82 lines
2.9 KiB
HTML
82 lines
2.9 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<script type="application/javascript" src="pc.js"></script>
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</head>
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<body>
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<pre id="test">
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<script type="application/javascript">
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createHTML({
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bug: "1017888",
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title: "Renegotiation: remove then add audio track"
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});
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runNetworkTest(function (options) {
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options = options || { };
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options.bundle = false;
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const test = new PeerConnectionTest(options);
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const audioContext = new AudioContext();
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// Start a tone so that the gUM call will record something even with
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// --use-test-media-devices.
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const tone = new LoopbackTone(audioContext, TEST_AUDIO_FREQ);
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tone.start();
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let originalTrack;
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addRenegotiation(test.chain,
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[
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function PC_REMOTE_FIND_RECEIVER(test) {
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is(test.pcRemote._pc.getReceivers().length, 1,
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"pcRemote should have one receiver");
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originalTrack = test.pcRemote._pc.getReceivers()[0].track;
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},
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function PC_LOCAL_REMOVE_AUDIO_TRACK(test) {
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// The new track's pipeline will start with a packet count of
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// 0, but the remote side will keep its old pipeline and packet
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// count.
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test.pcLocal.disableRtpCountChecking = true;
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return test.pcLocal.removeSender(0);
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},
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function PC_LOCAL_ADD_AUDIO_TRACK(test) {
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return test.pcLocal.getAllUserMediaAndAddStreams([{audio: true}]);
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},
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function PC_LOCAL_EXPECT_ICE_CHECKING(test) {
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test.pcLocal.expectIceChecking();
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},
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function PC_REMOTE_EXPECT_ICE_CHECKING(test) {
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test.pcRemote.expectIceChecking();
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},
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],
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[
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function PC_REMOTE_CHECK_ADDED_TRACK(test) {
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is(test.pcRemote._pc.getTransceivers().length, 2,
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"pcRemote should have two transceivers");
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const track = test.pcRemote._pc.getTransceivers()[1].receiver.track;
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const analyser = new AudioStreamAnalyser(
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new AudioContext(), new MediaStream([track]));
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const freq = analyser.binIndexForFrequency(TEST_AUDIO_FREQ);
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return analyser.waitForAnalysisSuccess(arr => arr[freq] > 200);
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},
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function PC_REMOTE_CHECK_REMOVED_TRACK(test) {
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is(test.pcRemote._pc.getTransceivers().length, 2,
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"pcRemote should have two transceivers");
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const track = test.pcRemote._pc.getTransceivers()[0].receiver.track;
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const analyser = new AudioStreamAnalyser(
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new AudioContext(), new MediaStream([track]));
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const freq = analyser.binIndexForFrequency(TEST_AUDIO_FREQ);
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return analyser.waitForAnalysisSuccess(arr => arr[freq] < 50);
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}
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]
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);
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test.chain.insertAfterEach('PC_LOCAL_CREATE_OFFER',
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PC_LOCAL_REMOVE_BUNDLE_FROM_OFFER);
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test.setMediaConstraints([{audio: true}], [{audio: true}]);
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return test.run()
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.finally(() => tone.stop());
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});
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</script>
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</pre>
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</body>
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</html>
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