public void Concrete_AddThree_GetFirst() { StringLinkedList linkedList = new StringLinkedList(); linkedList.Add("1"); linkedList.Add("2"); linkedList.Add("3"); Assert.AreEqual("1", linkedList.First().Value); }
public void Concrete_AddNone_GetFirst_ReturnsNull() { StringLinkedList linkedList = new StringLinkedList(); Assert.IsNull(linkedList.First()); }