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use criterion::{criterion_group, criterion_main, Criterion, Throughput};
use tenthash::{hash, TentHash};
//----
fn tent_hash_single_call(c: &mut Criterion) {
let benches = [
("10b_message", 10), // 10-byte input.
("100b_message", 100), // 100-byte input.
("1kb_message", 1000), // 1-kilobyte input.
("10kb_message", 10000), // 10-kilobyte input.
("100kb_message", 100000), // 100-kilobyte input.
("1mb_message", 1000000), // 1-megabyte input.
];
let mut group = c.benchmark_group("tent_hash");
for (name, data_size) in benches.iter() {
let data: Vec<u8> = b"abcdefghijklmnopqrstuvwxyz"
.iter()
.copied()
.cycle()
.take(*data_size)
.collect();
group.throughput(Throughput::Bytes(*data_size as u64));
group.bench_function(*name, |bench| {
bench.iter(|| {
let _ = hash(&data);
})
});
}
}
fn tent_hash_streaming(c: &mut Criterion) {
let benches = [
("10b_chunks", 10), // 10-byte chunks.
("100b_chunks", 100), // 100-byte chunks.
("1kb_chunks", 1000), // 1-kilobyte chunks.
("10kb_chunks", 10000), // 10-kilobyte chunks.
];
let mut group = c.benchmark_group("tent_hash_streaming");
for (name, chunk_size) in benches.iter() {
let data_size = 100000;
let data: Vec<u8> = b"abcdefghijklmnopqrstuvwxyz"
.iter()
.copied()
.cycle()
.take(data_size)
.collect();
group.throughput(Throughput::Bytes(data_size as u64));
group.bench_function(*name, |bench| {
bench.iter(|| {
let mut hash = TentHash::new();
for chunk in data.chunks(*chunk_size) {
hash.update(chunk);
}
hash.finalize();
})
});
}
}
//----
criterion_group!(benches, tent_hash_single_call, tent_hash_streaming);
criterion_main!(benches);
|
