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<head>
    <meta charset="utf-8">
    <title>Testing createMediaStreamDestination piped to peer connection</title>
    <script src="../resources/testharness.js"></script>
    <script src="../resources/testharnessreport.js"></script>
    <script src ="routines.js"></script>
    <script>
    const noiseContext = new webkitAudioContext();
    const oscillator = noiseContext.createOscillator();
    const audioStreamDestination = noiseContext.createMediaStreamDestination();
    const audioStream = audioStreamDestination.stream;
    oscillator.connect(audioStreamDestination);
    oscillator.start();
    const audioTrack = audioStream.getAudioTracks()[0];

    var context = new webkitAudioContext();
    var remoteStream;

    async function checkForHumBipBop(stream, previousResults, counter)
    {
        if (!previousResults)
            previousResults = { heardHum : false, heardBip : false, heardBop : false };
        if (!counter)
            counter = 1;
        if (++counter > 20)
            return Promise.resolve(false);

        results = await analyseAudio(stream, 500, context);
        previousResults.heardHum |= results.heardHum;
        previousResults.heardBip |= results.heardBip;
        previousResults.heardBop |= results.heardBop;
        if (previousResults.heardHum || previousResults.heardBip || previousResults.heardBop)
            return Promise.resolve(true);

        return await checkForHumBipBop(stream, previousResults, counter);
    }

    promise_test(async (test) => {
        const stream = await new Promise((resolve, reject) => {
            createConnections((firstConnection) => {
                firstConnection.addTrack(audioTrack, audioStream);
            }, (secondConnection) => {
                secondConnection.ontrack = (event) => { resolve(event.streams[0]); };
            });
            setTimeout(() => reject("Test timed out"), 5000);
        });
        const results = await checkForHumBipBop(stream);
        await  context.close();
        await  noiseContext.close();
        assert_true(results, "heard hum bip bop");
    }, "Web audio generated content through a peer connection");
    </script>
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