public void Test4()
{
var list = AlgoUtilities.Utilities.ToSingleLinkedList(new int[] { 1 });
var sut = new DetectLoopInLinkedList();
var result = sut.HasLoop(list);
Assert.IsFalse(result);
}
public void Test1()
{
var list = AlgoUtilities.Utilities.ToSingleLinkedList(new int[] { 1, 2, 3, 4, 5 });
var last = AlgoUtilities.Utilities.FindLastNode(list);
// Create a loop
last.Next = list.Next;
var sut = new DetectLoopInLinkedList();
var result = sut.HasLoop(list);
Assert.IsTrue(result);
}