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_AddFive_GetLast()
{
StringLinkedList linkedList = new StringLinkedList();
linkedList.Add("1");
linkedList.Add("2");
linkedList.Add("3");
linkedList.Add("4");
linkedList.Add("5");
Assert.AreEqual("5", linkedList.ElementAt(4).Value);
}
public void Concrete_AddThree_TraverseThree()
{
StringLinkedList linkedList = new StringLinkedList();
linkedList.Add("1");
linkedList.Add("2");
linkedList.Add("3");
Assert.AreEqual("3", linkedList.Head.Value);
Assert.AreEqual("2", linkedList.Head.Next.Value);
Assert.AreEqual("1", linkedList.Head.Next.Next.Value);
}
public void Concrete_AddFive_InsertBetween_3And4()
{
StringLinkedList linkedList = new StringLinkedList();
linkedList.Add("1");
linkedList.Add("2");
linkedList.Add("3");
linkedList.Add("4");
linkedList.Add("5");
linkedList.Insert("x", 3);
Assert.AreEqual("1", linkedList.ElementAt(0).Value);
Assert.AreEqual("2", linkedList.ElementAt(1).Value);
Assert.AreEqual("3", linkedList.ElementAt(2).Value);
Assert.AreEqual("x", linkedList.ElementAt(3).Value);
Assert.AreEqual("4", linkedList.ElementAt(4).Value);
Assert.AreEqual("5", linkedList.ElementAt(5).Value);
}
public void Concrete_AddNone_GetFirst_ReturnsNull()
{
StringLinkedList linkedList = new StringLinkedList();
Assert.IsNull(linkedList.First());
}
public void Concrete_AddOne_Insert()
{
StringLinkedList linkedList = new StringLinkedList();
linkedList.Add("1");
linkedList.Insert("x", 0);
Assert.AreEqual("x", linkedList.ElementAt(0).Value);
Assert.AreEqual("1", linkedList.ElementAt(1).Value);
}
