Fix UseAsync property in TestMethodAttribute derived classes to use type checks by @Copilot in #5708 (backport to rel/3.9) (#5710)

Co-authored-by: copilot-swe-agent[bot] <[email protected]>
Co-authored-by: Youssef1313 <[email protected]>

Author: 3 people

src/TestFramework/TestFramework.Extensions/Attributes/UWP_UITestMethodAttribute.cs

@@ -10,7 +10,7 @@ namespace Microsoft.VisualStudio.TestTools.UnitTesting.AppContainer;
 /// </summary>
 public class UITestMethodAttribute : TestMethodAttribute
 {
-    private protected override bool UseAsync => true;
+    private protected override bool UseAsync => GetType() == typeof(UITestMethodAttribute);
 
     /// <inheritdoc cref="ExecuteAsync(ITestMethod)" />
     public override TestResult[] Execute(ITestMethod testMethod) => base.Execute(testMethod);

src/TestFramework/TestFramework.Extensions/Attributes/WinUI_UITestMethodAttribute.cs

@@ -34,7 +34,7 @@ public UITestMethodAttribute(string displayName)
     {
     }
 
-    private protected override bool UseAsync => true;
+    private protected override bool UseAsync => GetType() == typeof(UITestMethodAttribute);
 
     /// <summary>
     /// Gets or sets the <see cref="UI.Dispatching.DispatcherQueue"/> that should be used to invoke the UITestMethodAttribute.

src/TestFramework/TestFramework/Attributes/DataSource/DataTestMethodAttribute.cs

@@ -13,7 +13,7 @@ namespace Microsoft.VisualStudio.TestTools.UnitTesting;
 [EditorBrowsable(EditorBrowsableState.Never)]
 public class DataTestMethodAttribute : TestMethodAttribute
 {
-    private protected override bool UseAsync => true;
+    private protected override bool UseAsync => GetType() == typeof(DataTestMethodAttribute);
 
     /// <summary>
     /// Initializes a new instance of the <see cref="DataTestMethodAttribute"/> class.

src/TestFramework/TestFramework/Attributes/TestMethod/STATestMethodAttribute.cs

@@ -9,7 +9,7 @@ namespace Microsoft.VisualStudio.TestTools.UnitTesting;
 [AttributeUsage(AttributeTargets.Method)]
 public class STATestMethodAttribute : TestMethodAttribute
 {
-    private protected override bool UseAsync => true;
+    private protected override bool UseAsync => GetType() == typeof(STATestMethodAttribute);
 
     /// <summary>
     /// Initializes a new instance of the <see cref="STATestMethodAttribute"/> class.