31 lines
997 B
Rust
31 lines
997 B
Rust
use adler32::RollingAdler32;
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use criterion::{criterion_group, criterion_main, BenchmarkId, Criterion, Throughput};
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use humansize::{file_size_opts, FileSize};
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use rand::Rng;
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fn bench_update_buffer(c: &mut Criterion) {
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let mut rng = rand::thread_rng();
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let mut group = c.benchmark_group("update_buffer");
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for &size in [512, 100 * 1024].iter() {
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let mut adler = RollingAdler32::new();
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let formatted_size = size.file_size(file_size_opts::BINARY).unwrap();
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let in_bytes = {
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let mut in_bytes = vec![0u8; size];
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rng.fill(&mut in_bytes[..]);
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in_bytes
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};
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group.throughput(Throughput::Bytes(size as u64));
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group.bench_with_input(
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BenchmarkId::from_parameter(formatted_size),
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&in_bytes,
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|b, data| {
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b.iter(|| adler.update_buffer(data));
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},
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);
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}
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}
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criterion_group!(bench_default, bench_update_buffer);
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criterion_main!(bench_default);
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