def METHOD_NAME(
    create_command,
    uppercase_app_config,
    tmp_path,
):
    uppercase_app_config.target_vendor = "somevendor"
    uppercase_app_config.target_codename = "surprising"
    assert (
        create_command.docker_image_tag(uppercase_app_config)
        == "briefcase/com.example.first-app:somevendor-surprising"
    )