Java Code Examples for io.reactivex.netty.protocol.http.client.HttpClientRequest#createGet()

The following examples show how to use io.reactivex.netty.protocol.http.client.HttpClientRequest#createGet() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: NettyClientTest.java From ribbon with Apache License 2.0

6 votes

@Test
public void testPoolReuse() throws Exception {
    HttpClientRequest<ByteBuf> request = HttpClientRequest.createGet(SERVICE_URI + "testAsync/person");
    LoadBalancingHttpClient<ByteBuf, ByteBuf> observableClient = RibbonTransport.newHttpClient(
            IClientConfig.Builder.newBuilder().withDefaultValues()
            .withMaxAutoRetries(1)
            .withMaxAutoRetriesNextServer(1).build());
    Observable<HttpClientResponse<ByteBuf>> response = observableClient.submit(request);
    Person person = getPersonObservable(response).toBlocking().single();
    assertEquals(EmbeddedResources.defaultPerson, person);
    response = observableClient.submit(request);
    person = getPersonObservable(response).toBlocking().single();
    assertEquals(EmbeddedResources.defaultPerson, person);
    final HttpClientListener listener = observableClient.getListener();
    assertEquals(2, listener.getPoolAcquires());
    waitUntilTrueOrTimeout(1000, new Func0<Boolean>() {
        @Override
        public Boolean call() {
            return listener.getPoolReleases() == 2;
        }
    });
    assertEquals(1, listener.getConnectionCount());
    assertEquals(1, listener.getPoolReuse());
}

Example 2

Source File: NettyClientTest.java From ribbon with Apache License 2.0

6 votes

@Test
public void testStreamWithLoadBalancer() throws Exception {
    // NettyHttpLoadBalancerErrorHandler errorHandler = new NettyHttpLoadBalancerErrorHandler(1, 3, true);
    // IClientConfig config = DefaultClientConfigImpl.getClientConfigWithDefaultValues().withProperty(CommonClientConfigKey.ConnectTimeout, "1000");
    IClientConfig config = IClientConfig.Builder.newBuilder().withRetryOnAllOperations(true)
            .withMaxAutoRetries(1)
            .withMaxAutoRetriesNextServer(3)
            .build();
    BaseLoadBalancer lb = new BaseLoadBalancer(new DummyPing(), new AvailabilityFilteringRule());
    LoadBalancingHttpClient<ByteBuf, ServerSentEvent> lbObservables = (LoadBalancingHttpClient<ByteBuf, ServerSentEvent>) RibbonTransport.newSSEClient(lb, config);
    HttpClientRequest<ByteBuf> request = HttpClientRequest.createGet("/testAsync/personStream");
    List<Person> result = Lists.newArrayList();
    Server goodServer = new Server("localhost:" + port);
    Server badServer = new Server("localhost:12245");
    List<Server> servers = Lists.newArrayList(badServer, badServer, badServer, goodServer);
    lb.setServersList(servers);
    result = getPersonListFromResponse(lbObservables.submit(request, null, null));
    assertEquals(EmbeddedResources.entityStream, result);
}

Example 3

Source File: NettyClientTest.java From ribbon with Apache License 2.0

6 votes

@Test
public void testSubmitToAbsoluteURI() throws Exception {
    HttpClientRequest<ByteBuf> request = HttpClientRequest.createGet(SERVICE_URI + "testAsync/person");
    LoadBalancingHttpClient<ByteBuf, ByteBuf> observableClient = RibbonTransport.newHttpClient();
    // final List<Person> result = Lists.newArrayList();
    Observable<HttpClientResponse<ByteBuf>> response = observableClient.submit(request);
    Person person = getPersonObservable(response).toBlocking().single();
    assertEquals(EmbeddedResources.defaultPerson, person);
    // need to sleep to wait until connection is released
    final HttpClientListener listener = observableClient.getListener();
    assertEquals(1, listener.getConnectionCount());
    assertEquals(1, listener.getPoolAcquires());
    waitUntilTrueOrTimeout(1000, new Func0<Boolean>() {
        @Override
        public Boolean call() {
            return listener.getPoolReleases() == 1;
        }
    });
}

