public void IteratorShouldPrintTheCorrectElement()
{
ListIterator iterator = new ListIterator("a", "b");
FieldInfo lastPrintedField = iterator.GetType().GetField("lastPrinted", BindingFlags.NonPublic | BindingFlags.Instance);
iterator.Print();
string comparator = (string)lastPrintedField.GetValue(iterator);
Assert.That("a".Equals(comparator));
iterator.Move();
iterator.Print();
comparator = (string)lastPrintedField.GetValue(iterator);
Assert.That("b".Equals(comparator));
}
private static void ExecuteCommands()
{
var InitializationArgs = Console.ReadLine().Split();
var list = new ListIterator(InitializationArgs.Skip(1));
var iteratorMethods = list.GetType().GetMethods();
var command = Console.ReadLine();
while (command != "END")
{
try
{
var parsedMethod = iteratorMethods
.FirstOrDefault(m => m.Name == command);
if (parsedMethod == null)
{
Console.WriteLine($"This type of command - {command} does not exists");
}
Console.WriteLine(parsedMethod.Invoke(list, new object[] { }));
}
catch (TargetInvocationException tie)
{
if (tie.InnerException is InvalidOperationException)
{
Console.WriteLine(tie.InnerException.Message);
}
}
catch (ArgumentNullException ane)
{
Console.WriteLine(ane.Message);
}
command = Console.ReadLine();
}
}
