public void GetHangReportProducesDgmlWithMethodNameRequestingMainThread()
{
var mainThreadRequested = new ManualResetEventSlim();
Task.Run(delegate
{
JoinableTaskFactory.MainThreadAwaiter awaiter = this.Factory.SwitchToMainThreadAsync().GetAwaiter();
awaiter.OnCompleted(delegate { /* this anonymous delegate is expected to include the name of its containing method */ });
mainThreadRequested.Set();
});
mainThreadRequested.Wait();
IHangReportContributor contributor = this.Context;
HangReportContribution?report = contributor.GetHangReport();
this.Logger.WriteLine(report.Content);
var dgml = XDocument.Parse(report.Content);
IEnumerable <string>?collectionLabels = from node in dgml.Root.Element(XName.Get("Nodes", DgmlNamespace)).Elements()
where node.Attribute(XName.Get("Category"))?.Value == "Task"
select node.Attribute(XName.Get("Label"))?.Value;
Assert.Contains(collectionLabels, label => label.Contains(nameof(this.GetHangReportProducesDgmlWithMethodNameRequestingMainThread)));
}
public void OnCompleted(Action continuation) => _mainThreadAwaiter.OnCompleted(continuation);
public void OnCompleted(Action continuation) => _awaiter.OnCompleted(continuation);