code: def test_command_map(self):
      for item in LEGACY_COMMANDS:
          assert COMMAND_MAP[item] is not None
  
file_path: airflow/tests/cli/commands/test_legacy_commands.py
imports: from __future__ import annotations
  import contextlib
  from argparse import ArgumentError
  from io import StringIO
  from unittest.mock import MagicMock
  import pytest
  from airflow.cli import cli_parser
  from airflow.cli.commands import config_command
  from airflow.cli.commands.legacy_commands import COMMAND_MAP, check_legacy_command
label_desc: Use image node_id 3 for calling the TestCliDeprecatedCommandsValue obj's underlying member method code with example usage: obj.test_command_map() without return types