XUnit V3

.github/workflows/benchmarks.yml

@@ -16,11 +16,16 @@ env:
   LATEST_NET_VERSION: '9.0.x'
   PathToCommunityToolkitAnalyzersBenchmarkCsproj: 'src/CommunityToolkit.Maui.Analyzers.Benchmarks/CommunityToolkit.Maui.Analyzers.Benchmarks.csproj'
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
 jobs:
   run_benchmarks:
     name: Run Benchmarks
     runs-on: ${{ matrix.os }}
     strategy:
+      fail-fast: false
       matrix:
         os: [windows-latest, macos-15]
 

.github/workflows/dotnet-build.yml

@@ -32,7 +32,7 @@ env:
   PathToCommunityToolkitMediaElementCsproj: 'src/CommunityToolkit.Maui.MediaElement/CommunityToolkit.Maui.MediaElement.csproj'
   PathToCommunityToolkitMapsCsproj: 'src/CommunityToolkit.Maui.Maps/CommunityToolkit.Maui.Maps.csproj'
   PathToCommunityToolkitSampleCsproj: 'samples/CommunityToolkit.Maui.Sample/CommunityToolkit.Maui.Sample.csproj'
-  PathToCommunityToolkitUnitTestCsproj: 'src/CommunityToolkit.Maui.UnitTests/CommunityToolkit.Maui.UnitTests.csproj'
+  PathToCommunityToolkitUnitTestCsproj: 'src/CommunityToolkit.Maui.UnitTests'
   PathToCommunityToolkitAnalyzersCsproj: 'src/CommunityToolkit.Maui.Analyzers/CommunityToolkit.Maui.Analyzers.csproj'
   PathToCommunityToolkitCameraAnalyzersCsproj: 'src/CommunityToolkit.Maui.Camera.Analyzers/CommunityToolkit.Maui.Camera.Analyzers.csproj'
   PathToCommunityToolkitMediaElementAnalyzersCsproj: 'src/CommunityToolkit.Maui.MediaElement.Analyzers/CommunityToolkit.Maui.MediaElement.Analyzers.csproj'
@@ -41,16 +41,21 @@ env:
   PathToCommunityToolkitAnalyzersCodeFixCsproj: 'src/CommunityToolkit.Maui.Analyzers.CodeFixes/CommunityToolkit.Maui.Analyzers.CodeFixes.csproj'
   PathToCommunityToolkitCameraAnalyzersCodeFixCsproj: 'src/CommunityToolkit.Maui.Camera.Analyzers.CodeFixes/CommunityToolkit.Maui.Camera.Analyzers.CodeFixes.csproj'
   PathToCommunityToolkitMediaElementAnalyzersCodeFixCsproj: 'src/CommunityToolkit.Maui.MediaElement.Analyzers.CodeFixes/CommunityToolkit.Maui.MediaElement.Analyzers.CodeFixes.csproj'
-  PathToCommunityToolkitAnalyzersUnitTestCsproj: 'src/CommunityToolkit.Maui.Analyzers.UnitTests/CommunityToolkit.Maui.Analyzers.UnitTests.csproj'
+  PathToCommunityToolkitAnalyzersUnitTestCsproj: 'src/CommunityToolkit.Maui.Analyzers.UnitTests'
   PathToCommunityToolkitAnalyzersBenchmarkCsproj: 'src/CommunityToolkit.Maui.Analyzers.Benchmarks/CommunityToolkit.Maui.Analyzers.Benchmarks.csproj'
   CommunityToolkitSampleApp_Xcode_Version: '16.2'
   CommunityToolkitLibrary_Xcode_Version: '16.2'
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
 jobs:
   build_sample:
     name: Build Sample App using Latest .NET SDK
     runs-on: ${{ matrix.os }}
     strategy:
+      fail-fast: false
       matrix:
         os: [windows-latest, macos-15]
     steps:
@@ -90,9 +95,8 @@ jobs:
   build_library:
     name: Build Library
     runs-on: ${{ matrix.os }}
-    env:
-      VSTEST_TESTHOST_SHUTDOWN_TIMEOUT: 1100 # Fixes "The active test run was aborted. Reason: Test host process crashed" 
     strategy:
+      fail-fast: false
       matrix:
         os: [windows-latest, macos-15]
     steps:
@@ -189,16 +193,24 @@ jobs:
       - name: 'Build CommunityToolkit.Maui'
         run: dotnet build ${{ env.PathToLibrarySolution }} -c Release -p:PackageVersion=${{ env.NugetPackageVersion }} -p:Version=${{ env.NugetPackageVersion }} 
 
