I write tests for my own servers, via the ruby gem ServerSpec. It's generally something I let lapse over time, but I always ensure that I update the tests befo

I write tests for my own servers, via the ruby gem ServerSpec. It's generally something I let lapse over time, but I always ensure that I update the tests before I'm applying a distribution update. Allowing myself to validate that a Wheezy installation of Debian has all the services running that I expect after I upgrade it to Jessie is very useful and reassuring. I wrote a brief introduction to the process here: https://debian-administration.org/article/703/A_brief_introduction_to_server-testing_with_serverspec https://debian-administration.org/article/703/A_brief_introd...