Example 4

Source File: NettyClientTest.java From ribbon with Apache License 2.0

6 votes

@Test
public void testObservable() throws Exception {
    HttpClientRequest<ByteBuf> request = HttpClientRequest.createGet(SERVICE_URI + "testAsync/person");
    LoadBalancingHttpClient<ByteBuf, ByteBuf> observableClient = RibbonTransport.newHttpClient();
    Observable<HttpClientResponse<ByteBuf>> response = observableClient.submit(request);
    Person person = getPersonObservable(response).toBlocking().single();
    assertEquals(EmbeddedResources.defaultPerson, person);
    final HttpClientListener listener = observableClient.getListener();
    assertEquals(1, listener.getPoolAcquires());
    assertEquals(1, listener.getConnectionCount());
    waitUntilTrueOrTimeout(1000, new Func0<Boolean>() {
        @Override
        public Boolean call() {
            return listener.getPoolReleases() == 1;
        }
    });
}

Example 5

Source File: SimpleGet.java From ribbon with Apache License 2.0

6 votes

@edu.umd.cs.findbugs.annotations.SuppressWarnings
public static void main(String[] args) throws Exception {
    LoadBalancingHttpClient<ByteBuf, ByteBuf> client = RibbonTransport.newHttpClient();
    HttpClientRequest<ByteBuf> request = HttpClientRequest.createGet("http://www.google.com/");
    final CountDownLatch latch = new CountDownLatch(1);
    client.submit(request)
        .toBlocking()
        .forEach(new Action1<HttpClientResponse<ByteBuf>>() {
            @Override
            public void call(HttpClientResponse<ByteBuf> t1) {
                System.out.println("Status code: " + t1.getStatus());
                t1.getContent().subscribe(new Action1<ByteBuf>() {

                    @Override
                    public void call(ByteBuf content) {
                        System.out.println("Response content: " + content.toString(Charset.defaultCharset()));
                        latch.countDown();
                    }
                    
                });
            }
        });
    latch.await(2, TimeUnit.SECONDS);
}

Example 6

Source File: NettyClientTest.java From ribbon with Apache License 2.0

5 votes

@Test
public void testObservableWithMultipleServers() throws Exception {
    IClientConfig config = DefaultClientConfigImpl
            .getClientConfigWithDefaultValues()
            .withProperty(CommonClientConfigKey.ConnectTimeout, "1000");
    HttpClientRequest<ByteBuf> request = HttpClientRequest.createGet("/testAsync/person");
    Server badServer = new Server("localhost:12345");
    Server goodServer = new Server("localhost:" + port);
    List<Server> servers = Lists.newArrayList(badServer, badServer, badServer, goodServer);
    
    BaseLoadBalancer lb = LoadBalancerBuilder.<Server>newBuilder()
            .withRule(new AvailabilityFilteringRule())
            .withPing(new DummyPing())
            .buildFixedServerListLoadBalancer(servers);
    
    LoadBalancingHttpClient<ByteBuf, ByteBuf> lbObservables = RibbonTransport.newHttpClient(lb, config,
            new NettyHttpLoadBalancerErrorHandler(1, 3, true));
    Person person = getPersonObservable(lbObservables.submit(request)).toBlocking().single();
    assertEquals(EmbeddedResources.defaultPerson, person);
    ServerStats stats = lbObservables.getServerStats(badServer);
    // two requests to bad server because retry same server is set to 1
    assertEquals(4, stats.getTotalRequestsCount());
    assertEquals(0, stats.getActiveRequestsCount());
    assertEquals(4, stats.getSuccessiveConnectionFailureCount());
    
    stats = lbObservables.getServerStats(goodServer);
    assertEquals(1, stats.getTotalRequestsCount());
    assertEquals(0, stats.getActiveRequestsCount());
    assertEquals(0, stats.getSuccessiveConnectionFailureCount());

    person = getPersonObservable(lbObservables.submit(request)).toBlocking().single();
    assertEquals(EmbeddedResources.defaultPerson, person);
    HttpClientListener listener = lbObservables.getListener();
    assertEquals(1, listener.getPoolReuse());
}

Example 7

Source File: NettyClientTest.java From ribbon with Apache License 2.0

5 votes

@Test
public void testStream() throws Exception {
    HttpClientRequest<ByteBuf> request = HttpClientRequest.createGet(SERVICE_URI + "testAsync/personStream");
    LoadBalancingHttpClient<ByteBuf, ServerSentEvent> observableClient = (LoadBalancingHttpClient<ByteBuf, ServerSentEvent>) RibbonTransport.newSSEClient();
    List<Person> result = getPersonListFromResponse(observableClient.submit(new Server(host, port), request));
    assertEquals(EmbeddedResources.entityStream, result);
}

