| use super::NaiveTime; |
| use crate::oldtime::Duration; |
| use crate::Timelike; |
| use std::u32; |
| |
| #[test] |
| fn test_time_from_hms_milli() { |
| assert_eq!( |
| NaiveTime::from_hms_milli_opt(3, 5, 7, 0), |
| Some(NaiveTime::from_hms_nano_opt(3, 5, 7, 0).unwrap()) |
| ); |
| assert_eq!( |
| NaiveTime::from_hms_milli_opt(3, 5, 7, 777), |
| Some(NaiveTime::from_hms_nano_opt(3, 5, 7, 777_000_000).unwrap()) |
| ); |
| assert_eq!( |
| NaiveTime::from_hms_milli_opt(3, 5, 7, 1_999), |
| Some(NaiveTime::from_hms_nano_opt(3, 5, 7, 1_999_000_000).unwrap()) |
| ); |
| assert_eq!(NaiveTime::from_hms_milli_opt(3, 5, 7, 2_000), None); |
| assert_eq!(NaiveTime::from_hms_milli_opt(3, 5, 7, 5_000), None); // overflow check |
| assert_eq!(NaiveTime::from_hms_milli_opt(3, 5, 7, u32::MAX), None); |
| } |
| |
| #[test] |
| fn test_time_from_hms_micro() { |
| assert_eq!( |
| NaiveTime::from_hms_micro_opt(3, 5, 7, 0), |
| Some(NaiveTime::from_hms_nano_opt(3, 5, 7, 0).unwrap()) |
| ); |
| assert_eq!( |
| NaiveTime::from_hms_micro_opt(3, 5, 7, 333), |
| Some(NaiveTime::from_hms_nano_opt(3, 5, 7, 333_000).unwrap()) |
| ); |
| assert_eq!( |
| NaiveTime::from_hms_micro_opt(3, 5, 7, 777_777), |
| Some(NaiveTime::from_hms_nano_opt(3, 5, 7, 777_777_000).unwrap()) |
| ); |
| assert_eq!( |
| NaiveTime::from_hms_micro_opt(3, 5, 7, 1_999_999), |
| Some(NaiveTime::from_hms_nano_opt(3, 5, 7, 1_999_999_000).unwrap()) |
| ); |
| assert_eq!(NaiveTime::from_hms_micro_opt(3, 5, 7, 2_000_000), None); |
| assert_eq!(NaiveTime::from_hms_micro_opt(3, 5, 7, 5_000_000), None); // overflow check |
| assert_eq!(NaiveTime::from_hms_micro_opt(3, 5, 7, u32::MAX), None); |
| } |
| |
| #[test] |
| fn test_time_hms() { |
| assert_eq!(NaiveTime::from_hms_opt(3, 5, 7).unwrap().hour(), 3); |
| assert_eq!( |
| NaiveTime::from_hms_opt(3, 5, 7).unwrap().with_hour(0), |
| Some(NaiveTime::from_hms_opt(0, 5, 7).unwrap()) |
| ); |
| assert_eq!( |
| NaiveTime::from_hms_opt(3, 5, 7).unwrap().with_hour(23), |
| Some(NaiveTime::from_hms_opt(23, 5, 7).unwrap()) |
| ); |
| assert_eq!(NaiveTime::from_hms_opt(3, 5, 7).unwrap().with_hour(24), None); |
| assert_eq!(NaiveTime::from_hms_opt(3, 5, 7).unwrap().with_hour(u32::MAX), None); |
| |
| assert_eq!(NaiveTime::from_hms_opt(3, 5, 7).unwrap().minute(), 5); |
| assert_eq!( |
| NaiveTime::from_hms_opt(3, 5, 7).unwrap().with_minute(0), |
| Some(NaiveTime::from_hms_opt(3, 0, 7).unwrap()) |
| ); |
| assert_eq!( |
| NaiveTime::from_hms_opt(3, 5, 7).unwrap().with_minute(59), |
| Some(NaiveTime::from_hms_opt(3, 59, 7).unwrap()) |
| ); |
| assert_eq!(NaiveTime::from_hms_opt(3, 5, 7).unwrap().with_minute(60), None); |
| assert_eq!(NaiveTime::from_hms_opt(3, 5, 7).unwrap().with_minute(u32::MAX), None); |
| |
| assert_eq!(NaiveTime::from_hms_opt(3, 5, 7).unwrap().second(), 7); |
| assert_eq!( |
| NaiveTime::from_hms_opt(3, 5, 7).unwrap().with_second(0), |
| Some(NaiveTime::from_hms_opt(3, 5, 0).unwrap()) |
| ); |
| assert_eq!( |
| NaiveTime::from_hms_opt(3, 5, 7).unwrap().with_second(59), |
