From fea37222752d20fa314c31ae4e654f18b25c59cc Mon Sep 17 00:00:00 2001
From: Rolf Bjarne Kvinge <rolf@xamarin.com>
Date: Thu, 9 Jul 2020 09:12:01 +0200
Subject: [PATCH] [monotouch-test] Use a normal thread instead of
 MulticastDelegate.BeginInvoke in AVAssetImageGeneratorTest.

MulticastDelegate.BeginInvoke isn't supported in .NET.

Ref: https://github.com/dotnet/runtime/issues/16312
---
 .../AVFoundation/AVAssetImageGeneratorTest.cs               | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/tests/monotouch-test/AVFoundation/AVAssetImageGeneratorTest.cs b/tests/monotouch-test/AVFoundation/AVAssetImageGeneratorTest.cs
index a7ecd3d9f1d7..5ed1a623edd2 100644
--- a/tests/monotouch-test/AVFoundation/AVAssetImageGeneratorTest.cs
+++ b/tests/monotouch-test/AVFoundation/AVAssetImageGeneratorTest.cs
@@ -113,8 +113,10 @@ public void GenerateCGImagesAsynchronously ()
 					mre.WaitOne ();
 				}
 			};
-			var asyncResult = main.BeginInvoke (null, null);
-			main.EndInvoke (asyncResult);
+			var thread = new Thread (main) {
+				IsBackground = true,
+			};
+			thread.Start ();
 			Assert.True (mre.WaitOne (2000), "wait");
 			Assert.True (handled, "handled");
 		}