def test__parse_driver_info_with_deploy_iso_missing(self):
        self.node.driver_info['irmc_deploy_iso'] = None

        error_msg = ("Error validating iRMC virtual media deploy. Some"
                     " parameters were missing in node's driver_info."
                     " Missing are: ['irmc_deploy_iso']")
        e = self.assertRaises(exception.MissingParameterValue,
                              irmc_boot._parse_driver_info,
                              self.node)
        self.assertEqual(error_msg, str(e))
With required 'irmc_deploy_iso' empty.
dataset/ETHPy150Open openstack/ironic/ironic/tests/unit/drivers/modules/irmc/test_boot.py/IRMCDeployPrivateMethodsTestCase.test__parse_driver_info_with_deploy_iso_missing