code: def test_update_job(self, mock_batch_service_client, cloud_run_hook):
      job_name = "job1"
      region = "region1"
      project_id = "projectid"
      job = Job()
      job.name = (
          job.name
      ) = f"projects/{project_id}/locations/{region}/jobs/{job_name}"
  
      update_request = UpdateJobRequest()
      update_request.job = job
  
      cloud_run_hook.update_job(
          job=Job.to_dict(job),
          job_name=job_name,
          region=region,
          project_id=project_id,
      )
  
      cloud_run_hook._client.update_job.assert_called_once_with(
          update_request
      )
  
imports: from __future__ import annotations
  from unittest import mock
  import pytest
  from google.cloud.run_v2 import CreateJobRequest, GetJobRequest, Job, ListJobsRequest, RunJobRequest, UpdateJobRequest
  from airflow.exceptions import AirflowException
  from airflow.providers.google.cloud.hooks.cloud_run import CloudRunAsyncHook, CloudRunHook
  from tests.providers.google.cloud.utils.base_gcp_mock import mock_base_gcp_hook_default_project_id
label_desc: Use image node_id 4 for calling the TestCloudRunHook obj's underlying member method code with example usage: obj.test_update_job(mock_batch_service_client, cloud_run_hook) without return types