mirrors/gstreamer-rs
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gstreamer-rs/gstreamer/src/format/clock_time.rs

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// Take a look at the license at the top of the repository in the LICENSE file.
use std::{
fmt,
io::{self, prelude::*},
time::Duration,
};
use glib::{translate::*, StaticType};
use super::{
Format, FormattedValue, FormattedValueError, FormattedValueFullRange, FormattedValueIntrinsic,
FormattedValueNoneBuilder, GenericFormattedValue, Signed, SpecificFormattedValue,
SpecificFormattedValueFullRange, SpecificFormattedValueIntrinsic,
};
#[derive(PartialEq, Eq, PartialOrd, Ord, Hash, Clone, Copy, Default)]
pub struct ClockTime(u64);
impl ClockTime {
#[doc(alias = "GST_SECOND")]
pub const SECOND: ClockTime = ClockTime(1_000_000_000);
#[doc(alias = "GST_MSECOND")]
pub const MSECOND: ClockTime = ClockTime(1_000_000);
#[doc(alias = "GST_USECOND")]
pub const USECOND: ClockTime = ClockTime(1_000);
#[doc(alias = "GST_NSECOND")]
pub const NSECOND: ClockTime = ClockTime(1);
// checker-ignore-item
pub const MAX: ClockTime = ClockTime(ffi::GST_CLOCK_TIME_NONE - 1);
#[inline]
pub const fn hours(self) -> u64 {
self.0 / Self::SECOND.0 / 60 / 60
}
#[inline]
pub const fn minutes(self) -> u64 {
self.0 / Self::SECOND.0 / 60
}
#[inline]
pub const fn seconds(self) -> u64 {
self.0 / Self::SECOND.0
}
#[inline]
pub const fn mseconds(self) -> u64 {
self.0 / Self::MSECOND.0
}
#[inline]
pub const fn useconds(self) -> u64 {
self.0 / Self::USECOND.0
}
#[inline]
pub const fn nseconds(self) -> u64 {
self.0
}
// rustdoc-stripper-ignore-next
/// Builds a new `ClockTime` which value is the given number of seconds.
///
/// # Panics
///
/// Panics if the resulting duration in nanoseconds exceeds the `u64` range.
#[track_caller]
#[inline]
pub const fn from_seconds(seconds: u64) -> Self {
skip_assert_initialized!();
// `Option::expect` is not `const` as of rustc 1.63.0.
ClockTime(match seconds.checked_mul(Self::SECOND.0) {
Some(res) => res,
None => panic!("Out of `ClockTime` range"),
})
}
// rustdoc-stripper-ignore-next
/// Builds a new `ClockTime` which value is the given number of milliseconds.
///
/// # Panics
///
/// Panics if the resulting duration in nanoseconds exceeds the `u64` range.
#[track_caller]
#[inline]
pub const fn from_mseconds(mseconds: u64) -> Self {
skip_assert_initialized!();
// `Option::expect` is not `const` as of rustc 1.63.0.
ClockTime(match mseconds.checked_mul(Self::MSECOND.0) {
Some(res) => res,
None => panic!("Out of `ClockTime` range"),
})
}
// rustdoc-stripper-ignore-next
/// Builds a new `ClockTime` which value is the given number of microseconds.
///
/// # Panics
///
/// Panics if the resulting duration in nanoseconds exceeds the `u64` range.
#[track_caller]
#[inline]
pub const fn from_useconds(useconds: u64) -> Self {
skip_assert_initialized!();
// `Option::expect` is not `const` as of rustc 1.63.0.
ClockTime(match useconds.checked_mul(Self::USECOND.0) {
Some(res) => res,
None => panic!("Out of `ClockTime` range"),
})
}
// rustdoc-stripper-ignore-next
/// Builds a new `ClockTime` which value is the given number of nanoseconds.
///
/// # Panics
///
/// Panics if the requested duration equals `GST_CLOCK_TIME_NONE`
/// (`u64::MAX`).
#[track_caller]
#[inline]
pub const fn from_nseconds(nseconds: u64) -> Self {
skip_assert_initialized!();
assert!(
nseconds != ffi::GST_CLOCK_TIME_NONE,
"Attempt to build a `ClockTime` with value `GST_CLOCK_TIME_NONE`",
);
ClockTime(nseconds * Self::NSECOND.0)
}
}
impl Signed<ClockTime> {
// rustdoc-stripper-ignore-next
/// Returns the `self` in nanoseconds.
#[inline]
pub fn nseconds(self) -> Signed<u64> {
match self {
Signed::Positive(val) => Signed::Positive(val.nseconds()),
Signed::Negative(val) => Signed::Negative(val.nseconds()),
}
}
// rustdoc-stripper-ignore-next
/// Creates new value from nanoseconds.
#[inline]
pub fn from_nseconds(val: Signed<u64>) -> Self {
skip_assert_initialized!();
match val {
Signed::Positive(val) => Signed::Positive(ClockTime::from_nseconds(val)),
Signed::Negative(val) => Signed::Negative(ClockTime::from_nseconds(val)),
}
}
// rustdoc-stripper-ignore-next
/// Returns the `self` in microseconds.
#[inline]
pub fn useconds(self) -> Signed<u64> {
match self {
Signed::Positive(val) => Signed::Positive(val.useconds()),
Signed::Negative(val) => Signed::Negative(val.useconds()),
}
}
// rustdoc-stripper-ignore-next
/// Creates new value from microseconds.
#[inline]
pub fn from_useconds(val: Signed<u64>) -> Self {
skip_assert_initialized!();
match val {
Signed::Positive(val) => Signed::Positive(ClockTime::from_useconds(val)),
Signed::Negative(val) => Signed::Negative(ClockTime::from_useconds(val)),
}
}
// rustdoc-stripper-ignore-next
/// Returns the `self` in milliseconds.
#[inline]
pub fn mseconds(self) -> Signed<u64> {
match self {
Signed::Positive(val) => Signed::Positive(val.mseconds()),
Signed::Negative(val) => Signed::Negative(val.mseconds()),
}
}
// rustdoc-stripper-ignore-next
/// Creates new value from milliseconds.
#[inline]
pub fn from_mseconds(val: Signed<u64>) -> Self {
skip_assert_initialized!();
match val {
Signed::Positive(val) => Signed::Positive(ClockTime::from_mseconds(val)),
Signed::Negative(val) => Signed::Negative(ClockTime::from_mseconds(val)),
}
}
// rustdoc-stripper-ignore-next
/// Returns the `self` in seconds.
#[inline]
pub fn seconds(self) -> Signed<u64> {
match self {
Signed::Positive(val) => Signed::Positive(val.seconds()),
Signed::Negative(val) => Signed::Negative(val.seconds()),
}
}
// rustdoc-stripper-ignore-next
/// Creates new value from seconds.
