зеркало из https://github.com/mozilla/gecko-dev.git
Bug 1223261 - Add the audio playback test for the case muted-by-default. r=baku
--HG-- extra : transplant_source : %B7%1C%28c%40Zq%7DG%858%E9%DF%84g%82%00rJ/
This commit is contained in:
Alastor Wu
Родитель
f49b90a02f
Коммит
8e37489c47
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@ -10,6 +10,7 @@ browserElementTestHelpers.setEnabledPref(true);
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browserElementTestHelpers.addPermission();
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function noaudio() {
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info("Test : no-audio");
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var iframe = document.createElement('iframe');
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iframe.setAttribute('mozbrowser', 'true');
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iframe.setAttribute('mozapp', 'http://example.org/manifest.webapp');
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@ -143,6 +144,7 @@ function noaudio() {
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}
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function audio() {
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info("Test : audio");
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var iframe = document.createElement('iframe');
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iframe.setAttribute('mozbrowser', 'true');
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iframe.setAttribute('mozapp', 'http://example.org/manifest.webapp');
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@ -179,7 +181,59 @@ function audio() {
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document.body.appendChild(iframe);
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}
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var tests = [ noaudio, audio ];
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function audioMutedByDefault() {
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info("Test : audio-muted-by-default");
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SpecialPowers.pushPrefEnv(
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{'set': [["dom.audiochannel.mutedByDefault", true]]}, function () {
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var iframe = document.createElement('iframe');
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iframe.setAttribute('mozbrowser', 'true');
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iframe.setAttribute('mozapp', 'http://example.org/manifest.webapp');
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iframe.src = 'http://example.org/tests/dom/browser-element/mochitest/file_processingAudioSample.html';
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function audio_loadend_MutedByDefault() {
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ok("allowedAudioChannels" in iframe, "allowedAudioChannels exist");
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var channels = iframe.allowedAudioChannels;
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is(channels.length, 1, "1 audio channel by default");
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var ac = channels[0];
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ok(ac instanceof BrowserElementAudioChannel, "Correct class");
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ok("getMuted" in ac, "ac.getMuted exists");
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ok("setMuted" in ac, "ac.setMuted exists");
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ac.onactivestatechanged = function() {
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ok(true, "activestatechanged event received.");
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ac.onactivestatechanged = null;
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new Promise(function(r, rr) {
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ac.getMuted().onsuccess = function(e) {
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is(e.target.result, true, "Muted channel by default");
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r();
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}
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})
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.then(function() {
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ac.setMuted(false).onsuccess = function(e) {
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ok(true, "Unmuted the channel.");
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}
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})
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}
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var complete = false;
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iframe.addEventListener("mozbrowsershowmodalprompt", function (e) {
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is(e.detail.message, "playback-success", "Audio playback success!");
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if (!complete) {
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SpecialPowers.popPrefEnv(runTests);
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complete = true;
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}
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});
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}
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iframe.addEventListener('mozbrowserloadend', audio_loadend_MutedByDefault);
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document.body.appendChild(iframe);
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});
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}
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var tests = [ noaudio, audio, audioMutedByDefault ];
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function runTests() {
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if (tests.length == 0) {
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@ -191,8 +245,6 @@ function runTests() {
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test();
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}
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addEventListener('load', function() {
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SimpleTest.executeSoon(runTests);
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});
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@ -0,0 +1,45 @@
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<html>
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<body>
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<script>
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var audio = new Audio("audio.ogg");
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var context = new AudioContext();
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var node = context.createMediaElementSource(audio);
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var sp = context.createScriptProcessor(2048, 1);
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node.connect(sp);
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var expectedSamplesCount;
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var nonzeroSamplesCount = 0;
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var complete = false;
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var iterationCount = 0;
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function processSamples(e) {
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if (complete) {
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return;
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}
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// Start playing the audio until the AudioContext is connected and running.
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if (iterationCount++ == 0) {
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audio.play();
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}
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var buf = e.inputBuffer.getChannelData(0);
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for (var i = 0; i < buf.length; ++i) {
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if (buf[i] != 0) {
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nonzeroSamplesCount++;
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}
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}
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if (nonzeroSamplesCount >= expectedSamplesCount && !complete) {
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alert("playback-success");
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complete = true;
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}
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}
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audio.oncanplaythrough = function() {
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var testDuration = audio.duration > 2.0 ? 2.0 : audio.duration;
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expectedSamplesCount = Math.floor(testDuration * context.sampleRate) ;
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sp.onaudioprocess = processSamples;
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};
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</script>
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</body>
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</html>
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@ -140,6 +140,7 @@ support-files =
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file_web_manifest.html
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file_web_manifest.json
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file_illegal_web_manifest.html
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file_processingAudioSample.html
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# Note: browserElementTestHelpers.js looks at the test's filename to determine
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# whether the test should be OOP. "_oop_" signals OOP, "_inproc_" signals in
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