public void SetCanceled_CancelsTask()
{
var tcs = new TaskCompletionSource();
tcs.SetCanceled();
Assert.IsTrue(tcs.Task.IsCanceled);
}
/// <summary>
/// Transitions the underlying <see cref="Task"/> into the <see cref="TaskStatus.Canceled"/> state.
/// </summary>
/// <exception cref="InvalidOperationException">The underlying <see cref="Task"/> has already been completed.</exception>
public void SetCanceled()
{
_tcs.SetCanceled();
}
/// <summary>
/// Invoked when the session is complete. Sets the results of the session on the given task source.
/// </summary>
/// <param name="tcs"></param>
/// <param name="args"></param>
void OnSessionCompleted(TaskCompletionSource<VoiceXmlResult> tcs, SessionCompletedEventArgs args)
{
if (tcs.Task.IsCompleted)
return;
Dispatch(() =>
{
if (tcs.Task.IsCompleted)
return;
if (args.Cancelled)
tcs.SetCanceled();
else if (args.Error != null)
tcs.SetException(args.Error);
else if (args.Result.UnhandledThrowElement != null)
tcs.SetException(new UnhandledPageThrowException(args.Result.UnhandledThrowElement));
else
tcs.SetResult(args.Result);
});
}
