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import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo
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Roy Tam
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dcd9973243
150858 changed files with 23884658 additions and 0 deletions
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<!DOCTYPE html>
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<!-- Copyright © 2016 Chromium authors and World Wide Web Consortium, (Massachusetts Institute of Technology, ERCIM, Keio University, Beihang). -->
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<html>
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<head>
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<title>Checks MediaSource.activeSourceBuffers and changes to selected/enabled track state</title>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="mediasource-util.js"></script>
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</head>
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<body>
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<div id="log"></div>
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<script>
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// Audio / Video files supported by the user agent under test
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var subType = MediaSourceUtil.getSubType(MediaSourceUtil.AUDIO_ONLY_TYPE);
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var manifestFilenameAudio = subType + "/test-a-128k-44100Hz-1ch-manifest.json";
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var manifestFilenameVideo = subType + "/test-v-128k-320x240-30fps-10kfr-manifest.json";
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var manifestFilenameAV = subType + "/test-av-384k-44100Hz-1ch-320x240-30fps-10kfr-manifest.json";
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mediasource_test(function(test, mediaElement, mediaSource)
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{
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mediaElement.addEventListener("error", test.unreached_func("Unexpected event 'error'"));
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MediaSourceUtil.fetchManifestAndData(test, manifestFilenameAudio, function (typeAudio, dataAudio)
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{
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var sourceBuffer = mediaSource.addSourceBuffer(typeAudio);
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assert_equals(mediaSource.sourceBuffers.length, 1,
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"sourceBuffers list contains one SourceBuffer");
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assert_equals(mediaSource.activeSourceBuffers.length, 0,
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"activeSourceBuffers is empty to start with");
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test.expectEvent(mediaSource.activeSourceBuffers, "addsourcebuffer");
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test.expectEvent(mediaElement, "loadedmetadata");
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sourceBuffer.appendBuffer(dataAudio);
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test.waitForExpectedEvents(function()
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{
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assert_equals(mediaSource.activeSourceBuffers.length, 1,
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"activeSourceBuffers updated when media element is loaded");
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assert_equals(mediaSource.activeSourceBuffers[0], sourceBuffer,
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"activeSourceBuffers contains sourceBuffer when media element is loaded");
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test.done();
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});
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});
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}, "SourceBuffer added to activeSourceBuffers list when its only audio track gets loaded (and thus becomes enabled).");
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mediasource_test(function(test, mediaElement, mediaSource)
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{
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mediaElement.addEventListener("error", test.unreached_func("Unexpected event 'error'"));
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MediaSourceUtil.fetchManifestAndData(test, manifestFilenameVideo, function (typeVideo, dataVideo)
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{
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var sourceBuffer = mediaSource.addSourceBuffer(typeVideo);
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assert_equals(mediaSource.sourceBuffers.length, 1,
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"sourceBuffers list contains one SourceBuffer");
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assert_equals(mediaSource.activeSourceBuffers.length, 0,
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"activeSourceBuffers is empty to start with");
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test.expectEvent(mediaSource.activeSourceBuffers, "addsourcebuffer");
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test.expectEvent(mediaElement, "loadedmetadata");
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sourceBuffer.appendBuffer(dataVideo);
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test.waitForExpectedEvents(function()
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{
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assert_equals(mediaSource.activeSourceBuffers.length, 1,
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"activeSourceBuffers updated when media element is loaded");
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assert_equals(mediaSource.activeSourceBuffers[0], sourceBuffer,
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"activeSourceBuffers contains sourceBuffer when media element is loaded");
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test.done();
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});
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});
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}, "SourceBuffer added to activeSourceBuffers list when its only video track gets loaded (and thus becomes selected).");
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function mediaSourceActiveSourceBufferOrderTest(addAudioFirst, appendAudioFirst)
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{
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mediasource_test(function(test, mediaElement, mediaSource)
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{
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mediaElement.addEventListener("error", test.unreached_func("Unexpected event 'error'"));
