public void EnsureICanManuallyStoreLastIn()
{
string input = "8 * -2";
Stack stack = new Stack();
stack.Update(input, null);
var actual = stack.LastIn;
Assert.AreEqual(input, actual);
}
public void EnsureICanCreateInstance()
{
Stack stack = new Stack();
stack.Update(null, null);
Assert.IsNotNull(stack);
}
public void EnsureICanManuallyStoreLastOut()
{
string result = "-12";
Stack stack = new Stack();
stack.Update(null, result);
var actual = stack.LastOut;
Assert.AreEqual(result, actual);
}