@Deployment(testable = false)
public static WebArchive createDeployment() {
    return ShrinkWrap.create(WebArchive.class)
            .addClasses(ChatEndpoint.class,
                    ChatClientEndpoint1.class,
                    ChatClientEndpoint2.class);
}

@Test
public void testConnect() throws URISyntaxException, DeploymentException, IOException, InterruptedException {
    ChatClientEndpoint1.latch = new CountDownLatch(1);
    final Session session1 = connectToServer(ChatClientEndpoint1.class);
    assertNotNull(session1);
    assertTrue(ChatClientEndpoint1.latch.await(2, TimeUnit.SECONDS));

    assertEquals(ChatClientEndpoint1.TEXT, ChatClientEndpoint1.response);

    ChatClientEndpoint1.latch = new CountDownLatch(1);
    ChatClientEndpoint2.latch = new CountDownLatch(1);
    final Session session2 = connectToServer(ChatClientEndpoint2.class);
    assertNotNull(session2);
    assertTrue(ChatClientEndpoint1.latch.await(2, TimeUnit.SECONDS));
    assertTrue(ChatClientEndpoint2.latch.await(2, TimeUnit.SECONDS));
    assertEquals(ChatClientEndpoint2.TEXT, ChatClientEndpoint1.response);
    assertEquals(ChatClientEndpoint2.TEXT, ChatClientEndpoint2.response);
}