Used in Medium article about Tests

IntegrationControllerTest.java

@SpringBootTest
@WebMvcTest(controllers = ExampleController.class)
class ExampleControllerAPITest {

    @Autowired
    private MockMvc mockMvc;

    @MockBean
    private PersonRepository personRepository;

    @MockBean
    private WeatherClient weatherClient;

    @Test
    void shouldReturnFullName() throws Exception {
        Person peter = new Person("Peter", "Pan");
      
        given(personRepository.findByLastName("Pan")).willReturn(Optional.of(peter));

        mockMvc.perform(get("/hello/Pan"))
                .andExpect(content().string("Hello Peter Pan!"))
                .andExpect(status().is2xxSuccessful());
    }

    @Test
    void shouldReturnCurrentWeather() throws Exception {
        WeatherResponse weatherResponse = new WeatherResponse("Hamburg, 8°C raining");
      
        given(weatherClient.fetchWeather()).willReturn(Optional.of(weatherResponse));

        mockMvc.perform(get("/weather"))
                .andExpect(status().is2xxSuccessful())
                .andExpect(content().string("Hamburg, 8°C raining"));
    }
}