Testing the Class Libraries

Creating unit tests

Now, let’s build some unit tests to ensure the class libraries are working correctly:

Step 1: Use the preferred coding tool to add a new xUnit Test Project [C#] or xunit project named Northwind.Common.UnitTests to the PracticalApps workspace or solution.

Step 2: In the Northwind.Common.UnitTests project, add a project reference to the Northwind.Common.DataContext project for either SQLite or SQL Server, as shown highlighted in the following configuration: