Testing Java Classes. Why, of course, by virtually starting up the Java class and pushing the buttons, so to speak. You test a Java class by calling methods on it from another Java class. The ...

Everyone knows JUnit, the Java unit-testing framework. JUnit has some annoying specificities that make it unsuitable for complex unit testing involving grouping, asynchronous, and parallel testing.

JUnit, a simple testing framework created by Kent Beck and Erich Gamma during a long airplane trip a few years ago, ... For example the choice of Java as the "testing language".