| <!doctype html> |
| <!-- |
| Copyright 2018 The Chromium Authors. All rights reserved. |
| Use of this source code is governed by a BSD-style license that can be |
| found in the LICENSE file. |
| --> |
| |
| <html> |
| <script> |
| let done = false; |
| let index; |
| let numberOfWorkers; |
| let closeWorker; |
| let allocationsPerWorker; |
| |
| function spawnWorker() { |
| if (index === numberOfWorkers) { |
| done = true; |
| document.getElementById("counter").innerHTML = "Done"; |
| return; |
| } |
| let worker = new Worker("worker.js"); |
| worker.postMessage({ |
| index: index, |
| closeWorker: closeWorker, |
| allocationsPerWorker: allocationsPerWorker}); |
| document.getElementById("counter").innerHTML = |
| "Spawned " + index + " workers."; |
| ++index; |
| worker.onmessage = spawnWorker; |
| } |
| |
| function go() { |
| index = 0; |
| numberOfWorkers = parseInt(document.getElementById("numberOfWorkers").value); |
| closeWorker = document.getElementById("closeWorker").checked; |
| allocationsPerWorker = |
| parseInt(document.getElementById("allocationsPerWorker").value) * |
| 1024 * 1024; |
| spawnWorker(); |
| } |
| |
| function onLoad() { |
| let url = window.document.URL; |
| let workers = url.match(/workers=(\d+)/); |
| if (workers) { |
| document.getElementById("numberOfWorkers").value = workers[1]; |
| } |
| let allocations = url.match(/allocations=(\d+)/); |
| if (allocations) { |
| document.getElementById("allocationsPerWorker").value = allocations[1]; |
| } |
| if (url.indexOf("close=0") >= 0) { |
| document.getElementById("closeWorker").checked = false; |
| } |
| if (url.indexOf("auto=1") >= 0) { |
| go(); |
| } |
| } |
| |
| </script> |
| <body onload="onLoad()"> |
| <div> |
| Number of workers: |
| <input type="text" id="numberOfWorkers" value="1000" size="3"></input> |
| </div> |
| <div> |
| Allocations per worker in MB: |
| <input type="text" id="allocationsPerWorker" value="5" size="3"></input> |
| </div> |
| <div> |
| <input type="checkbox" id="closeWorker" checked> |
| Call <b>close()</b> on Worker |
| </div> |
| <div> |
| <button onclick="go()">Go</button> |
| </div> |
| <p id="counter"></p> |
| </body> |
| </html> |
