зеркало из https://github.com/mozilla/gecko-dev.git
Bug 1524026 - part 2 : add test. r=padenot,smaug
Differential Revision: https://phabricator.services.mozilla.com/D18408 --HG-- extra : moz-landing-system : lando
This commit is contained in:
Alastor Wu
Родитель
0d138f528c
Коммит
9b9c5c38d9
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@ -728,6 +728,8 @@ skip-if = android_version >= '23' # bug 1424903
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skip-if = android_version >= '23' # bug 1424903
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[test_autoplay_policy_web_audio_mediaElementAudioSourceNode.html]
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skip-if = android_version >= '23' # bug 1424903
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[test_autoplay_policy_web_audio_AudioParamStream.html]
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skip-if = android_version >= '23' # bug 1424903
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[test_buffered.html]
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skip-if = android_version == '22' # bug 1308388, android(bug 1232305)
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[test_bug448534.html]
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@ -0,0 +1,170 @@
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<!DOCTYPE HTML>
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<html>
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<head>
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<title>Autoplay policy test : suspend/resume the AudioParam's stream</title>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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<script type="text/javascript" src="manifest.js"></script>
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</head>
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<body>
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<script>
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/**
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* This test is used to ensure the AudioParam's stream can be suspended/resumed
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* by AudioContext.
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*/
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SimpleTest.waitForExplicitFinish();
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(async function testSuspendAndResumeAudioParamStreams() {
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await setupTestPreferences();
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info(`- create the AudioContext -`);
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createAudioContext();
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info(`- the AudioContext is not allowed to start in beginning -`);
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await audioContextShouldBeBlocked();
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info(`- connect AudioScheduledSourceNode to the AudioParam and start AudioScheduledSourceNode, the AudioParam's stream should be suspended in the beginning -`)
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let audioParamsArr = await connectAudioScheduledSourceNodeToAudioParams();
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info(`- the AudioContext and the AudioParam's stream should be resumed -`);
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await audioContextAndAudioParamStreamsShouldBeResumed(audioParamsArr);
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info(`- suspend the AudioContext which should also suspend the AudioParam's stream -`);
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await suspendAudioContextAndAudioParamStreams(audioParamsArr);
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endTest();
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})();
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/**
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* Test utility functions
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*/
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function setupTestPreferences() {
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return SpecialPowers.pushPrefEnv({"set": [
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["media.autoplay.default", SpecialPowers.Ci.nsIAutoplay.BLOCKED],
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["media.autoplay.enabled.user-gestures-needed", true],
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["media.autoplay.block-webaudio", true],
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["media.autoplay.block-event.enabled", true],
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]});
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}
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function createAudioContext() {
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window.ac = new AudioContext();
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ac.allowedToStart = new Promise(resolve => {
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ac.addEventListener("statechange", function() {
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if (ac.state === "running") {
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resolve();
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}
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}, {once: true});
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});
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ac.notAllowedToStart = new Promise(resolve => {
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ac.addEventListener("blocked", async function() {
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resolve();
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}, {once: true});
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});
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}
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async function audioContextShouldBeBlocked() {
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await ac.notAllowedToStart;
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is(ac.state, "suspended", `AudioContext is blocked.`);
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}
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function createAudioParams(nodeType) {
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switch (nodeType) {
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case "audioBufferSource":
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let buffer = ac.createBufferSource();
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return [buffer.playbackRate, buffer.detune];
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case "biquadFilter":
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let bf = ac.createBiquadFilter();
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return [bf.frequency, bf.detune, bf.Q, bf.gain];
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case "constantSource":
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return [ac.createConstantSource().offset];
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case "dynamicsCompressor":
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let dc = ac.createDynamicsCompressor();
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return [dc.threshold, dc.knee, dc.ratio, dc.attack, dc.release];
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case "delay":
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return [ac.createDelay(5.0).delayTime];
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case "gain":
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return [ac.createGain().gain];
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case "oscillator":
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let osc = ac.createOscillator();
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return [osc.frequency, osc.detune];
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case "panner":
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let panner = ac.createPanner();
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return [panner.positionX, panner.positionY, panner.positionZ,
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panner.orientationX, panner.orientationY, panner.orientationZ];
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case "stereoPanner":
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return [ac.createStereoPanner().pan];
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default:
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ok(false, `non-defined node type ${nodeType}.`);
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return;
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}
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}
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function createAudioParamArrWithName(nodeType) {
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let audioParamsArr = createAudioParams(nodeType);
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for (let audioParam of audioParamsArr) {
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audioParam.name = nodeType;
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}
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return audioParamsArr;
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}
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function createAllAudioParamsFromDifferentAudioNode() {
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const NodesWithAudioParam =
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["audioBufferSource", "biquadFilter", "constantSource", "delay",
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"dynamicsCompressor", "gain", "oscillator", "panner", "stereoPanner"];
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let audioParamsArr = [];
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for (let nodeType of NodesWithAudioParam) {
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audioParamsArr = audioParamsArr.concat(createAudioParamArrWithName(nodeType));
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}
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ok(audioParamsArr.length >= NodesWithAudioParam.length,
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`Length of AudioParam array (${audioParamsArr.length}) is longer than the "
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"length of node type array (${NodesWithAudioParam.length}).`);
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return audioParamsArr;
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}
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function connectAudioScheduledSourceNodeToAudioParams() {
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let osc = ac.createOscillator();
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let audioParamsArr = createAllAudioParamsFromDifferentAudioNode();
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for (let audioParam of audioParamsArr) {
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osc.connect(audioParam);
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ok(SpecialPowers.wrap(audioParam).isStreamSuspended,
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`(${audioParam.name}) audioParam's stream has been suspended.`);
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}
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// simulate user gesture in order to start video.
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SpecialPowers.wrap(document).notifyUserGestureActivation();
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osc.start();
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return audioParamsArr;
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}
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async function audioContextAndAudioParamStreamsShouldBeResumed(audioParamsArr) {
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await ac.allowedToStart;
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is(ac.state, "running", `AudioContext is allowed to start.`);
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for (let audioParam of audioParamsArr) {
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ok(!SpecialPowers.wrap(audioParam).isStreamSuspended,
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`(${audioParam.name}) audioParam's stream has been resumed.`);;
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}
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}
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async function suspendAudioContextAndAudioParamStreams(audioParamsArr) {
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await ac.suspend();
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is(ac.state, "suspended", `AudioContext is suspended.`);
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for (let audioParam of audioParamsArr) {
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ok(SpecialPowers.wrap(audioParam).isStreamSuspended,
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`(${audioParam.name}) audioParam's stream has been suspended.`);;
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}
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}
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function endTest() {
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// reset the activation flag in order not to interfere following test in the
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// verify mode which would run the test using same document couple times.
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SpecialPowers.wrap(document).clearUserGestureActivation();
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SimpleTest.finish();
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}
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</script>
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@ -148,6 +148,10 @@ class AudioParam final : public nsWrapperCache, public AudioParamTimeline {
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float MaxValue() const { return mMaxValue; }
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bool IsStreamSuspended() const {
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return mStream ? mStream->IsSuspended() : false;
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}
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const nsTArray<AudioNode::InputNode>& InputNodes() const {
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return mInputNodes;
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}
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@ -55,3 +55,9 @@ partial interface AudioParam {
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[ChromeOnly]
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readonly attribute DOMString name;
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};
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partial interface AudioParam {
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// This attribute is used for mochitest only.
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[ChromeOnly]
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readonly attribute boolean isStreamSuspended;
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};
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