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MediaSourceUtil.fetchManifestAndData(test, manifestFilenameAudio, function (typeAudio, dataAudio)
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{
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MediaSourceUtil.fetchManifestAndData(test, manifestFilenameVideo, function (typeVideo, dataVideo)
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{
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var sourceBufferAudio, sourceBufferVideo, expectedFirstSB, expectedSecondSB;
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if (addAudioFirst) {
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expectedFirstSB = sourceBufferAudio = mediaSource.addSourceBuffer(typeAudio);
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expectedSecondSB = sourceBufferVideo = mediaSource.addSourceBuffer(typeVideo);
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} else {
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expectedFirstSB = sourceBufferVideo = mediaSource.addSourceBuffer(typeVideo);
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expectedSecondSB = sourceBufferAudio = mediaSource.addSourceBuffer(typeAudio);
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}
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assert_equals(mediaSource.activeSourceBuffers.length, 0,
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"activeSourceBuffers is empty to start with");
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assert_equals(mediaSource.sourceBuffers.length, 2,
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"sourceBuffers list contains both SourceBuffers");
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assert_equals(mediaSource.sourceBuffers[0], expectedFirstSB,
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"first SourceBuffer matches expectation");
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assert_equals(mediaSource.sourceBuffers[1], expectedSecondSB,
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"second SourceBuffer matches expectation");
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test.expectEvent(mediaSource.activeSourceBuffers, "addsourcebuffer");
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test.expectEvent(mediaSource.activeSourceBuffers, "addsourcebuffer");
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test.expectEvent(mediaElement, "loadedmetadata");
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if (appendAudioFirst) {
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sourceBufferAudio.appendBuffer(dataAudio);
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sourceBufferVideo.appendBuffer(dataVideo);
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} else {
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sourceBufferVideo.appendBuffer(dataVideo);
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sourceBufferAudio.appendBuffer(dataAudio);
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}
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test.waitForExpectedEvents(function()
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{
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assert_equals(mediaSource.activeSourceBuffers.length, 2,
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"activeSourceBuffers list updated when tracks are loaded");
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assert_equals(mediaSource.activeSourceBuffers[0], mediaSource.sourceBuffers[0],
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"first active SourceBuffer matches first SourceBuffer");
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assert_equals(mediaSource.activeSourceBuffers[1], mediaSource.sourceBuffers[1],
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"second active SourceBuffer matches second SourceBuffer");
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test.done();
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});
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});
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});
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},
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"Active SourceBuffers must appear in the same order as they appear in the sourceBuffers attribute: " +
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(addAudioFirst ? "audio is first sourceBuffer" : "video is first sourceBuffer") + ", " +
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(appendAudioFirst ? "audio media appended first" : "video media appended first"));
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}
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mediaSourceActiveSourceBufferOrderTest(true, true);
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mediaSourceActiveSourceBufferOrderTest(true, false);
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mediaSourceActiveSourceBufferOrderTest(false, true);
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mediaSourceActiveSourceBufferOrderTest(false, false);
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mediasource_test(function(test, mediaElement, mediaSource)
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{
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mediaElement.addEventListener("error", test.unreached_func("Unexpected event 'error'"));
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MediaSourceUtil.fetchManifestAndData(test, manifestFilenameAudio, function (typeAudio, dataAudio)
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{
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MediaSourceUtil.fetchManifestAndData(test, manifestFilenameVideo, function (typeVideo, dataVideo)
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{
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var sourceBufferAudio = mediaSource.addSourceBuffer(typeAudio);
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var sourceBufferVideo = mediaSource.addSourceBuffer(typeVideo);
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test.expectEvent(sourceBufferAudio.audioTracks, "addtrack");
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test.expectEvent(sourceBufferVideo.videoTracks, "addtrack");
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sourceBufferAudio.appendBuffer(dataAudio);
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sourceBufferVideo.appendBuffer(dataVideo);
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test.waitForExpectedEvents(function()
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{
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assert_equals(mediaSource.activeSourceBuffers.length, 2,
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"activeSourceBuffers list updated when tracks are loaded");
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assert_equals(sourceBufferAudio.audioTracks.length, 1,
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"audio track list contains loaded audio track");
