The .NET Unit Test Runner and Code Coverage Tool.
JetBrains dotCover is a .NET unit test runner and code coverage tool that integrates with Visual Studio and JetBrains Rider.
Make sure you know to what extent your code is covered with unit tests. dotCover calculates and reports statement-level code coverage in applications targeting .NET Framework, .NET Core, Mono, or Mono for Unity.
Part of tutorialUnit Testing For ReSharper Users
Part of tutorialWriting and Running Unit Tests with ReSharper