enabling Microsoft Testing Platform

Author: Bertk

test/coverlet.core.coverage.tests/Coverage/CoverageTests.AsyncAwait.cs

@@ -195,7 +195,7 @@ public void AsyncAwait_Issue_1275()
         {
           CoveragePrepareResult coveragePrepareResult = await TestInstrumentationHelper.Run<Issue_1275>(async instance =>
                       {
-                        var cts = new CancellationTokenSource();
+                        using var cts = new CancellationTokenSource();
                         await (Task)instance.Execute(cts.Token);
                       },
                       persistPrepareResultToFile: pathSerialize[0]);

test/coverlet.core.coverage.tests/coverlet.core.coverage.tests.csproj

@@ -3,7 +3,9 @@
 
   <PropertyGroup>
     <TargetFramework>net8.0</TargetFramework>
+    <UseMicrosoftTestingPlatformRunner>true</UseMicrosoftTestingPlatformRunner>
     <OutputType>Exe</OutputType>
+    <TestingPlatformDotnetTestSupport>true</TestingPlatformDotnetTestSupport>
     <IsPackable>false</IsPackable>
     <IsTestProject>true</IsTestProject>
     <NoWarn>$(NoWarn);CS8002</NoWarn>
@@ -20,8 +22,8 @@
     <PackageReference Include="Moq" />
     <PackageReference Include="Tmds.ExecFunction" />
     <PackageReference Include="ReportGenerator.Core" />
-    <PackageReference Include="xunit" VersionOverride="2.9.3" />
-    <PackageReference Include="xunit.runner.visualstudio" VersionOverride="2.8.2">
+    <PackageReference Include="xunit.v3" />
+    <PackageReference Include="xunit.runner.visualstudio">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers</IncludeAssets>
     </PackageReference>