Skip to content

Improve benchmarking #45

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
JakeStanger merged 1 commit into from
Jul 31, 2025
Merged

Improve benchmarking #45

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
146 changes: 54 additions & 92 deletions benches/serde.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,26 +1,6 @@
use criterion::{black_box, criterion_group, criterion_main, Criterion};
use paste::paste;
use criterion::{criterion_group, criterion_main, Criterion, Throughput};
use serde::Deserialize;

macro_rules! generate_benches {
($(($test_name:ident, $test_type:ty)),+) => {
$(
paste! {
fn [<corn_ $test_name>](_: ()) -> bool {
let input = include_str!(concat!("../assets/inputs/", stringify!($test_name), ".corn"));
let output = corn::from_str::<$test_type>(&input);
output.is_ok()
}

fn [<json_ $test_name>](_: ()) -> bool {
let input = include_str!(concat!("../assets/outputs/json/", stringify!($test_name), ".json"));
let output = serde_json::from_str::<$test_type>(&input);
output.is_ok()
}
}
)+
};
}
use std::hint::black_box;

#[derive(Deserialize, Debug, PartialEq)]
struct Empty {}
Expand Down Expand Up @@ -413,78 +393,60 @@ struct ValueAfterTable {
qux: bool,
}

generate_benches!(
(array, Array),
(basic, Basic),
(basic_empty_let, Basic),
(boolean, Boolean),
(chained, Chained),
(chained_complex, ChainedComplex),
(char, Char),
(comment, Basic),
(compact, Compact),
(complex, Complex),
(complex_keys, ComplexKeys),
(environment_variable, Basic),
(float, Float),
(input, Input),
(input_references_input, Basic),
(integer, Integer),
(mixed_array, MixedArray),
(null, Null),
(object, Object),
(object_in_array, ObjectInArray),
(readme_example, ReadmeExample),
(string, String_),
(string_interpolation, Basic),
(value_after_table, ValueAfterTable),
(very_compact, Compact) // (basic_new_type_enum, BasicNewTypeEnum),
// (basic_unit_enum, BasicUnitEnum),
// (basic_new_type, BasicNewType),
// (bytes, Bytes),
// (chained_enum, ChainedEnum),
// (mixed_array_enum, MixedArrayEnum),
// (null_option, NullOption),
// (null_unit, NullUnit),
// (str, Str)
);
macro_rules! bench_case {
($group:expr, $name:literal, $input_file:literal, $output_type:ty) => {
let input = include_str!(concat!("../assets/inputs/", $input_file, ".corn"));
$group.throughput(Throughput::Bytes(input.len() as u64));
$group.bench_function($name, |b| {
b.iter(|| {
let result: Result<$output_type, _> = corn::from_str(black_box(input));
black_box(result.unwrap())
})
});
};
}

fn criterion_benchmark(c: &mut Criterion) {
macro_rules! bench {
($name:literal) => {{
let mut group = c.benchmark_group($name);

group.bench_function("corn", |b| b.iter(|| paste!([<corn_$name>])(black_box(()))));
group.bench_function("json", |b| b.iter(|| paste!([<json_$name>])(black_box(()))));
group.finish();
}};
}

bench!("array");
bench!("basic");
bench!("basic_empty_let");
bench!("boolean");
bench!("chained");
bench!("chained_complex");
bench!("char");
bench!("comment");
bench!("compact");
bench!("complex");
bench!("complex_keys");
bench!("environment_variable");
bench!("float");
bench!("input");
bench!("input_references_input");
bench!("integer");
bench!("mixed_array");
bench!("null");
bench!("object");
bench!("object_in_array");
bench!("readme_example");
bench!("string");
bench!("string_interpolation");
bench!("value_after_table");
bench!("very_compact");
let mut group = c.benchmark_group("corn_parsing");
group.sample_size(500);

bench_case!(group, "array", "array", Array);
bench_case!(group, "basic", "basic", Basic);
bench_case!(group, "basic_empty_let", "basic_empty_let", Basic);
bench_case!(group, "boolean", "boolean", Boolean);
bench_case!(group, "chained", "chained", Chained);
bench_case!(group, "chained_complex", "chained_complex", ChainedComplex);
bench_case!(group, "char", "char", Char);
bench_case!(group, "comment", "comment", Basic);
bench_case!(group, "compact", "compact", Compact);
bench_case!(group, "complex", "complex", Complex);
bench_case!(group, "complex_keys", "complex_keys", ComplexKeys);
bench_case!(group, "environment_variable", "environment_variable", Basic);
bench_case!(group, "float", "float", Float);
bench_case!(group, "input", "input", Input);
bench_case!(
group,
"input_references_input",
"input_references_input",
Basic
);
bench_case!(group, "integer", "integer", Integer);
bench_case!(group, "mixed_array", "mixed_array", MixedArray);
bench_case!(group, "null", "null", Null);
bench_case!(group, "object", "object", Object);
bench_case!(group, "object_in_array", "object_in_array", ObjectInArray);
bench_case!(group, "readme_example", "readme_example", ReadmeExample);
bench_case!(group, "string", "string", String_);
bench_case!(group, "string_interpolation", "string_interpolation", Basic);
bench_case!(
group,
"value_after_table",
"value_after_table",
ValueAfterTable
);
bench_case!(group, "very_compact", "very_compact", Compact);

group.finish();
}

criterion_group!(benches, criterion_benchmark);
Expand Down
Loading