65 lines
2.1 KiB
Rust
65 lines
2.1 KiB
Rust
// This file is part of ICU4X. For terms of use, please see the file
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// called LICENSE at the top level of the ICU4X source tree
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// (online at: https://github.com/unicode-org/icu4x/blob/main/LICENSE ).
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// This file was adapted from https://github.com/zbraniecki/tinystr
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mod common;
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use common::*;
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use criterion::black_box;
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use criterion::criterion_group;
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use criterion::criterion_main;
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use criterion::Bencher;
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use criterion::Criterion;
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use tinystr::TinyAsciiStr;
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fn construct_from_str(c: &mut Criterion) {
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macro_rules! cfs {
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($r:ty, $inputs:expr) => {
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|b: &mut Bencher| {
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b.iter(|| {
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for s in $inputs {
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let _: $r = black_box(s.parse().unwrap());
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}
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})
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}
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};
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}
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bench_block!(c, "construct_from_str", cfs);
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}
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fn construct_from_bytes(c: &mut Criterion) {
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macro_rules! cfu {
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($r:ty, $inputs:expr) => {
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|b| {
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let raw: Vec<&[u8]> = $inputs.iter().map(|s| s.as_bytes()).collect();
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b.iter(move || {
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for u in &raw {
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let _ = black_box(<$r>::from_bytes(*u).unwrap());
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}
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})
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}
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};
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}
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let mut group4 = c.benchmark_group("construct_from_bytes/4");
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group4.bench_function("TinyAsciiStr<4>", cfu!(TinyAsciiStr<4>, STRINGS_4));
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group4.bench_function("TinyAsciiStr<8>", cfu!(TinyAsciiStr<8>, STRINGS_4));
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group4.bench_function("TinyAsciiStr<16>", cfu!(TinyAsciiStr<16>, STRINGS_4));
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group4.finish();
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let mut group8 = c.benchmark_group("construct_from_bytes/8");
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group8.bench_function("TinyAsciiStr<8>", cfu!(TinyAsciiStr<8>, STRINGS_8));
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group8.bench_function("TinyAsciiStr<16>", cfu!(TinyAsciiStr<16>, STRINGS_8));
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group8.finish();
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let mut group16 = c.benchmark_group("construct_from_bytes/16");
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group16.bench_function("TinyAsciiStr<16>", cfu!(TinyAsciiStr<16>, STRINGS_16));
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group16.finish();
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}
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criterion_group!(benches, construct_from_str, construct_from_bytes,);
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criterion_main!(benches);
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