lighthouse/eth2/utils/ssz/benches/benches.rs

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#[macro_use]
extern crate criterion;
use criterion::black_box;
use criterion::{Benchmark, Criterion};
use ssz::{Decode, Encode};
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use ssz_derive::{Decode, Encode};
#[derive(Clone, Copy, Encode, Decode)]
pub struct FixedLen {
a: u64,
b: u64,
c: u64,
d: u64,
}
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fn criterion_benchmark(c: &mut Criterion) {
let n = 8196;
let vec: Vec<u64> = vec![4242; 8196];
c.bench(
&format!("vec_of_{}_u64", n),
Benchmark::new("as_ssz_bytes", move |b| {
b.iter_with_setup(|| vec.clone(), |vec| black_box(vec.as_ssz_bytes()))
})
.sample_size(100),
);
let vec: Vec<u64> = vec![4242; 8196];
let bytes = vec.as_ssz_bytes();
c.bench(
&format!("vec_of_{}_u64", n),
Benchmark::new("from_ssz_bytes", move |b| {
b.iter_with_setup(
|| bytes.clone(),
|bytes| {
let vec: Vec<u64> = Vec::from_ssz_bytes(&bytes).unwrap();
black_box(vec)
},
)
})
.sample_size(100),
);
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let fixed_len = FixedLen {
a: 42,
b: 42,
c: 42,
d: 42,
};
let fixed_len_vec: Vec<FixedLen> = vec![fixed_len; 8196];
let vec = fixed_len_vec.clone();
c.bench(
&format!("vec_of_{}_struct", n),
Benchmark::new("as_ssz_bytes", move |b| {
b.iter_with_setup(|| vec.clone(), |vec| black_box(vec.as_ssz_bytes()))
})
.sample_size(100),
);
let vec = fixed_len_vec.clone();
let bytes = vec.as_ssz_bytes();
c.bench(
&format!("vec_of_{}_struct", n),
Benchmark::new("from_ssz_bytes", move |b| {
b.iter_with_setup(
|| bytes.clone(),
|bytes| {
let vec: Vec<u64> = Vec::from_ssz_bytes(&bytes).unwrap();
black_box(vec)
},
)
})
.sample_size(100),
);
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}
criterion_group!(benches, criterion_benchmark);
criterion_main!(benches);