IMPORTANT! Moles is now the Fakes Framework in Visual Studio 11. Learn more at http://aka.ms/vs11-fakes.
Nikolai Tillman, a member of the RiSE group at Microsoft Research, gives a short demo of Moles, a new framework that allows replacing any .NET method with a delegate. In the context of unit testing, one can use Moles to isolate from environment dependencies (such as time, file system, database, etc...) even when those dependencies are hard-coded through static method or sealed types. In this demo, Nikolai goes through the famous Y2K bug and how to test it...
The Research in Software Engineering team (RiSE) coordinates Microsoft's research in Software Engineering in Redmond, USA.