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use criterion::{criterion_group, criterion_main, BenchmarkId, Criterion};
use dateparser::parse;
use lazy_static::lazy_static;
lazy_static! {
static ref SELECTED: Vec<&'static str> = vec![
"1511648546", // unix_timestamp
"2017-11-25T22:34:50Z", // rfc3339
"Wed, 02 Jun 2021 06:31:39 GMT", // rfc2822
"2019-11-29 08:08:05-08", // postgres_timestamp
"2021-04-30 21:14:10", // ymd_hms
"2017-11-25 13:31:15 PST", // ymd_hms_z
"2021-02-21", // ymd
"2021-02-21 PST", // ymd_z
"4:00pm", // hms
"6:00 AM PST", // hms_z
"May 27 02:45:27", // month_md_hms
"May 8, 2009 5:57:51 PM", // month_mdy_hms
"May 02, 2021 15:51 UTC", // month_mdy_hms_z
"2021-Feb-21", // month_ymd
"May 25, 2021", // month_mdy
"14 May 2019 19:11:40.164", // month_dmy_hms
"1 July 2013", // month_dmy
"03/19/2012 10:11:59", // slash_mdy_hms
"08/21/71", // slash_mdy
"2012/03/19 10:11:59", // slash_ymd_hms
"2014/3/31", // slash_ymd
"2014.03.30", // dot_mdy_or_ymd
"171113 14:14:20", // mysql_log_timestamp
"2014年04月08日11时25分18秒", // chinese_ymd_hms
"2014年04月08日", // chinese_ymd
];
}
fn bench_parse_all(c: &mut Criterion) {
c.bench_with_input(
BenchmarkId::new("parse_all", "accepted_formats"),
&SELECTED,
|b, all| {
b.iter(|| {
for date_str in all.iter() {
let _ = parse(*date_str);
}
})
},
);
}
fn bench_parse_each(c: &mut Criterion) {
let mut group = c.benchmark_group("parse_each");
for date_str in SELECTED.iter() {
group.bench_with_input(*date_str, *date_str, |b, input| b.iter(|| parse(input)));
}
group.finish();
}
criterion_group!(benches, bench_parse_all, bench_parse_each);
criterion_main!(benches);
|
