This is an extension for Visual Studio that extends the test functionality to allow you to create unit tests and IntelliTests. It works for Visual Studio 2015, 2017 and 2019. The extension extends the built in test generator functionality allowing developers to generate tests using NUnit 2.6.x or NUnit 3.x.
Please note that IntelliTest is only available in Visual
Studio Enterprise edition. Other editions of Visual Studio
only have the Create Unit Tests menu option.
Also note that there are seperate versions for VS 2015 and VS 2017/2019
You can download this extension in Visual Studio using Tools | Extensions and Updates... and searching for Test Generator NUnit Extension.
You can also download from the GitHub Releases Page.
For VS 2017/2019: Visual Studio Marketplace
For VS 2015: Visual Studio Marketplace
Documentation and a Quick Start Guide can be found on the NUnit Documentation Wiki.
Release notes can be found at NUnit TestGenerator Release Notes