This is because the doReturn technique, which is intended for modifying pre-existing mocks in flight, doesn't actually involve calling the method on the mock to set up the mocking. You could use doReturn for all setup, rather than mixing between when...thenReturn and doReturn..when..function...
@SpringBootTest public class MyServiceTest { @MockInBean(MyService.class) private ServiceToMock serviceToMock; @Autowired private MyService myService; @Test public void test() { Mockito.when(serviceToMock.returnSomething()).thenReturn(new Object()); myService.doSomething(); } } disclaimer: ...
#2)To setup stub on a private method. Syntax–when(mock or spy instance, “privateMethodName”).thenReturn(//return value) Example: when(priceCalculatorSpy, "isCustomerAnonymous").thenReturn(false); #3)To verify the stubbed private method. Syntax– verifyPrivate(mockedInstance).invoke(“private...
Mocking attempts to solve in an easy way the creation of fake objects that help the unit testing process. Like our comparison to the truman show, mock objects are designed to “fool” a Java object to think that it communicates with other real objects. From the point of view of the teste...
when(cacheManager.getValue(any(), any())).thenReturn(product);ProductServiceproductService=newProductService(productDAO); productService.getProduct("product1"); Mockito.verify(productDAO, times(0)).getProduct(any()); } }Copy A few important points to note in the above code: ...