class_docstr: Test class for ParserBase
class_docstr_tok: ["Test","class","for","ParserBase"]
docstr: ParserBase - Validate Schema, Invalid
docstr_tok: ["ParserBase","-","Validate","Schema",",","Invalid"]
code: def test_validate_schema_invalid(self):
      """ParserBase - Validate Schema, Invalid"""
      options = {
          "schema": {
              "timestamp": "string",
              "host": "string",
              "application": "string",
              "message": "string",
          },
          "configuration": {"optional_top_level_keys": ["date"]},
      }
  
      parser = ParserBase(options)
      assert_equal(parser._validate_schema(), False)
  
imports: import json
  from mock import patch
  from nose.tools import assert_equal
  import streamalert.classifier.parsers
  from streamalert.classifier.parsers import ParserBase
label_desc: Use image node_id 8 for calling the TestParserBaseMethods obj's underlying member method code with example usage: obj.test_validate_schema_invalid() without return types