client.webSocket!!.close(1000, null)
    taskFaker.runTasks()
    client.listener.assertFailure(IOException::class.java, "source is closed")
  }

  @Test
  fun closeMessageAndConnectionCloseThrowingDoesNotMaskOriginal() {
    // So when the client sends close it throws an IOException.
    server.source.close()
    client.webSocket!!.close(1000, "Bye!")
    taskFaker.runTasks()