public void CanThrowExceptionIfThereIsNothingToDequeue()
{
MyPseudoQueue ps = new MyPseudoQueue();
ps.PseudoQueue();
Assert.Throws <Exception>(() => ps.PseudoQueueDequeue());
}
public void PseudoQueueIsEmptyAfterLastPop()
{
MyPseudoQueue ps = new MyPseudoQueue();
ps.PseudoQueue();
ps.PseudoQueueEnqueue(20);
ps.PseudoQueueDequeue();
bool actual = ps.FirstStack.IsEmpty();
Assert.True(actual);
}
public void CanDequeueASingleNodeValueFromPseudoQueue()
{
MyPseudoQueue ps = new MyPseudoQueue();
ps.PseudoQueue();
ps.PseudoQueueEnqueue(20);
int expected = 20;
int actual = ps.PseudoQueueDequeue();
Assert.Equal(actual, expected);
}
public void CanDequeueFirstNodeValueFromPseudoQueueWithMultipleNodes()
{
MyPseudoQueue ps = new MyPseudoQueue();
ps.PseudoQueue();
ps.PseudoQueueEnqueue(5);
ps.PseudoQueueEnqueue(10);
ps.PseudoQueueEnqueue(15);
ps.PseudoQueueEnqueue(20);
int expected = 20;
int actual = ps.PseudoQueueDequeue();
Assert.Equal(actual, expected);
}
