public void Peek_PushTwoItems_ReturnsHeadItem() { var queue = new ArrayQueue <int>(); queue.Enqueue(1); queue.Enqueue(2); Assert.AreEqual(1, queue.Peek()); }
public void Peek_PushTwoItemsAndPop_ReturnsHeadElement() { var queue = new ArrayQueue <int>(); queue.Enqueue(1); queue.Enqueue(2); queue.Dequeue(); Assert.AreEqual(2, queue.Peek()); }