-      - name: Run All Unit Tests
-        run: dotnet test -c Release ${{ env.PathToLibrarySolution }} --settings ".runsettings" --collect "XPlat code coverage" --logger trx --results-directory ${{ runner.temp }} --logger GitHubActions
+      - name: Run CommunityToolkit Analyzers UnitTests
+        run: |
+           cd ${{ env.PathToCommunityToolkitAnalyzersUnitTestCsproj }}
+           dotnet run -c Release --results-directory "${{ runner.temp }}" --coverage --coverage-output "${{ runner.temp }}/ut-analyzers.cobertura.xml" --coverage-output-format cobertura --report-xunit
+
+      - name: Run CommunityToolkit UnitTests
+        run: |
+           cd ${{ env.PathToCommunityToolkitUnitTestCsproj }}
+           dotnet run -c Release --results-directory "${{ runner.temp }}" --coverage --coverage-output "${{ runner.temp }}/ut.cobertura.xml" --coverage-output-format cobertura --report-xunit
 
       - name: Publish Test Results
-        if: runner.os == 'Windows'
+        if: runner.os == 'Windows' && (${{ success() || failure() }})
         uses: actions/upload-artifact@v4
         with:
-          name: Test Results
+          name: Test Results ${{ github.run_number }} ${{ runner.os }}
           path: |
-            ${{ runner.temp }}/**/*.trx
+            ${{ runner.temp }}/*.xunit
+            ${{ runner.temp }}/*cobertura.xml
 
       - name: Pack CommunityToolkit.Maui.Core NuGet
         run: dotnet pack -c Release ${{ env.PathToCommunityToolkitCoreCsproj }} -p:PackageVersion=${{ env.NugetPackageVersion }}

samples/CommunityToolkit.Maui.Sample.sln

@@ -12,8 +12,10 @@ EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{3ED2C978-9DDB-48FE-8C5A-521B254F18A3}"
 	ProjectSection(SolutionItems) = preProject
 		..\.editorconfig = ..\.editorconfig
+		..\.github\workflows\benchmarks.yml = ..\.github\workflows\benchmarks.yml
 		..\Directory.Build.props = ..\Directory.Build.props
 		..\Directory.Build.targets = ..\Directory.Build.targets
+		..\.github\workflows\dotnet-build.yml = ..\.github\workflows\dotnet-build.yml
 		..\global.json = ..\global.json
 	EndProjectSection
 EndProject

src/CommunityToolkit.Maui.Analyzers.UnitTests/CommunityToolkit.Maui.Analyzers.UnitTests.csproj

@@ -2,30 +2,35 @@
 
   <PropertyGroup>
     <TargetFramework>$(NetVersion)</TargetFramework>
-    <IsPackable>false</IsPackable>
     <EmitCompilerGeneratedFiles>true</EmitCompilerGeneratedFiles>
     <CompilerGeneratedFilesOutputPath>$(BaseIntermediateOutputPath)\GF</CompilerGeneratedFilesOutputPath>
     <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
     <GenerateBindingRedirectsOutputType>true</GenerateBindingRedirectsOutputType>
+
+    <OutputType>Exe</OutputType>
+    <RootNamespace>CommunityToolkit.Maui.Analyzers.UnitTests</RootNamespace>
+
+    <TestingPlatformDotnetTestSupport>false</TestingPlatformDotnetTestSupport>
+    <UseMicrosoftTestingPlatformRunner>true</UseMicrosoftTestingPlatformRunner>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="FluentAssertions" Version="8.0.1" />
-    <PackageReference Include="FluentAssertions.Analyzers" Version="0.34.1" />
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Analyzer.Testing.XUnit" Version="1.1.2" />
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.CodeFix.Testing.XUnit" Version="1.1.2" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
-    <PackageReference Include="xunit" Version="2.9.3" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="3.0.1" PrivateAssets="All" />
-    <PackageReference Include="coverlet.collector" Version="6.0.4" PrivateAssets="All" />
+    <Content Include="xunit.runner.json" CopyToOutputDirectory="PreserveNewest"/>
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Analyzer.Testing" Version="1.1.2" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.CodeFix.Testing" Version="1.1.2" />
+    <PackageReference Include="xunit.v3" Version="1.0.1" />
+    <PackageReference Include="Microsoft.Testing.Extensions.CodeCoverage" Version="17.13.1" />
     <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.12.0" />
-    <PackageReference Include="Microsoft.Maui.Controls" Version="$(MauiPackageVersion)" />
-    <PackageReference Include="GitHubActionsTestLogger" Version="2.4.1" PrivateAssets="All" />
   </ItemGroup>
 
