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 following Java source file is ...

JUnit, a simple testing framework created by Kent Beck and Erich Gamma during a long airplane trip a few years ago, ushered in a new era of developer testing. A cottage industry grew up around "*Unit" ...

The basis of a maintainable and stable software system is the ability to easily unit test the system in an automated way using testing frameworks such as JUnit. Unfortunately, verifying correct ...