| Some(NaiveTime::from_hms_opt(3, 5, 59).unwrap()) |
| ); |
| assert_eq!(NaiveTime::from_hms_opt(3, 5, 7).unwrap().with_second(60), None); |
| assert_eq!(NaiveTime::from_hms_opt(3, 5, 7).unwrap().with_second(u32::MAX), None); |
| } |
| |
| #[test] |
| fn test_time_add() { |
| macro_rules! check { |
| ($lhs:expr, $rhs:expr, $sum:expr) => {{ |
| assert_eq!($lhs + $rhs, $sum); |
| //assert_eq!($rhs + $lhs, $sum); |
| }}; |
| } |
| |
| let hmsm = |h, m, s, ms| NaiveTime::from_hms_milli_opt(h, m, s, ms).unwrap(); |
| |
| check!(hmsm(3, 5, 7, 900), Duration::zero(), hmsm(3, 5, 7, 900)); |
| check!(hmsm(3, 5, 7, 900), Duration::milliseconds(100), hmsm(3, 5, 8, 0)); |
| check!(hmsm(3, 5, 7, 1_300), Duration::milliseconds(-1800), hmsm(3, 5, 6, 500)); |
| check!(hmsm(3, 5, 7, 1_300), Duration::milliseconds(-800), hmsm(3, 5, 7, 500)); |
| check!(hmsm(3, 5, 7, 1_300), Duration::milliseconds(-100), hmsm(3, 5, 7, 1_200)); |
| check!(hmsm(3, 5, 7, 1_300), Duration::milliseconds(100), hmsm(3, 5, 7, 1_400)); |
| check!(hmsm(3, 5, 7, 1_300), Duration::milliseconds(800), hmsm(3, 5, 8, 100)); |
| check!(hmsm(3, 5, 7, 1_300), Duration::milliseconds(1800), hmsm(3, 5, 9, 100)); |
| check!(hmsm(3, 5, 7, 900), Duration::seconds(86399), hmsm(3, 5, 6, 900)); // overwrap |
| check!(hmsm(3, 5, 7, 900), Duration::seconds(-86399), hmsm(3, 5, 8, 900)); |
| check!(hmsm(3, 5, 7, 900), Duration::days(12345), hmsm(3, 5, 7, 900)); |
| check!(hmsm(3, 5, 7, 1_300), Duration::days(1), hmsm(3, 5, 7, 300)); |
| check!(hmsm(3, 5, 7, 1_300), Duration::days(-1), hmsm(3, 5, 8, 300)); |
| |
| // regression tests for #37 |
| check!(hmsm(0, 0, 0, 0), Duration::milliseconds(-990), hmsm(23, 59, 59, 10)); |
| check!(hmsm(0, 0, 0, 0), Duration::milliseconds(-9990), hmsm(23, 59, 50, 10)); |
| } |
| |
| #[test] |
| fn test_time_overflowing_add() { |
| let hmsm = |h, m, s, ms| NaiveTime::from_hms_milli_opt(h, m, s, ms).unwrap(); |
| |
| assert_eq!( |
| hmsm(3, 4, 5, 678).overflowing_add_signed(Duration::hours(11)), |
| (hmsm(14, 4, 5, 678), 0) |
| ); |
| assert_eq!( |
| hmsm(3, 4, 5, 678).overflowing_add_signed(Duration::hours(23)), |
| (hmsm(2, 4, 5, 678), 86_400) |
| ); |
| assert_eq!( |
| hmsm(3, 4, 5, 678).overflowing_add_signed(Duration::hours(-7)), |
| (hmsm(20, 4, 5, 678), -86_400) |
| ); |
| |
| // overflowing_add_signed with leap seconds may be counter-intuitive |
| assert_eq!( |
| hmsm(3, 4, 5, 1_678).overflowing_add_signed(Duration::days(1)), |
| (hmsm(3, 4, 5, 678), 86_400) |
| ); |
| assert_eq!( |
| hmsm(3, 4, 5, 1_678).overflowing_add_signed(Duration::days(-1)), |
| (hmsm(3, 4, 6, 678), -86_400) |
| ); |
| } |
| |
| #[test] |
| fn test_time_addassignment() { |
| let hms = |h, m, s| NaiveTime::from_hms_opt(h, m, s).unwrap(); |
| let mut time = hms(12, 12, 12); |
| time += Duration::hours(10); |
| assert_eq!(time, hms(22, 12, 12)); |
| time += Duration::hours(10); |
| assert_eq!(time, hms(8, 12, 12)); |
| } |
| |
| #[test] |
| fn test_time_subassignment() { |
