Fix flaky ScheduleTask_InlineContinuationDoesNotDeadlock test on net481

.github/workflows/build.yml

@@ -7,10 +7,6 @@ on:
       - release/*
     tags: [ '*' ]
   pull_request:
-    branches:
-      - main
-      - release/*
-      - dotnet-vnext
   workflow_dispatch:
 
 env:

.github/workflows/code-ql.yml

@@ -6,10 +6,6 @@ on:
       - main
       - release/*
   pull_request:
-    branches:
-      - main
-      - release/*
-      - dotnet-vnext
   schedule:
     - cron: '0 8 * * MON'
   workflow_dispatch:

.github/workflows/dependency-review.yml

@@ -2,10 +2,6 @@ name: dependency-review
 
 on:
   pull_request:
-    branches:
-      - main
-      - release/*
-      - dotnet-vnext
 
 permissions: {}
 

.github/workflows/gh-pages.yml

@@ -6,10 +6,6 @@ on:
       - main
       - release/*
   pull_request:
-    branches:
-      - main
-      - release/*
-      - dotnet-vnext
   workflow_dispatch:
 
 permissions: {}

.github/workflows/lint.yml

@@ -10,10 +10,6 @@ on:
       - '**/*.gitignore'
       - '**/*.md'
   pull_request:
-    branches:
-      - main
-      - release/*
-      - dotnet-vnext
   workflow_dispatch:
 
 permissions: {}

.github/workflows/mutation-tests.yml

@@ -6,10 +6,6 @@ on:
       - main
       - release/*
   pull_request:
-    branches:
-      - main
-      - release/*
-      - dotnet-vnext
   workflow_dispatch:
 
 env:

.github/workflows/updater-approve.yml

@@ -2,10 +2,6 @@ name: updater-approve
 
 on:
   pull_request:
-    branches:
-      - main
-      - release/*
-      - dotnet-vnext
 
 permissions: {}
 

test/Polly.Core.Tests/CircuitBreaker/Controller/ScheduledTaskExecutorTests.cs

@@ -132,22 +132,28 @@ public void Dispose_WhenScheduledTaskExecuting()
     [Fact]
     public void ScheduleTask_InlineContinuationDoesNotDeadlock()
     {
-        var timeout = TimeSpan.FromSeconds(1);
+        var timeout = TimeSpan.FromSeconds(10);
         using var scheduler = new ScheduledTaskExecutor();
 
+        var secondTaskSource = new TaskCompletionSource<Task>(TaskCreationOptions.RunContinuationsAsynchronously);
+
         var firstTask = scheduler.ScheduleTask(() => Task.CompletedTask);
 
         var continuationTask = firstTask.ContinueWith(
             _ =>
             {
                 var secondTask = scheduler.ScheduleTask(() => Task.CompletedTask);
-                secondTask.Wait(timeout);
+                secondTaskSource.TrySetResult(secondTask);
             },
             CancellationToken,
             TaskContinuationOptions.ExecuteSynchronously,
             TaskScheduler.Default);
 
+#pragma warning disable xUnit1031 // Do not use blocking task operations in test method
         continuationTask.Wait(timeout).ShouldBeTrue();
+        secondTaskSource.Task.Wait(timeout).ShouldBeTrue();
+        secondTaskSource.Task.Result.Wait(timeout).ShouldBeTrue();
+#pragma warning restore xUnit1031
     }
 
     [Fact]