#[inline]
pub fn from_seconds(val: Signed<u64>) -> Self {
skip_assert_initialized!();
match val {
Signed::Positive(val) => Signed::Positive(ClockTime::from_seconds(val)),
Signed::Negative(val) => Signed::Negative(ClockTime::from_seconds(val)),
}
}
}
impl_format_value_traits!(ClockTime, Time, Time, u64);
option_glib_newtype_from_to!(ClockTime, ffi::GST_CLOCK_TIME_NONE);
// FIXME `functions in traits cannot be const` (rustc 1.64.0)
// rustdoc-stripper-ignore-next
/// `ClockTime` formatted value constructor trait.
pub trait TimeFormatConstructor {
// rustdoc-stripper-ignore-next
/// Builds a `ClockTime` formatted value from `self` interpreted as nano seconds.
fn nseconds(self) -> ClockTime;
// rustdoc-stripper-ignore-next
/// Builds a `ClockTime` formatted value from `self` interpreted as micro seconds.
fn useconds(self) -> ClockTime;
// rustdoc-stripper-ignore-next
/// Builds a `ClockTime` formatted value from `self` interpreted as milli seconds.
fn mseconds(self) -> ClockTime;
// rustdoc-stripper-ignore-next
/// Builds a `ClockTime` formatted value from `self` interpreted as seconds.
fn seconds(self) -> ClockTime;
// rustdoc-stripper-ignore-next
/// Builds a `ClockTime` formatted value from `self` interpreted as minutes.
fn minutes(self) -> ClockTime;
// rustdoc-stripper-ignore-next
/// Builds a `ClockTime` formatted value from `self` interpreted as hours.
fn hours(self) -> ClockTime;
}
impl TimeFormatConstructor for u64 {
#[track_caller]
#[inline]
fn nseconds(self) -> ClockTime {
ClockTime::from_nseconds(self)
}
#[track_caller]
#[inline]
fn useconds(self) -> ClockTime {
ClockTime::from_useconds(self)
}
#[track_caller]
#[inline]
fn mseconds(self) -> ClockTime {
ClockTime::from_mseconds(self)
}
#[track_caller]
#[inline]
fn seconds(self) -> ClockTime {
ClockTime::from_seconds(self)
}
#[track_caller]
#[inline]
fn minutes(self) -> ClockTime {
ClockTime::from_seconds(self * 60)
}
#[track_caller]
#[inline]
fn hours(self) -> ClockTime {
ClockTime::from_seconds(self * 60 * 60)
}
}
impl glib::value::ValueType for ClockTime {
type Type = Self;
}
pub enum ClockTimeValueTypeOrNoneChecker {}
unsafe impl glib::value::ValueTypeChecker for ClockTimeValueTypeOrNoneChecker {
type Error = glib::value::ValueTypeMismatchOrNoneError<glib::value::ValueTypeMismatchError>;
#[inline]
fn check(value: &glib::Value) -> Result<(), Self::Error> {
skip_assert_initialized!();
glib::value::GenericValueTypeChecker::<ClockTime>::check(value)?;
let gct = unsafe { glib::gobject_ffi::g_value_get_uint64(value.to_glib_none().0) };
if gct == ffi::GST_CLOCK_TIME_NONE {
return Err(glib::value::ValueTypeMismatchOrNoneError::UnexpectedNone);
}
Ok(())
}
}
unsafe impl<'a> glib::value::FromValue<'a> for ClockTime {
type Checker = ClockTimeValueTypeOrNoneChecker;
#[inline]
unsafe fn from_value(value: &glib::Value) -> ClockTime {
skip_assert_initialized!();
ClockTime(glib::gobject_ffi::g_value_get_uint64(
value.to_glib_none().0,
))
}
}
impl glib::value::ToValue for ClockTime {
#[inline]
fn to_value(&self) -> glib::Value {
let mut value = glib::Value::for_value_type::<ClockTime>();
let gct = self.into_glib();
if gct == ffi::GST_CLOCK_TIME_NONE {
crate::warning!(
crate::CAT_RUST,
"converting a defined `ClockTime` with value `GST_CLOCK_TIME_NONE` to `Value`, this is probably not what you wanted.",
);
}
unsafe { glib::gobject_ffi::g_value_set_uint64(value.to_glib_none_mut().0, gct) }
value
}
#[inline]
fn value_type(&self) -> glib::Type {
Self::static_type()
}
}
impl glib::value::ToValueOptional for ClockTime {
#[inline]
fn to_value_optional(opt: Option<&Self>) -> glib::Value {
skip_assert_initialized!();
let mut value = glib::Value::for_value_type::<ClockTime>();
let inner = opt.map(|inner| inner.0).unwrap_or(ffi::GST_CLOCK_TIME_NONE);
unsafe { glib::gobject_ffi::g_value_set_uint64(value.to_glib_none_mut().0, inner) };
value
}
}
impl From<ClockTime> for glib::Value {
#[inline]
fn from(v: ClockTime) -> glib::Value {
glib::value::ToValue::to_value(&v)
}
}
#[doc(hidden)]
impl glib::StaticType for ClockTime {
#[inline]
fn static_type() -> glib::Type {
<u64 as glib::StaticType>::static_type()
}
}
#[derive(Debug)]
pub struct DurationError;
impl fmt::Display for DurationError {
fn fmt(&self, fmt: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(fmt, "out of range conversion from Duration attempted")
}
}
impl std::error::Error for DurationError {}
impl TryFrom<Duration> for ClockTime {
type Error = DurationError;
#[inline]
fn try_from(d: Duration) -> Result<Self, Self::Error> {
skip_assert_initialized!();
let nanos = d.as_nanos();
// Note: `std::u64::MAX` is `ClockTime::NONE`.
if nanos >= std::u64::MAX as u128 {
return Err(DurationError);
}
Ok(ClockTime::from_nseconds(nanos as u64))
}
}
impl From<ClockTime> for Duration {
#[inline]
fn from(t: ClockTime) -> Self {
skip_assert_initialized!();
Duration::from_nanos(t.nseconds())
}
}
impl_common_ops_for_newtype_uint!(ClockTime, u64);
impl_signed_div_mul!(ClockTime, u64);
impl_signed_int_into_signed!(ClockTime, u64);
// rustdoc-stripper-ignore-next
/// Tell [`pad_clocktime`] what kind of time we're formatting
enum Sign {
// rustdoc-stripper-ignore-next
/// An undefined time (`None`)
Undefined,
// rustdoc-stripper-ignore-next
/// A non-negative time (zero or greater)
NonNegative,
// For a future ClockTimeDiff formatting
#[allow(dead_code)]
// rustdoc-stripper-ignore-next
/// A negative time (below zero)
Negative,
}
// Derived from libcore `Formatter::pad_integral` (same APACHE v2 + MIT licenses)
//
// TODO: Would be useful for formatting ClockTimeDiff
// if it was a new type instead of an alias for i64
//
// rustdoc-stripper-ignore-next
/// Performs the correct padding for a clock time which has already been
/// emitted into a str, as by [`write_clocktime`]. The str should *not*
/// contain the sign; that will be added by this method.
