Also see "Why most unit testing is waste" and "Segue" by Jim Coplien. The main takeaway is that if you test your code on the wrong ("unit") level, you may easi

Also see "Why most unit testing is waste" and "Segue" by Jim Coplien. The main takeaway is that if you test your code on the wrong ("unit") level, you may easily get ~100% coverage, but that is mostly worthless. Test on higher levels instead, ie. against business requirements, and don't worry about code coverage that much.