async def METHOD_NAME(self):
    self.get_free_space.side_effect = (123, RuntimeError('Nah'))
    with self.assertRaises(RuntimeError):
        await self.freespace._gather_info_wrapper_coro()
    self.assertEqual(self.freespace.info, {})
    self.assertEqual(self.update_cb.call_args_list, [])
    self.get_free_space.side_effect = (RuntimeError('Nah'), 456)
    with self.assertRaises(RuntimeError):
        await self.freespace._gather_info_wrapper_coro()
    self.assertEqual(self.freespace.info, {})
    self.assertEqual(self.update_cb.call_args_list, [])