Merge pull request #700 from sys27/nunit-migration

#667 - Migrate to NUnit.

Directory.Packages.props

@@ -3,15 +3,15 @@
     <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="1.1.1" />
     <PackageVersion Include="Nerdbank.GitVersioning" Version="3.6.133" />
     <PackageVersion Include="NSubstitute" Version="5.0.0" />
+    <PackageVersion Include="NUnit" Version="3.13.3" />
+    <PackageVersion Include="NUnit.Analyzers" Version="3.6.1" />
+    <PackageVersion Include="NUnit3TestAdapter" Version="4.5.0" />
     <PackageVersion Include="StyleCop.Analyzers" Version="1.2.0-beta.507" />
     <PackageVersion Include="System.Collections.Immutable" Version="7.0.0" />
     <PackageVersion Include="CommandLineParser" Version="2.9.1" />
     <PackageVersion Include="BenchmarkDotNet" Version="0.13.7" />
     <PackageVersion Include="coverlet.msbuild" Version="6.0.0" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.7.1" />
     <PackageVersion Include="ReportGenerator" Version="5.1.24" />
-    <PackageVersion Include="xunit" Version="2.5.0" />
-    <PackageVersion Include="xunit.analyzers" Version="1.2.0" />
-    <PackageVersion Include="xunit.runner.visualstudio" Version="2.5.0" />
   </ItemGroup>
 </Project>

README.md

@@ -132,7 +132,7 @@ xFunc is released under MIT License.
 [Azure Pipelines](https://azure.microsoft.com/en-us/services/devops/pipelines/)  
 [Coverlet](https://github.com/coverlet-coverage/coverlet)  
 [ReportGenerator](https://github.com/danielpalme/ReportGenerator)  
-[xUnit](https://github.com/xunit/xunit)  
+[NUnit](https://github.com/nunit/nunit)  
 [NSubstitute](https://github.com/nsubstitute/NSubstitute)  
 [docfx](https://github.com/dotnet/docfx)  
 [BenchmarkDotNet](https://github.com/dotnet/BenchmarkDotNet)