@Test(expected = OnrampException.class)
public void ioError() throws Exception {

  stubFor(post(urlEqualTo("/onramp/v1/roads/" + TEST_ROAD + "/messages"))
      .willReturn(aResponse().withFault(Fault.RANDOM_DATA_THEN_CLOSE)));
  SimpleModel messageModel = new SimpleModel();
  messageModel.setId(1L);
  messageModel.setStr("test message");
  underTest.sendMessage(messageModel);
}