def test_undo_notify_exception(monkeypatch):
notif_mock = MagicMock()
monkeypatch.setattr(Action, "notify", notif_mock)
action = Action(None, MagicMock(side_effect=Exception))
try:
action.undo()
except Exception:
pass
assert notif_mock.call_count == 2
def test_undo_notify(monkeypatch):
notif_mock = MagicMock()
monkeypatch.setattr(Action, "notify", notif_mock)
action = Action(None, MagicMock())
action.undo()
assert notif_mock.call_count == 2
