public void Enqueue_Dequeue_Test()
{
var queue = new TwoStacksQueue();
queue.Enqueue(1);
queue.Enqueue(2);
queue.Enqueue(3);
Assert.AreEqual(1, queue.Dequeue());
Assert.AreEqual(2, queue.Dequeue());
Assert.AreEqual(3, queue.Dequeue());
}
public void TestTwoStacksQueue()
{
var queue = new TwoStacksQueue <int>();
Assert.Throws <Exception>(() => { var _ = queue.Peek; }, "Queue underflow");
Assert.Throws <Exception>(() => { var _ = queue.Dequeue(); }, "Queue underflow");
var fixtures = new[] { 1, 2, 3, 4, 5 };
for (var idx = 0; idx < fixtures.Length; idx++)
{
queue.Enqueue(fixtures[idx]);
}
for (var idx = 0; idx < fixtures.Length; idx++)
{
Assert.AreEqual(fixtures[idx], queue.Peek);
Assert.AreEqual(fixtures[idx], queue.Dequeue());
}
Assert.Throws <Exception>(() => { var _ = queue.Peek; }, "Queue underflow");
Assert.Throws <Exception>(() => { var _ = queue.Dequeue(); }, "Queue underflow");
queue.Enqueue(1);
queue.Enqueue(2);
queue.Enqueue(3);
Assert.AreEqual(1, queue.Dequeue());
queue.Enqueue(4);
queue.Enqueue(5);
Assert.AreEqual(2, queue.Dequeue());
Assert.AreEqual(3, queue.Dequeue());
Assert.AreEqual(4, queue.Dequeue());
Assert.AreEqual(5, queue.Dequeue());
}