benchmark: add more thorough timers benchmarks

Refs: https://github.com/nodejs/node/issues/9493
PR-URL: https://github.com/nodejs/node/pull/10925
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Trevor Norris <trev.norris@gmail.com>
This commit is contained in:
Jeremiah Senkpiel 2017-01-20 16:16:26 -05:00
parent b19334e566
commit c74e6fe651
5 changed files with 126 additions and 0 deletions

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'use strict';
var common = require('../common.js');
var assert = require('assert');
var bench = common.createBenchmark(main, {
thousands: [500],
});
function main(conf) {
var iterations = +conf.thousands * 1e3;
var timer = setTimeout(() => {}, 1);
for (var i = 0; i < iterations; i++) {
setTimeout(cb, 1);
}
var next = timer._idlePrev;
clearTimeout(timer);
bench.start();
for (var j = 0; j < iterations; j++) {
timer = next;
next = timer._idlePrev;
clearTimeout(timer);
}
bench.end(iterations / 1e3);
}
function cb() {
assert(false, 'Timer should not call callback');
}

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'use strict';
var common = require('../common.js');
var assert = require('assert');
var bench = common.createBenchmark(main, {
thousands: [100],
});
function main(conf) {
var iterations = +conf.thousands * 1e3;
var timersList = [];
for (var i = 0; i < iterations; i++) {
timersList.push(setTimeout(cb, i + 1));
}
bench.start();
for (var j = 0; j < iterations + 1; j++) {
clearTimeout(timersList[j]);
}
bench.end(iterations / 1e3);
}
function cb() {
assert(false, 'Timer ' + this._idleTimeout + ' should not call callback');
}

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'use strict';
var common = require('../common.js');
var bench = common.createBenchmark(main, {
thousands: [500],
});
function main(conf) {
var iterations = +conf.thousands * 1e3;
bench.start();
for (var i = 0; i < iterations; i++) {
setTimeout(() => {}, 1);
}
bench.end(iterations / 1e3);
}

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'use strict';
var common = require('../common.js');
var assert = require('assert');
var bench = common.createBenchmark(main, {
thousands: [100],
});
function main(conf) {
var iterations = +conf.thousands * 1e3;
var timersList = [];
bench.start();
for (var i = 0; i < iterations; i++) {
timersList.push(setTimeout(cb, i + 1));
}
bench.end(iterations / 1e3);
for (var j = 0; j < iterations + 1; j++) {
clearTimeout(timersList[j]);
}
}
function cb() {
assert(false, 'Timer ' + this._idleTimeout + ' should not call callback');
}

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'use strict';
var common = require('../common.js');
var bench = common.createBenchmark(main, {
thousands: [500],
});
function main(conf) {
var iterations = +conf.thousands * 1e3;
var count = 0;
for (var i = 0; i < iterations; i++) {
setTimeout(cb, 1);
}
bench.start();
function cb() {
count++;
if (count === iterations)
bench.end(iterations / 1e3);
}
}