SkillsJars for testing Spring applications — curated patterns for JPA, REST, Security, WebFlux, WebSocket, and test fundamentals
spring-ai-community/spring-testing-skills
Skill Claude CodeCodex
@DataJpaTest requires TestEntityManager + flush()/clear() before assertions — without this, tests read from Hibernate L1 cache and pass falsely. Read before writing any JPA test. Triggers: @DataJpaTest, JpaRepository, TestEntityManager, @ServiceConnection, Testcontainers, @Modifying, Hibernate 6/7…
spring-ai-community/spring-testing-skills
Skill Claude CodeCodex
Boot 4+ replaced MockMvc assertions with MockMvcTester — incompatible API your training data gets wrong. Read before writing any @WebMvcTest. Triggers: @WebMvcTest, MockMvc, MockMvcTester, @RestController, jsonPath, @GetMapping, @PostMapping, @AutoConfigureMockMvc, MockMvcRequestBuilders, status().isOk()…
spring-ai-community/spring-testing-skills
Skill Claude CodeCodex
Spring Security 7 changed method security defaults and CSRF handling — tests using hasRole() or csrf() may need updates. Read before testing authentication, authorization, or secured endpoints. Triggers: @WithMockUser, csrf(), jwt(), oauth2Login(), SecurityFilterChain, @PreAuthorize, AccessDeniedException…
spring-ai-community/spring-testing-skills
Skill Claude CodeCodex
Boot 4 renamed @MockBean to @MockitoBean, moved test slice annotations to new packages, and changed context caching behavior. Read for correct AssertJ/BDDMockito idioms and Boot 4 migration. Default fallback when no specific slice annotation is present. Triggers: assertThat, BDDMockito, ArgumentCaptor, @MockitoBean…
spring-ai-community/spring-testing-skills
Skill Claude CodeCodex
WebFlux testing requires StepVerifier for reactive streams — standard assertions silently pass on empty Flux. WebTestClient API differs from MockMvc. Read before testing reactive endpoints. Triggers: @WebFluxTest, WebTestClient, StepVerifier, Mono, Flux, mockUser(), mockJwt(), mutateWith, verifyComplete, expectBody…
spring-ai-community/spring-testing-skills
Skill Claude CodeCodex
WebSocket tests require @SpringBootTest(RANDOMPORT) and async message handling — @WebMvcTest won't work. Timeout and session leak traps are common. Read before testing STOMP or WebSocket. Triggers: WebSocketStompClient, StompSession, @MessageMapping, @SendToUser, BlockingQueue, /topic/, /queue/, CountDownLatch…
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: