code: def test_multiple_metrics_default(self):
      modelBuilder_keras = KerasModelBuilder(
          model_creator_multiple_metrics
      )
      model = modelBuilder_keras.build(
          config={
              "lr": 1e-2,
              "batch_size": 32,
          }
      )
      with pytest.raises(ValueError):
          model.fit_eval(
              data=(self.data["x"], self.data["y"]),
              validation_data=(self.data["val_x"], self.data["val_y"]),
              epochs=20,
          )
  
file_path: analytics-zoo/pyzoo/test/zoo/orca/automl/model/test_base_keras_model.py
imports: from unittest import TestCase
  from zoo.orca.automl.model.base_keras_model import KerasBaseModel, KerasModelBuilder
  import numpy
  import tensorflow
  import pytest
label_desc: Use image node_id 3 for calling the TestBaseKerasModel obj's underlying member method code with example usage: obj.test_multiple_metrics_default() without return types