Tests not discovered in Visual Studio Test Explorer Window
Visual Studio caches the test runner adapters, and in the most of the cases a corrupted cache is the reason for this. To clean the cache, you have to do the following:
1. Close all Visual Studio instances
2. Go to
3. Delete specrun related folders
4. Try again
2. Go to
%TEMP%\VisualStudioTestExplorerExtensions\3. Delete specrun related folders
4. Try again