If you do decide to add tests to an existing code base, I found "Working Effectively with Legacy Code"[1] to be a good guide. Check out the table of contents.

If you do decide to add tests to an existing code base, I found "Working Effectively with Legacy Code"[1] to be a good guide. Check out the table of contents. [1] http://www.amazon.com/Working-Effectively-Legacy-Michael-Feathers/dp/0131177052 http://www.amazon.com/Working-Effectively-Legacy-Michael-Fea...