Unit testing an application
Microsoft has a proprietary unit testing framework known as MS Test, which is closely integrated with Visual Studio. However, to use a unit testing framework that is compatible with .NET Core, we will use the third-party framework: xUnit.net.
Creating a class library that needs testing with Visual Studio 2017
In Visual Studio 2017, add a new Class
Library (.NET Standard) project named
Ch05_Calculator, as shown in the following screenshot:
In Visual Studio 2017, in the Solution Explorer window, right-click on the
Class1.cs file and choose Rename. Change its name to
Calculator. You will be prompted to rename all references. ...