Throw application-specific exception instead of type-cast

svn path=/trunk/mcs/; revision=62231
baulig · Jul 3, 2006 · ba63dab · ba63dab
1 parent 003379d
commit ba63dab
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/mcs/class/System.Web/Test/mainsoft/NunitWeb/NunitWeb/MyHost.cs b/mcs/class/System.Web/Test/mainsoft/NunitWeb/NunitWeb/MyHost.cs
@@ -66,7 +66,9 @@ private static HttpWorkerRequest GetMyWorkerRequest ()
 
 		private static MyData GetMyData (HttpWorkerRequest wr)
 		{
-			IForeignData fd = (IForeignData) wr;
+			IForeignData fd = wr as IForeignData;
+			if (fd == null)
+				throw new ArgumentException ("Invalid worker request. Probable reason is using WebTest.Invoke from a real web application");
 			MyData d = (MyData) fd[typeof (MyHost)];
 			if (d == null) {
 				d = new MyData ();