fn pad_clocktime(f: &mut fmt::Formatter<'_>, sign: Sign, buf: &str) -> fmt::Result {
skip_assert_initialized!();
use std::fmt::{Alignment, Write};
use self::Sign::*;
// Start by determining how we're padding, gathering
// settings from the Formatter and the Sign
// Choose the fill character
let sign_aware_zero_pad = f.sign_aware_zero_pad();
let fill_char = match sign {
Undefined if sign_aware_zero_pad => '-', // Zero-padding an undefined time
_ if sign_aware_zero_pad => '0', // Zero-padding a valid time
_ => f.fill(), // Otherwise, pad with the user-chosen character
};
// Choose the sign character
let sign_plus = f.sign_plus();
let sign_char = match sign {
Undefined if sign_plus => Some(fill_char), // User requested sign, time is undefined
NonNegative if sign_plus => Some('+'), // User requested sign, time is zero or above
Negative => Some('-'), // Time is below zero
_ => None, // Otherwise, add no sign
};
// Our minimum width is the value's width, plus 1 for the sign if present
let width = buf.len() + sign_char.map_or(0, |_| 1);
// Subtract the minimum width from the requested width to get the padding,
// taking care not to allow wrapping due to underflow
let padding = f.width().unwrap_or(0).saturating_sub(width);
// Split the required padding into the three possible parts
let align = f.align().unwrap_or(Alignment::Right);
let (pre_padding, zero_padding, post_padding) = match align {
_ if sign_aware_zero_pad => (0, padding, 0), // Zero-padding: Pad between sign and value
Alignment::Left => (0, 0, padding), // Align left: Pad on the right side
Alignment::Right => (padding, 0, 0), // Align right: Pad on the left side
// Align center: Split equally between left and right side
// If the required padding is odd, the right side gets one more char
Alignment::Center => (padding / 2, 0, (padding + 1) / 2),
};
// And now for the actual writing
for _ in 0..pre_padding {
f.write_char(fill_char)?; // Left padding
}
if let Some(c) = sign_char {
f.write_char(c)?; // ------- Sign character
}
for _ in 0..zero_padding {
f.write_char(fill_char)?; // Padding between sign and value
}
f.write_str(buf)?; // ---------- Value
for _ in 0..post_padding {
f.write_char(fill_char)?; // Right padding
}
Ok(())
}
// rustdoc-stripper-ignore-next
/// Writes an unpadded, signless clocktime string with the given precision
fn write_clocktime<W: io::Write>(
mut writer: W,
clocktime: Option<ClockTime>,
precision: usize,
) -> io::Result<()> {
skip_assert_initialized!();
let precision = std::cmp::min(9, precision);
if let Some(ns) = clocktime.map(ClockTime::nseconds) {
// Split the time into parts
let (s, ns) = num_integer::div_rem(ns, 1_000_000_000);
let (m, s) = num_integer::div_rem(s, 60);
let (h, m) = num_integer::div_rem(m, 60);
// Write HH:MM:SS
write!(writer, "{h}:{m:02}:{s:02}")?;
if precision > 0 {
// Format the nanoseconds into a stack-allocated string
// The value is zero-padded so always 9 digits long
let mut buf = [0u8; 9];
write!(&mut buf[..], "{ns:09}").unwrap();
let buf_str = std::str::from_utf8(&buf[..]).unwrap();
// Write decimal point and a prefix of the nanoseconds for more precision
write!(writer, ".{buf_str:.precision$}")?;
}
} else {
// Undefined time
// Write HH:MM:SS, but invalid
write!(writer, "--:--:--")?;
if precision > 0 {
// Write decimal point and dashes for more precision
write!(writer, ".{:->p$}", "", p = precision)?;
}
}
Ok(())
}
fn fmt_opt_clock_time(ct: Option<ClockTime>, f: &mut fmt::Formatter) -> fmt::Result {
skip_assert_initialized!();
let precision = f.precision().unwrap_or(9);
// What the maximum time (u64::MAX - 1) would format to
const MAX_SIZE: usize = "5124095:34:33.709551614".len();
// Write the unpadded clocktime value into a stack-allocated string
let mut buf = [0u8; MAX_SIZE];
let mut cursor = io::Cursor::new(&mut buf[..]);
write_clocktime(&mut cursor, ct, precision).unwrap();
let pos = cursor.position() as usize;
let buf_str = std::str::from_utf8(&buf[..pos]).unwrap();
let sign = if ct.is_some() {
Sign::NonNegative
} else {
Sign::Undefined
};
pad_clocktime(f, sign, buf_str)
}
impl fmt::Display for ClockTime {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
fmt_opt_clock_time(Some(*self), f)
}
}
impl fmt::Debug for ClockTime {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
fmt::Display::fmt(self, f)
}
}
pub struct DisplayableOptClockTime(Option<ClockTime>);
impl fmt::Display for DisplayableOptClockTime {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
fmt_opt_clock_time(self.0, f)
}
}
impl fmt::Debug for DisplayableOptClockTime {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
fmt::Display::fmt(self, f)
}
}
impl crate::utils::Displayable for Option<ClockTime> {
type DisplayImpl = DisplayableOptClockTime;
fn display(self) -> DisplayableOptClockTime {
DisplayableOptClockTime(self)
}
}
impl crate::utils::Displayable for ClockTime {
type DisplayImpl = ClockTime;
fn display(self) -> ClockTime {
self
}
}
impl std::iter::Sum for ClockTime {
fn sum<I: Iterator<Item = Self>>(iter: I) -> Self {
skip_assert_initialized!();
iter.fold(ClockTime::ZERO, |a, b| a + b)
}
}
#[cfg(test)]
mod tests {
use opt_ops::prelude::*;
use super::*;
use crate::format::{Signed, UnsignedIntoSigned};
const CT_1: ClockTime = ClockTime::from_nseconds(1);
const CT_2: ClockTime = ClockTime::from_nseconds(2);
const CT_3: ClockTime = ClockTime::from_nseconds(3);
const CT_10: ClockTime = ClockTime::from_nseconds(10);
