docstr: Test we return the right value -- that will get put in to XCom by the execution engine
docstr_tok: ["Test","we","return","the","right","value","--","that","will","get","put","in","to","XCom","by","the","execution","engine"]
code: def test_return_value(self, mock_get_conn):
      """Test we return the right value -- that will get put in to XCom by the execution engine"""
      # ### Set up mocks:
      mock_get_conn.return_value = self.client
      # ### Begin tests:
  
      self.set_up_operator()
      dag_run = DagRun(
          dag_id=self.dag.dag_id,
          execution_date=timezone.utcnow(),
          run_id="test",
      )
      ti = TaskInstance(task=self.datasync)
      ti.dag_run = dag_run
      assert (
          self.datasync.execute(ti.get_template_context()) is not None
      )
      # ### Check mocks:
      mock_get_conn.assert_called()
  
imports: from __future__ import annotations
  from unittest import mock
  import boto3
  import pytest
  from moto import mock_datasync
  from airflow.exceptions import AirflowException
  from airflow.models import DAG, DagRun, TaskInstance
  from airflow.providers.amazon.aws.hooks.datasync import DataSyncHook
  from airflow.providers.amazon.aws.operators.datasync import DataSyncOperator
  from airflow.utils import timezone
  from airflow.utils.timezone import datetime
label_desc: Use image node_id 9 for calling the TestDataSyncOperator obj's underlying member method code with example usage: obj.test_return_value(mock_get_conn) without return types