Everybody worries about their legacy (code) and, every day, more and more legacy code is written. But what problems are we creating and how can we deal with them?

How do you apply unit testing to existing code, code that wasn’t meant for testing?

In this hardcore session, we take an open source application and add tests to it. In the process, we’ll refactor the code, discuss readability, and where would be a good place to start.