public void testGetNext()
        {
            int[] mas        = { 1, 2, 3 };
            var   linkedList = new myLinkedList(mas[0]);

            linkedList.add(mas[1]);

            Assert.AreEqual(mas[1], linkedList.getNext().val);
        }
        public void testCreation()
        {
            //testing if list can be created
            var linkedList = new myLinkedList();
            int val        = 1;

            linkedList.add(val);

            Assert.AreEqual(val, linkedList.getCurrent().val);
        }