docstr: StreamQuery - AthenaQueryExecution - database
docstr_tok: ["StreamQuery","-","AthenaQueryExecution","-","database"]
code: def test_database(self):
      """StreamQuery - AthenaQueryExecution - database"""
      assert_equals(self._running_execution.database, "streamalert")
  
imports: from datetime import datetime
  from dateutil.tz import tzlocal
  from mock import MagicMock
  from nose.tools import assert_equals, assert_true, assert_false
  from streamalert.scheduled_queries.handlers.athena import AthenaClient, AthenaQueryExecution, AthenaQueryResult
label_desc: Use image node_id 4 for calling the TestAthenaQueryExecution obj's underlying member method code with example usage: obj.test_database() without return types