const CT_20: ClockTime = ClockTime::from_nseconds(20);
const CT_30: ClockTime = ClockTime::from_nseconds(30);
const P_CT_0: Signed<ClockTime> = Signed::Positive(ClockTime::ZERO);
const P_CT_NONE: Option<Signed<ClockTime>> = None;
const P_CT_1: Signed<ClockTime> = Signed::Positive(ClockTime::from_nseconds(1));
const P_CT_2: Signed<ClockTime> = Signed::Positive(ClockTime::from_nseconds(2));
const P_CT_3: Signed<ClockTime> = Signed::Positive(ClockTime::from_nseconds(3));
const N_CT_1: Signed<ClockTime> = Signed::Negative(ClockTime::from_nseconds(1));
const N_CT_2: Signed<ClockTime> = Signed::Negative(ClockTime::from_nseconds(2));
const N_CT_3: Signed<ClockTime> = Signed::Negative(ClockTime::from_nseconds(3));
#[test]
fn opt_time_clock() {
assert_eq!(CT_1.into_glib(), 1);
assert_eq!(Some(CT_1).into_glib(), 1);
assert_eq!(ClockTime::NONE.into_glib(), ffi::GST_CLOCK_TIME_NONE);
let ct_1_from: ClockTime = unsafe { try_from_glib(1u64) }.unwrap();
assert_eq!(ct_1_from, CT_1);
let opt_ct_some: Option<ClockTime> = unsafe { from_glib(1u64) };
assert_eq!(opt_ct_some, Some(CT_1));
let ct_none: Option<ClockTime> = unsafe { from_glib(ffi::GST_CLOCK_TIME_NONE) };
assert_eq!(ct_none, None);
}
#[test]
#[allow(clippy::eq_op, clippy::op_ref)]
fn ops() {
assert_eq!(CT_10 + CT_20, CT_30);
assert_eq!(CT_30 - CT_20, CT_10);
assert_eq!(CT_30 - CT_30, ClockTime::ZERO);
assert_eq!(CT_10 * 3, CT_30);
assert_eq!(3 * CT_10, CT_30);
assert_eq!(CT_20 / 2, CT_10);
assert_eq!(CT_20 / CT_2, 10);
assert_eq!(CT_30.nseconds(), 30);
assert_eq!(P_CT_1 + P_CT_2, P_CT_3);
assert_eq!(P_CT_3 + N_CT_2, P_CT_1);
assert_eq!(P_CT_2 + N_CT_3, N_CT_1);
assert_eq!(N_CT_3 + P_CT_1, N_CT_2);
assert_eq!(N_CT_2 + P_CT_3, P_CT_1);
assert_eq!(N_CT_2 + N_CT_1, N_CT_3);
assert_eq!(CT_1 + P_CT_2, P_CT_3);
assert_eq!(P_CT_1 + CT_2, P_CT_3);
assert_eq!(CT_3 + N_CT_1, P_CT_2);
assert_eq!(N_CT_1 + CT_2, P_CT_1);
assert_eq!(P_CT_3 - P_CT_2, P_CT_1);
assert_eq!(P_CT_2 - P_CT_3, N_CT_1);
assert_eq!(P_CT_2 - N_CT_1, P_CT_3);
assert_eq!(N_CT_2 - P_CT_1, N_CT_3);
assert_eq!(N_CT_3 - N_CT_1, N_CT_2);
assert_eq!(CT_3 - P_CT_2, P_CT_1);
assert_eq!(P_CT_3 - CT_2, P_CT_1);
assert_eq!(N_CT_2 - CT_1, N_CT_3);
assert_eq!(CT_2 - N_CT_1, P_CT_3);
assert_eq!(P_CT_1 * 2i64, P_CT_2);
assert_eq!(P_CT_1 * -2i64, N_CT_2);
assert_eq!(N_CT_1 * 2i64, N_CT_2);
assert_eq!(N_CT_1 * -2i64, P_CT_2);
assert_eq!(2i64 * P_CT_1, P_CT_2);
assert_eq!(-2i64 * P_CT_1, N_CT_2);
assert_eq!(P_CT_1 * 2u64, P_CT_2);
assert_eq!(N_CT_1 * 2u64, N_CT_2);
assert_eq!(P_CT_2 / 2i64, P_CT_1);
assert_eq!(P_CT_2 / -2i64, N_CT_1);
assert_eq!(N_CT_2 / 2i64, N_CT_1);
assert_eq!(N_CT_2 / -2i64, P_CT_1);
assert_eq!(P_CT_2 / N_CT_2, Signed::Negative(1));
assert_eq!(P_CT_2 / 2u64, P_CT_1);
assert_eq!(N_CT_2 / 2u64, N_CT_1);
assert_eq!(P_CT_3 % 2i64, P_CT_1);
assert_eq!(P_CT_3 % -2i64, P_CT_1);
assert_eq!(N_CT_3 % 2i64, N_CT_1);
assert_eq!(N_CT_3 % -2i64, N_CT_1);
assert_eq!(N_CT_3 % N_CT_2, N_CT_1);
assert_eq!(P_CT_3 % 2u64, P_CT_1);
assert_eq!(N_CT_3 % 2u64, N_CT_1);
}
#[test]
fn checked_ops() {
assert_eq!(CT_1.checked_add(CT_1), Some(CT_2));
assert_eq!(P_CT_1.checked_add(P_CT_2), Some(P_CT_3));
assert_eq!(P_CT_3.checked_add(N_CT_2), Some(P_CT_1));
assert_eq!(P_CT_2.checked_add(N_CT_3), Some(N_CT_1));
assert_eq!(N_CT_3.checked_add(P_CT_1), Some(N_CT_2));
assert_eq!(N_CT_2.checked_add(P_CT_3), Some(P_CT_1));
assert_eq!(N_CT_2.checked_add(N_CT_1), Some(N_CT_3));
assert_eq!(CT_1.opt_checked_add(CT_1), Ok(Some(CT_2)));
assert_eq!(CT_1.opt_checked_add(Some(CT_1)), Ok(Some(CT_2)));
assert_eq!(Some(CT_1).opt_checked_add(Some(CT_1)), Ok(Some(CT_2)));
assert_eq!(CT_1.opt_checked_add(ClockTime::NONE), Ok(None));
assert_eq!(Some(CT_1).opt_checked_add(ClockTime::NONE), Ok(None));
assert_eq!(CT_1.opt_checked_add(P_CT_1), Ok(Some(P_CT_2)));
assert_eq!(N_CT_3.opt_checked_add(CT_1), Ok(Some(N_CT_2)));
assert!(ClockTime::MAX.checked_add(CT_1).is_none());
assert_eq!(
ClockTime::MAX.opt_checked_add(Some(CT_1)),
Err(opt_ops::Error::Overflow)
);
assert_eq!(P_CT_1.opt_checked_add(P_CT_1), Ok(Some(P_CT_2)));
assert_eq!(P_CT_1.opt_checked_add(Some(N_CT_2)), Ok(Some(N_CT_1)));
assert_eq!(Some(P_CT_1).opt_checked_add(Some(P_CT_1)), Ok(Some(P_CT_2)));
assert_eq!(P_CT_1.opt_checked_add(ClockTime::NONE), Ok(None));
assert_eq!(Some(N_CT_1).opt_checked_add(ClockTime::NONE), Ok(None));
assert_eq!(
ClockTime::MAX.into_positive().opt_checked_add(Some(P_CT_1)),
Err(opt_ops::Error::Overflow)
);
assert_eq!(CT_2.checked_sub(CT_1), Some(CT_1));
assert_eq!(P_CT_3.checked_sub(P_CT_2), Some(P_CT_1));
assert_eq!(P_CT_2.checked_sub(P_CT_3), Some(N_CT_1));
assert_eq!(P_CT_2.checked_sub(N_CT_1), Some(P_CT_3));
assert_eq!(N_CT_2.checked_sub(P_CT_1), Some(N_CT_3));
assert_eq!(N_CT_3.checked_sub(N_CT_1), Some(N_CT_2));
assert_eq!(N_CT_2.checked_sub(N_CT_3), Some(P_CT_1));
assert_eq!(CT_2.opt_checked_sub(CT_1), Ok(Some(CT_1)));
assert_eq!(CT_2.opt_checked_sub(Some(CT_1)), Ok(Some(CT_1)));
assert_eq!(Some(CT_2).opt_checked_sub(CT_1), Ok(Some(CT_1)));
assert_eq!(Some(CT_2).opt_checked_sub(Some(CT_1)), Ok(Some(CT_1)));
assert_eq!(CT_2.opt_checked_sub(ClockTime::NONE), Ok(None));
assert_eq!(Some(CT_2).opt_checked_sub(ClockTime::NONE), Ok(None));
assert_eq!(P_CT_2.opt_checked_sub(CT_1), Ok(Some(P_CT_1)));
assert_eq!(N_CT_2.opt_checked_sub(CT_1), Ok(Some(N_CT_3)));
assert!(CT_1.checked_sub(CT_2).is_none());
assert_eq!(
Some(CT_1).opt_checked_sub(CT_2),
Err(opt_ops::Error::Overflow)
);
assert_eq!(P_CT_2.opt_checked_sub(Some(N_CT_1)), Ok(Some(P_CT_3)));
