The test suite is using xUnit as testing framework and for Code Coverage the test suite uses Corvelet, Corvelet.MSBuild

Required VSCode extensions for code coverage and line coverage

• Coverage Gutters
• .Net Test Explorer

Note Dont forget to activate the Coverage Glutter Watch in the bottom option line in VSCode to see line coverage colors in the code.

dotnet test /p:CollectCoverage=true

dotnet tool install -g dotnet-reportgenerator-globaltool

dotnet tool list --global

Inside .src/ directory execute:

reportgenerator "-reports:coverage/lcov.info" "-reporttypes:HTMLInline;Badges" "-targetdir:coverage/report"

Then Press F1 in VSCode and choose Coverage Gutters: Preview Report Coverage

Install VSCode .Net Test Explorer extension and add this configuration

{
  "dotnet-test-explorer.testProjectPath": "./src/RoyalLibrary.Tests/RoyalLibrary.Tests.csproj",
  "dotnet-test-explorer.testArguments": "/p:CollectCoverage=true /p:CoverletOutputFormat=lcov /p:CoverletOutput=../coverage/lcov.info"
}

In the Nuget palette you can choose the next options to be displayed:

• Coverage Gutters: Display Coverage
• Coverage Gutters: Preview Report Coverage

https://mookiefumi.com/2019-10-23-unit-testing-tools-using-your-vscode

https://mookiefumi.com/2019-10-20-unit-testing-tools-using-your-MacOS-terminal