public void TwoToLast_EmptyList_error()
{
SingleLinkedList <int> list = new SingleLinkedList <int>();
Assert.Throws <IndexOutOfRangeException>(
() => list.KthToLast(2)
);
}
public void FiveToLast_EmptyList_error()
{
SingleLinkedList <int> list = new SingleLinkedList <int>();
list.InsertAtEnd(7);
list.InsertAtEnd(1);
list.InsertAtEnd(5);
list.InsertAtEnd(4);
Assert.Throws <IndexOutOfRangeException>(
() => list.KthToLast(5)
);
}
public void KToLast_7154_Expected(int k, int expect)
{
SingleLinkedList <int> list = new SingleLinkedList <int>();
list.InsertAtEnd(7);
list.InsertAtEnd(1);
list.InsertAtEnd(5);
list.InsertAtEnd(4);
int kth = list.KthToLast(k);
Assert.AreEqual(expect, kth);
}
