@Mock注释后，模拟实例为null

当您要使用

@Mock

MockitoJUnitRunner

@RunWith(MockitoJUnitRunner.class)public class MockitoTest {    @Mock    private IRoutingObjHttpClient routingClientMock;    @Test    public void testSendRoutingRequest() throws Exception {        // ...    }}

另请参阅本教程。