docstr: StreamQuery - QueryParameterGenerator - generate_advanced - Nothing
docstr_tok: ["StreamQuery","-","QueryParameterGenerator","-","generate_advanced","-","Nothing"]
code: def test_generate_advanced_nothing(self):
      """StreamQuery - QueryParameterGenerator - generate_advanced - Nothing"""
      assert_equals(
          self._generator.generate_advanced("utctimestamp", None),
          "1546304461",
      )
  
imports: from datetime import datetime, timezone
  from mock import MagicMock, patch
  from nose.tools import assert_equals, assert_false, assert_true
  from streamalert.scheduled_queries.query_packs.manager import QueryPack, QueryPacksManager, QueryPackExecutionContext, QueryPacksManagerFactory
  from streamalert.scheduled_queries.query_packs.parameters import QueryParameterGenerator
label_desc: Use image node_id 13 for calling the TestQueryParameterGenerator obj's underlying member method code with example usage: obj.test_generate_advanced_nothing() without return types