### Question:
ApiMediationClientService { public boolean isRegistered() { return apiMediationClient.isRegistered(); } ApiMediationClientService(@Autowired DiscoverableClientConfig dcConfig); boolean register(); boolean unregister(); boolean isRegistered();  }### Answer:
@Test public void isRegisteredTest_notRegistered() { assertFalse(apiMediationClientService.isRegistered()); }