def test_destroy_destroyed_volume(self):
        volume = self._destroyed_volume()
        exception = self.assertRaises(
            UnknownVolume,
            self.api.destroy_volume, blockdevice_id=volume.blockdevice_id
        )
        self.assertEqual(exception.args, (volume.blockdevice_id,))
``destroy_volume`` raises ``UnknownVolume`` if the supplied
dataset/ETHPy150Open ClusterHQ/flocker/flocker/node/agents/testtools/_blockdevice.py/IBlockDeviceAPITestsMixin.test_destroy_destroyed_volume