'waiting for a snapshot to copy succeeds.'

def test_wait_for_lun_or_snap_copy_completes_for_snap(self):

    vdev_id = 11111
    response = (vdev_id, None, 100)
    conf = {'snapshot.get_snapshot_copy_status.return_value': response}
    self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
    result = self.driver._wait_for_lun_or_snap_copy(SRC_VOL['id'], dest_vdev_id=vdev_id)
    self.driver.vmem_mg.snapshot.get_snapshot_copy_status.assert_called_with(SRC_VOL['id'])
    self.assertTrue(result)
