fix: handle exceptions in the same way as DispatchEventAsync

Author: egil

src/bunit.core/Rendering/TestRenderer.cs

@@ -184,7 +184,7 @@ internal void SetDirectParameters(IRenderedFragmentBase renderedComponent, Param
 		// if the event contains associated data.
 		lock (renderTreeUpdateLock)
 		{
-			Dispatcher.InvokeAsync(() =>
+			var result = Dispatcher.InvokeAsync(() =>
 			{
 				try
 				{
@@ -196,7 +196,7 @@ internal void SetDirectParameters(IRenderedFragmentBase renderedComponent, Param
 				}
 				catch (TargetInvocationException ex) when (ex.InnerException is not null)
 				{
-					HandleException(ex.InnerException);
+					throw ex.InnerException;
 				}
 				finally
 				{
@@ -206,6 +206,11 @@ internal void SetDirectParameters(IRenderedFragmentBase renderedComponent, Param
 				ProcessPendingRender();
 			});
 
+			if (result.IsFaulted && result.Exception is not null)
+			{
+				HandleException(result.Exception);
+			}
+
 			AssertNoUnhandledExceptions();
 		}
 	}