private static void Main()
{
var cls = new Class();
Cache = new ObservableCollection <Student>(cls);
cls.CollectionChanged += ClassChanged;
cls.Add(new Student());
cls.Add(new Student());
cls[0].Name = "Peter";
cls[1].Name = "John";
cls.Move(0, 1);
cls.RemoveAt(1);
Dump(cls);
M.Changed += (_, args) => Console.WriteLine("Undo event: " + args.Event.GetType());
while (M.CanUndo)
{
M.Undo();
Dump(cls);
}
}
public void Should_undo_redo_property_change()
{
var c = new Circle();
for (int i = 0; i < 10; i++)
{
c.Radius = i + 1;
UndoCount(i + 1).RedoCount(0);
}
for (int i = 9; i >= 0; i--)
{
m.Undo();
Assert.AreEqual(i, c.Radius);
UndoCount(i).RedoCount(9 - i + 1);
}
for (int i = 0; i < 10; i++)
{
m.Redo();
Assert.AreEqual(i + 1, c.Radius);
UndoCount(i + 1).RedoCount(9 - i);
}
}
