code: def test_execute_with_wait(self, mock_waiter, _, mocked_hook_client):
      mocked_hook_client.run_job_flow.return_value = (
          RUN_JOB_FLOW_SUCCESS_RETURN
      )
  
      # Mock out the emr_client creator
      self.operator.wait_for_completion = True
  
      assert self.operator.execute(self.mock_context) == JOB_FLOW_ID
      mock_waiter.assert_called_once_with(
          mock.ANY, ClusterId=JOB_FLOW_ID, WaiterConfig=mock.ANY
      )
      assert_expected_waiter_type(mock_waiter, "job_flow_waiting")
  
imports: from __future__ import annotations
  import os
  from datetime import timedelta
  from unittest import mock
  from unittest.mock import MagicMock, patch
  import pytest
  from botocore.waiter import Waiter
  from jinja2 import StrictUndefined
  from airflow.exceptions import TaskDeferred
  from airflow.models import DAG, DagRun, TaskInstance
  from airflow.providers.amazon.aws.operators.emr import EmrCreateJobFlowOperator
  from airflow.providers.amazon.aws.triggers.emr import EmrCreateJobFlowTrigger
  from airflow.utils import timezone
  from tests.providers.amazon.aws.utils.test_waiter import assert_expected_waiter_type
  from tests.test_utils import AIRFLOW_MAIN_FOLDER
label_desc: Use image node_id 6 for calling the TestEmrCreateJobFlowOperator obj's underlying member method code with example usage: obj.test_execute_with_wait(mock_waiter, _, mocked_hook_client) without return types