public void ToList_ItemsEnqueuedToExceedCapacity_EarlierValuesOverridenWhenPastCapacity()
{
List <int> values = Enumerable.Range(1, Random.Next(100, 1000)).Select(n => Random.Next()).ToList();
long capacity = Random.Next(20, values.Count / 2);
CyclicConcurrentQueue <int> cyclicConcurrentQueue = CreateCyclicConcurrentQueue <int>(capacity);
foreach (int value in values)
{
cyclicConcurrentQueue.Enqueue(value);
}
List <int> expectedValues = values.Skip(values.Count - (int)capacity).ToList();
CollectionAssert.AreEqual(expectedValues, cyclicConcurrentQueue.ToList());
}
public void ToList_InitialCollectionAndItemsEnqueuedWithinCapacity_MatchesInitialCollectionAndExtraItemAtEnd()
{
List <int> initialValues = Enumerable.Range(1, Random.Next(10, 100)).Select(n => Random.Next()).ToList();
List <int> addedValues = Enumerable.Range(1, Random.Next(10, 100)).Select(n => Random.Next()).ToList();
long capacity = initialValues.Count + addedValues.Count + Random.Next(1, 100);
CyclicConcurrentQueue <int> cyclicConcurrentQueue = CreateCyclicConcurrentQueue(initialValues, capacity);
foreach (int addedValue in addedValues)
{
cyclicConcurrentQueue.Enqueue(addedValue);
}
List <int> expectedValues = initialValues.Concat(addedValues).ToList();
CollectionAssert.AreEqual(expectedValues, cyclicConcurrentQueue.ToList());
}
ToList_ItemsEnqueuedToExceedCapacityThenItemsDequeued_EarlierValuesOverridenWhenPastCapacityThenQueueShortenedOnDequeue
()
{
List <int> values = Enumerable.Range(1, Random.Next(100, 1000)).Select(n => Random.Next()).ToList();
long capacity = Random.Next(20, values.Count / 2);
int amountToDequeue = Random.Next(1, (int)capacity / 2);
CyclicConcurrentQueue <int> cyclicConcurrentQueue = CreateCyclicConcurrentQueue <int>(capacity);
foreach (int value in values)
{
cyclicConcurrentQueue.Enqueue(value);
}
for (int i = 0; i < amountToDequeue; i++)
{
int dequeued;
Assert.IsTrue(
cyclicConcurrentQueue.TryDequeue(out dequeued),
"This test should always succeed when attempting to Dequeue elements.");
}
List <int> expectedValues = values.Skip(values.Count - (int)capacity).Skip(amountToDequeue).ToList();
CollectionAssert.AreEqual(expectedValues, cyclicConcurrentQueue.ToList());
}