assert_eq!(Some(N_CT_2).opt_checked_sub(P_CT_1), Ok(Some(N_CT_3)));
assert_eq!(CT_1.checked_mul(2), Some(CT_2));
assert_eq!(Some(CT_1).opt_checked_mul(2), Ok(Some(CT_2)));
assert_eq!(1u64.opt_checked_mul(Some(CT_2)), Ok(Some(CT_2)));
assert_eq!(P_CT_1.checked_mul(2), Some(P_CT_2));
assert_eq!(P_CT_1.checked_mul(-2), Some(N_CT_2));
assert_eq!(N_CT_1.checked_mul(2), Some(N_CT_2));
assert_eq!(N_CT_1.checked_mul(-2), Some(P_CT_2));
assert_eq!(Some(P_CT_1).opt_checked_mul(-2i64), Ok(Some(N_CT_2)));
assert_eq!(N_CT_1.opt_checked_mul(2u64), Ok(Some(N_CT_2)));
assert_eq!((-2i64).opt_checked_mul(Some(P_CT_1)), Ok(Some(N_CT_2)));
assert_eq!(P_CT_1.checked_mul_unsigned(2u64), Some(P_CT_2));
assert_eq!(N_CT_1.checked_mul_unsigned(2u64), Some(N_CT_2));
assert_eq!(CT_3.checked_div(3), Some(CT_1));
assert_eq!(P_CT_3.checked_div(3), Some(P_CT_1));
assert_eq!(P_CT_3.checked_div(-3), Some(N_CT_1));
assert_eq!(N_CT_3.checked_div(3), Some(N_CT_1));
assert_eq!(N_CT_3.checked_div(-3), Some(P_CT_1));
assert_eq!(Some(CT_3).opt_checked_div(CT_3), Ok(Some(1)));
assert_eq!(Some(P_CT_3).opt_checked_div(-3i64), Ok(Some(N_CT_1)));
assert_eq!(N_CT_3.opt_checked_div(3u64), Ok(Some(N_CT_1)));
assert_eq!(P_CT_3.checked_div_unsigned(3u64), Some(P_CT_1));
assert_eq!(N_CT_3.checked_div_unsigned(3u64), Some(N_CT_1));
}
#[test]
fn overflowing_ops() {
assert_eq!(CT_1.overflowing_add(CT_2), (CT_3, false));
assert_eq!(CT_1.opt_overflowing_add(Some(CT_2)), Some((CT_3, false)));
assert_eq!(Some(CT_1).opt_overflowing_add(CT_2), Some((CT_3, false)));
assert_eq!(
Some(CT_1).opt_overflowing_add(Some(CT_2)),
Some((CT_3, false))
);
assert_eq!(ClockTime::NONE.opt_overflowing_add(CT_2), None);
assert_eq!(CT_1.opt_overflowing_add(ClockTime::NONE), None);
assert_eq!(
ClockTime::MAX.overflowing_add(CT_1),
(ClockTime::ZERO, true)
);
assert_eq!(
Some(ClockTime::MAX).opt_overflowing_add(Some(CT_1)),
Some((ClockTime::ZERO, true)),
);
assert_eq!(CT_3.overflowing_sub(CT_2), (CT_1, false));
assert_eq!(CT_3.opt_overflowing_sub(Some(CT_2)), Some((CT_1, false)));
assert_eq!(Some(CT_3).opt_overflowing_sub(CT_2), Some((CT_1, false)));
assert_eq!(
Some(CT_3).opt_overflowing_sub(Some(CT_2)),
Some((CT_1, false))
);
assert_eq!(
Some(CT_3).opt_overflowing_sub(&Some(CT_2)),
Some((CT_1, false))
);
assert_eq!(ClockTime::NONE.opt_overflowing_sub(CT_2), None);
assert_eq!(CT_2.opt_overflowing_sub(ClockTime::NONE), None);
assert_eq!(CT_1.overflowing_sub(CT_2), (ClockTime::MAX, true));
assert_eq!(
Some(CT_1).opt_overflowing_sub(CT_2),
Some((ClockTime::MAX, true))
);
}
#[test]
fn saturating_ops() {
let p_ct_max: Signed<ClockTime> = ClockTime::MAX.into_positive();
let n_ct_max: Signed<ClockTime> = ClockTime::MAX.into_negative();
assert_eq!(CT_1.saturating_add(CT_2), CT_3);
assert_eq!(P_CT_1.saturating_add(P_CT_2), P_CT_3);
assert_eq!(P_CT_2.saturating_add(N_CT_3), N_CT_1);
assert_eq!(P_CT_3.saturating_add(N_CT_2), P_CT_1);
assert_eq!(N_CT_3.saturating_add(P_CT_1), N_CT_2);
assert_eq!(N_CT_2.saturating_add(P_CT_3), P_CT_1);
assert_eq!(N_CT_2.saturating_add(N_CT_1), N_CT_3);
assert_eq!(CT_1.opt_saturating_add(Some(CT_2)), Some(CT_3));
assert_eq!(Some(CT_1).opt_saturating_add(Some(CT_2)), Some(CT_3));
assert_eq!(Some(CT_1).opt_saturating_add(ClockTime::NONE), None);
assert_eq!(P_CT_1.opt_saturating_add(Some(CT_2)), Some(P_CT_3));
assert_eq!(Some(CT_1).opt_saturating_add(P_CT_2), Some(P_CT_3));
assert_eq!(ClockTime::MAX.saturating_add(CT_1), ClockTime::MAX);
assert_eq!(
Some(ClockTime::MAX).opt_saturating_add(Some(CT_1)),
Some(ClockTime::MAX)
);
assert_eq!(p_ct_max.saturating_add(P_CT_1), p_ct_max);
assert_eq!(CT_3.saturating_sub(CT_2), CT_1);
assert_eq!(P_CT_3.saturating_sub(P_CT_2), P_CT_1);
assert_eq!(P_CT_2.saturating_sub(P_CT_3), N_CT_1);
assert_eq!(P_CT_2.saturating_sub(N_CT_1), P_CT_3);
assert_eq!(N_CT_2.saturating_sub(P_CT_1), N_CT_3);
assert_eq!(N_CT_3.saturating_sub(N_CT_1), N_CT_2);
assert_eq!(N_CT_2.saturating_sub(N_CT_3), P_CT_1);
assert_eq!(CT_3.opt_saturating_sub(Some(CT_2)), Some(CT_1));
assert_eq!(Some(CT_3).opt_saturating_sub(Some(CT_2)), Some(CT_1));
assert_eq!(Some(CT_3).opt_saturating_sub(ClockTime::NONE), None);
assert_eq!(P_CT_2.opt_saturating_sub(Some(CT_3)), Some(N_CT_1));
assert_eq!(Some(CT_3).opt_saturating_sub(P_CT_2), Some(P_CT_1));
assert!(CT_1.saturating_sub(CT_2).is_zero());
assert_eq!(P_CT_1.saturating_sub(P_CT_2), N_CT_1);
assert_eq!(
Some(CT_1).opt_saturating_sub(Some(CT_2)),
Some(ClockTime::ZERO)
);
assert_eq!(CT_1.saturating_mul(2), CT_2);
assert_eq!(ClockTime::MAX.saturating_mul(2), ClockTime::MAX);
assert_eq!(P_CT_1.saturating_mul(2), P_CT_2);
assert_eq!(P_CT_1.saturating_mul(-2), N_CT_2);
assert_eq!(N_CT_1.saturating_mul(2), N_CT_2);
assert_eq!(N_CT_1.saturating_mul(-2), P_CT_2);
assert_eq!(Some(N_CT_1).opt_saturating_mul(-2i64), Some(P_CT_2));
assert_eq!((-2i64).opt_saturating_mul(Some(N_CT_1)), Some(P_CT_2));
assert_eq!(P_CT_1.saturating_mul_unsigned(2u64), P_CT_2);
assert_eq!(N_CT_1.saturating_mul_unsigned(2u64), N_CT_2);
assert_eq!(p_ct_max.saturating_mul(2), p_ct_max);
assert_eq!(n_ct_max.saturating_mul(2), n_ct_max);
assert_eq!(Some(2i64).opt_saturating_mul(p_ct_max), Some(p_ct_max));
assert_eq!(2u64.opt_saturating_mul(Some(n_ct_max)), Some(n_ct_max));
assert_eq!(p_ct_max.saturating_mul_unsigned(2u64), p_ct_max);
assert_eq!(n_ct_max.saturating_mul_unsigned(2u64), n_ct_max);
}
#[test]
fn wrapping_ops() {
assert_eq!(CT_1.wrapping_add(CT_2), CT_3);
