public void Dequeue_when_empty_throws()
{
var collection = new EntityRangeCollection();
Assert.Throws <InvalidOperationException>(() => collection.Dequeue());
Assert.AreEqual(0, collection.Count);
}
public void Add_empty_range_throws()
{
var collection = new EntityRangeCollection();
Assert.Throws <ArgumentOutOfRangeException>(() => collection.Add(emptyRange));
Assert.AreEqual(0, collection.Count);
}
public void Add_invalid_range_throws()
{
var collection = new EntityRangeCollection();
Assert.Throws <ArgumentException>(() => collection.Add(invalidRange));
Assert.AreEqual(0, collection.Count);
}
public void Add_single_valid_range()
{
var collection = new EntityRangeCollection();
collection.Add(validRange);
Assert.AreEqual(ValidRangeCount, collection.Count);
}
public void Take_too_much_throws()
{
var collection = new EntityRangeCollection();
collection.Add(validRange);
Assert.Throws <ArgumentOutOfRangeException>(() => collection.Take(ValidRangeCount * 2));
Assert.AreEqual(ValidRangeCount, collection.Count);
}
public void Take_single_range()
{
var collection = new EntityRangeCollection();
collection.Add(validRange);
var result = collection.Take(ValidRangeCount);
Assert.AreEqual(ValidRangeCount, result.Length);
Assert.AreEqual(0, collection.Count);
}
public void Dequeue_when_not_empty()
{
var collection = new EntityRangeCollection();
collection.Add(validRange);
var result = collection.Dequeue();
Assert.AreEqual(validRange.FirstEntityId, result);
Assert.AreEqual(ValidRangeCount - 1, collection.Count);
}
public void Take_partial_range()
{
var collection = new EntityRangeCollection();
collection.Add(validRange);
var result = collection.Take(validRange.Count / 2);
Assert.AreEqual(ValidRangeCount / 2, result.Length);
Assert.AreEqual(ValidRangeCount / 2, collection.Count);
}
public void Dequeue_pops_ranges()
{
var collection = new EntityRangeCollection();
collection.Add(new EntityRangeCollection.EntityIdRange(new EntityId(1), 1));
collection.Add(new EntityRangeCollection.EntityIdRange(new EntityId(2), 1));
collection.Dequeue();
collection.Dequeue();
Assert.AreEqual(0, collection.Count);
}
public void Clear_resets_collection()
{
var collection = new EntityRangeCollection();
collection.Add(validRange);
collection.Clear();
Assert.Throws <InvalidOperationException>(() => collection.Dequeue());
Assert.Throws <ArgumentOutOfRangeException>(() => collection.Take(1));
Assert.AreEqual(0, collection.Count);
}
public void Take_multiple_ranges()
{
var collection = new EntityRangeCollection();
collection.Add(validRange);
collection.Add(validRange);
collection.Take(ValidRangeCount / 2);
collection.Take(ValidRangeCount + ValidRangeCount / 2);
Assert.AreEqual(0, collection.Count);
}
public void Take_returns_valid_entity_ids()
{
var collection = new EntityRangeCollection();
collection.Add(validRange);
collection.Add(new EntityRangeCollection.EntityIdRange(new EntityId(ValidRangeCount + 1), ValidRangeCount));
var idCollection = Enumerable.Range(1, ValidRangeCount * 2).Select(x => (long)x).ToList();
var check = 0;
foreach (var entityId in collection.Take(collection.Count))
{
Assert.AreEqual(idCollection[check], entityId.Id);
check++;
}
Assert.AreEqual(ValidRangeCount * 2, check);
Assert.AreEqual(0, collection.Count);
}
