code: def test_execute_deferrable(self, mock):
      operator = CloudBatchSubmitJobOperator(
          task_id=TASK_ID,
          project_id=PROJECT_ID,
          region=REGION,
          job_name=JOB_NAME,
          job=JOB,
          deferrable=True,
      )
  
      with pytest.raises(expected_exception=TaskDeferred):
          operator.execute(context=mock.MagicMock())
  
file_path: airflow/tests/providers/google/cloud/operators/test_cloud_batch.py
imports: from __future__ import annotations
  from unittest import mock
  import pytest
  from google.cloud import batch_v1
  from airflow.exceptions import AirflowException, TaskDeferred
  from airflow.providers.google.cloud.operators.cloud_batch import CloudBatchDeleteJobOperator, CloudBatchListJobsOperator, CloudBatchListTasksOperator, CloudBatchSubmitJobOperator
label_desc: Use image node_id 2 for calling the TestCloudBatchSubmitJobOperator obj's underlying member method code with example usage: obj.test_execute_deferrable(mock) without return types