class_docstr: Test class for the AppIntegration
class_docstr_tok: ["Test","class","for","the","AppIntegration"]
docstr: App Integration - Make Post Request when gateway timed out
code: def test_make_post_request_gateway_timeout(self, requests_mock):
      """App Integration - Make Post Request when gateway timed out"""
      # set the return value to an empty response
      # the reponse's content defaults to None, which returns an empty str
      requests_mock.return_value = requests.Response()
  
      # need to set status_code in the response
      requests_mock.return_value.status_code = 504
  
      result, response = self._app._make_post_request(
          "", None, None, False
      )
      assert_false(result)
      assert_is_none(response)
  
imports: import os
  from botocore.exceptions import ClientError
  from mock import call, Mock, patch
  from moto import mock_ssm
  from nose.tools import assert_equal, assert_false, assert_is_instance, assert_is_none, assert_true, raises
  import requests
  from requests.exceptions import ConnectTimeout
  from streamalert.apps import StreamAlertApp
  from streamalert.apps.app_base import AppIntegration, safe_timeout, _report_time
  from streamalert.apps._apps.duo import DuoAuthApp
  from streamalert.apps.exceptions import AppException
  from tests.unit.streamalert.apps.test_helpers import get_event, put_mock_params
  from tests.unit.streamalert.shared.test_config import get_mock_lambda_context
label_desc: Use image node_id 26 for calling the TestAppIntegration obj's underlying member method code with example usage: obj.test_make_post_request_gateway_timeout(requests_mock) without return types