public void PostWorks()
{
var r = new ActorSynchronizationContext();
var a = new TaskCompletionSource<bool>();
r.Post(z => a.SetResult(true), null);
a.Task.AssertRanToCompletion();
}
public void NoOverlap()
{
var r = new ActorSynchronizationContext();
var n = 0;
for (var i = 0; i < 1000; i++) {
r.Post(z => {
Interlocked.Increment(ref n).AssertEquals(1);
Interlocked.Decrement(ref n).AssertEquals(0);
}, null);
}
var a = new TaskCompletionSource<bool>();
r.Post(z => a.SetResult(true), null);
a.Task.AssertRanToCompletion();
}
public void NoInterference()
{
var r = new ActorSynchronizationContext();
var n = 0;
var t = Task.WhenAll(Enumerable.Range(0, 5).Select(async e => await Task.Factory.StartNew(() => {
for (var i = 0; i < 500; i++)
r.Post(z => n += 1, null);
var a = new TaskCompletionSource<bool>();
r.Post(z => a.SetResult(true), null);
a.Task.AssertRanToCompletion();
}, TaskCreationOptions.LongRunning)));
t.AssertRanToCompletion(timeout: TimeSpan.FromSeconds(20)); // lots of work, long timeout
n.AssertEquals(500 * 5);
}