Test Names That Enforce Architecture
You have a test suite. One feature breaks. Forty tests go red. Not because forty things are wrong — because forty tests each validated the same contract they do not own. This happens more often than most teams admit. A session management change breaks connection pool tests. A database schema migration fails authentication tests. Every test that ever touched a shared precondition lights up, and you spend the first twenty minutes of debugging just figuring out what actually broke. ...