assert_eq!(CT_1.opt_wrapping_add(CT_2), Some(CT_3));
assert_eq!(Some(CT_1).opt_wrapping_add(CT_2), Some(CT_3));
assert_eq!(Some(CT_1).opt_wrapping_add(Some(CT_2)), Some(CT_3));
assert_eq!(Some(CT_1).opt_wrapping_add(None), None);
assert_eq!(ClockTime::MAX.wrapping_add(CT_1), ClockTime::ZERO);
assert_eq!(
Some(ClockTime::MAX).opt_wrapping_add(Some(CT_1)),
Some(ClockTime::ZERO)
);
assert_eq!(CT_3.wrapping_sub(CT_2), CT_1);
assert_eq!(CT_3.opt_wrapping_sub(CT_2), Some(CT_1));
assert_eq!(Some(CT_3).opt_wrapping_sub(CT_2), Some(CT_1));
assert_eq!(Some(CT_3).opt_wrapping_sub(Some(CT_2)), Some(CT_1));
assert_eq!(Some(CT_3).opt_wrapping_sub(ClockTime::NONE), None);
assert_eq!(CT_1.wrapping_sub(CT_2), ClockTime::MAX);
assert_eq!(
Some(CT_1).opt_wrapping_sub(Some(CT_2)),
Some(ClockTime::MAX)
);
}
#[test]
fn mul_div_ops() {
use muldiv::MulDiv;
assert_eq!(CT_1.mul_div_floor(7, 3), Some(CT_2));
assert_eq!(P_CT_1.mul_div_floor(7u64, 3), Some(P_CT_2));
assert_eq!(P_CT_1.mul_div_floor(-7i64, 3), Some(N_CT_2));
assert_eq!(P_CT_1.mul_div_floor(7i64, -3), Some(N_CT_2));
assert_eq!(P_CT_1.mul_div_floor(-7i64, -3), Some(P_CT_2));
assert_eq!(N_CT_1.mul_div_floor(7u64, 3), Some(N_CT_2));
assert_eq!(N_CT_1.mul_div_floor(-7i64, 3), Some(P_CT_2));
assert_eq!(N_CT_1.mul_div_floor(7i64, -3), Some(P_CT_2));
assert_eq!(N_CT_1.mul_div_floor(-7i64, -3), Some(N_CT_2));
assert_eq!(CT_1.mul_div_round(10, 3), Some(CT_3));
assert_eq!(CT_1.mul_div_round(8, 3), Some(CT_3));
assert_eq!(P_CT_1.mul_div_round(10u64, 3), Some(P_CT_3));
assert_eq!(P_CT_1.mul_div_round(8u64, 3), Some(P_CT_3));
assert_eq!(P_CT_1.mul_div_round(-10i64, 3), Some(N_CT_3));
assert_eq!(P_CT_1.mul_div_round(-8i64, 3), Some(N_CT_3));
assert_eq!(P_CT_1.mul_div_round(10i64, -3), Some(N_CT_3));
assert_eq!(P_CT_1.mul_div_round(-10i64, -3), Some(P_CT_3));
assert_eq!(N_CT_1.mul_div_round(10u64, 3), Some(N_CT_3));
assert_eq!(N_CT_1.mul_div_round(-10i64, 3), Some(P_CT_3));
assert_eq!(N_CT_1.mul_div_round(10i64, -3), Some(P_CT_3));
assert_eq!(N_CT_1.mul_div_round(-10i64, -3), Some(N_CT_3));
assert_eq!(CT_1.mul_div_ceil(7, 3), Some(CT_3));
assert_eq!(P_CT_1.mul_div_ceil(7u64, 3), Some(P_CT_3));
assert_eq!(P_CT_1.mul_div_ceil(-7i64, 3), Some(N_CT_3));
assert_eq!(P_CT_1.mul_div_ceil(7i64, -3), Some(N_CT_3));
assert_eq!(P_CT_1.mul_div_ceil(-7i64, -3), Some(P_CT_3));
assert_eq!(N_CT_1.mul_div_ceil(7u64, 3), Some(N_CT_3));
assert_eq!(N_CT_1.mul_div_ceil(-7i64, 3), Some(P_CT_3));
assert_eq!(N_CT_1.mul_div_ceil(7i64, -3), Some(P_CT_3));
assert_eq!(N_CT_1.mul_div_ceil(-7i64, -3), Some(N_CT_3));
}
#[test]
#[allow(clippy::nonminimal_bool)]
fn comp() {
assert!(ClockTime::ZERO < CT_2);
assert!(Some(ClockTime::ZERO) < Some(CT_2));
assert!(CT_2 < CT_3);
assert!(Some(CT_2) < Some(CT_3));
assert!(ClockTime::ZERO < CT_3);
assert!(Some(ClockTime::ZERO) < Some(CT_3));
assert_eq!(CT_2, CT_2);
assert_ne!(CT_3, CT_2);
assert!(ClockTime::ZERO.into_positive() < P_CT_1);
assert!(ClockTime::ZERO.into_positive() > N_CT_1);
assert!(P_CT_1 < P_CT_2);
assert!(P_CT_1 > N_CT_2);
assert!(N_CT_1 < P_CT_2);
assert!(N_CT_3 < N_CT_2);
assert!(P_CT_1 < CT_2);
assert!(CT_1 < P_CT_2);
assert!(N_CT_2 < CT_1);
assert!(CT_1 > N_CT_2);
assert_eq!(CT_2, P_CT_2);
assert_ne!(N_CT_3, CT_3);
assert_eq!(Some(CT_2).opt_lt(Some(CT_3)), Some(true));
assert_eq!(Some(CT_3).opt_lt(CT_2), Some(false));
assert_eq!(Some(CT_2).opt_le(Some(CT_3)), Some(true));
assert_eq!(Some(CT_3).opt_le(CT_3), Some(true));
assert_eq!(Some(P_CT_2).opt_lt(Some(P_CT_3)), Some(true));
assert_eq!(Some(P_CT_3).opt_lt(P_CT_2), Some(false));
assert_eq!(Some(P_CT_2).opt_le(Some(P_CT_3)), Some(true));
assert_eq!(Some(P_CT_3).opt_le(P_CT_3), Some(true));
assert_eq!(Some(P_CT_0).opt_lt(P_CT_NONE), None);
assert_eq!(P_CT_NONE.opt_lt(P_CT_0), None);
assert_eq!(Some(N_CT_3).opt_lt(Some(N_CT_2)), Some(true));
assert_eq!(Some(N_CT_2).opt_lt(N_CT_3), Some(false));
assert_eq!(Some(N_CT_3).opt_le(Some(N_CT_2)), Some(true));
assert_eq!(Some(N_CT_3).opt_le(N_CT_3), Some(true));
assert_eq!(Some(P_CT_2).opt_lt(N_CT_3), Some(false));
assert_eq!(Some(N_CT_3).opt_lt(Some(P_CT_2)), Some(true));
assert!(CT_3 > CT_2);
assert!(Some(CT_3) > Some(CT_2));
assert!(CT_2 > ClockTime::ZERO);
assert!(Some(CT_2) > Some(ClockTime::ZERO));
assert!(CT_3 > ClockTime::ZERO);
assert!(Some(CT_3) > Some(ClockTime::ZERO));
assert!(!(ClockTime::NONE > None));
// This doesn't work due to the `PartialOrd` impl on `Option<T>`
//assert_eq!(Some(ClockTime::ZERO) > ClockTime::ZERO, false);
assert!(!(Some(ClockTime::ZERO) < ClockTime::NONE));
assert_eq!(Some(CT_3).opt_gt(Some(CT_2)), Some(true));
assert_eq!(Some(CT_3).opt_ge(Some(CT_2)), Some(true));
assert_eq!(Some(CT_3).opt_ge(CT_3), Some(true));
assert_eq!(Some(P_CT_3).opt_gt(Some(P_CT_2)), Some(true));
assert_eq!(Some(P_CT_3).opt_ge(Some(P_CT_2)), Some(true));
assert_eq!(Some(P_CT_3).opt_ge(P_CT_3), Some(true));
assert_eq!(Some(P_CT_0).opt_gt(P_CT_NONE), None);
assert_eq!(P_CT_NONE.opt_gt(P_CT_0), None);
assert_eq!(Some(N_CT_3).opt_gt(Some(N_CT_2)), Some(false));
assert_eq!(Some(N_CT_3).opt_ge(Some(N_CT_2)), Some(false));
assert_eq!(Some(N_CT_3).opt_ge(N_CT_3), Some(true));
assert_eq!(Some(P_CT_2).opt_gt(N_CT_3), Some(true));
assert_eq!(Some(N_CT_3).opt_gt(Some(P_CT_2)), Some(false));
assert!(!(ClockTime::NONE < None));
assert!(!(ClockTime::NONE > None));
// This doesn't work due to the `PartialOrd` impl on `Option<T>`
//assert!(Some(ClockTime::ZERO) > ClockTime::NONE, false);
// Use opt_gt instead.
