Diffblue makes a free version of its AI-powered Java unit testing solution available for developers on open source software projects.

JUnit and NUnit are open source unit testing frameworks; the former for Java applications, the latter for .Net programs.

Get the code Download the source code for all examples in this article. Unit testing with JUnit 5 Let’s start with an example of how to configure a project to use JUnit 5 for a unit test.