Jess in Action

Appendix C. An automated testing framework

When you’re doing iterative development, automated testing gives you confidence that each addition or modification does not introduce errors into a previously working program. You make a change, you run your tests, and you find out immediately whether your changes broke the existing code. Having a good suite of automated tests that you can run quickly and easily helps you write better code more quickly.

This is as true for rule-based programming as it is for any other kind. Whether I’m working on extensions to Jess or writing rule-based programs, I find that automated testing helps keep the quality of the software I write as high as it can be. In this appendix, I’ll describe a framework I use to write ...