oxedyne/fe2o3 — fe2o3_o3db_sync/benches/hash.rs

1.0 KiB, 5 runs

created by r1870400018:657, which is this file's identity for as long as the history lasts, whatever it is later renamed to

1	// To switch to nightly to run these benchmarks:
2	// > rustup override set nightly
3	// > clear;clear;cargo bench
4	// To switch back to stable:
5	// > rustup override set stable
6	//
7	// Run this with
8	// > cargo bench
9	#![feature(test)]
10	extern crate test;
11
12	use oxedyne_fe2o3_core::prelude::*;
13	use oxedyne_fe2o3_crypto::{
14	hash::HashScheme,
15	};
16
17	use test::Bencher;
18
19	const INPUT_LEN: usize = 32;
20	const CRYPTO_HASH_LEN: usize = 32;
21
22	fn gen_input() -> [u8; INPUT_LEN] {
23	[42u8; INPUT_LEN]
24	}
25
26	#[bench]
27	fn bench_seahash(b: &mut Bencher) -> Result<()> {
28	let input = gen_input();
29	b.iter(\|\| {
30	test::black_box({
31	let hash = seahash::hash(&input);
32	hash.to_be_bytes();
33	});
34	});
35	Ok(())
36	}
37
38	#[bench]
39	fn bench_sha_256(b: &mut Bencher) -> Result<()> {
40	let input = gen_input();
41	let mut output = [0u8; CRYPTO_HASH_LEN];
42	b.iter(\|\| {
43	test::black_box({
44	let mut hasher = HashScheme::new_sha3_256();
45	hasher.update(&input);
46	hasher.finalize(&mut output);
47	});
48	});
49	Ok(())
50	}