public void TestCancelNotification()
{
MockTimeSource mockTimeSource = new MockTimeSource(new DateTime(2010, 1, 1));
using (TestSubscriber subscriber1 = new TestSubscriber()) {
using (TestSubscriber subscriber2 = new TestSubscriber()) {
using (Scheduler scheduler = new Scheduler(mockTimeSource)) {
object handle = scheduler.NotifyIn(
TimeSpan.FromHours(24), subscriber1.Callback
);
scheduler.NotifyIn(TimeSpan.FromHours(36), subscriber2.Callback);
mockTimeSource.AdvanceTime(TimeSpan.FromHours(12));
scheduler.Cancel(handle);
mockTimeSource.AdvanceTime(TimeSpan.FromHours(24));
// Wait for the second subscriber to be notified. This is still a race
// condition (there's no guarantee the thread pool will run tasks in
// the order they were added), but it's the best we can do without
// relying on an ugly Thread.Sleep() in this test.
Assert.IsTrue(subscriber2.WaitForCallback(1000));
Assert.AreEqual(0, subscriber1.CallbackCount);
}
}
}
}
public void TestCancelFinalNotification()
{
MockTimeSource mockTimeSource = new MockTimeSource(new DateTime(2010, 1, 1));
using (TestSubscriber subscriber = new TestSubscriber()) {
using (Scheduler scheduler = new Scheduler(mockTimeSource)) {
scheduler.Cancel(
scheduler.NotifyIn(TimeSpan.FromHours(12), subscriber.Callback)
);
mockTimeSource.AdvanceTime(TimeSpan.FromHours(14));
Thread.Sleep(1);
}
}
}
public void TestCancelFinalNotification() {
MockTimeSource mockTimeSource = new MockTimeSource(new DateTime(2010, 1, 1));
using(TestSubscriber subscriber = new TestSubscriber()) {
using(Scheduler scheduler = new Scheduler(mockTimeSource)) {
scheduler.Cancel(
scheduler.NotifyIn(TimeSpan.FromHours(12), subscriber.Callback)
);
mockTimeSource.AdvanceTime(TimeSpan.FromHours(14));
Thread.Sleep(1);
}
}
}
public void TestCancelNotification() {
MockTimeSource mockTimeSource = new MockTimeSource(new DateTime(2010, 1, 1));
using(TestSubscriber subscriber1 = new TestSubscriber()) {
using(TestSubscriber subscriber2 = new TestSubscriber()) {
using(Scheduler scheduler = new Scheduler(mockTimeSource)) {
object handle = scheduler.NotifyIn(
TimeSpan.FromHours(24), subscriber1.Callback
);
scheduler.NotifyIn(TimeSpan.FromHours(36), subscriber2.Callback);
mockTimeSource.AdvanceTime(TimeSpan.FromHours(12));
scheduler.Cancel(handle);
mockTimeSource.AdvanceTime(TimeSpan.FromHours(24));
// Wait for the second subscriber to be notified. This is still a race
// condition (there's no guarantee the thread pool will run tasks in
// the order they were added), but it's the best we can do without
// relying on an ugly Thread.Sleep() in this test.
Assert.IsTrue(subscriber2.WaitForCallback(1000));
Assert.AreEqual(0, subscriber1.CallbackCount);
}
}
}
}