Function assert_print_duration

cel/src/duration.rs:222–225

(input: Duration, expected: &str)

    }

    fn assert_print_duration(input: Duration, expected: &str) {
        let actual = format_duration(&input);
        assert_eq!(actual, expected, "{input}");
    }

    macro_rules! assert_durations {
        ($($str:expr => $duration:expr),*$(,)?) => {