.
    Assert.assertTrue(serverLatch.await(2 * idleTimeout, TimeUnit.MILLISECONDS));
    Assert.assertTrue(clientLatch.await(2 * idleTimeout, TimeUnit.MILLISECONDS));
  }
  @Test
  public void testStartAsyncThenClientSessionIdleTimeout() throws Exception {
    CountDownLatch serverLatch = new CountDownLatch(1);
    start(new AsyncOnErrorServlet(serverLatch));
    long idleTimeout = 1000;
    client.setIdleTimeout(idleTimeout);

    Session session = newClient(new Session.Listener.Adapter());
    HttpFields fields = new HttpFields();
    MetaData.Request metaData = newRequest("GET", fields);
    HeadersFrame frame = new HeadersFrame(metaData, null, true);
    FuturePromise<Stream> promise = new FuturePromise<>();
    CountDownLatch clientLatch = new CountDownLatch(1);
    session.newStream(
        frame,
        promise,
        new Stream.Listener.Adapter() {
          @Override
          public void onHeaders(Stream stream, HeadersFrame frame) {
            MetaData.Response response = (MetaData.Response) frame.getMetaData();
            if (response.getStatus() == HttpStatus.INTERNAL_SERVER_ERROR_500 && frame.isEndStream())
              clientLatch.countDown();
          }
        });
    Stream stream = promise.get(5, TimeUnit.SECONDS);
    stream.setIdleTimeout(10 * idleTimeout);

    // When the client closes, the server receives the
    // corresponding frame and acts by notifying the failure,
    // which sends back to the client the error response.
    Assert.assertTrue(serverLatch.await(2 * idleTimeout, TimeUnit.MILLISECONDS));
    Assert.assertTrue(clientLatch.await(2 * idleTimeout, TimeUnit.MILLISECONDS));
  }