@WebMvcTest for controller test

@DataJpaTest for repository test

@SpringBootTest for integration test

@MockBean in controller test

application-test.yml with H2

@ActiveProfiles("test") on integration test

@Transactional on integration test

AssertJ assertions used

No @DirtiesContext anywhere

No manual deleteAll cleanup

MockMvc in controller test

Multiple meaningful tests per file

spring-boot-starter-test dependency mentioned or assumed

Uses @WebMvcTest not @SpringBootTest

@MockBean for OrderService

MockMvc autowired and used

Mockito when/thenReturn for stubbing

Status code assertions

jsonPath response body assertions

Validation rejection test

Not found test

Content type set on POST

No @DirtiesContext used

AssertJ or proper assertion style

No unnecessary @SpringBootTest or full context

No Spring context loaded

@ExtendWith(MockitoExtension.class)

@Mock for dependencies

@InjectMocks for service under test

AssertJ assertions

Mockito verify for interactions

Exception test for declined payment

Exception test for invalid amount

Happy path test

when/thenReturn for stubbing

No @MockBean used

Uses @DataJpaTest not @SpringBootTest

Repository autowired

TestEntityManager or repository for data setup

AssertJ assertions

No manual cleanup in BeforeEach/AfterEach

Empty result test included

Custom query methods tested

Meaningful test data

No @DirtiesContext

No full context loaded

Save and retrieve round-trip

Uses @SpringBootTest

Uses @AutoConfigureMockMvc or WebTestClient

@Transactional for auto-rollback

@ActiveProfiles("test")

Test application-test.yml with H2

Multi-step flow test (create then retrieve)

Duplicate detection test

Validation error test

No @DirtiesContext

jsonPath or response body assertions

H2 driver and ddl-auto in test config