'use strict';

var common = require('../common.js');

var bench = common.createBenchmark(main, {

n: [100000]

});

function main(conf) {

// Using internal/freelist requires node to be run with --expose_internals

// switch. common.js will do that when calling main(), so we require

// this module here

const FreeList = require('internal/freelist').FreeList;

var n = conf.n;

var poolSize = 1000;

var list = new FreeList('test', poolSize, Object);

var i;

var j;

var used = [];

// First, alloc `poolSize` items

for (j = 0; j < poolSize; j++) {

used.push(list.alloc());

}

bench.start();

for (i = 0; i < n; i++) {

// Return all the items to the pool

for (j = 0; j < poolSize; j++) {

list.free(used[j]);

}

// Re-alloc from pool

for (j = 0; j < poolSize; j++) {

list.alloc();

}

}

bench.end(n);

}