def test_attach_destroyed_volume(self):
        volume = self._destroyed_volume()
        exception = self.assertRaises(
            UnknownVolume,
            self.api.attach_volume, volume.blockdevice_id,
            attach_to=self.this_node,
        )
        self.assertEqual(exception.args, (volume.blockdevice_id,))
``attach_volume`` raises ``UnknownVolume`` when called with the
dataset/ETHPy150Open ClusterHQ/flocker/flocker/node/agents/testtools/_blockdevice.py/IBlockDeviceAPITestsMixin.test_attach_destroyed_volume