Summary
In his chapter, we used TestNG as our testing framework of choice. There wasn't much difference when compared to JUnit, simply because we didn't use any of the more advanced features of TestNG (for example, data providers, factories, and so on). With TDD, it is questionable whether we'll ever have a need for those features.
Visit http://testng.org/, explore it, and decide for yourself which framework best suits your needs.
The main objective of this chapter was to learn how to focus on one unit at a time. We already had a lot of helper classes and we tried our best to ignore their internal workings. In many cases, we did not write specifications that verified that the end result was correct, but we checked whether the method we were working ...
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