code: def test_AddGeneratorRunValidation(self) -> None:
      new_batch_trial = self.experiment.new_batch_trial()
      new_arms = [
          Arm(
              name="0_1",
              parameters={"w": 0.75, "x": 1, "y": "foo", "z": True},
          ),
          Arm(
              name="0_2",
              parameters={"w": 0.75, "x": 1, "y": "foo", "z": True},
          ),
      ]
      gr = GeneratorRun(arms=new_arms)
      with self.assertRaises(ValueError):
          new_batch_trial.add_generator_run(gr)
  
imports: import math
  from time import sleep
  from unittest import mock
  from unittest.mock import patch, PropertyMock
  import numpy
  from ax.core.arm import Arm
  from ax.core.base_trial import TrialStatus
  from ax.core.batch_trial import BatchTrial, GeneratorRunStruct
  from ax.core.experiment import Experiment
  from ax.core.generator_run import GeneratorRun, GeneratorRunType
  from ax.core.parameter import FixedParameter, ParameterType
  from ax.core.search_space import SearchSpace
  from ax.runners.synthetic import SyntheticRunner
  from ax.utils.common.testutils import TestCase
  from ax.utils.common.typeutils import checked_cast
  from ax.utils.testing.core_stubs import get_abandoned_arm, get_arm, get_arm_weights1, get_arms, get_experiment, get_generator_run, get_generator_run2, get_weights
label_desc: Use image node_id 22 for calling the BatchTrialTest obj's underlying member method code with example usage: obj.test_AddGeneratorRunValidation() without return types