54 lines
1.5 KiB
Rust
54 lines
1.5 KiB
Rust
//! read many sources
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#[macro_use]
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extern crate criterion;
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use criterion::Criterion;
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use ethers_core::rand;
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use ethers_solc::artifacts::Source;
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use rand::{distributions::Alphanumeric, Rng};
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use std::{
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fs::File,
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io::{BufWriter, Write},
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path::{Path, PathBuf},
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};
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fn read_all_benchmark(c: &mut Criterion) {
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let root = tempfile::tempdir().unwrap();
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let inputs = prepare_contracts(root.path(), 8);
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let mut group = c.benchmark_group("read many");
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group.sample_size(10);
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group.bench_function("sequential", |b| {
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b.iter(|| {
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Source::read_all(&inputs).unwrap();
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});
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});
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group.bench_function("parallel", |b| {
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b.iter(|| {
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Source::par_read_all(&inputs).unwrap();
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});
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});
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}
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fn prepare_contracts(root: &Path, num: usize) -> Vec<PathBuf> {
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let mut files = Vec::with_capacity(num);
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for _ in 0..num {
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let path = root.join(format!("file{}.sol", num));
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let f = File::create(&path).unwrap();
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let mut writer = BufWriter::new(f);
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let mut rng = rand::thread_rng();
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// let's assume a solidity file is between 2kb and 16kb
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let n: usize = rng.gen_range(2..17);
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let s: String = rng.sample_iter(&Alphanumeric).take(n * 1024).map(char::from).collect();
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writer.write_all(s.as_bytes()).unwrap();
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writer.flush().unwrap();
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files.push(path)
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}
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files
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}
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criterion_group!(benches, read_all_benchmark);
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criterion_main!(benches);
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