Install-Package NUnit
This package includes all assemblies needed to create unit tests.
Tests can be executed using one of the following methods:
To execute tests using the Visual Studio Unit Test Window, install the NUnit 3 Test Adapter. https://visualstudiogallery.msdn.microsoft.com/0da0f6bd-9bb6-4ae3-87a8-537788622f2d
Install the NUnit Console Runner via NuGet
Install-Package NUnit.Console
The executable nunit3-console.exe is located in packages\NUnit.3.X.X\tools