Chapter 2. Exploring core JUnit
Mistakes are the portals of discovery.
This chapter covers
- Using the core JUnit classes
- Understanding JUnit mechanisms
- Understanding the JUnit lifecycle
In chapter 1, we decided that we need a reliable and repeatable way to test our program. Our solution is to write or reuse a framework to drive test code that exercises our program’s API. As our program grows with new classes and new methods to existing classes, we need to grow our test code as well. Experience has taught us that sometimes classes interact in unexpected ways; we need to make sure that we can run all of our tests at any time, no matter what code changes took place. The question becomes, how do we run multiple test classes? And ...
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