fix: Fix support of DynamicData

src/TestApp/shared/HotReloadTests.cs

@@ -47,13 +47,13 @@ public async Task Is_SourcesEditable(CancellationToken ct)
 		var file = Path.Combine(dir, sutPath);
 
 		Assert.IsTrue(File.Exists(file));
-		Assert.IsTrue(File.ReadAllText(file).Contains("Original text"));
+		Assert.IsTrue((await File.ReadAllTextAsync(file, ct)).Contains("Original text"));
 
 		await using var _ = await HotReloadHelper.UpdateSourceFile(sutPath, "Original text", "Updated text from Can_Edit_File", waitForMetadataUpdate: false, ct);
 
 		await TestHelper.WaitFor(() => File.ReadAllText(file).Contains("Updated text from Can_Edit_File"), ct);
 
-		Assert.IsTrue(File.ReadAllText(file).Contains("Updated text from Can_Edit_File"));
+		Assert.IsTrue((await File.ReadAllTextAsync(file, ct)).Contains("Updated text from Can_Edit_File"));
 	}
 
 	[TestMethod]

src/TestApp/shared/SanityTests.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 using Microsoft.VisualStudio.TestTools.UnitTesting;
@@ -44,6 +45,28 @@ public async Task When_Test_ContentHelper()
 		[DataRow("goodbye", DisplayName = "goodbye test")]
 		public void Is_Sane_With_Cases(string text)
 		{
+#pragma warning disable CA1861 // Prefer static readonly
+			Assert.IsTrue(new[] { "hello", "goodbye" }.Contains(text));
+		}
+
+		[TestMethod]
+		[DynamicData(nameof(DynamicData), DynamicDataSourceType.Property)]
+		[DynamicData(nameof(GetDynamicData), DynamicDataSourceType.Method)]
+		public void Is_Sane_With_DynamicData(string text)
+		{
+			Assert.IsTrue(new[] { "hello", "goodbye" }.Contains(text));
+		}
+
+		public static IEnumerable<object[]> DynamicData { get; } = new[]
+		{
+			new object[] { "hello" },
+			new object[] { "goodbye" },
+		};
+
+		public static IEnumerable<object[]> GetDynamicData()
+		{
+			yield return new object[] { "hello" };
+			yield return new object[] { "goodbye" };
 		}
 
 #if DEBUG

src/Uno.UI.RuntimeTests.Engine.Library/Engine/ExternalRunner/_Private/DevServer.cs

@@ -205,7 +205,7 @@ private static int GetTcpPort()
 		}
 		catch (global::System.Exception e)
 		{
-			global::Microsoft.Extensions.Logging.LoggerExtensions.LogError(_log, "Failed to kill dev server", e);
+			global::Microsoft.Extensions.Logging.LoggerExtensions.LogError(_log, e, "Failed to kill dev server");
 		}
 
 		await _process.WaitForExitAsync(global::System.Threading.CancellationToken.None);

src/Uno.UI.RuntimeTests.Engine.Library/Engine/ExternalRunner/_Private/SecondaryApp.cs

@@ -69,12 +69,13 @@ internal static partial class SecondaryApp
 		}
 	}
 
+	private static readonly global::System.Text.Json.JsonSerializerOptions _serializeOpts = new global::System.Text.Json.JsonSerializerOptions { DefaultIgnoreCondition = global::System.Text.Json.Serialization.JsonIgnoreCondition.WhenWritingDefault };
 	private static int _instance;
 
 	private static async global::System.Threading.Tasks.Task<string> RunLocalApp(string devServerHost, int devServerPort, UnitTestEngineConfig config, bool isAppVisible, global::System.Threading.CancellationToken ct)
 	{
 		var testOutput = global::System.IO.Path.GetTempFileName();
-		var configJson = global::System.Text.Json.JsonSerializer.Serialize(config, new global::System.Text.Json.JsonSerializerOptions { DefaultIgnoreCondition = global::System.Text.Json.Serialization.JsonIgnoreCondition.WhenWritingDefault });
+		var configJson = global::System.Text.Json.JsonSerializer.Serialize(config, _serializeOpts);
 