| let hms = |h, m, s| NaiveTime::from_hms_opt(h, m, s).unwrap(); |
| let mut time = hms(12, 12, 12); |
| time -= Duration::hours(10); |
| assert_eq!(time, hms(2, 12, 12)); |
| time -= Duration::hours(10); |
| assert_eq!(time, hms(16, 12, 12)); |
| } |
| |
| #[test] |
| fn test_time_sub() { |
| macro_rules! check { |
| ($lhs:expr, $rhs:expr, $diff:expr) => {{ |
| // `time1 - time2 = duration` is equivalent to `time2 - time1 = -duration` |
| assert_eq!($lhs.signed_duration_since($rhs), $diff); |
| assert_eq!($rhs.signed_duration_since($lhs), -$diff); |
| }}; |
| } |
| |
| let hmsm = |h, m, s, ms| NaiveTime::from_hms_milli_opt(h, m, s, ms).unwrap(); |
| |
| check!(hmsm(3, 5, 7, 900), hmsm(3, 5, 7, 900), Duration::zero()); |
| check!(hmsm(3, 5, 7, 900), hmsm(3, 5, 7, 600), Duration::milliseconds(300)); |
| check!(hmsm(3, 5, 7, 200), hmsm(2, 4, 6, 200), Duration::seconds(3600 + 60 + 1)); |
| check!( |
| hmsm(3, 5, 7, 200), |
| hmsm(2, 4, 6, 300), |
| Duration::seconds(3600 + 60) + Duration::milliseconds(900) |
| ); |
| |
| // treats the leap second as if it coincides with the prior non-leap second, |
| // as required by `time1 - time2 = duration` and `time2 - time1 = -duration` equivalence. |
| check!(hmsm(3, 5, 7, 200), hmsm(3, 5, 6, 1_800), Duration::milliseconds(400)); |
| check!(hmsm(3, 5, 7, 1_200), hmsm(3, 5, 6, 1_800), Duration::milliseconds(1400)); |
| check!(hmsm(3, 5, 7, 1_200), hmsm(3, 5, 6, 800), Duration::milliseconds(1400)); |
| |
| // additional equality: `time1 + duration = time2` is equivalent to |
| // `time2 - time1 = duration` IF AND ONLY IF `time2` represents a non-leap second. |
| assert_eq!(hmsm(3, 5, 6, 800) + Duration::milliseconds(400), hmsm(3, 5, 7, 200)); |
| assert_eq!(hmsm(3, 5, 6, 1_800) + Duration::milliseconds(400), hmsm(3, 5, 7, 200)); |
| } |
| |
| #[test] |
| fn test_time_fmt() { |
| assert_eq!( |
| format!("{}", NaiveTime::from_hms_milli_opt(23, 59, 59, 999).unwrap()), |
| "23:59:59.999" |
| ); |
| assert_eq!( |
| format!("{}", NaiveTime::from_hms_milli_opt(23, 59, 59, 1_000).unwrap()), |
| "23:59:60" |
| ); |
| assert_eq!( |
| format!("{}", NaiveTime::from_hms_milli_opt(23, 59, 59, 1_001).unwrap()), |
| "23:59:60.001" |
| ); |
| assert_eq!( |
| format!("{}", NaiveTime::from_hms_micro_opt(0, 0, 0, 43210).unwrap()), |
| "00:00:00.043210" |
| ); |
| assert_eq!( |
| format!("{}", NaiveTime::from_hms_nano_opt(0, 0, 0, 6543210).unwrap()), |
| "00:00:00.006543210" |
| ); |
| |
| // the format specifier should have no effect on `NaiveTime` |
| assert_eq!( |
| format!("{:30}", NaiveTime::from_hms_milli_opt(3, 5, 7, 9).unwrap()), |
| "03:05:07.009" |
| ); |
| } |
| |
| #[test] |
| fn test_date_from_str() { |
| // valid cases |
| let valid = [ |
| "0:0:0", |
| "0:0:0.0000000", |
| "0:0:0.0000003", |
| " 4 : 3 : 2.1 ", |
| " 09:08:07 ", |
| " 9:8:07 ", |
| "23:59:60.373929310237", |
| ]; |
| for &s in &valid { |
| let d = match s.parse::<NaiveTime>() { |
| Ok(d) => d, |
| Err(e) => panic!("parsing `{}` has failed: {}", s, e), |
| }; |
| let s_ = format!("{:?}", d); |
