code: def testConstructWithRuntimeParam(self):
      eval_args = data_types.RuntimeParameter(
          name="eval-args",
          default='{"num_steps": 50}',
          ptype=str,
      )
      custom_config = data_types.RuntimeParameter(
          name="custom-config",
          default='{"test": 10}',
          ptype=str,
      )
      trainer = component.Trainer(
          trainer_fn="path.to.my_trainer_fn",
          examples=self.examples,
          train_args=self.train_args,
          eval_args=eval_args,
          custom_config=custom_config,
      )
      self._verify_outputs(trainer)
      self.assertIsInstance(
          trainer.spec.exec_properties[
              standard_component_specs.EVAL_ARGS_KEY
          ],
          data_types.RuntimeParameter,
      )
      self.assertIsInstance(
          trainer.spec.exec_properties[
              standard_component_specs.CUSTOM_CONFIG_KEY
          ],
          data_types.RuntimeParameter,
      )
  
imports: import tensorflow
  from tfx.components.trainer import component
  from tfx.components.trainer import executor
  from tfx.dsl.components.base import executor_spec
  from tfx.orchestration import data_types
  from tfx.proto import trainer_pb2
  from tfx.types import channel_utils
  from tfx.types import standard_artifacts
  from tfx.types import standard_component_specs
label_desc: Use image node_id 13 for calling the ComponentTest obj's underlying member method code with example usage: obj.testConstructWithRuntimeParam() without return types