def METHOD_NAME():
    config_yaml = f"""
    projects_and_groups:
      foobar/*:
        group_ldap_links:
          # "provider" field should contain a value that you can find in the GitLab web UI,
          # see https://github.com/gitlabform/gitlabform/issues/261
          devops_are_maintainers:
            provider: "AD"
            cn: "devops"
            group_access: maintainer
          developers_are_developers:
            provider: "AD"
            filter: "(employeeType=developer)"
            group_access: developer
    """
    configuration = Configuration(config_string=config_yaml)
    transformer = AccessLevelsTransformer(MagicMock(GitLab))
    transformer.transform(configuration)
    config_with_numbers = f"""
    projects_and_groups:
      foobar/*:
        group_ldap_links:
          # "provider" field should contain a value that you can find in the GitLab web UI,
          # see https://github.com/gitlabform/gitlabform/issues/261
          devops_are_maintainers:
            provider: "AD"
            cn: "devops"
            group_access: 40
          developers_are_developers:
            provider: "AD"
            filter: "(employeeType=developer)"
            group_access: 30
    """
    configuration_with_numbers = Configuration(config_string=config_with_numbers)
    ddiff = DeepDiff(configuration.config, configuration_with_numbers.config)
    assert not ddiff