class_docstr: Test class for CLIConfig
class_docstr_tok: ["Test","class","for","CLIConfig"]
docstr: CLI - Aggregate alarm check
docstr_tok: ["CLI","-","Aggregate","alarm","check"]
code: def test_aggregate_alarm_exists(self):
      """CLI - Aggregate alarm check"""
      result = self.config._alarm_exists(
          "Aggregate Unit Testing Failed Parses Alarm"
      )
      assert_true(result)
  
file_path: streamalert/tests/unit/streamalert_cli/test_cli_config.py
imports: import json
  from mock import patch, Mock
  from nose.tools import assert_equal, assert_true, assert_false
  from pyfakefs import fake_filesystem_unittest
  from streamalert_cli.config import CLIConfig
  from tests.unit.helpers.config import basic_streamalert_config
label_desc: Use image node_id 7 for calling the TestCLIConfig obj's underlying member method code with example usage: obj.test_aggregate_alarm_exists() without return types