public void Create_Queue_And_Verify_Empty()
{
// assign
var myQueue = new MyGenericQueue.MyQueue <int>();
// act
// assert
myQueue.Count.ShouldBe(0);
Should.Throw <InvalidOperationException>(
() => myQueue.Dequeue()
);
Should.Throw <InvalidOperationException>(
() => myQueue.Peek()
);
}
public void Queue_And_Dequeue_Values()
{
// assign
var myQueue = new MyGenericQueue.MyQueue <int>();
// act
myQueue.Enqueue(111);
myQueue.Enqueue(222);
myQueue.Enqueue(333);
myQueue.Enqueue(444);
myQueue.Enqueue(555);
// assert
myQueue.Count.ShouldBe(5);
var scratch1 = myQueue.Peek();
scratch1.ShouldBe(111);
var scratch2 = myQueue.Dequeue();
scratch2.ShouldBe(111);
var scratch3 = myQueue.Dequeue();
scratch3.ShouldBe(222);
myQueue.Dequeue();
myQueue.Dequeue();
myQueue.Count.ShouldBe(1);
var scratch4 = myQueue.Dequeue();
scratch4.ShouldBe(555);
myQueue.Count.ShouldBe(0);
}
public void ReturnAnArray()
{
// assign
var myQueue = new MyGenericQueue.MyQueue <int>();
// act
myQueue.Enqueue(111);
myQueue.Enqueue(222);
myQueue.Enqueue(333);
myQueue.Enqueue(444);
myQueue.Enqueue(555);
// assert
myQueue.Count.ShouldBe(5);
var myQueueArray = myQueue.ToArray();
myQueueArray.ShouldBeOfType <int[]>();
myQueueArray[0].ShouldBe(111);
myQueueArray[1].ShouldBe(222);
myQueueArray[2].ShouldBe(333);
myQueueArray[3].ShouldBe(444);
myQueueArray[4].ShouldBe(555);
}