| // `s` and `s_` may differ, but `s.parse()` and `s_.parse()` must be same |
| let d_ = match s_.parse::<NaiveTime>() { |
| Ok(d) => d, |
| Err(e) => { |
| panic!("`{}` is parsed into `{:?}`, but reparsing that has failed: {}", s, d, e) |
| } |
| }; |
| assert!( |
| d == d_, |
| "`{}` is parsed into `{:?}`, but reparsed result \ |
| `{:?}` does not match", |
| s, |
| d, |
| d_ |
| ); |
| } |
| |
| // some invalid cases |
| // since `ParseErrorKind` is private, all we can do is to check if there was an error |
| assert!("".parse::<NaiveTime>().is_err()); |
| assert!("x".parse::<NaiveTime>().is_err()); |
| assert!("15".parse::<NaiveTime>().is_err()); |
| assert!("15:8".parse::<NaiveTime>().is_err()); |
| assert!("15:8:x".parse::<NaiveTime>().is_err()); |
| assert!("15:8:9x".parse::<NaiveTime>().is_err()); |
| assert!("23:59:61".parse::<NaiveTime>().is_err()); |
| assert!("12:34:56.x".parse::<NaiveTime>().is_err()); |
| assert!("12:34:56. 0".parse::<NaiveTime>().is_err()); |
| } |
| |
| #[test] |
| fn test_time_parse_from_str() { |
| let hms = |h, m, s| NaiveTime::from_hms_opt(h, m, s).unwrap(); |
| assert_eq!( |
| NaiveTime::parse_from_str("2014-5-7T12:34:56+09:30", "%Y-%m-%dT%H:%M:%S%z"), |
| Ok(hms(12, 34, 56)) |
| ); // ignore date and offset |
| assert_eq!(NaiveTime::parse_from_str("PM 12:59", "%P %H:%M"), Ok(hms(12, 59, 0))); |
| assert!(NaiveTime::parse_from_str("12:3456", "%H:%M:%S").is_err()); |
| } |
| |
| #[test] |
| fn test_time_format() { |
| let t = NaiveTime::from_hms_nano_opt(3, 5, 7, 98765432).unwrap(); |
| assert_eq!(t.format("%H,%k,%I,%l,%P,%p").to_string(), "03, 3,03, 3,am,AM"); |
| assert_eq!(t.format("%M").to_string(), "05"); |
| assert_eq!(t.format("%S,%f,%.f").to_string(), "07,098765432,.098765432"); |
| assert_eq!(t.format("%.3f,%.6f,%.9f").to_string(), ".098,.098765,.098765432"); |
| assert_eq!(t.format("%R").to_string(), "03:05"); |
| assert_eq!(t.format("%T,%X").to_string(), "03:05:07,03:05:07"); |
| assert_eq!(t.format("%r").to_string(), "03:05:07 AM"); |
| assert_eq!(t.format("%t%n%%%n%t").to_string(), "\t\n%\n\t"); |
| |
| let t = NaiveTime::from_hms_micro_opt(3, 5, 7, 432100).unwrap(); |
| assert_eq!(t.format("%S,%f,%.f").to_string(), "07,432100000,.432100"); |
| assert_eq!(t.format("%.3f,%.6f,%.9f").to_string(), ".432,.432100,.432100000"); |
| |
| let t = NaiveTime::from_hms_milli_opt(3, 5, 7, 210).unwrap(); |
| assert_eq!(t.format("%S,%f,%.f").to_string(), "07,210000000,.210"); |
| assert_eq!(t.format("%.3f,%.6f,%.9f").to_string(), ".210,.210000,.210000000"); |
| |
| let t = NaiveTime::from_hms_opt(3, 5, 7).unwrap(); |
| assert_eq!(t.format("%S,%f,%.f").to_string(), "07,000000000,"); |
| assert_eq!(t.format("%.3f,%.6f,%.9f").to_string(), ".000,.000000,.000000000"); |
| |
| // corner cases |
| assert_eq!(NaiveTime::from_hms_opt(13, 57, 9).unwrap().format("%r").to_string(), "01:57:09 PM"); |
| assert_eq!( |
| NaiveTime::from_hms_milli_opt(23, 59, 59, 1_000).unwrap().format("%X").to_string(), |
| "23:59:60" |
| ); |
| } |
