Introduction

This chapter enables developers to use the new Roslyn-based feature in the Visual Studio 2017 Enterprise edition that enables smart live unit test execution in the background. The following snippet and screenshot from this (https://blogs.msdn.microsoft.com/visualstudio/2016/11/18/live-unit-testing-visual-studio-2017-rc/) Visual Studio blog post on LUT gives a nice gist about this feature.

Live unit testing automatically runs the impacted unit tests in the background as you edit code and visualizes the results and code coverage live, in the editor, in real time. In addition to giving feedback on the impact that your changes had on the existing tests, you also get immediate feedback on whether the new code you added is already covered by one or more existing tests. This will gently remind you to write unit tests as you are making bug fixes or adding features. You will be on your way to the promised land, where there is no test debt in your code base!

As mentioned in the post, there...