#[cfg(test)]
mod tests {
    use df_helper::datetime::{date, datetime, timestamp};
    use df_helper::datetime::timer::Timer;

    #[test]
    fn datetime() {
        let mut ttt = Timer::start("s");

        let result = datetime::datetime(false);
        println!("{}", result);
        let result = datetime::datetime(true);
        println!("{}", result);
        let result = datetime::to_date("2022-08-14 15:11:00");
        assert_eq!(result, "2022-08-14");
        let result = datetime::to_time("2022-08-14 15:11:00");
        assert_eq!(result, "15:11:00");
        let result = datetime::to_timestamp("2022-08-14 00:00:00", "s");
        assert_eq!(result, 1660406400);

        let result = datetime::to_timestamp("2022-08-14 00:00:00", "ms");
        assert_eq!(result, 1660406400000);
        let result = datetime::to_timestamp("2022-08-14 00:00:00", "us");
        assert_eq!(result, 1660406400);
        ttt.end(false);
        let result = datetime::to_gmt();
        println!("{}",result);
    }

    #[test]
    fn date() {
        let mut ttt = Timer::start("ms");

        let result = date::date(false);
        println!("{}", result);
        let result = date::date(true);
        println!("{}", result);
        let result = date::to_timestamp("2022-08-14", "s");
        assert_eq!(result, 1660406400);
        let result = date::to_timestamp("2022-08-14", "ms");
        assert_eq!(result, 1660406400000);
        ttt.end(true);
    }

    #[test]
    fn timestamp() {
        let mut ttt = Timer::start("us");

        let result = timestamp::timestamp("s");
        println!("{}", result);
        let result = timestamp::timestamp("ms");
        println!("{}", result);
        let result = timestamp::timestamp("us");
        println!("{}", result);
        let result = timestamp::to_date(1660406400);
        assert_eq!(result, "2022-08-14");
        let result = timestamp::to_datetime(1660406400);
        assert_eq!(result, "2022-08-14 00:00:00");
        ttt.end(true);
        Timer::sleep(1);
    }
}