So you have downloaded ASP.NET MVC. Chosen File -> New project and setup your new Asp.NET MVC project.
How do you get NUNIT to appear in the Test Project Dropdownlist.
Well you need to go here http://blogs.msdn.com/webdevtools/archive/2008/03/06/asp-net-mvc-test-framework-integration-demo.aspx Copy the files as oullined in the Blog Post
Rebuild the Project using devenv /setup and you are good to go