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Mar 13, 2020 · Backend Development

Step‑by‑Step Migration from JUnit 4 to JUnit 5 in a Spring Boot Project

This tutorial guides you through creating a basic Spring Boot calculator app, adding JUnit 4 tests, then fully migrating the project to JUnit 5 by updating dependencies, rewriting test annotations, and leveraging new JUnit 5 features such as @ExtendWith and @DisplayName.