http://social.msdn.microsoft.com/Fo...0d-0dcf3bb70273
1. use VS2010 to create Test proj and tests then open in VS2012
2.
The menu item is still in place, but for unknown reasons it's invisible in the code editor. But you can use visual studio commands to run unit test wizard. The command you need is
EditorContextMenus.CodeWindow.CreateUnitTests
Open Command Window and type the command there.