public async Task Test()
{
// Explicitly defined descending order of priorities
QueuePriority[] descendingPriorities =
{
QueuePriority.Higher,
QueuePriority.Normal,
QueuePriority.Lower
};
var pQueue = new PriorityQueueUC <QueuePriority, string>(descendingPriorities);
pQueue.Enqueue(QueuePriority.Lower, "1Lower");
pQueue.Enqueue(QueuePriority.Higher, "1Higher");
pQueue.Enqueue(QueuePriority.Normal, "1Normal");
pQueue.Enqueue(QueuePriority.Lower, "2Lower");
pQueue.Enqueue(QueuePriority.Normal, "2Normal");
pQueue.Enqueue(QueuePriority.Higher, "2Higher");
pQueue.Enqueue(QueuePriority.Lower, "3Lower");
pQueue.Enqueue(QueuePriority.Higher, "3Higher");
pQueue.Enqueue(QueuePriority.Normal, "3Normal");
await Task.Run(() => Descending(pQueue));
}
private async Task Descending(PriorityQueueUC <QueuePriority, string> pQueue)
{
string dequeued;
pQueue.TryDequeu(out dequeued);
Assert.AreEqual("1Higher", dequeued);
pQueue.TryDequeu(out dequeued);
Assert.AreEqual("2Higher", dequeued);
pQueue.TryDequeu(out dequeued);
Assert.AreEqual("3Higher", dequeued);
pQueue.TryDequeu(out dequeued);
Assert.AreEqual("1Normal", dequeued);
pQueue.TryDequeu(out dequeued);
Assert.AreEqual("2Normal", dequeued);
pQueue.TryDequeu(out dequeued);
Assert.AreEqual("3Normal", dequeued);
pQueue.TryDequeu(out dequeued);
Assert.AreEqual("1Lower", dequeued);
pQueue.TryDequeu(out dequeued);
Assert.AreEqual("2Lower", dequeued);
pQueue.TryDequeu(out dequeued);
Assert.AreEqual("3Lower", dequeued);
await Task.CompletedTask;
}
private void Normal(PriorityQueueUC <QueuePriority, string> pQueue)
{
string dequeued;
pQueue.TryDequeu(out dequeued, QueuePriority.Normal);
Assert.AreEqual("1Normal", dequeued);
pQueue.TryDequeu(out dequeued, QueuePriority.Normal);
Assert.AreEqual("2Normal", dequeued);
pQueue.TryDequeu(out dequeued, QueuePriority.Normal);
Assert.AreEqual("3Normal", dequeued);
}
private void Lower(PriorityQueueUC <QueuePriority, string> pQueue)
{
string dequeued;
pQueue.TryDequeu(out dequeued, QueuePriority.Lower);
Assert.AreEqual("1Lower", dequeued);
pQueue.TryDequeu(out dequeued, QueuePriority.Lower);
Assert.AreEqual("2Lower", dequeued);
pQueue.TryDequeu(out dequeued, QueuePriority.Lower);
Assert.AreEqual("3Lower", dequeued);
}
private void Higher(PriorityQueueUC <QueuePriority, string> pQueue)
{
string dequeued;
pQueue.TryDequeu(out dequeued, QueuePriority.Higher);
Assert.AreEqual("1Higher", dequeued);
pQueue.TryDequeu(out dequeued, QueuePriority.Higher);
Assert.AreEqual("2Higher", dequeued);
pQueue.TryDequeu(out dequeued, QueuePriority.Higher);
Assert.AreEqual("3Higher", dequeued);
}