   <ItemGroup>
     <!--Fix vulnerabilities-->
     <PackageReference Include="System.Formats.Asn1" Version="9.0.1" />
+    <PackageReference Include="System.Net.Http" Version="4.3.4" />
+    <PackageReference Include="System.Text.RegularExpressions" Version="4.3.1" />
   </ItemGroup>
 
   <ItemGroup>

src/CommunityToolkit.Maui.Analyzers.UnitTests/xunit.runner.json

@@ -0,0 +1,3 @@
+{
+  "$schema": "https://xunit.net/schema/current/xunit.runner.schema.json"
+}

src/CommunityToolkit.Maui.MediaElement/Extensions/PageExtensions.cs

@@ -31,7 +31,7 @@ internal static Page GetCurrentPage(this Page currentPage)
 
 	internal record struct ParentWindow
 	{
-		static Page CurrentPage => GetCurrentPage(Application.Current?.Windows[0].Page ?? throw new InvalidOperationException($"{nameof(Page)} cannot be null."));
+		static Page CurrentPage => GetCurrentPage(Application.Current?.Windows[^1].Page ?? throw new InvalidOperationException($"{nameof(Page)} cannot be null."));
 		/// <summary>
 		/// Checks if the parent window is null.
 		/// </summary>

src/CommunityToolkit.Maui.SourceGenerators/Generators/TextColorToGenerator.cs

@@ -145,6 +145,7 @@ namespace {{textStyleClassMetadata.Namespace}};
 			  	public static Task<bool> TextColorTo{{textStyleClassMetadata.GenericArguments}}(this global::{{textStyleClassMetadata.Namespace}}.{{textStyleClassMetadata.ClassName}}{{textStyleClassMetadata.GenericArguments}} element, {{mauiColorFullName}} color, uint rate = 16u, uint length = 250u, Easing? easing = null, CancellationToken token = default)
 			  {{textStyleClassMetadata.GenericConstraints}}
 			  	{
+			  		token.ThrowIfCancellationRequested();
 			  		ArgumentNullException.ThrowIfNull(element);
 			  		ArgumentNullException.ThrowIfNull(color);
 

src/CommunityToolkit.Maui.UnitTests/Alerts/SnackbarTests.cs

@@ -38,7 +38,7 @@ public async Task SnackbarShow_CancellationTokenExpires()
 		var cts = new CancellationTokenSource(TimeSpan.FromMilliseconds(1));
 
 		// Ensure CancellationToken expires
-		await Task.Delay(100, CancellationToken.None);
+		await Task.Delay(100, TestContext.Current.CancellationToken);
 
 		await Assert.ThrowsAsync<OperationCanceledException>(() => snackbar.Show(cts.Token));
 	}
@@ -61,7 +61,7 @@ public async Task SnackbarDismiss_CancellationTokenExpires()
 		var cts = new CancellationTokenSource(TimeSpan.FromMilliseconds(1));
 
 		// Ensure CancellationToken expires
-		await Task.Delay(100, CancellationToken.None);
+		await Task.Delay(100, TestContext.Current.CancellationToken);
 
 		await Assert.ThrowsAsync<OperationCanceledException>(() => snackbar.Dismiss(cts.Token));
 	}
@@ -81,14 +81,14 @@ await Assert.ThrowsAsync<OperationCanceledException>(() =>
 	[Fact(Timeout = (int)TestDuration.Short)]
 	public async Task SnackbarShow_IsShownTrue()
 	{
-		await snackbar.Show(CancellationToken.None);
+		await snackbar.Show(TestContext.Current.CancellationToken);
 		Assert.True(Snackbar.IsShown);
 	}
 
 	[Fact(Timeout = (int)TestDuration.Short)]
 	public async Task SnackbarDismissed_IsShownFalse()
 	{
-		await snackbar.Dismiss(CancellationToken.None);
+		await snackbar.Dismiss(TestContext.Current.CancellationToken);
 		Assert.False(Snackbar.IsShown);
 	}
 
@@ -100,7 +100,7 @@ public async Task SnackbarShow_ShownEventRaised()
 		{
 			receivedEvents.Add(e);
 		};
-		await snackbar.Show(CancellationToken.None);
+		await snackbar.Show(TestContext.Current.CancellationToken);
 		Assert.Single(receivedEvents);
 	}
 
@@ -112,7 +112,7 @@ public async Task SnackbarDismiss_DismissedEventRaised()
 		{
 			receivedEvents.Add(e);
 		};
-		await snackbar.Dismiss(CancellationToken.None);
+		await snackbar.Dismiss(TestContext.Current.CancellationToken);
 		Assert.Single(receivedEvents);
 	}
 
