Merge pull request #363 from quodlibetor/use-criterion-benchmarks
switch to using criterion for benchmarks
This commit is contained in:
commit
596aa19104
|
@ -8,6 +8,12 @@ Chrono obeys the principle of [Semantic Versioning](http://semver.org/).
|
|||
There were/are numerous minor versions before 1.0 due to the language changes.
|
||||
Versions with only mechanical changes will be omitted from the following list.
|
||||
|
||||
## next
|
||||
|
||||
### Internal improvements
|
||||
|
||||
* Use Criterion for benchmarks (@quodlibetor)
|
||||
|
||||
## 0.4.10
|
||||
|
||||
### Improvements
|
||||
|
|
10
Cargo.toml
10
Cargo.toml
|
@ -48,6 +48,7 @@ serde_derive = { version = "1", default-features = false }
|
|||
bincode = { version = "0.8.0" }
|
||||
num-iter = { version = "0.1.35", default-features = false }
|
||||
doc-comment = "0.3"
|
||||
criterion = "0.3"
|
||||
|
||||
[target.'cfg(all(target_arch = "wasm32", not(target_os = "emscripten")))'.dev-dependencies]
|
||||
wasm-bindgen-test = "0.2"
|
||||
|
@ -57,3 +58,12 @@ all-features = true
|
|||
|
||||
[package.metadata.playground]
|
||||
all-features = true
|
||||
|
||||
[[bench]]
|
||||
name = "parsing"
|
||||
harness = false
|
||||
|
||||
[[bench]]
|
||||
name = "serde"
|
||||
harness = false
|
||||
required-features = ["serde"]
|
||||
|
|
|
@ -0,0 +1,62 @@
|
|||
extern crate chrono;
|
||||
extern crate criterion;
|
||||
|
||||
use criterion::{black_box, criterion_group, criterion_main, Criterion};
|
||||
|
||||
use chrono::prelude::*;
|
||||
use chrono::{Utc, FixedOffset, DateTime};
|
||||
|
||||
fn bench_datetime_parse_from_rfc2822(c: &mut Criterion) {
|
||||
c.bench_function("bench_datetime_parse_from_rfc2822", |b| {
|
||||
b.iter(|| {
|
||||
let str = black_box("Wed, 18 Feb 2015 23:16:09 +0000");
|
||||
DateTime::parse_from_rfc2822(str).unwrap()
|
||||
})
|
||||
});
|
||||
}
|
||||
|
||||
fn bench_datetime_parse_from_rfc3339(c: &mut Criterion) {
|
||||
c.bench_function("bench_datetime_parse_from_rfc3339", |b| {
|
||||
b.iter(|| {
|
||||
let str = black_box("2015-02-18T23:59:60.234567+05:00");
|
||||
DateTime::parse_from_rfc3339(str).unwrap()
|
||||
})
|
||||
});
|
||||
}
|
||||
|
||||
fn bench_datetime_from_str(c: &mut Criterion) {
|
||||
c.bench_function("bench_datetime_from_str", |b| {
|
||||
b.iter(|| {
|
||||
use std::str::FromStr;
|
||||
let str = black_box("2019-03-30T18:46:57.193Z");
|
||||
DateTime::<Utc>::from_str(str).unwrap()
|
||||
})
|
||||
});
|
||||
}
|
||||
|
||||
fn bench_datetime_to_rfc2822(c: &mut Criterion) {
|
||||
let pst = FixedOffset::east(8 * 60 * 60);
|
||||
let dt = pst.ymd(2018, 1, 11).and_hms_nano(10, 5, 13, 084_660_000);
|
||||
c.bench_function("bench_datetime_to_rfc2822", |b| {
|
||||
b.iter(|| black_box(dt).to_rfc2822())
|
||||
});
|
||||
}
|
||||
|
||||
fn bench_datetime_to_rfc3339(c: &mut Criterion) {
|
||||
let pst = FixedOffset::east(8 * 60 * 60);
|
||||
let dt = pst.ymd(2018, 1, 11).and_hms_nano(10, 5, 13, 084_660_000);
|
||||
c.bench_function("bench_datetime_to_rfc3339", |b| {
|
||||
b.iter(|| black_box(dt).to_rfc3339())
|
||||
});
|
||||
}
|
||||
|
||||
criterion_group!(
|
||||
benches,
|
||||
bench_datetime_parse_from_rfc2822,
|
||||
bench_datetime_parse_from_rfc3339,
|
||||
bench_datetime_from_str,
|
||||
bench_datetime_to_rfc2822,
|
||||
bench_datetime_to_rfc3339
|
||||
);
|
||||
|
||||
criterion_main!(benches);
|
|
@ -0,0 +1,30 @@
|
|||
extern crate chrono;
|
||||
extern crate criterion;
|
||||
|
||||
use criterion::{black_box, criterion_group, criterion_main, Criterion};
|
||||
|
||||
use chrono::NaiveDateTime;
|
||||
|
||||
fn bench_ser_naivedatetime_string(c: &mut Criterion) {
|
||||
c.bench_function("bench_ser_naivedatetime_string", |b| {
|
||||
let dt: NaiveDateTime = "2000-01-01T00:00:00".parse().unwrap();
|
||||
b.iter(|| {
|
||||
black_box(serde_json::to_string(&dt)).unwrap();
|
||||
});
|
||||
});
|
||||
}
|
||||
|
||||
fn bench_ser_naivedatetime_writer(c: &mut Criterion) {
|
||||
c.bench_function("bench_ser_naivedatetime_writer", |b| {
|
||||
let mut s: Vec<u8> = Vec::with_capacity(20);
|
||||
let dt: NaiveDateTime = "2000-01-01T00:00:00".parse().unwrap();
|
||||
b.iter(|| {
|
||||
let s = &mut s;
|
||||
s.clear();
|
||||
black_box(serde_json::to_writer(s, &dt)).unwrap();
|
||||
});
|
||||
});
|
||||
}
|
||||
|
||||
criterion_group!(benches, bench_ser_naivedatetime_writer, bench_ser_naivedatetime_string);
|
||||
criterion_main!(benches);
|
Loading…
Reference in New Issue