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|
use criterion::Bencher;
use time::ext::{NumericalDuration, NumericalStdDuration};
use time::macros::{datetime, offset};
setup_benchmark! {
"PrimitiveDateTime",
// All getters are trivially dispatched to the relevant field, and do not need to be benchmarked
// a second time.
fn assume_offset(ben: &mut Bencher<'_>) {
ben.iter(|| datetime!(2019-01-01 0:00).assume_offset(offset!(UTC)));
ben.iter(|| datetime!(2019-01-01 0:00).assume_offset(offset!(-1)));
}
fn assume_utc(ben: &mut Bencher<'_>) {
ben.iter(|| datetime!(2019-01-01 0:00).assume_utc());
}
fn add_duration(ben: &mut Bencher<'_>) {
let a = 5.days();
let b = 1.days();
let c = 2.seconds();
let d = (-2).seconds();
let e = 1.hours();
ben.iter(|| datetime!(2019-01-01 0:00) + a);
ben.iter(|| datetime!(2019-12-31 0:00) + b);
ben.iter(|| datetime!(2019-12-31 23:59:59) + c);
ben.iter(|| datetime!(2020-01-01 0:00:01) + d);
ben.iter(|| datetime!(1999-12-31 23:00) + e);
}
fn add_std_duration(ben: &mut Bencher<'_>) {
let a = 5.std_days();
let b = 1.std_days();
let c = 2.std_seconds();
ben.iter(|| datetime!(2019-01-01 0:00) + a);
ben.iter(|| datetime!(2019-12-31 0:00) + b);
ben.iter(|| datetime!(2019-12-31 23:59:59) + c);
}
fn add_assign_duration(ben: &mut Bencher<'_>) {
let a = 1.days();
let b = 1.seconds();
iter_batched_ref!(
ben,
|| datetime!(2019-01-01 0:00),
[
|datetime| *datetime += a,
|datetime| *datetime += b,
]
);
}
fn add_assign_std_duration(ben: &mut Bencher<'_>) {
let a = 1.std_days();
let b = 1.std_seconds();
iter_batched_ref!(
ben,
|| datetime!(2019-01-01 0:00),
[
|datetime| *datetime += a,
|datetime| *datetime += b,
]
);
}
fn sub_duration(ben: &mut Bencher<'_>) {
let a = 5.days();
let b = 1.days();
let c = 2.seconds();
let d = (-2).seconds();
let e = (-1).hours();
ben.iter(|| datetime!(2019-01-06 0:00) - a);
ben.iter(|| datetime!(2020-01-01 0:00) - b);
ben.iter(|| datetime!(2020-01-01 0:00:01) - c);
ben.iter(|| datetime!(2019-12-31 23:59:59) - d);
ben.iter(|| datetime!(1999-12-31 23:00) - e);
}
fn sub_std_duration(ben: &mut Bencher<'_>) {
let a = 5.std_days();
let b = 1.std_days();
let c = 2.std_seconds();
ben.iter(|| datetime!(2019-01-06 0:00) - a);
ben.iter(|| datetime!(2020-01-01 0:00) - b);
ben.iter(|| datetime!(2020-01-01 0:00:01) - c);
}
fn sub_assign_duration(ben: &mut Bencher<'_>) {
let a = 1.days();
let b = 1.seconds();
iter_batched_ref!(
ben,
|| datetime!(2019-01-01 0:00),
[
|datetime| *datetime -= a,
|datetime| *datetime -= b,
]
);
}
fn sub_assign_std_duration(ben: &mut Bencher<'_>) {
let a = 1.std_days();
let b = 1.std_seconds();
iter_batched_ref!(
ben,
|| datetime!(2019-01-01 0:00),
[
|datetime| *datetime -= a,
|datetime| *datetime -= b,
]
);
}
fn sub_datetime(ben: &mut Bencher<'_>) {
ben.iter(|| datetime!(2019-01-02 0:00) - datetime!(2019-01-01 0:00));
ben.iter(|| datetime!(2019-01-01 0:00) - datetime!(2019-01-02 0:00));
ben.iter(|| datetime!(2020-01-01 0:00) - datetime!(2019-12-31 0:00));
ben.iter(|| datetime!(2019-12-31 0:00) - datetime!(2020-01-01 0:00));
}
fn ord(ben: &mut Bencher<'_>) {
ben.iter(|| datetime!(2019-01-01 0:00).partial_cmp(&datetime!(2019-01-01 0:00)));
ben.iter(|| datetime!(2019-01-01 0:00).partial_cmp(&datetime!(2020-01-01 0:00)));
ben.iter(|| datetime!(2019-01-01 0:00).partial_cmp(&datetime!(2019-02-01 0:00)));
ben.iter(|| datetime!(2019-01-01 0:00).partial_cmp(&datetime!(2019-01-02 0:00)));
ben.iter(|| datetime!(2019-01-01 0:00).partial_cmp(&datetime!(2019-01-01 1:00)));
ben.iter(|| datetime!(2019-01-01 0:00).partial_cmp(&datetime!(2019-01-01 0:01)));
ben.iter(|| datetime!(2019-01-01 0:00).partial_cmp(&datetime!(2019-01-01 0:00:01)));
ben.iter(|| datetime!(2019-01-01 0:00).partial_cmp(&datetime!(2019-01-01 0:00:00.000_000_001)));
ben.iter(|| datetime!(2020-01-01 0:00).partial_cmp(&datetime!(2019-01-01 0:00)));
ben.iter(|| datetime!(2019-02-01 0:00).partial_cmp(&datetime!(2019-01-01 0:00)));
ben.iter(|| datetime!(2019-01-02 0:00).partial_cmp(&datetime!(2019-01-01 0:00)));
ben.iter(|| datetime!(2019-01-01 1:00).partial_cmp(&datetime!(2019-01-01 0:00)));
ben.iter(|| datetime!(2019-01-01 0:01).partial_cmp(&datetime!(2019-01-01 0:00)));
ben.iter(|| datetime!(2019-01-01 0:00:01).partial_cmp(&datetime!(2019-01-01 0:00)));
ben.iter(|| datetime!(2019-01-01 0:00:00.000_000_001).partial_cmp(&datetime!(2019-01-01 0:00)));
}
}
|
