code: def test_generate_athena_schema_simple():
      """CLI - Generate Athena schema: simple"""
  
      log_schema = CONFIG["logs"]["unit_test_simple_log"]["schema"]
      athena_schema = helpers.logs_schema_to_athena_schema(log_schema)
  
      expected_athena_schema = {
          "`unit_key_01`": "bigint",
          "`unit_key_02`": "string",
      }
  
      assert_equal(athena_schema, expected_athena_schema)
  
file_path: streamalert/tests/unit/streamalert_cli/athena/test_helpers.py
imports: from mock import patch
  from nose.tools import assert_equal, assert_true
  from streamalert_cli.athena import helpers
  from streamalert_cli.config import CLIConfig
  from streamalert.shared.firehose import FirehoseClient
label_desc: Use image node_id 1 for calling a global function with example usage: test_generate_athena_schema_simple() without return types