code: def test_extra_link(self):
      self.assert_extra_link_url(
          expected_url="https://console.amazonaws.cn/batch/home?region=cn-north-1#jobs/detail/fake-id",
          region_name="cn-north-1",
          aws_partition="aws-cn",
          job_id="fake-id",
      )
  
file_path: airflow/tests/providers/amazon/aws/links/test_batch.py
imports: from __future__ import annotations
  from airflow.providers.amazon.aws.links.batch import BatchJobDefinitionLink, BatchJobDetailsLink, BatchJobQueueLink
  from tests.providers.amazon.aws.links.test_base_aws import BaseAwsLinksTestCase
label_desc: Use image node_id 1 for calling the TestBatchJobDetailsLink obj's underlying member method code with example usage: obj.test_extra_link() without return types