test_peerConnection_addSecondAudioStream.html

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<head>

  <script type="application/javascript" src="pc.js"></script>

</head>

<body>

<pre id="test">

<script type="application/javascript">

  createHTML({

    bug: "1017888",

    title: "Renegotiation: add second audio stream"

});

  runNetworkTest(function (options) {

    const test = new PeerConnectionTest(options);

    addRenegotiation(test.chain,

        function PC_LOCAL_ADD_SECOND_STREAM(test) {

          test.setMediaConstraints([{audio: true}, {audio: true}],

                                   [{audio: true}]);

          return test.pcLocal.getAllUserMediaAndAddStreams([{audio: true}]);

},

],

        function PC_REMOTE_CHECK_ADDED_TRACK(test) {

          // We test both tracks to avoid an ordering problem

          is(test.pcRemote._pc.getReceivers().length, 2,

             "pcRemote should have two receivers");

          const audioContext = new AudioContext();

          // Start a tone so that the gUM call will record something even

          // with --use-test-media-devices.

          const tone = new LoopbackTone(audioContext, TEST_AUDIO_FREQ);

          tone.start();

          return Promise.all(test.pcRemote._pc.getReceivers().map(r => {

            const analyser = new AudioStreamAnalyser(

                audioContext, new MediaStream([r.track]));

            const freq = analyser.binIndexForFrequency(TEST_AUDIO_FREQ);

            return analyser.waitForAnalysisSuccess(arr => arr[freq] > 200);

}))

            .finally(() => tone.stop());

},

);

    test.setMediaConstraints([{audio: true}], [{audio: true}]);

    return test.run();

});

</script>

</pre>

</body>

</html>