public void WheelTimer_Bucket_Should_Remove_Head_Items_Correctly()
{
using (var timer = new HashedWheelTimer(500, 10))
{
var bucket = new Bucket();
var t1 = new TimeoutItem(timer, EmptyAction, null);
var t2 = new TimeoutItem(timer, EmptyAction, null);
var t3 = new TimeoutItem(timer, EmptyAction, null);
var t4 = new TimeoutItem(timer, EmptyAction, null);
bucket.Add(t1);
CollectionAssert.AreEqual(bucket.ToArray(), new[] { t1 });
Assert.AreEqual(bucket.Tail, t1);
bucket.Add(t2);
CollectionAssert.AreEqual(bucket.ToArray(), new[] { t1, t2 });
Assert.AreEqual(bucket.Tail, t2);
bucket.Add(t3);
CollectionAssert.AreEqual(bucket.ToArray(), new[] { t1, t2, t3 });
Assert.AreEqual(bucket.Tail, t3);
bucket.Add(t4);
CollectionAssert.AreEqual(bucket.ToArray(), new[] { t1, t2, t3, t4 });
Assert.AreEqual(bucket.Tail, t4);
bucket.Remove(t1);
CollectionAssert.AreEqual(bucket.ToArray(), new[] { t2, t3, t4 });
Assert.AreEqual(bucket.Tail, t4);
bucket.Remove(t3);
CollectionAssert.AreEqual(bucket.ToArray(), new[] { t2, t4 });
Assert.AreEqual(bucket.Tail, t4);
bucket.Remove(t4);
CollectionAssert.AreEqual(bucket.ToArray(), new[] { t2 });
Assert.AreEqual(bucket.Tail, t2);
bucket.Remove(t2);
Assert.AreEqual(bucket.ToArray(), new TimeoutItem[0]);
}
}
public void WheelTimer_Bucket_Should_Support_Add_And_Remove()
{
using (var timer = new HashedWheelTimer(500, 10))
{
var bucket = new Bucket();
Assert.Null(bucket.Head);
var t1 = new TimeoutItem(timer, EmptyAction, null);
var t2 = new TimeoutItem(timer, EmptyAction, null);
var t3 = new TimeoutItem(timer, EmptyAction, null);
var t4 = new TimeoutItem(timer, EmptyAction, null);
var t5 = new TimeoutItem(timer, EmptyAction, null);
var t6 = new TimeoutItem(timer, EmptyAction, null);
bucket.Add(t1);
bucket.Add(t2);
bucket.Add(t3);
bucket.Add(t4);
Assert.AreEqual(bucket.Head, t1);
Assert.AreEqual(bucket.Tail, t4);
CollectionAssert.AreEqual(bucket.ToArray(), new[] { t1, t2, t3, t4 });
bucket.Remove(t3);
CollectionAssert.AreEqual(bucket.ToArray(), new[] { t1, t2, t4 });
Assert.AreEqual(t2.Next, t4);
Assert.AreEqual(t4.Previous, t2);
bucket.Remove(t1);
Assert.AreEqual(bucket.Head, t2);
CollectionAssert.AreEqual(bucket.ToArray(), new[] { t2, t4 });
bucket.Add(t5);
Assert.AreEqual(bucket.Tail, t5);
CollectionAssert.AreEqual(bucket.ToArray(), new[] { t2, t4, t5 });
bucket.Add(t6);
CollectionAssert.AreEqual(bucket.ToArray(), new[] { t2, t4, t5, t6 });
bucket.Remove(t4);
CollectionAssert.AreEqual(bucket.ToArray(), new[] { t2, t5, t6 });
bucket.Remove(t2);
CollectionAssert.AreEqual(bucket.ToArray(), new[] { t5, t6 });
bucket.Remove(t6);
CollectionAssert.AreEqual(bucket.ToArray(), new[] { t5 });
bucket.Remove(t5);
CollectionAssert.AreEqual(bucket.ToArray(), new TimeoutItem[0]);
}
}
