NUnit Testing in ASP.NET CORE MC
Let’s implement NUnit unit testing for an Employee Management System in ASP.NET Core MVC, incorporating a service layer and repository layer , and setting it up entirely within Visual Studio 2022 (without CLI commands). I’ll provide a step-by-step explanation with source code, comments, proper naming conventions, coding standards, and test results for the use case involving Employee , Department , Project , and Task . We’ll focus on what each part does, why it’s used, and how to configure it in Visual Studio 2022. Step 1: Understand the Setup What Build an MVC project with a service layer (business logic), repository layer (data access), and a test project using NUnit in Visual Studio 2022. Why Service Layer : Encapsulates business logic (e.g., assigning tasks), testable independently of data access. Repository Layer : Abstracts data operations (e.g., in-memory or database), making tests moc...