@@ -125,7 +125,7 @@ public async Task VisualElement_DisplaySnackbar_ShownEventReceived()
 			receivedEvents.Add(e);
 		};
 		var button = new Button();
-		await button.DisplaySnackbar("message", token: CancellationToken.None);
+		await button.DisplaySnackbar("message", token: TestContext.Current.CancellationToken);
 		Assert.Single(receivedEvents);
 	}
 
@@ -210,13 +210,13 @@ public async Task SnackbarDismiss_CancellationTokenNotCancelled_NotReceiveExcept
 	[Fact(Timeout = (int)TestDuration.Short)]
 	public async Task SnackbarShow_CancellationTokenNone_NotReceiveException()
 	{
-		await snackbar.Invoking(x => x.Show(CancellationToken.None)).Should().NotThrowAsync<OperationCanceledException>();
+		await snackbar.Invoking(x => x.Show(TestContext.Current.CancellationToken)).Should().NotThrowAsync<OperationCanceledException>();
 	}
 
 	[Fact(Timeout = (int)TestDuration.Short)]
 	public async Task SnackbarDismiss_CancellationTokenNone_NotReceiveException()
 	{
-		await snackbar.Invoking(x => x.Dismiss(CancellationToken.None)).Should().NotThrowAsync<OperationCanceledException>();
+		await snackbar.Invoking(x => x.Dismiss(TestContext.Current.CancellationToken)).Should().NotThrowAsync<OperationCanceledException>();
 	}
 
 	[Fact]
@@ -233,8 +233,8 @@ public async Task SnackbarNullValuesThrowArgumentNullException()
 		});
 		Assert.Throws<ArgumentNullException>(() => Snackbar.Make(null));
 		Assert.Throws<ArgumentNullException>(() => Snackbar.Make(string.Empty, actionButtonText: null));
-		await Assert.ThrowsAsync<ArgumentNullException>(() => new Button().DisplaySnackbar(null, token: CancellationToken.None));
-		await Assert.ThrowsAsync<ArgumentNullException>(() => new Button().DisplaySnackbar(string.Empty, actionButtonText: null, token: CancellationToken.None));
+		await Assert.ThrowsAsync<ArgumentNullException>(() => new Button().DisplaySnackbar(null, token: TestContext.Current.CancellationToken));
+		await Assert.ThrowsAsync<ArgumentNullException>(() => new Button().DisplaySnackbar(string.Empty, actionButtonText: null, token: TestContext.Current.CancellationToken));
 #pragma warning restore CS8625 // Cannot convert null literal to non-nullable reference type.
 	}
 }

src/CommunityToolkit.Maui.UnitTests/Alerts/ToastTests.cs

@@ -21,7 +21,7 @@ public async Task ToastShow_CancellationTokenExpires()
 		var cts = new CancellationTokenSource(TimeSpan.FromMilliseconds(1));
 
 		// Ensure CancellationToken expires
-		await Task.Delay(100, CancellationToken.None);
+		await Task.Delay(100, TestContext.Current.CancellationToken);
 
 		await Assert.ThrowsAsync<OperationCanceledException>(() => toast.Show(cts.Token));
 	}
@@ -44,7 +44,7 @@ public async Task ToastDismiss_CancellationTokenExpires()
 		var cts = new CancellationTokenSource(TimeSpan.FromMilliseconds(1));
 
 		// Ensure CancellationToken expires
-		await Task.Delay(100, CancellationToken.None);
+		await Task.Delay(100, TestContext.Current.CancellationToken);
 
 		await Assert.ThrowsAsync<OperationCanceledException>(() => toast.Dismiss(cts.Token));
 	}
@@ -116,13 +116,13 @@ public async Task ToastDismiss_CancellationTokenNotCancelled_NotReceiveException
 	[Fact(Timeout = (int)TestDuration.Short)]
 	public async Task ToastShow_CancellationTokenNone_NotReceiveException()
 	{
-		await toast.Invoking(x => x.Show(CancellationToken.None)).Should().NotThrowAsync<OperationCanceledException>();
+		await toast.Invoking(x => x.Show(TestContext.Current.CancellationToken)).Should().NotThrowAsync<OperationCanceledException>();
 	}
 
 	[Fact(Timeout = (int)TestDuration.Short)]
 	public async Task ToastDismiss_CancellationTokenNone_NotReceiveException()
 	{
-		await toast.Invoking(x => x.Dismiss(CancellationToken.None)).Should().NotThrowAsync<OperationCanceledException>();
+		await toast.Invoking(x => x.Dismiss(TestContext.Current.CancellationToken)).Should().NotThrowAsync<OperationCanceledException>();
 	}
 
