benches: group unchanged/modified/reversed-line diffs together

Criterion can summarize the grouped benchmarks, which seemed somewhat useful.
This commit is contained in:
Yuya Nishihara 2023-03-27 17:38:58 +09:00
parent 0087f988f7
commit 75988118d3

View file

@ -1,4 +1,4 @@
use criterion::{criterion_group, criterion_main, Criterion};
use criterion::{criterion_group, criterion_main, BenchmarkId, Criterion};
use jujutsu_lib::diff;
fn unchanged_lines(count: usize) -> (String, String) {
@ -29,46 +29,26 @@ fn reversed_lines(count: usize) -> (String, String) {
(left_lines.join(""), right_lines.join(""))
}
fn bench_diff_1k_unchanged_lines(c: &mut Criterion) {
let (left, right) = unchanged_lines(1000);
c.bench_function("bench_diff_1k_unchanged_lines", |b| {
b.iter(|| diff::diff(left.as_bytes(), right.as_bytes()))
});
}
fn bench_diff_10k_unchanged_lines(c: &mut Criterion) {
let (left, right) = unchanged_lines(10000);
c.bench_function("bench_diff_10k_unchanged_lines", |b| {
b.iter(|| diff::diff(left.as_bytes(), right.as_bytes()))
});
}
fn bench_diff_1k_modified_lines(c: &mut Criterion) {
let (left, right) = modified_lines(1000);
c.bench_function("bench_diff_1k_modified_lines", |b| {
b.iter(|| diff::diff(left.as_bytes(), right.as_bytes()))
});
}
fn bench_diff_10k_modified_lines(c: &mut Criterion) {
let (left, right) = modified_lines(10000);
c.bench_function("bench_diff_10k_modified_lines", |b| {
b.iter(|| diff::diff(left.as_bytes(), right.as_bytes()))
});
}
fn bench_diff_1k_lines_reversed(c: &mut Criterion) {
let (left, right) = reversed_lines(1000);
c.bench_function("bench_diff_1k_lines_reversed", |b| {
b.iter(|| diff::diff(left.as_bytes(), right.as_bytes()))
});
}
fn bench_diff_10k_lines_reversed(c: &mut Criterion) {
let (left, right) = reversed_lines(10000);
c.bench_function("bench_diff_10k_lines_reversed", |b| {
b.iter(|| diff::diff(left.as_bytes(), right.as_bytes()))
});
fn bench_diff_lines(c: &mut Criterion) {
let mut group = c.benchmark_group("bench_diff_lines");
for count in [1000, 10000] {
let label = format!("{}k", count / 1000);
group.bench_with_input(
BenchmarkId::new("unchanged", &label),
&unchanged_lines(count),
|b, (left, right)| b.iter(|| diff::diff(left.as_bytes(), right.as_bytes())),
);
group.bench_with_input(
BenchmarkId::new("modified", &label),
&modified_lines(count),
|b, (left, right)| b.iter(|| diff::diff(left.as_bytes(), right.as_bytes())),
);
group.bench_with_input(
BenchmarkId::new("reversed", &label),
&reversed_lines(count),
|b, (left, right)| b.iter(|| diff::diff(left.as_bytes(), right.as_bytes())),
);
}
}
fn bench_diff_git_git_read_tree_c(c: &mut Criterion) {
@ -218,14 +198,5 @@ int main(int argc, char **argv)
});
}
criterion_group!(
benches,
bench_diff_1k_unchanged_lines,
bench_diff_10k_unchanged_lines,
bench_diff_1k_modified_lines,
bench_diff_10k_modified_lines,
bench_diff_1k_lines_reversed,
bench_diff_10k_lines_reversed,
bench_diff_git_git_read_tree_c,
);
criterion_group!(benches, bench_diff_lines, bench_diff_git_git_read_tree_c,);
criterion_main!(benches);