Last friday, Eric Jarvi blogged about the Color scheme used by the code coverage tools of Visual Studio Team System. His post made me think about code coverage another time. Beyond the fact that people tend to misunderstand the green color, there is maybe a more general misunderstanding of code coverage. The code coverage rate can easily be overestimated; Badly covered code is of course also badly tested code, well tested code sure has a good coverage rate. But well covered code is not automatically...