You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
109 lines
2.9 KiB
109 lines
2.9 KiB
/*
|
|
* Copyright 2017 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.
|
|
*/
|
|
/*jshint esversion: 6 */
|
|
|
|
'use strict';
|
|
|
|
const $ = document.getElementById.bind(document);
|
|
|
|
class TestRunner {
|
|
constructor(runtimeSeconds, pausePlayIterationDelayMillis) {
|
|
this.runtimeSeconds = runtimeSeconds;
|
|
this.pausePlayIterationDelayMillis = pausePlayIterationDelayMillis;
|
|
this.elements = [];
|
|
this.peerConnections = [];
|
|
this.iteration = 0;
|
|
this.startTime;
|
|
}
|
|
|
|
addPeerConnection(elementType) {
|
|
const element = document.createElement(elementType);
|
|
element.autoplay = false;
|
|
$('body').appendChild(element);
|
|
let resolution;
|
|
if (elementType === 'video') {
|
|
resolution = {w: 300, h: 225};
|
|
} else if (elementType === 'audio') {
|
|
resolution = {w: -1, h: -1}; // -1 is interpreted as disabled
|
|
} else {
|
|
throw new Error('elementType must be one of "audio" or "video"');
|
|
}
|
|
this.elements.push(element);
|
|
this.peerConnections.push(
|
|
new PeerConnection(element, [resolution], cpuOveruseDetection));
|
|
}
|
|
|
|
runTest() {
|
|
let promises = this.peerConnections.map((conn) => conn.start());
|
|
Promise.all(promises)
|
|
.then(() => {
|
|
this.startTime = Date.now();
|
|
this.pauseAndPlayLoop();
|
|
})
|
|
.catch((e) => {throw e});
|
|
}
|
|
|
|
pauseAndPlayLoop() {
|
|
this.iteration++;
|
|
this.elements.forEach((feed) => {
|
|
if (Math.random() >= 0.5) {
|
|
feed.play();
|
|
} else {
|
|
feed.pause();
|
|
}
|
|
});
|
|
const status = this.getStatus();
|
|
$('status').textContent = status
|
|
if (status != 'ok-done') {
|
|
setTimeout(
|
|
() => {this.pauseAndPlayLoop()}, this.pausePlayIterationDelayMillis);
|
|
} else { // We're done. Pause all feeds.
|
|
this.elements.forEach((feed) => {
|
|
feed.pause();
|
|
});
|
|
}
|
|
}
|
|
|
|
getStatus() {
|
|
if (this.iteration == 0) {
|
|
return 'not-started';
|
|
}
|
|
try {
|
|
this.peerConnections.forEach((conn) => conn.verifyState());
|
|
} catch (e) {
|
|
return `failure: ${e.message}`;
|
|
}
|
|
const timeSpent = Date.now() - this.startTime;
|
|
if (timeSpent >= this.runtimeSeconds * 1000) {
|
|
return 'ok-done';
|
|
} else {
|
|
return `running, iteration: ${this.iteration}`;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Declare testRunner so that the Python code can access it to query status.
|
|
// Also allows us to access it easily in dev tools for debugging.
|
|
let testRunner;
|
|
// Set from the Python test runner
|
|
let cpuOveruseDetection = null;
|
|
let elementType;
|
|
|
|
function startTest(
|
|
runtimeSeconds, numPeerConnections, pausePlayIterationDelayMillis) {
|
|
testRunner = new TestRunner(
|
|
runtimeSeconds, pausePlayIterationDelayMillis);
|
|
for (let i = 0; i < numPeerConnections; i++) {
|
|
testRunner.addPeerConnection(elementType);
|
|
}
|
|
testRunner.runTest();
|
|
}
|
|
|
|
function getStatus() {
|
|
return testRunner ? testRunner.getStatus() : 'not-initialized';
|
|
}
|
|
|