public void PopBack()
{
DLinkedList<int> list = new DLinkedList<int>();
int expectedResult = 2, result;
list.PushFront(1);
list.PushFront(2);
list.PushFront(3);
list.PopBack();
result = list.OnBack();
Assert.AreEqual(expectedResult, result);
}
public void PushFront()
{
DLinkedList<int> list = new DLinkedList<int>();
int expectedResult = 5, result;
list.PushFront(expectedResult);
result = list.OnFront();
Assert.AreEqual(expectedResult, result);
}