 		var childStartInfo = new global::System.Diagnostics.ProcessStartInfo(
 			global::System.Environment.ProcessPath ?? throw new global::System.InvalidOperationException("Cannot determine the current app executable path"),

src/Uno.UI.RuntimeTests.Engine.Library/Engine/TestCase.cs

@@ -3,6 +3,7 @@
 #if !IS_UNO_RUNTIMETEST_PROJECT
 #pragma warning disable
 #endif
+#pragma warning disable CA1852 // Make class final : unnecessary breaking change
 
 using System;
 using System.Linq;
@@ -11,7 +12,6 @@
 namespace Uno.UI.RuntimeTests;
 
 #if !UNO_RUNTIMETESTS_DISABLE_UI
-
 internal record TestCase
 {
 	public object[] Parameters { get; init; } = Array.Empty<object>();

src/Uno.UI.RuntimeTests.Engine.Library/Engine/TestCaseResult.cs

@@ -3,6 +3,7 @@
 #if !IS_UNO_RUNTIMETEST_PROJECT
 #pragma warning disable
 #endif
+#pragma warning disable CA1852 // Make class final : unnecessary breaking change
 
 using System;
 using System.Linq;

src/Uno.UI.RuntimeTests.Engine.Library/Engine/UI/UnitTestsControl.CustomConsoleOutput.cs

@@ -15,7 +15,7 @@ namespace Uno.UI.RuntimeTests
 {
 	public sealed partial class UnitTestsControl
 	{
-		private class ConsoleOutputRecorder : IDisposable
+		private sealed class ConsoleOutputRecorder : IDisposable
 		{
 			private readonly TextWriterDuplicator _duplicator;
 			private readonly TextWriter _originalOutput;
@@ -52,7 +52,7 @@ public void Dispose()
 			}
 		}
 
-		private class TextWriterDuplicator : TextWriter
+		private sealed class TextWriterDuplicator : TextWriter
 		{
 			private readonly TextWriter _inner;
 			private readonly StringBuilder _accumulator = new StringBuilder();

src/Uno.UI.RuntimeTests.Engine.Library/Engine/UI/UnitTestsControl.TestRun.cs

@@ -5,6 +5,7 @@
 #if !IS_UNO_RUNTIMETEST_PROJECT
 #pragma warning disable
 #endif
+#pragma warning disable CA1852 // Make class final : unnecessary breaking change
 
 public sealed partial class UnitTestsControl
 {

src/Uno.UI.RuntimeTests.Engine.Library/Engine/UI/UnitTestsControl.cs

@@ -327,7 +327,7 @@
 					Text = $"{testClass.Name} ({testClass.Assembly.GetName().Name})",
 					Foreground = new SolidColorBrush(Colors.White),
 					FontSize = 16d,
 					IsTextSelectionEnabled = true
 				};
 
 				testResults.Children.Add(testResultBlock);
@@ -383,7 +383,7 @@
 				FontFamily = new FontFamily("Courier New"),
 				Margin = new Thickness(8, 0, 0, 0),
 				Foreground = new SolidColorBrush(Colors.LightGray),
 				IsTextSelectionEnabled = true
 			};
 
 			var retriesText = _currentRun.CurrentRepeatCount != 0 ? $" (Retried {_currentRun.CurrentRepeatCount} time(s))" : "";
@@ -725,7 +725,7 @@
 			.Select(method => new UnitTestMethodInfo(instance, method))
 			.ToArray();
 
