public void ReverseIteratorTest()
{
//arrange
List <int> originalList = new List <int>(5)
{
1, 2, 3, 4, 5
};
IIterator iterator = new ReverseListIterator(originalList);
List <int> iteratedList = new List <int>(5);
List <int> expectedList = new List <int>(5)
{
5, 4, 3, 2, 1
};
//act
for (iterator.First(); !iterator.IsDone; iterator.Next())
{
iteratedList.Add((int)iterator.CurrentItem);
}
//assert
for (int i = 0; i < expectedList.Count; i++)
{
Assert.AreEqual(expectedList[i], iteratedList[i]);
}
}
public void PrintOperations()
{
List <Item> items = new List <Item>(50);
// . . .
ListIterator <Item> forward = new ListIterator <Item>(items);
ReverseListIterator <Item> backward = new ReverseListIterator <Item>(items);
PrintItems(forward);
PrintItems(backward);
}