Example 8

Source File: NettyClientTest.java From ribbon with Apache License 2.0

5 votes

@Test
public void testReadTimeout() throws Exception {
    LoadBalancingHttpClient<ByteBuf, ByteBuf> observableClient = RibbonTransport.newHttpClient(
            DefaultClientConfigImpl.getClientConfigWithDefaultValues().withProperty(CommonClientConfigKey.ReadTimeout, "100"));
    HttpClientRequest<ByteBuf> request = HttpClientRequest.createGet(SERVICE_URI + "testAsync/readTimeout");
    Observable<HttpClientResponse<ByteBuf>> observable = observableClient.submit(request);
    ObserverWithLatch<HttpClientResponse<ByteBuf>> observer = new ObserverWithLatch<HttpClientResponse<ByteBuf>>();
    observable.subscribe(observer);
    observer.await();
    assertTrue(observer.error instanceof io.netty.handler.timeout.ReadTimeoutException);      
}

Example 9

Source File: ListenerTest.java From ribbon with Apache License 2.0

5 votes

@Test
public void testSuccessExecutionOnAbosoluteURI() throws IOException {
    MockWebServer server = new MockWebServer();
    String content = "OK";
    server.enqueue(new MockResponse().setResponseCode(200).setHeader("Content-type", "application/json")
            .setBody(content));
    server.play();

    IClientConfig config = DefaultClientConfigImpl.getClientConfigWithDefaultValues().withProperty(CommonClientConfigKey.ConnectTimeout, "2000")
            .withProperty(CommonClientConfigKey.MaxAutoRetries, 1)
            .withProperty(CommonClientConfigKey.MaxAutoRetriesNextServer, 1);
    HttpClientRequest<ByteBuf> request = HttpClientRequest.createGet("http://localhost:" + server.getPort() + "/testAsync/person");
    Server badServer = new Server("localhost:12345");
    Server goodServer = new Server("localhost:" + server.getPort());
    List<Server> servers = Lists.newArrayList(goodServer, badServer);

    BaseLoadBalancer lb = LoadBalancerBuilder.<Server>newBuilder()
            .withRule(new AvailabilityFilteringRule())
            .withPing(new DummyPing())
            .buildFixedServerListLoadBalancer(servers);
    IClientConfig overrideConfig = DefaultClientConfigImpl.getEmptyConfig().set(CommonClientConfigKey.ConnectTimeout, 500);
    TestExecutionListener<ByteBuf, ByteBuf> listener = new TestExecutionListener<ByteBuf, ByteBuf>(request, overrideConfig);
    List<ExecutionListener<HttpClientRequest<ByteBuf>, HttpClientResponse<ByteBuf>>> listeners = Lists.<ExecutionListener<HttpClientRequest<ByteBuf>, HttpClientResponse<ByteBuf>>>newArrayList(listener);
    LoadBalancingHttpClient<ByteBuf, ByteBuf> client = RibbonTransport.newHttpClient(lb, config, new NettyHttpLoadBalancerErrorHandler(config), listeners);
    HttpClientResponse<ByteBuf> response = client.submit(request, null, overrideConfig).toBlocking().last();
    assertEquals(200, response.getStatus().code());
    assertEquals(1, listener.executionStartCounter.get());
    assertEquals(1, listener.startWithServerCounter.get());
    assertEquals(0, listener.exceptionWithServerCounter.get());
    assertEquals(0, listener.executionFailedCounter.get());
    assertEquals(1, listener.executionSuccessCounter.get());
    assertEquals(500, listener.getContext().getClientProperty(CommonClientConfigKey.ConnectTimeout).intValue());
    assertTrue(listener.isContextChecked());
    assertTrue(listener.isCheckExecutionInfo());
    assertSame(response, listener.getResponse());
}

Example 10

Source File: HealthCheckHandlerTest.java From Prana with Apache License 2.0

5 votes

@Test
public void shouldReturnOkIfHealthCheckURLIsSetToNull() {
    System.setProperty("prana.host.healthcheck.url", "");
    ConfigurationManager.getConfigInstance().setProperty("prana.host.healthcheck.url", "");
    HttpClientRequest<ByteBuf> request = HttpClientRequest.<ByteBuf>createGet("/healthcheck");
    Assert.assertEquals("<health>ok</health>", TestUtils.getResponse(request, client));
}

