... rough categories of acceptance testing, integra-tion testing , and performance testing. I won’t examine performance testing at all, and I’ll onlydiscuss integration testing in passing. This chapter’s ... acceptance testing usingPyFit, a functional and integration testing tool. So what is integration testing, and how do inte-gration tests differ from acceptance tests?Integration testing determines ... 119■INDEX 3799810Index.qxd 6/6/08 10:42 AM Page 379 Functional Testing Functional testing is about building the right code. It is as important as unit testing, but itgets far less press. It breaks...