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use criterion::black_box;
use criterion::criterion_group;
use criterion::criterion_main;
use criterion::Criterion;
use criterion::Fun;
use unic_langid_impl::subtags;
use unic_langid_impl::LanguageIdentifier;
static STRINGS: &[&str] = &[
"en-US",
"en-GB",
"es-AR",
"it",
"zh-Hans-CN",
"de-AT",
"pl",
"fr-FR",
"de-AT",
"sr-Cyrl-SR",
"nb-NO",
"fr-FR",
"mk",
"uk",
"en-US",
"en-GB",
"es-AR",
"th",
"de",
"zh-Cyrl-HN",
"en-Latn-US",
];
fn language_identifier_construct_bench(c: &mut Criterion) {
let langids: Vec<LanguageIdentifier> = STRINGS
.iter()
.map(|s| -> LanguageIdentifier { s.parse().unwrap() })
.collect();
let funcs = vec![
Fun::new("from_str", |b, _| {
b.iter(|| {
for s in STRINGS {
let _: Result<LanguageIdentifier, _> = black_box(s).parse();
}
})
}),
Fun::new("from_bytes", |b, _| {
let slices: Vec<&[u8]> = STRINGS.iter().map(|s| s.as_bytes()).collect();
b.iter(|| {
for s in &slices {
let _ = LanguageIdentifier::from_bytes(black_box(s));
}
})
}),
Fun::new("from_parts", |b, langids: &Vec<LanguageIdentifier>| {
let entries: Vec<(
subtags::Language,
Option<subtags::Script>,
Option<subtags::Region>,
Vec<subtags::Variant>,
)> = langids
.iter()
.cloned()
.map(|langid| langid.into_parts())
.collect();
b.iter(|| {
for (language, script, region, variants) in &entries {
let _ = LanguageIdentifier::from_parts(
language.clone(),
script.clone(),
region.clone(),
variants,
);
}
})
}),
];
c.bench_functions("language_identifier_construct", funcs, langids);
}
criterion_group!(benches, language_identifier_construct_bench,);
criterion_main!(benches);
|
