def METHOD_NAME(self):
    win_error = WinError()
    win_error.winerror = 1927
    mock_error = MagicMock(side_effect=win_error)
    with patch("win32net.NetUserGetLocalGroups", side_effect=mock_error):
        with self.assertRaises(WinError):
            win_functions.get_user_groups("Administrator")