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Deflake TimeAwaitable finalizer test (#21523)

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Brennan 2020-05-05 19:45:08 -07:00 committed by GitHub
parent d6409371ae
commit c9cdc4891a
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1 changed files with 5 additions and 11 deletions
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16
src/SignalR/clients/csharp/Client/test/UnitTests/TimerAwaitableTests.cs
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@ -14,20 +14,16 @@ namespace Microsoft.AspNetCore.SignalR.Client.Tests
{
[Fact]
[QuarantinedTest]
public void FinalizerRunsIfTimerAwaitableReferencesObject()
public async Task FinalizerRunsIfTimerAwaitableReferencesObject()
{
var tcs = new TaskCompletionSource<object>(TaskCreationOptions.RunContinuationsAsynchronously);
UseTimerAwaitableAndUnref(tcs);
// Make sure it *really* cleans up
for (int i = 0; i < 5 && !tcs.Task.IsCompleted; i++)
{
GC.Collect();
GC.WaitForPendingFinalizers();
}
GC.Collect();
GC.WaitForPendingFinalizers();
// Make sure the finalizer runs
Assert.True(tcs.Task.IsCompleted);
await tcs.Task.OrTimeout();
}
[MethodImpl(MethodImplOptions.NoInlining)]
@ -43,12 +39,11 @@ namespace Microsoft.AspNetCore.SignalR.Client.Tests
{
private readonly TimerAwaitable _timer;
private readonly TaskCompletionSource<object> _tcs;
private int _count;
public ObjectWithTimerAwaitable(TaskCompletionSource<object> tcs)
{
_tcs = tcs;
_timer = new TimerAwaitable(TimeSpan.Zero, TimeSpan.FromSeconds(1));
_timer = new TimerAwaitable(TimeSpan.FromSeconds(30), TimeSpan.FromSeconds(1));
_timer.Start();
}
@ -58,7 +53,6 @@ namespace Microsoft.AspNetCore.SignalR.Client.Tests
{
while (await _timer)
{
_count++;
}
}
}