https://www.pluralsight.com/courses/java-se-17-junit-unit-testing

Unit testing is a critical skill for software developers. This course will teach you how to write and run unit tests for Java with one of the most popular unit testing tools in existence: JUnit.

A Java developer is expected to be able to unit test their code, and this course will show you how to do that with JUnit. In this course, Java SE 17 Unit Testing with JUnit, you’ll learn how to create JUnit tests and keep them organized. First, you'll discover the many assertions that JUnit provides to validate expected results. Next, you'll explore how to utilize the JUnit lifecycle annotations to manage test setup and teardown, and how to improve your test reports. Finally, you’ll learn how to run your tests from a variety of tools including IDEs, Maven, and continuous delivery products. By the end of this course, you’ll be ready to write great unit tests for your code!