public void TestUndoRedoTwoTimesIsUndoableRedoable()
{
UndoRedoList sut = new UndoRedoList();
sut.Add(NoAction, NoAction);
Assert.That(sut.IsUndoActive);
Assert.That(sut.UndoCount, Is.EqualTo(1));
sut.Undo();
Assert.That(sut.IsUndoActive, Is.False);
Assert.That(sut.UndoCount, Is.EqualTo(0));
Assert.That(sut.IsRedoActive);
Assert.That(sut.RedoCount, Is.EqualTo(1));
sut.Redo();
Assert.That(sut.IsUndoActive);
Assert.That(sut.UndoCount, Is.EqualTo(1));
Assert.That(sut.IsRedoActive, Is.False);
Assert.That(sut.RedoCount, Is.EqualTo(0));
}
public void TestUndoRedoTwoTimes()
{
Action undo = mockRepo.CreateMock<Action>();
Action redo = mockRepo.CreateMock<Action>();
Expect.Call(() => undo()).Repeat.Twice();
Expect.Call(() => redo()).Repeat.Twice();
mockRepo.ReplayAll();
UndoRedoList sut = new UndoRedoList();
sut.Add(undo, redo);
sut.Undo();
sut.Redo();
sut.Undo();
sut.Redo();
}
public void TestRedoableWhenUndo()
{
UndoRedoList sut = new UndoRedoList();
sut.Add(NoAction, NoAction);
sut.Undo();
Assert.That(sut.IsRedoActive, Is.True);
}
public void TestRedoListCount()
{
UndoRedoList sut = new UndoRedoList();
sut.Add(NoAction, NoAction);
sut.Add(NoAction, NoAction);
sut.Add(NoAction, NoAction);
sut.Undo();
sut.Undo();
Assert.That(sut.RedoCount, Is.EqualTo(2));
}
public void TestBasicUndo()
{
Action act = mockRepo.CreateMock<Action>();
act();
mockRepo.ReplayAll();
UndoRedoList sut = new UndoRedoList();
sut.Add(act, null);
sut.Undo();
}