new_vec_benchmark.rs

use criterion::{criterion_group, criterion_main, Criterion};

fn new_with_push(name: &str) -> Vec<&str> {
    let mut v = Vec::new();
    v.push(name);
    v
}

fn new_with_macro(name: &str) -> Vec<&str> {
    vec![name]
}

fn bench_new_vecs(c: &mut Criterion) {
    let mut group = c.benchmark_group("singleton ve");
    let name = "content";
    group.bench_function("push", |b| b.iter(|| new_with_push(name)));
    group.bench_function("vec!", |b| b.iter(|| new_with_macro(name)));
    group.finish();
}

criterion_group!(benches, bench_new_vecs);
criterion_main!(benches);