From 5655eaf0a1f20fb5229b7f2a2a10d728caef33d9 Mon Sep 17 00:00:00 2001
From: Eric Erhardt <eric.erhardt@microsoft.com>
Date: Wed, 11 Nov 2020 14:22:36 -0600
Subject: [PATCH] Fix race condition in Hosting test

Change Task.Delay(1) to Task.Yield() to avoid a super race condition.

Fix #43389
---
 .../tests/UnitTests/Internal/HostTests.cs                       | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/libraries/Microsoft.Extensions.Hosting/tests/UnitTests/Internal/HostTests.cs b/src/libraries/Microsoft.Extensions.Hosting/tests/UnitTests/Internal/HostTests.cs
index 6ea731c39f8ab9..80653a63533f3b 100644
--- a/src/libraries/Microsoft.Extensions.Hosting/tests/UnitTests/Internal/HostTests.cs
+++ b/src/libraries/Microsoft.Extensions.Hosting/tests/UnitTests/Internal/HostTests.cs
@@ -1372,7 +1372,7 @@ private class AsyncThrowingService : BackgroundService
         {
             protected override async Task ExecuteAsync(CancellationToken stoppingToken)
             {
-                await Task.Delay(1);
+                await Task.Yield();
 
                 throw new Exception("Background Exception");
             }