public void DontOfferTwiceTest()
{
var scheduler = new TestScheduler ();
var block = new BroadcastBlock<int> (null,
new DataflowBlockOptions { TaskScheduler = scheduler });
var target =
new TestTargetBlock<int> { Postpone = true };
block.LinkTo (target);
Assert.IsFalse (target.HasPostponed);
Assert.IsTrue (block.Post (1));
scheduler.ExecuteAll();
Assert.IsTrue (target.HasPostponed);
target.Postpone = false;
int value;
Assert.IsTrue(target.RetryPostponed(out value));
Assert.AreEqual(1, value);
block.LinkTo(new BufferBlock<int>());
scheduler.ExecuteAll();
Assert.AreEqual(default(int), target.DirectlyAccepted);
}
public void ReserveChangedTest ()
{
var scheduler = new TestScheduler ();
var broadcast = new BroadcastBlock<int> (null,
new DataflowBlockOptions { TaskScheduler = scheduler });
var target = new TestTargetBlock<int> { Postpone = true };
broadcast.LinkTo (target);
Assert.IsFalse (target.HasPostponed);
Assert.IsTrue (broadcast.Post (1));
scheduler.ExecuteAll ();
Assert.IsTrue (target.HasPostponed);
Assert.IsTrue(broadcast.Post(2));
scheduler.ExecuteAll ();
Assert.IsTrue (target.ReservePostponed ());
int value;
Assert.IsTrue (target.RetryPostponed (out value));
Assert.AreEqual (2, value);
}