You need unit tests if you want to know if your app is really and truly working. The problem is that it's not always easy to do. In this course, Architecting an ASP.NET Core MVC Application for Unit Testability, you will gain the ability to design your apps for testability. First, you will learn about the architectural design patterns that help make your application easy to test, refactor, and maintain. Next, you will discover how to apply these architectural design patterns in order to implement testable ASP.NET Model-View-Controller code and testable database code using Entity Framework Core. Finally, you will explore how to apply these design patterns to create testable security code, validation code, and Web API code. When you are finished with this course, you will have the skills and knowledge of software architecture and unit testing needed to design your ASP.NET Core apps for testability.