code: def test_submit_transfer_jobs(
      self,
      mock_s3_hook,
      mock_gcs_hook,
      file_names,
      chunks,
      expected_job_names,
  ):
      mock_s3_hook.conn_config = mock.MagicMock(
          aws_access_key_id=AWS_ACCESS_KEY_ID,
          aws_secret_access_key=AWS_SECRET_ACCESS_KEY,
      )
      mock_gcs_hook.project_id = PROJECT_ID
      operator = S3ToGCSOperator(
          task_id=TASK_ID,
          bucket=S3_BUCKET,
          prefix=S3_PREFIX,
          delimiter=S3_DELIMITER,
          gcp_conn_id=GCS_CONN_ID,
          dest_gcs=GCS_PATH_PREFIX,
      )
  
      now_time = utcnow()
      with time_machine.travel(now_time):
          with mock.patch.object(
              operator, "get_transfer_hook"
          ) as mock_get_transfer_hook:
              mock_create_transfer_job = mock.MagicMock(
                  side_effect=[
                      dict(name=job_name)
                      for job_name in expected_job_names
                  ]
              )
              mock_get_transfer_hook.return_value = mock.MagicMock(
                  create_transfer_job=mock_create_transfer_job
              )
              job_names = operator.submit_transfer_jobs(
                  files=file_names,
                  gcs_hook=mock_gcs_hook,
                  s3_hook=mock_s3_hook,
              )
  
      mock_get_transfer_hook.assert_called_once()
      mock_create_transfer_job.assert_called()
      assert job_names == expected_job_names
  
imports: from __future__ import annotations
  from unittest import mock
  from unittest.mock import PropertyMock
  import pytest
  import time_machine
  from airflow.exceptions import AirflowException, TaskDeferred
  from airflow.providers.google.cloud.hooks.cloud_storage_transfer_service import CloudDataTransferServiceHook
  from airflow.providers.google.cloud.transfers.s3_to_gcs import S3ToGCSOperator
  from airflow.utils.timezone import utcnow
label_desc: Use image node_id 5 for calling the TestS3ToGoogleCloudStorageOperatorDeferrable obj's underlying member method code with example usage: obj.test_submit_transfer_jobs(mock_s3_hook, mock_gcs_hook, file_names, chunks, expected_job_names) without return types