@Test
public void testUnregister_noRegistration() {

	IMessagingClient messagingClient = Mockito.mock( IMessagingClient.class );
	JmxWrapperForMessagingClient client = new JmxWrapperForMessagingClient( messagingClient );
	Assert.assertNull( client.serviceReg );
	client.unregisterService();
	Assert.assertNull( client.serviceReg );
}