public void CheckStackIsEmpty()
{
Stack stack = new Stack();
int myFirstElement = 70;
int mySecondElement = 30;
int myThirdElement = 56;
stack.Push(myFirstElement);
stack.Push(mySecondElement);
stack.Push(myThirdElement);
stack.EmptyingTheStack();
bool result = stack.IsEmpty();
Assert.IsTrue(result);
}
public void EmptyingTheStack()
{
Stack stack = new Stack();
int myFirstElement = 70;
int mySecondElement = 30;
int myThirdElement = 56;
stack.Push(myFirstElement);
stack.Push(mySecondElement);
stack.Push(myThirdElement);
stack.EmptyingTheStack();
int size = stack.Size();
Assert.AreEqual(0, size);
}