It sure depends on the project type, I was talking about projects of HN people. For my site, for example, I have broken the signup process twice so I now have a

It sure depends on the project type, I was talking about projects of HN people. For my site, for example, I have broken the signup process twice so I now have a couple of tests for it, unit + watin. But I won't bother with writing tests for, say, privacy settings.