-		if (!tests.Any() || testClassInfo.Type == null)
+		if (tests.Length <= 0 || testClassInfo.Type == null)
 		{
 			return;
 		}

src/Uno.UI.RuntimeTests.Engine.Library/Engine/UnitTestMethodInfo.cs

@@ -4,6 +4,7 @@
 #if !IS_UNO_RUNTIMETEST_PROJECT
 #pragma warning disable
 #endif
+#pragma warning disable CA1852 // Make class final : unnecessary breaking change
 
 using System;
 using System.Collections.Generic;
@@ -93,15 +94,15 @@ public IEnumerable<TestCase> GetCases(CancellationToken ct)
 		foreach (var testCaseSource in _casesParameters)
 		{
 			// Note: CT is not propagated when using a test data source
-			foreach (var caseData in testCaseSource.GetData(Method))
-			{
-				var data = testCaseSource
-					.GetData(Method)
-					.SelectMany(x => x)
-					.ToArray();
-
-				cases.Add(new TestCase { Parameters = data, DisplayName = testCaseSource.GetDisplayName(Method, data) });
-			}
+			var testCases = testCaseSource
+				.GetData(Method)
+				.Select(caseData => new TestCase
+				{
+					Parameters = caseData, 
+					DisplayName = testCaseSource.GetDisplayName(Method, caseData)
+				});
+
+			cases.AddRange(testCases);
 		}
 
 		if (_injectedPointerTypes.Any())

src/Uno.UI.RuntimeTests.Engine.Library/Library/Helpers/HotReloadHelper.DevServer.cs

@@ -39,7 +39,7 @@ public UpdateFile ToMessage()
 			};
 	}
 
-	private class DevServerUpdater : IFileUpdater
+	private sealed class DevServerUpdater : IFileUpdater
 	{
 		/// <inheritdoc />
 		public async ValueTask EnsureReady(CancellationToken ct)

src/Uno.UI.RuntimeTests.Engine.Library/Library/Helpers/HotReloadHelper.Local.cs

@@ -15,7 +15,7 @@ static partial void TryUseLocalFileUpdater()
 	public static void UseLocalFileUpdater()
 		=> Use(new LocalFileUpdater());
 
-	private class LocalFileUpdater : IFileUpdater
+	private sealed class LocalFileUpdater : IFileUpdater
 	{
 		/// <inheritdoc />
 		public async global::System.Threading.Tasks.ValueTask EnsureReady(global::System.Threading.CancellationToken ct) { }

src/Uno.UI.RuntimeTests.Engine.Library/Library/Helpers/HotReloadHelper.NotSupported.cs

@@ -8,7 +8,7 @@ namespace Uno.UI.RuntimeTests;
 
 public static partial class HotReloadHelper
 {
-	private class NotSupported : IFileUpdater
+	private sealed class NotSupported : IFileUpdater
 	{
 		/// <inheritdoc />
 		public global::System.Threading.Tasks.ValueTask EnsureReady(global::System.Threading.CancellationToken ct)

src/Uno.UI.RuntimeTests.Engine.Library/Library/Helpers/HotReloadHelper.cs

@@ -28,7 +28,7 @@ public partial record FileEdit(string FilePath, string OldText, string NewText)
 		public FileEdit Revert() => this with { OldText = NewText, NewText = OldText };
 	}
 
-	private record RevertFileEdit(FileEdit Edition, bool WaitForMetadataUpdate) : global::System.IAsyncDisposable
+	private sealed record RevertFileEdit(FileEdit Edition, bool WaitForMetadataUpdate) : global::System.IAsyncDisposable
 	{
 		/// <inheritdoc />
 		public async global::System.Threading.Tasks.ValueTask DisposeAsync()

src/Uno.UI.RuntimeTests.Engine.Library/Library/Helpers/InputInjectorHelper.cs

@@ -112,7 +112,7 @@ public void InjectMouseInput(IEnumerable<InjectedInputMouseInfo?> input)
 	public void InjectMouseInput(params InjectedInputMouseInfo?[] input)
 		=> Injector.InjectMouseInput(input.Where(i => i is not null).Cast<InjectedInputMouseInfo>());
 
-	private record PointerSubscription(InputInjectorHelper Injector, PointerDeviceType Previous, PointerDeviceType Current) : IDisposable
+	private sealed record PointerSubscription(InputInjectorHelper Injector, PointerDeviceType Previous, PointerDeviceType Current) : IDisposable
 	{
 		/// <inheritdoc />
 		public void Dispose()