Posts about well designed software.

JUnit 5 - Extension Model

The JUnit 5 extension model enables detailed, flexible, and powerful additions to JUnit 5’s core features. For that it provides specific extension points and easy composition of annotations.

JUnit 5 - Architecture

JUnit 4 came in a single artifact, blending all uses cases into one bundle. The JUnit 5 architecture promotes a better separation of concerns and provides a clear API for IDEs, build tools, etc. to work with.