public void TestRemovingANodeAtNthNode()
        {
            // Arrange
            var SUT     = new ComputamikeDoublyLinkedList();
            var newNode = new DoublyLinkedListNode()
            {
                Data = "123"
            };
            var newNode2 = new DoublyLinkedListNode()
            {
                Data = "456"
            };
            var newNode3 = new DoublyLinkedListNode()
            {
                Data = "789"
            };

            SUT.Add(newNode);
            SUT.Add(newNode2);
            SUT.Add(newNode3);

            // Act
            SUT.RemoveAt(1);
            //Assert
            Assert.Equal("123", SUT[0].Data);
            Assert.Equal("789", SUT[1].Data);
        }