class_docstr: S3Payload tests
class_docstr_tok: ["S3Payload","tests"]
docstr: S3Payload - Size Property
docstr_tok: ["S3Payload","-","Size","Property"]
code: def test_size_property(self):
      """S3Payload - Size Property"""
      assert_equal(self._payload.size, self._size)
  
imports: import json
  import gzip
  import os
  import tempfile
  import boto3
  from botocore.exceptions import ClientError
  from mock import patch
  from moto import mock_s3
  from nose.tools import assert_equal, assert_raises
  from pyfakefs import fake_filesystem_unittest
  from streamalert.classifier.payload.s3 import S3Payload, S3PayloadError
label_desc: Use image node_id 5 for calling the TestS3Payload obj's underlying member method code with example usage: obj.test_size_property() without return types