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