 	[Fact]

src/CommunityToolkit.Maui.UnitTests/Animations/FadeAnimationTests.cs

@@ -13,7 +13,7 @@ public async Task AnimateShouldThrowWithNullView()
 		FadeAnimation animation = new();
 
 #pragma warning disable CS8625 // Cannot convert null literal to non-nullable reference type.
-		await Assert.ThrowsAsync<ArgumentNullException>(() => animation.Animate(null, CancellationToken.None));
+		await Assert.ThrowsAsync<ArgumentNullException>(() => animation.Animate(null, TestContext.Current.CancellationToken));
 #pragma warning restore CS8625 // Cannot convert null literal to non-nullable reference type.
 	}
 
@@ -29,10 +29,10 @@ public async Task CancellationTokenCanceled()
 		};
 		label.EnableAnimations();
 
-		await Assert.ThrowsAsync<TaskCanceledException>(() =>
+		await Assert.ThrowsAsync<OperationCanceledException>(async () =>
 		{
-			cts.Cancel();
-			return animation.Animate(label, cts.Token);
+			await cts.CancelAsync();
+			await animation.Animate(label, cts.Token);
 		});
 	}
 
@@ -48,7 +48,8 @@ public async Task CancellationTokenExpired()
 		};
 		label.EnableAnimations();
 
-		await Assert.ThrowsAsync<TaskCanceledException>(() => animation.Animate(label, cts.Token));
+		await Task.Delay(10, TestContext.Current.CancellationToken);
+		await Assert.ThrowsAsync<OperationCanceledException>(() => animation.Animate(label, cts.Token));
 	}
 
 	[Fact(Timeout = (int)TestDuration.Medium)]
@@ -62,7 +63,7 @@ public async Task AnimateShouldReturnToOriginalOpacity()
 		};
 		label.EnableAnimations();
 
-		await animation.Animate(label, CancellationToken.None);
+		await animation.Animate(label, TestContext.Current.CancellationToken);
 
 		label.Opacity.Should().Be(0.9);
 	}

src/CommunityToolkit.Maui.UnitTests/BaseHandlerTest.cs

@@ -5,9 +5,9 @@ namespace CommunityToolkit.Maui.UnitTests;
 
 public abstract class BaseHandlerTest : BaseTest
 {
-	protected BaseHandlerTest(IReadOnlyList<Type>? servicesToRegister = null)
+	protected BaseHandlerTest()
 	{
-		InitializeServicesAndSetMockApplication(servicesToRegister ?? [], out var serviceProvider);
+		InitializeServicesAndSetMockApplication(out var serviceProvider);
 		ServiceProvider = serviceProvider;
 	}
 
@@ -41,7 +41,7 @@ protected static TViewHandler CreateViewHandler<TViewHandler>(IView view, bool d
 		return mockViewHandler;
 	}
 
-	static void InitializeServicesAndSetMockApplication(in IReadOnlyList<Type> transientServicesToRegister, out IServiceProvider serviceProvider)
+	static void InitializeServicesAndSetMockApplication(out IServiceProvider serviceProvider)
 	{
 		var appBuilder = MauiApp.CreateBuilder()
 			.UseMauiCommunityToolkit()
@@ -60,24 +60,21 @@ static void InitializeServicesAndSetMockApplication(in IReadOnlyList<Type> trans
 
 		PopupService.ClearViewModelToViewMappings();
 		PopupService.AddTransientPopup(mockPopup, mockPageViewModel, appBuilder.Services);
+		var page = new ContentPage();
 		#endregion
 
-		foreach (var service in transientServicesToRegister)
-		{
-			appBuilder.Services.AddTransient(service);
-		}
-
 		var mauiApp = appBuilder.Build();
 
 		var application = (MockApplication)mauiApp.Services.GetRequiredService<IApplication>();
-		application.AddWindow(new Window());
+		application.AddWindow(new Window() { Page = page });
 		serviceProvider = mauiApp.Services;
 
 		IPlatformApplication.Current = application;
 
 		application.Handler = new ApplicationHandlerStub();
-		application.Handler.SetMauiContext(new HandlersContextStub(mauiApp.Services));
+		application.Handler.SetMauiContext(new HandlersContextStub(serviceProvider));
 
 		CreateElementHandler<MockPopupHandler>(mockPopup);
+		CreateViewHandler<MockPageHandler>(page);
 	}
 }