feat: Add xunit v3 markers

src/bunit.core/Asserting/ActualExpectedAssertException.cs

@@ -1,10 +1,12 @@
+using Bunit.Internal.XUnitExceptions;
+
 namespace Bunit.Asserting;
 
 /// <summary>
 /// Represents a generic assert exception used when an actual result does not match an expected result.
 /// </summary>
 [Serializable]
-public class ActualExpectedAssertException : Exception
+public class ActualExpectedAssertException : Exception, IAssertionException
 {
 	/// <summary>
 	/// Initializes a new instance of the <see cref="ActualExpectedAssertException"/> class.

src/bunit.core/Extensions/WaitForHelpers/WaitForFailedException.cs

@@ -1,10 +1,12 @@
+using Bunit.Internal.XUnitExceptions;
+
 namespace Bunit.Extensions.WaitForHelpers;
 
 /// <summary>
 /// Represents an exception thrown when the <see cref="WaitForHelper{T}"/> does not complete successfully.
 /// </summary>
 [Serializable]
-public sealed class WaitForFailedException : Exception
+public sealed class WaitForFailedException : Exception, ITestTimeoutException
 {
 	/// <summary>
 	/// Initializes a new instance of the <see cref="WaitForFailedException"/> class.

src/bunit.core/Internal/XUnitExceptions/IAssertionException.cs

@@ -0,0 +1,6 @@
+namespace Bunit.Internal.XUnitExceptions;
+
+/// <summary>
+/// This is a marker interface for xUnit.v3 that will cause xUnit to consider the failure cause to be an assertion failure.
+/// </summary>
+internal interface IAssertionException;

src/bunit.core/Internal/XUnitExceptions/ITestTimeoutException.cs

@@ -0,0 +1,6 @@
+namespace Bunit.Internal.XUnitExceptions;
+
+/// <summary>
+/// This is a marker interface for xUnit.v3 that will cause xUnit to consider the failure cause to be a timeout.
+/// </summary>
+internal interface ITestTimeoutException;

src/bunit.core/ParameterException.cs

@@ -1,7 +1,7 @@
 namespace Bunit.RazorTesting;
 
 /// <summary>
-/// Represents an missing or invalid Blazor parameter on a Blazor component.
+/// Represents a missing or invalid Blazor parameter on a Blazor component.
 /// </summary>
 [Serializable]
 public sealed class ParameterException : ArgumentException

src/bunit.web/Extensions/ElementRemovedFromDomException.cs

@@ -2,7 +2,7 @@ namespace Bunit;
 
 /// <summary>
 /// Represents an exception that is thrown when trying to access an element
-/// that was previous found in the DOM.
+/// that was previously found in the DOM.
 /// </summary>
 [Serializable]
 public sealed class ElementRemovedFromDomException : ElementNotFoundException