Testcontainers Articles
2 articles about Testcontainers. Explore Spring Boot implementation, design, and operations across related topics.
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How to Write Repository Layer Slice Tests with @DataJpaTest in Spring Boot - Choosing Between H2 and Testcontainers
A guide to writing slice tests focused on the Repository layer using @DataJpaTest in Spring Boot 3.x. Covers automatic rollback, TestEntityManager, switching between H2 and a real database via @AutoConfigureTestDatabase, verifying query methods and @Query, and when to combine Testcontainers — all with practical examples.
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How to Write Integration Tests with PostgreSQL, Kafka, and Redis Using Spring Boot Testcontainers
A practical guide to writing multi-container integration tests that simultaneously launch PostgreSQL, Kafka, and Redis using Spring Boot 3.1+'s @ServiceConnection, plus speeding up CI with reuse configuration.