fn test_struct_names() {

    let value = Point { x: 1.0, y: 2.0 };

    let struct_name = to_string_pretty(&value, PrettyConfig::default().struct_names(true));

    assert_eq!(

        struct_name,

        Ok("Point(\n    x: 1.0,\n    y: 2.0,\n)".to_string())

    );

    let no_struct_name = to_string(&value);

    assert_eq!(no_struct_name, Ok("(x:1.0,y:2.0)".to_string()));

}