class_docstr: Tests for rule_promotion/promoter.py:RulePromoter
docstr: RulePromoter - Get Staging Info, None Staged
docstr_tok: ["RulePromoter","-","Get","Staging","Info",",","None","Staged"]
code: def test_get_staging_info_none(self, table_mock):
      """RulePromoter - Get Staging Info, None Staged"""
      self.promoter._staging_stats.clear()
      table_mock.return_value = {
          "test_rule": {
              "Staged": False,
              "StagedAt": "staged_at_time",
              "StagedUntil": "staged_until_time",
          }
      }
      assert_equal(self.promoter._get_staging_info(), False)
      assert_equal(len(self.promoter._staging_stats), 0)
  
imports: from datetime import datetime, timedelta
  import os
  from boto3 import client
  from mock import Mock, patch, PropertyMock
  from moto import mock_dynamodb2
  from nose.tools import assert_equal
  from streamalert.rule_promotion.promoter import RulePromoter
  from streamalert.rule_promotion.statistic import StagingStatistic
  from streamalert.shared import config, rule
  from tests.unit.helpers.aws_mocks import MockAthenaClient, setup_mock_rules_table
label_desc: Use image node_id 7 for calling the TestRulePromoter obj's underlying member method code with example usage: obj.test_get_staging_info_none(table_mock) without return types