public static void Main()
{
IListIterator list = null;
var input = string.Empty;
while ((input = Console.ReadLine()) != "END")
{
try
{
var tokens = input.Split();
switch (tokens[0])
{
case "Create":
var collection = new List <string>(tokens.Skip(1));
list = new ListIterator(collection);
break;
case "Move":
Console.WriteLine(list.Move());
break;
case "HasNext":
Console.WriteLine(list.HasNext());
break;
case "Print":
Console.WriteLine(list.Print());
break;
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
}
public void HasNextShouldReturnFalseWhenThereIsNoNextElement()
{
ListIterator listIterator = new ListIterator("a");
Assert.That(listIterator.HasNext() == false);
}
public void HasNextShouldReturnTrueWhenThereIsNextElement()
{
ListIterator listIterator = new ListIterator("a", "b");
Assert.That(listIterator.HasNext() == true);
}