public void AddToTheEnd_NotEmptyList_Success()
{
SinglyLinkedList <int> list = new SinglyLinkedList <int>();
list.AddToTheEnd(10);
list.AddToTheEnd(20);
Assert.IsNotNull(list.Head.Next);
Assert.AreEqual(20, list.Head.Next.Data);
}
public void Find_ElementDoesNotExist_Success()
{
SinglyLinkedList <int> list = new SinglyLinkedList <int>();
list.AddToTheEnd(10);
list.AddToTheEnd(20);
list.AddToTheEnd(30);
ListNode <int> result = list.FindElement(50);
Assert.IsNull(result);
}
public void Find_ElementIsLast_Success()
{
SinglyLinkedList <int> list = new SinglyLinkedList <int>();
list.AddToTheEnd(10);
list.AddToTheEnd(20);
list.AddToTheEnd(30);
ListNode <int> result = list.FindElement(20);
Assert.IsNotNull(result);
Assert.AreEqual(20, result.Data);
}
public void Delete_LastElement_Success()
{
SinglyLinkedList <int> list = new SinglyLinkedList <int>();
list.AddToTheEnd(10);
list.AddToTheEnd(20);
bool result = list.DeleteNode(20);
Assert.IsTrue(result);
Assert.IsNotNull(list.Head);
Assert.IsNull(list.Head.Next);
}