Mockito Demo

@RunWith(MockitoJUnitRunner.class)
public class MockitoDemo {
    @Spy
    @InjectMocks
    private InjectService injectService; // 这个调用了下面的 mockService

    @Mock
    private MockService mockService;

    @Test
    public void test() {
        Mockito.doReturn(1).when(mockService).方法名(模拟参数);
        Assert.assertEquals(期望返回的结果, injectService.方法名(参数));
    }
}