I first write good code. I then write unit tests to protect my code from: a) Bad team mates. b) Future developers. I've been burned one too many times with

I first write good code. I then write unit tests to protect my code from: a) Bad team mates. b) Future developers. I've been burned one too many times with junior devs making cavalier changes in code they don't understand. Unit tests were THE solution for catching these changes.