Avoid secondary app init if test class has been ignored

src/TestApp/shared/FilterTests.cs

@@ -69,7 +69,7 @@ public class FilterTests
 	[DataRow("!abcd | def", "abc.def.g.h.i", true)]
 	public void When_ParseAndMatch(string filter, string method, bool expectedResult)
 	{
-		UnitTestFilter sut =  filter;
+		UnitTestFilter sut = filter;
 		var result = sut.IsMatch(method);
 
 		Assert.AreEqual(expectedResult, result);

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

@@ -151,8 +151,8 @@ private DevServer(global::System.Diagnostics.Process process, int port)
 					dir,
 					log);
 
-				return GetConfigurationValue(data, "RemoteControlHostPath") is { Length: > 0 } path 
-					? path 
+				return GetConfigurationValue(data, "RemoteControlHostPath") is { Length: > 0 } path
+					? path
 					: throw new global::System.InvalidOperationException("Failed to get remote control host path");
 			}
 		}

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

@@ -323,7 +323,7 @@
 					Text = $"{testClass.Name} ({testClass.Assembly.GetName().Name})",
 					Foreground = new SolidColorBrush(Colors.White),
 					FontSize = 16d,
 					IsTextSelectionEnabled = true
 				};
 
 				testResults.Children.Add(testResultBlock);
@@ -378,7 +378,7 @@
 				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))" : "";
@@ -618,6 +618,7 @@
 
 	public async Task RunTestsForInstance(object testClassInstance)
 	{
+#pragma warning disable CA1849
 		Interlocked.Exchange(ref _cts, new CancellationTokenSource())?.Cancel(); // cancel any previous CTS
 
 		testResults.Children.Clear();
@@ -718,11 +719,9 @@
 			? ConsoleOutputRecorder.Start()
 			: default;
 
-		var tests = (config.Filter is null
-				? testClassInfo.Tests
-				: testClassInfo.Tests.Where(test => config.Filter.IsMatch(test)))
-			.Select(method => new UnitTestMethodInfo(instance, method))
-			.ToArray();
+		var tests = config.Filter is null
+			? testClassInfo.Tests
+			: testClassInfo.Tests.Where(test => config.Filter.IsMatch(test.Method)).ToArray();
 
 		if (tests.Length <= 0 || testClassInfo.Type == null)
 		{
@@ -732,7 +731,9 @@
 		ReportTestClass(testClassInfo.Type.GetTypeInfo());
 		_ = ReportMessage($"Running {tests.Length} test methods");
 
-		if (testClassInfo.RunsInSecondaryApp is { } secondaryApp && !IsSecondaryApp)
+		if (testClassInfo.RunsInSecondaryApp is { } secondaryApp
+			&& !IsSecondaryApp
+			&& (config.IsRunningIgnored || testClassInfo.Tests.Any(test => !test.IsIgnored(out _))))
 		{
 			try
 			{

src/Uno.UI.RuntimeTests.Engine.Library/Engine/UI/_Private/UnitTestDispatcherCompat.cs

@@ -50,8 +50,8 @@ public partial class UnitTestDispatcherCompat
 
 #if WINDOWS_WINUI || HAS_UNO_WINUI
 
-    private readonly Windows.UI.Core.CoreDispatcher? _dispatcher;
-    public UnitTestDispatcherCompat(_Impl impl, Windows.UI.Core.CoreDispatcher? dispatcher = null)
+	private readonly Windows.UI.Core.CoreDispatcher? _dispatcher;
+	public UnitTestDispatcherCompat(_Impl impl, Windows.UI.Core.CoreDispatcher? dispatcher = null)
 	{
 		this._impl = impl;
 		this._dispatcher = dispatcher;

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

@@ -22,7 +22,7 @@ public UnitTestClassInfo(
 	{
 		Type = type;
 		TestClassName = Type?.Name ?? "(null)";
-		Tests = tests ?? Array.Empty<MethodInfo>();
+		Tests = tests?.Select(test => new UnitTestMethodInfo(test)).ToArray() ?? Array.Empty<UnitTestMethodInfo>();
 		Initialize = initialize;
 		Cleanup = cleanup;
 
@@ -33,7 +33,7 @@ public UnitTestClassInfo(
 
 	public Type? Type { get; }
 
-	public MethodInfo[] Tests { get; }
+	public UnitTestMethodInfo[] Tests { get; }
 
 	public MethodInfo? Initialize { get; }
 

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

@@ -17,12 +17,12 @@
 
 namespace Uno.UI.RuntimeTests;
 
-internal record UnitTestMethodInfo
+public record UnitTestMethodInfo
 {
 	private readonly List<ITestDataSource> _casesParameters;
 	private readonly IList<PointerDeviceType> _injectedPointerTypes;
 
-	public UnitTestMethodInfo(object testClassInstance, MethodInfo method)
+	public UnitTestMethodInfo(MethodInfo method)
 	{
 		Method = method;
 		RunsOnUIThread =
@@ -36,7 +36,7 @@ public UnitTestMethodInfo(object testClassInstance, MethodInfo method)
 			.SingleOrDefault()
 			?.ExceptionType;
 
-		_casesParameters  = method
+		_casesParameters = method
 			.GetCustomAttributes()
 			.Where(x => x is ITestDataSource)
 			.Cast<ITestDataSource>()
@@ -80,7 +80,7 @@ public bool IsIgnored(out string ignoreMessage)
 		return false;
 	}
 
-	public IEnumerable<TestCase> GetCases(CancellationToken ct)
+	internal IEnumerable<TestCase> GetCases(CancellationToken ct)
 	{
 		List<TestCase> cases = new();
 
@@ -98,7 +98,7 @@ public IEnumerable<TestCase> GetCases(CancellationToken ct)
 				.GetData(Method)
 				.Select(caseData => new TestCase
 				{
-					Parameters = caseData, 
+					Parameters = caseData,
 					DisplayName = testCaseSource.GetDisplayName(Method, caseData)
 				});