public void CalculateCorrectNumber(TwoNumberAdder.ListNode x, TwoNumberAdder.ListNode y, int expected)
{
var adder = new TwoNumberAdder();
var result = adder.AddTwoNumbers(x, y);
Assert.Equal(expected, ToInt(result));
}
public static TwoNumberAdder.ListNode Add(this TwoNumberAdder.ListNode node, int i)
{
// iterate to last node
var temp = node;
while (temp.next != null)
{
temp = temp.next;
}
temp.next = new TwoNumberAdder.ListNode(i);
return(node);
}