Example 11

Source File: BookmarksCommand.java From ReactiveLab with Apache License 2.0

5 votes

@Override
public Observable<Bookmark> construct() {
    HttpClientRequest<ByteBuf> request = HttpClientRequest.createGet("/bookmarks?" + UrlGenerator.generate("videoId", videos));
    return loadBalancer.choose()
            .map(holder -> holder.getClient())
            .<Bookmark>flatMap(client -> client.submit(request)
                                     .flatMap(r -> r.getContent().map((ServerSentEvent sse) -> Bookmark.fromJson(sse.contentAsString()))))
            .retry(1);
}

Example 12

Source File: UserCommand.java From ReactiveLab with Apache License 2.0

5 votes

@Override
protected Observable<User> construct() {
    HttpClientRequest<ByteBuf> request = HttpClientRequest.createGet("/user?" + UrlGenerator.generate("userId", userIds));
    return loadBalancer.choose().map(holder -> holder.getClient())
            .<User>flatMap(client -> client.submit(request)
                                     .flatMap(r -> r.getContent().map(
                                             (ServerSentEvent sse) -> {
                                                 String user = sse.contentAsString();
                                                 return User.fromJson(user);
                                             })))
            .retry(1);
}

Example 13

Source File: NettyClientTest.java From ribbon with Apache License 2.0

5 votes

@Test
public void testObservableWithRetrySameServer() throws Exception {
    IClientConfig config = DefaultClientConfigImpl.getClientConfigWithDefaultValues().withProperty(CommonClientConfigKey.ConnectTimeout, "1000");
    HttpClientRequest<ByteBuf> request = HttpClientRequest.createGet("/testAsync/person");
    Server badServer = new Server("localhost:12345");
    Server goodServer = new Server("localhost:" + port);
    List<Server> servers = Lists.newArrayList(badServer, badServer, goodServer);
    
    BaseLoadBalancer lb = LoadBalancerBuilder.<Server>newBuilder()
            .withRule(new AvailabilityFilteringRule())
            .withPing(new DummyPing())
            .buildFixedServerListLoadBalancer(servers);
    
    LoadBalancingHttpClient<ByteBuf, ByteBuf> lbObservables = RibbonTransport.newHttpClient(lb, config,
            new NettyHttpLoadBalancerErrorHandler(1, 0, true));

    Observable<Person> observableWithRetries = getPersonObservable(lbObservables.submit(request));
    ObserverWithLatch<Person> observer = new ObserverWithLatch<Person>();
    observableWithRetries.subscribe(observer);
    observer.await();
    assertNull(observer.obj);
    assertTrue(observer.error instanceof ClientException);

    ServerStats stats = lbObservables.getServerStats(badServer);
    
    // two requests to bad server because retry same server is set to 1
    assertEquals(2, stats.getTotalRequestsCount());
    assertEquals(0, stats.getActiveRequestsCount());
    
    stats = lbObservables.getServerStats(goodServer);
    assertEquals(0, stats.getTotalRequestsCount());
}

Example 14

Source File: SocialCommand.java From ReactiveLab with Apache License 2.0

5 votes

@Override
protected Observable<Social> construct() {
    HttpClientRequest<ByteBuf> request = HttpClientRequest.createGet("/social?" + UrlGenerator.generate("userId", users));
    return loadBalancer.choose().map(holder -> holder.getClient())
            .<Social>flatMap(client -> client.submit(request)
                                     .flatMap(r -> r.getContent().map((ServerSentEvent sse) -> {
                                         String social = sse.contentAsString();
                                         return Social.fromJson(social);
                                     })))
            .retry(1);
}

Example 15

Source File: NettyClientTest.java From ribbon with Apache License 2.0

5 votes

@Test
public void testConnectTimeout() throws Exception {
    LoadBalancingHttpClient<ByteBuf, ByteBuf> observableClient = RibbonTransport.newHttpClient(
            DefaultClientConfigImpl.getClientConfigWithDefaultValues().withProperty(CommonClientConfigKey.ConnectTimeout, "1"));
    HttpClientRequest<ByteBuf> request = HttpClientRequest.createGet("http://www.google.com:81/");
    Observable<HttpClientResponse<ByteBuf>> observable = observableClient.submit(new Server("www.google.com", 81), request);
    