assert_eq!(Some(ClockTime::ZERO).opt_gt(ClockTime::NONE), None);
assert_eq!(ClockTime::ZERO.opt_gt(ClockTime::NONE), None);
assert_eq!(ClockTime::ZERO.opt_ge(ClockTime::NONE), None);
assert_eq!(ClockTime::NONE.opt_gt(Some(ClockTime::ZERO)), None);
assert_eq!(ClockTime::NONE.opt_gt(ClockTime::ZERO), None);
assert_eq!(ClockTime::NONE.opt_ge(ClockTime::ZERO), None);
assert!(!(Some(ClockTime::ZERO) < ClockTime::NONE));
assert_eq!(Some(ClockTime::ZERO).opt_lt(ClockTime::NONE), None);
assert_eq!(Some(ClockTime::ZERO).opt_le(ClockTime::NONE), None);
assert_eq!(CT_3.opt_min(CT_2), Some(CT_2));
assert_eq!(CT_3.opt_min(Some(CT_2)), Some(CT_2));
assert_eq!(Some(CT_3).opt_min(Some(CT_2)), Some(CT_2));
assert_eq!(ClockTime::NONE.opt_min(Some(CT_2)), None);
assert_eq!(Some(CT_3).opt_min(ClockTime::NONE), None);
assert_eq!(P_CT_3.opt_min(P_CT_2), Some(P_CT_2));
assert_eq!(P_CT_2.opt_min(P_CT_3), Some(P_CT_2));
assert_eq!(N_CT_3.opt_min(N_CT_2), Some(N_CT_3));
assert_eq!(N_CT_2.opt_min(N_CT_3), Some(N_CT_3));
assert_eq!(P_CT_2.opt_min(N_CT_3), Some(N_CT_3));
assert_eq!(CT_3.opt_max(CT_2), Some(CT_3));
assert_eq!(CT_3.opt_max(Some(CT_2)), Some(CT_3));
assert_eq!(Some(CT_3).opt_max(Some(CT_2)), Some(CT_3));
assert_eq!(ClockTime::NONE.opt_max(Some(CT_2)), None);
assert_eq!(Some(CT_3).opt_max(ClockTime::NONE), None);
assert_eq!(P_CT_3.opt_max(P_CT_2), Some(P_CT_3));
assert_eq!(P_CT_2.opt_max(P_CT_3), Some(P_CT_3));
assert_eq!(N_CT_3.opt_max(N_CT_2), Some(N_CT_2));
assert_eq!(N_CT_2.opt_max(N_CT_3), Some(N_CT_2));
assert_eq!(P_CT_2.opt_max(N_CT_3), Some(P_CT_2));
}
#[test]
fn display() {
let none = Option::<ClockTime>::None;
let some = Some(45_834_908_569_837 * ClockTime::NSECOND);
let lots = ClockTime::from_nseconds(std::u64::MAX - 1);
// Simple
assert_eq!(format!("{:.0}", DisplayableOptClockTime(none)), "--:--:--");
assert_eq!(
format!("{:.3}", DisplayableOptClockTime(none)),
"--:--:--.---"
);
assert_eq!(
format!("{}", DisplayableOptClockTime(none)),
"--:--:--.---------"
);
assert_eq!(format!("{:.0}", DisplayableOptClockTime(some)), "12:43:54");
assert_eq!(
format!("{:.3}", DisplayableOptClockTime(some)),
"12:43:54.908"
);
assert_eq!(
format!("{}", DisplayableOptClockTime(some)),
"12:43:54.908569837"
);
assert_eq!(format!("{lots:.0}"), "5124095:34:33");
assert_eq!(format!("{lots:.3}"), "5124095:34:33.709");
assert_eq!(format!("{lots}"), "5124095:34:33.709551614");
// Precision caps at 9
assert_eq!(
format!("{:.10}", DisplayableOptClockTime(none)),
"--:--:--.---------"
);
assert_eq!(
format!("{:.10}", DisplayableOptClockTime(some)),
"12:43:54.908569837"
);
assert_eq!(format!("{lots:.10}"), "5124095:34:33.709551614");
// Short width
assert_eq!(format!("{:4.0}", DisplayableOptClockTime(none)), "--:--:--");
assert_eq!(
format!("{:4.3}", DisplayableOptClockTime(none)),
"--:--:--.---"
);
assert_eq!(
format!("{:4}", DisplayableOptClockTime(none)),
"--:--:--.---------"
);
assert_eq!(format!("{:4.0}", DisplayableOptClockTime(some)), "12:43:54");
assert_eq!(
format!("{:4.3}", DisplayableOptClockTime(some)),
"12:43:54.908"
);
assert_eq!(
format!("{:4}", DisplayableOptClockTime(some)),
"12:43:54.908569837"
);
assert_eq!(format!("{lots:4.0}"), "5124095:34:33");
assert_eq!(format!("{lots:4.3}"), "5124095:34:33.709");
assert_eq!(format!("{lots:4}"), "5124095:34:33.709551614");
// Simple padding
assert_eq!(
format!("{:>9.0}", DisplayableOptClockTime(none)),
" --:--:--"
);
assert_eq!(
format!("{:<9.0}", DisplayableOptClockTime(none)),
"--:--:-- "
);
assert_eq!(
format!("{:^10.0}", DisplayableOptClockTime(none)),
" --:--:-- "
);
assert_eq!(
format!("{:>13.3}", DisplayableOptClockTime(none)),
" --:--:--.---"
);
assert_eq!(
format!("{:<13.3}", DisplayableOptClockTime(none)),
"--:--:--.--- "
);
assert_eq!(
format!("{:^14.3}", DisplayableOptClockTime(none)),
" --:--:--.--- "
);
assert_eq!(
format!("{:>19}", DisplayableOptClockTime(none)),
" --:--:--.---------"
);
assert_eq!(
format!("{:<19}", DisplayableOptClockTime(none)),
"--:--:--.--------- "
);
assert_eq!(
format!("{:^20}", DisplayableOptClockTime(none)),
" --:--:--.--------- "
);
assert_eq!(
format!("{:>9.0}", DisplayableOptClockTime(some)),
" 12:43:54"
);
assert_eq!(
format!("{:<9.0}", DisplayableOptClockTime(some)),
"12:43:54 "
);
assert_eq!(
format!("{:^10.0}", DisplayableOptClockTime(some)),
" 12:43:54 "
);
assert_eq!(
format!("{:>13.3}", DisplayableOptClockTime(some)),
" 12:43:54.908"
);
assert_eq!(
format!("{:<13.3}", DisplayableOptClockTime(some)),
"12:43:54.908 "
);
assert_eq!(
format!("{:^14.3}", DisplayableOptClockTime(some)),
" 12:43:54.908 "
);
assert_eq!(
