TDD for ASP.NET MVC Part 4: Unit Testing View Model Validation

How to unit test view model validation, focusing on the controller when the model is bound to a controller action. Welcome to part 4 in the TDD for ASP.NET MVC series. This time, I'll cover how to unit test view models in ASP.NETMVC. I'll focus primarily on how to unit test the model state validation that is performed by ASP.NET MVC in the controller when the model is bound to a controller action. To get started download and open up the solution for part 3. Read the source article at Visual Studio Magazine Home