Cargo.toml

[package]

name = "map"
version = "0.0.0"
authors = ["Jorge Aparicio <[email protected]>"]

[dependencies.criterion]
git = "https://github.com/japaric/criterion.rs"

main.rs

extern crate criterion;

use criterion::Criterion;
use std::collections::{HashMap, TreeMap};
use std::time::duration::Duration;

const SIZES: &'static [uint] = &[100, 1_000, 10_000, 100_000, 1_000_000];

fn main() {
    Criterion::default().
        //measurement_time(Duration::seconds(60)).
        bench("ayosec", |b| {
            let mut map = HashMap::new();
            let mut key = 0u;

            b.iter(|| {
                key = key + 1;
                map.insert(key, 0u);

                if key > 100 && key % 10 == 0 {
                    let r = key - 17;
                    map.remove(&r);
                    map.insert(key + 13, 1);
                    map.insert(key + 11, 1);
                }
            })
        }).
        bench_with_inputs("hashmap", |b, &n| {
            // Start with a map filled with N elements
            let mut m: HashMap<_, _> = range(0, n).map(|i| (i, 0u)).collect();
            let idx = n + 1;

            b.iter(|| {
                m.insert(idx, 0u);
                m.remove(&idx);
            })
        }, SIZES).
        bench_with_inputs("treemap", |b, &n| {
            // Start with a map filled with N elements
            let mut m: TreeMap<_, _> = range(0, n).map(|i| (i, 0u)).collect();
            let idx = n + 1;

            b.iter(|| {
                m.insert(idx, 0u);
                m.remove(&idx);
            })
        }, SIZES);
}