format!("{:>19}", DisplayableOptClockTime(some)),
" 12:43:54.908569837"
);
assert_eq!(
format!("{:<19}", DisplayableOptClockTime(some)),
"12:43:54.908569837 "
);
assert_eq!(
format!("{:^20}", DisplayableOptClockTime(some)),
" 12:43:54.908569837 "
);
assert_eq!(format!("{lots:>14.0}"), " 5124095:34:33");
assert_eq!(format!("{lots:<14.0}"), "5124095:34:33 ");
assert_eq!(format!("{lots:^15.0}"), " 5124095:34:33 ");
assert_eq!(format!("{lots:>18.3}"), " 5124095:34:33.709");
assert_eq!(format!("{lots:<18.3}"), "5124095:34:33.709 ");
assert_eq!(format!("{lots:^19.3}"), " 5124095:34:33.709 ");
assert_eq!(format!("{lots:>24}"), " 5124095:34:33.709551614");
assert_eq!(format!("{lots:<24}"), "5124095:34:33.709551614 ");
assert_eq!(format!("{lots:^25}"), " 5124095:34:33.709551614 ");
// Padding with sign or zero-extension
assert_eq!(
format!("{:+11.0}", DisplayableOptClockTime(none)),
" --:--:--"
);
assert_eq!(
format!("{:011.0}", DisplayableOptClockTime(none)),
"-----:--:--"
);
assert_eq!(
format!("{:+011.0}", DisplayableOptClockTime(none)),
"-----:--:--"
);
assert_eq!(
format!("{:+15.3}", DisplayableOptClockTime(none)),
" --:--:--.---"
);
assert_eq!(
format!("{:015.3}", DisplayableOptClockTime(none)),
"-----:--:--.---"
);
assert_eq!(
format!("{:+015.3}", DisplayableOptClockTime(none)),
"-----:--:--.---"
);
assert_eq!(
format!("{:+21}", DisplayableOptClockTime(none)),
" --:--:--.---------"
);
assert_eq!(
format!("{:021}", DisplayableOptClockTime(none)),
"-----:--:--.---------"
);
assert_eq!(
format!("{:+021}", DisplayableOptClockTime(none)),
"-----:--:--.---------"
);
assert_eq!(
format!("{:+11.0}", DisplayableOptClockTime(some)),
" +12:43:54"
);
assert_eq!(
format!("{:011.0}", DisplayableOptClockTime(some)),
"00012:43:54"
);
assert_eq!(
format!("{:+011.0}", DisplayableOptClockTime(some)),
"+0012:43:54"
);
assert_eq!(
format!("{:+15.3}", DisplayableOptClockTime(some)),
" +12:43:54.908"
);
assert_eq!(
format!("{:015.3}", DisplayableOptClockTime(some)),
"00012:43:54.908"
);
assert_eq!(
format!("{:+015.3}", DisplayableOptClockTime(some)),
"+0012:43:54.908"
);
assert_eq!(
format!("{:+21}", DisplayableOptClockTime(some)),
" +12:43:54.908569837"
);
assert_eq!(
format!("{:021}", DisplayableOptClockTime(some)),
"00012:43:54.908569837"
);
assert_eq!(
format!("{:+021}", DisplayableOptClockTime(some)),
"+0012:43:54.908569837"
);
assert_eq!(format!("{lots:+16.0}"), " +5124095:34:33");
assert_eq!(format!("{lots:016.0}"), "0005124095:34:33");
assert_eq!(format!("{lots:+016.0}"), "+005124095:34:33");
assert_eq!(format!("{lots:+20.3}"), " +5124095:34:33.709");
assert_eq!(format!("{lots:020.3}"), "0005124095:34:33.709");
assert_eq!(format!("{lots:+020.3}"), "+005124095:34:33.709");
assert_eq!(format!("{lots:+26}"), " +5124095:34:33.709551614");
assert_eq!(format!("{lots:026}"), "0005124095:34:33.709551614");
assert_eq!(format!("{lots:+026}"), "+005124095:34:33.709551614");
}
#[test]
fn iter_sum() {
let s: ClockTime = vec![ClockTime::from_seconds(1), ClockTime::from_seconds(2)]
.into_iter()
.sum();
assert_eq!(s, ClockTime::from_seconds(3));
}
#[test]
#[should_panic]
fn attempt_to_build_from_clock_time_none() {
let _ = ClockTime::from_nseconds(ffi::GST_CLOCK_TIME_NONE);
}
#[test]
#[should_panic]
fn attempt_to_build_from_u64max() {
let _ = ClockTime::from_nseconds(u64::MAX);
}
#[test]
fn try_into_signed() {
let time = crate::Signed::Positive(ClockTime::from_nseconds(0));
assert_eq!(i64::try_from(time), Ok(0));
let time = crate::Signed::Positive(ClockTime::from_nseconds(123));
assert_eq!(i64::try_from(time), Ok(123));
let time = crate::Signed::Positive(ClockTime::from_nseconds(u64::MAX - 1));
assert!(i64::try_from(time).is_err());
let time = crate::Signed::Positive(ClockTime::from_nseconds(u64::MAX >> 1));
assert_eq!(i64::MAX as i128, (u64::MAX >> 1) as i128);
assert_eq!(i64::try_from(time), Ok(i64::MAX));
let time = crate::Signed::Negative(ClockTime::from_nseconds(0));
assert_eq!(i64::try_from(time), Ok(0));
let time = crate::Signed::Negative(ClockTime::from_nseconds(123));
assert_eq!(i64::try_from(time), Ok(-123));
let time = crate::Signed::Negative(ClockTime::from_nseconds(u64::MAX - 1));
assert!(i64::try_from(time).is_err());
let time = crate::Signed::Negative(ClockTime::from_nseconds(u64::MAX >> 1));
assert_eq!(i64::MIN as i128 + 1, -((u64::MAX >> 1) as i128));
assert_eq!(i64::try_from(time), Ok(i64::MIN + 1));
let time = crate::Signed::Negative(ClockTime::from_nseconds((u64::MAX >> 1) + 1));
assert_eq!(i64::MIN as i128, -(((u64::MAX >> 1) + 1) as i128));
assert_eq!(i64::try_from(time), Ok(i64::MIN));
}
}
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