//! Testing `FrequencyMap` performance.
// Any copyright is dedicated to the Public Domain.
// http://creativecommons.org/publicdomain/zero/1.0/

#![feature(test)]

extern crate rand;
extern crate rayon;
extern crate test;
extern crate xdlol;

use xdlol::statistics::FrequencyMap;
use test::Bencher;
use rand::random;
use rayon::iter::{IntoParallelRefIterator, ParallelIterator};

#[bench]
fn bench_frequency_map_collect_10k(b: &mut Bencher) {
    let mut test_data: Vec<i64> = vec![];
    for _ in 0..10000 {
        test_data.push(random::<i64>());
    }
    b.iter(|| {
        let _freq_map: FrequencyMap<i64, u64> = test_data.iter().cloned().collect();
    });
}

#[bench]
fn bench_frequency_map_collect_20k(b: &mut Bencher) {
    let mut test_data: Vec<i64> = vec![];
    for _ in 0..20000 {
        test_data.push(random::<i64>());
    }
    b.iter(|| {
        let _freq_map: FrequencyMap<i64, u64> = test_data.iter().cloned().collect();
    });
}