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assert_equals(sourceBufferVideo.videoTracks.length, 1,
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"video track list contains loaded video track");
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test.expectEvent(mediaSource.activeSourceBuffers, "removesourcebuffer");
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sourceBufferAudio.audioTracks[0].enabled = false;
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});
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test.waitForExpectedEvents(function()
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{
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assert_equals(mediaSource.activeSourceBuffers.length, 1,
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"audio source buffer no longer in the activeSourceBuffers list");
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assert_equals(mediaSource.activeSourceBuffers[0], sourceBufferVideo,
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"activeSourceBuffers list only contains the video SourceBuffer");
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test.expectEvent(mediaSource.activeSourceBuffers, "addsourcebuffer");
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test.expectEvent(mediaSource.activeSourceBuffers, "removesourcebuffer");
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sourceBufferAudio.audioTracks[0].enabled = true;
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sourceBufferVideo.videoTracks[0].selected = false;
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});
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test.waitForExpectedEvents(function()
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{
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assert_equals(mediaSource.activeSourceBuffers.length, 1,
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"video source buffer no longer in the activeSourceBuffers list");
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assert_equals(mediaSource.activeSourceBuffers[0], sourceBufferAudio,
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"activeSourceBuffers list only contains the audio SourceBuffer");
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test.done();
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});
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});
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});
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}, "Active SourceBuffers list reflects changes to selected audio/video tracks associated with separate SourceBuffers.");
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mediasource_test(function(test, mediaElement, mediaSource)
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{
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mediaElement.addEventListener("error", test.unreached_func("Unexpected event 'error'"));
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MediaSourceUtil.fetchManifestAndData(test, manifestFilenameAV, function (typeAV, dataAV)
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{
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var sourceBuffer = mediaSource.addSourceBuffer(typeAV);
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test.expectEvent(sourceBuffer.audioTracks, "addtrack");
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test.expectEvent(sourceBuffer.videoTracks, "addtrack");
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sourceBuffer.appendBuffer(dataAV);
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test.waitForExpectedEvents(function()
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{
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assert_equals(mediaSource.activeSourceBuffers.length, 1,
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"activeSourceBuffers list updated when tracks are loaded");
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assert_equals(sourceBuffer.audioTracks.length, 1,
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"audio track list contains loaded audio track");
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assert_equals(sourceBuffer.videoTracks.length, 1,
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"video track list contains loaded video track");
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mediaSource.activeSourceBuffers.addEventListener("removesourcebuffer", test.unreached_func(
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"Unexpected removal from activeSourceBuffers list"));
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mediaSource.activeSourceBuffers.addEventListener("addsourcebuffer", test.unreached_func(
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"Unexpected insertion in activeSourceBuffers list"));
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// Changes should only trigger events at the
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// AudioTrack/VideoTrack instance
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test.expectEvent(sourceBuffer.audioTracks, "change");
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sourceBuffer.audioTracks[0].enabled = false;
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});
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test.waitForExpectedEvents(function()
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{
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assert_equals(mediaSource.activeSourceBuffers.length, 1,
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"activeSourceBuffers list unchanged");
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test.expectEvent(sourceBuffer.videoTracks, "change");
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sourceBuffer.audioTracks[0].enabled = true;
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sourceBuffer.videoTracks[0].selected = false;
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});
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test.waitForExpectedEvents(function()
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{
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assert_equals(mediaSource.activeSourceBuffers.length, 1,
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"activeSourceBuffers list unchanged");
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test.done();
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});
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});
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}, "Active SourceBuffers list ignores changes to selected audio/video tracks " +
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"that do not affect the activation of the SourceBuffer.");
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</script>
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</body>
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</html>
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