School assignment in a test course. Example code taken from https://github.com/jalian-systems/javadriver-ut-examples
Explanation of what it is all about: https://marathontesting.com/blog-posts/unit-testing-swing-apps/
The assignment was to improve and expand the existing tests, and also add a new functionality to the example login window.
The testing is done with JUnit 4, and the GUI testing is done with Marathon Java Driver/Selenium.