public void BrutalForceMethodTest()
{
var result = new NthElementFromEnd().BrutalForceMethod(EmptyList, 4);
Assert.IsNull(result);
result = new NthElementFromEnd().BrutalForceMethod(SingleNodeList, 1);
Assert.AreEqual(1, ((LinkedListNode)result).Value);
result = new NthElementFromEnd().BrutalForceMethod(SingleNodeList, 2);
Assert.IsNull(result);
result = new NthElementFromEnd().BrutalForceMethod(List,4);
Assert.AreEqual(3,((LinkedListNode)result).Value);
result = new NthElementFromEnd().BrutalForceMethod(List, 7);
Assert.IsNull(result);
result = new NthElementFromEnd().BrutalForceMethod(List, 6);
Assert.AreEqual(1, ((LinkedListNode)result).Value);
result = new NthElementFromEnd().BrutalForceMethod(List, 1);
Assert.AreEqual(6, ((LinkedListNode)result).Value);
}
public void UsingHashTable()
{
//Empty List
var result = new NthElementFromEnd().UsingHashTable(EmptyList, 4);
Assert.IsNull(result);
//Single node list
result = new NthElementFromEnd().UsingHashTable(SingleNodeList, 1);
Assert.AreEqual(1, ((LinkedListNode)result).Value);
result = new NthElementFromEnd().UsingHashTable(SingleNodeList, 2);
Assert.IsNull(result);
//Multi node list
result = new NthElementFromEnd().UsingHashTable(List, 4);
Assert.AreEqual(3, ((LinkedListNode)result).Value);
result = new NthElementFromEnd().UsingHashTable(List, 7);
Assert.IsNull(result);
result = new NthElementFromEnd().UsingHashTable(List, 6);
Assert.AreEqual(1, ((LinkedListNode)result).Value);
result = new NthElementFromEnd().UsingHashTable(List, 1);
Assert.AreEqual(6, ((LinkedListNode)result).Value);
}