Set up robust integration-test infrastructure for Java services using WireMock to stub outbound HTTP dependencies.
Prerequisites: Run ./mvnw compile or mvn compile before applying any change. If compilation fails, stop immediately and do not proceed — compilation failure is a blocking condition.
Core areas: Infrastructure topology detection (scanning imports for HttpClient, feign., retrofit2., RestTemplate, etc.), abstract BaseIntegrationTest base class, WireMockExtension with @RegisterExtension, dynamic port allocation (dynamicPort()), usingFilesUnderClasspath("wiremock"), @BeforeAll + System.setProperty() for coordinate propagation, concrete test classes extending the base class, WireMock JSON mapping f...
Use when you need to set up, review, or improve Java integration tests — including generating a BaseIntegrationTest.java with WireMock for HTTP stubs, detecting HTTP client infrastructure from import signals, injecting service coordinates dynamically via System.setProperty(), creating WireMock JSON mapping files with bodyFileName, isolating stubs per test method, verifying HTTP interactions, or eliminating anti-patterns such as Mockito-mocked HTTP clients or globally registered WireMock stubs. Part of the skills-for-java project Source: jabrena/cursor-rules-java.