Let me be clear about the new .NET Core testing framework, xUnit: It's an alternative, not a replacement for MSTest, the .NET Core version of the framework you're familiar with from earlier versions ...

As with the other testing frameworks that are part of Visual Studio, your first step in creating xUnit tests is to use Add > New Project to add a testing project (you can do that either from Visual ...

JUnit and NUnit are not the final word in unit testing frameworks. A plethora of worthy “xUnit” testing tools can be found at XProgramming.com.