>It is not a dichotomy. It is a dichotomy. You do not want the same thing being covered by two different types of test. Duplicated test coverage means duplicat

>It is not a dichotomy. It is a dichotomy. You do not want the same thing being covered by two different types of test. Duplicated test coverage means duplicated maintenance. >There is a world of productivity difference between a 1 minute test suite and a 40 minute (or 4 day) test suite Not in my experience. Tests can easily run while I'm at lunch, overnight, working on something else or, if time is really of the essence, in parallel. If I'm running an individual test while developing anything that runs in under a minute has no effect on my productivity. Tests that don't catch bugs are a far, far bigger deal.