def test_pause_unit_helper(self):
     with patch.object(utils, '_pause_resume_helper') as prh:
         utils.pause_unit_helper('random-config')
         prh.assert_called_once_with(utils.pause_unit, 'random-config')
     with patch.object(utils, '_pause_resume_helper') as prh:
         utils.resume_unit_helper('random-config')
         prh.assert_called_once_with(utils.resume_unit, 'random-config')
def pause(args):
    """Pause the Ceilometer services.
    @raises Exception should the service fail to stop.
    """
    pause_unit_helper(register_configs())