class_docstr: Test class for FirehoseClient
docstr: FirehoseClient - Categorize Records, Subset Enabled
code: def test_categorize_records_subset_enabled(self):
      """FirehoseClient - Categorize Records, Subset Enabled"""
      FirehoseClient._ENABLED_LOGS = {
          "log_type_01_sub_type_01": "log_type_01:sub_type_01"
      }
  
      payloads = self._sample_payloads
  
      result = self._client._categorize_records(payloads)
      expected_result = {
          "log_type_01_sub_type_01": payloads[0].parsed_records
      }
      assert_equal(dict(result), expected_result)
  
imports: from botocore.exceptions import ClientError
  from mock import Mock, patch
  from nose.tools import assert_equal
  from streamalert.shared.firehose import FirehoseClient
label_desc: Use image node_id 14 for calling the TestFirehoseClient obj's underlying member method code with example usage: obj.test_categorize_records_subset_enabled() without return types