    ObserverWithLatch<HttpClientResponse<ByteBuf>> observer = new ObserverWithLatch<HttpClientResponse<ByteBuf>>();
    observable.subscribe(observer);
    observer.await();
    assertNotNull(observer.error);
    assertTrue(observer.error instanceof io.netty.channel.ConnectTimeoutException);
}

Example 16

Source File: HostsHandlerTest.java From Prana with Apache License 2.0

4 votes

@Test
public void shouldReturnAListOfHostsWhenBothVipAndAppIsSpecified() {
    HttpClientRequest<ByteBuf> request = HttpClientRequest.<ByteBuf>createGet("/hosts?appName=foo&vip=bar");
    String response = TestUtils.getResponse(request, client);
    Assert.assertEquals("[\"host1\",\"host2\"]", response);
}

Example 17

Source File: ListenerTest.java From ribbon with Apache License 2.0

4 votes

@Test
public void testAbortedExecutionOnServer() {
    IClientConfig config = DefaultClientConfigImpl.getClientConfigWithDefaultValues().withProperty(CommonClientConfigKey.ConnectTimeout, "100")
            .withProperty(CommonClientConfigKey.MaxAutoRetries, 1)
            .withProperty(CommonClientConfigKey.MaxAutoRetriesNextServer, 1);
    HttpClientRequest<ByteBuf> request = HttpClientRequest.createGet("/testAsync/person");
    Server badServer = new Server("localhost:12345");
    Server badServer2 = new Server("localhost:34567");
    List<Server> servers = Lists.newArrayList(badServer, badServer2);
    BaseLoadBalancer lb = LoadBalancerBuilder.<Server>newBuilder()
            .withRule(new AvailabilityFilteringRule())
            .withPing(new DummyPing())
            .buildFixedServerListLoadBalancer(servers);
    IClientConfig overrideConfig = DefaultClientConfigImpl.getEmptyConfig();
    TestExecutionListener listener = new TestExecutionListener(request, overrideConfig) {
        @Override
        public void onStartWithServer(ExecutionContext context, ExecutionInfo info) {
            throw new AbortExecutionException("exit now");
        }
    };
    List<ExecutionListener<HttpClientRequest<ByteBuf>, HttpClientResponse<ByteBuf>>> listeners = Lists.<ExecutionListener<HttpClientRequest<ByteBuf>, HttpClientResponse<ByteBuf>>>newArrayList(listener);
    LoadBalancingHttpClient<ByteBuf, ByteBuf> client = RibbonTransport.newHttpClient(lb, config, new NettyHttpLoadBalancerErrorHandler(config), listeners);
    final CountDownLatch latch = new CountDownLatch(1);
    final AtomicReference<Throwable> ref = new AtomicReference<Throwable>();
    client.submit(request, null, overrideConfig).subscribe(new Action1<HttpClientResponse<ByteBuf>>() {
        @Override
        public void call(HttpClientResponse<ByteBuf> byteBufHttpClientResponse) {
        }
    }, new Action1<Throwable>() {
        @Override
        public void call(Throwable throwable) {
            ref.set(throwable);
            latch.countDown();
        }
    });
    try {
        latch.await(500, TimeUnit.MILLISECONDS);
    } catch (InterruptedException e) {
        e.printStackTrace();
    }
    assertTrue(ref.get() instanceof AbortExecutionException);
}

Example 18

Source File: PingHandlerTest.java From Prana with Apache License 2.0

4 votes

@Test
public void shouldRespondWithPong() {
    HttpClientRequest<ByteBuf> request = HttpClientRequest.<ByteBuf>createGet("/ping");
    assertEquals("pong", TestUtils.getResponse(request, client));
}

Example 19

Source File: ListenerTest.java From ribbon with Apache License 2.0

4 votes

@Test
public void testSuccessExecution() throws IOException {
    MockWebServer server = new MockWebServer();
    String content = "OK";
    server.enqueue(new MockResponse()
            .setResponseCode(200)
            .setHeader("Content-type", "application/json")
            .setBody(content));
    server.play();

    IClientConfig config = DefaultClientConfigImpl
            .getClientConfigWithDefaultValues()
            .withProperty(CommonClientConfigKey.ConnectTimeout, "2000")
            .withProperty(CommonClientConfigKey.MaxAutoRetries, 1)
            .withProperty(CommonClientConfigKey.MaxAutoRetriesNextServer, 1);

    System.out.println(config);

    HttpClientRequest<ByteBuf> request = HttpClientRequest.createGet("/testAsync/person");
    Server badServer  = new Server("localhost:12345");
    Server goodServer = new Server("localhost:" + server.getPort());
    List<Server> servers = Lists.newArrayList(goodServer, badServer);

    BaseLoadBalancer lb = LoadBalancerBuilder.newBuilder()
            .withRule(new AvailabilityFilteringRule())
            .withPing(new DummyPing())
            .buildFixedServerListLoadBalancer(servers);

    IClientConfig overrideConfig = DefaultClientConfigImpl
            .getEmptyConfig()
            .set(CommonClientConfigKey.ConnectTimeout, 500);

    TestExecutionListener<ByteBuf, ByteBuf> listener = new TestExecutionListener<>(request, overrideConfig);
    List<ExecutionListener<HttpClientRequest<ByteBuf>, HttpClientResponse<ByteBuf>>> listeners = Lists.newArrayList(listener);
    LoadBalancingHttpClient<ByteBuf, ByteBuf> client = RibbonTransport.newHttpClient(lb, config, new NettyHttpLoadBalancerErrorHandler(config), listeners);
    HttpClientResponse<ByteBuf> response = client.submit(request, null, overrideConfig).toBlocking().last();

    System.out.println(listener);

    assertEquals(200, response.getStatus().code());
    assertEquals(1, listener.executionStartCounter.get());
    assertEquals(3, listener.startWithServerCounter.get());
    assertEquals(2, listener.exceptionWithServerCounter.get());
    assertEquals(0, listener.executionFailedCounter.get());
    assertEquals(1, listener.executionSuccessCounter.get());
    assertEquals(500, listener.getContext().getClientProperty(CommonClientConfigKey.ConnectTimeout).intValue());
    assertTrue(listener.isContextChecked());
    assertTrue(listener.isCheckExecutionInfo());
    assertSame(response, listener.getResponse());
}

Example 20

Source File: ListenerTest.java From ribbon with Apache License 2.0

4 votes

@Test
public void testAbortedExecution() {
    IClientConfig config = DefaultClientConfigImpl.getClientConfigWithDefaultValues().withProperty(CommonClientConfigKey.ConnectTimeout, "100")
            .withProperty(CommonClientConfigKey.MaxAutoRetries, 1)
            .withProperty(CommonClientConfigKey.MaxAutoRetriesNextServer, 1);
    HttpClientRequest<ByteBuf> request = HttpClientRequest.createGet("/testAsync/person");
    Server badServer = new Server("localhost:12345");
    Server badServer2 = new Server("localhost:34567");
    List<Server> servers = Lists.newArrayList(badServer, badServer2);
    BaseLoadBalancer lb = LoadBalancerBuilder.<Server>newBuilder()
            .withRule(new AvailabilityFilteringRule())
            .withPing(new DummyPing())
            .buildFixedServerListLoadBalancer(servers);
    IClientConfig overrideConfig = DefaultClientConfigImpl.getEmptyConfig();
    TestExecutionListener listener = new TestExecutionListener(request, overrideConfig) {
        @Override
        public void onExecutionStart(ExecutionContext context) {
            throw new AbortExecutionException("exit now");
        }
    };
    List<ExecutionListener<HttpClientRequest<ByteBuf>, HttpClientResponse<ByteBuf>>> listeners = Lists.<ExecutionListener<HttpClientRequest<ByteBuf>, HttpClientResponse<ByteBuf>>>newArrayList(listener);
    LoadBalancingHttpClient<ByteBuf, ByteBuf> client = RibbonTransport.newHttpClient(lb, config, new NettyHttpLoadBalancerErrorHandler(config), listeners);
    final CountDownLatch latch = new CountDownLatch(1);
    final AtomicReference<Throwable> ref = new AtomicReference<Throwable>();
    client.submit(request, null, overrideConfig).subscribe(new Action1<HttpClientResponse<ByteBuf>>() {
        @Override
        public void call(HttpClientResponse<ByteBuf> byteBufHttpClientResponse) {
        }
    }, new Action1<Throwable>() {
        @Override
        public void call(Throwable throwable) {
            ref.set(throwable);
            latch.countDown();
        }
    });
    try {
        latch.await(500, TimeUnit.MILLISECONDS);
    } catch (InterruptedException e) {
        e.printStackTrace();
    }
    assertTrue(ref.get() instanceof AbortExecutionException);
}