<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>Testing local audio capture playback causes "playing" event to fire</title>
    <script src="../resources/testharness.js"></script>
    <script src="../resources/testharnessreport.js"></script>
</head>
<body>
    <script src ="routines.js"></script>
    <script>

    var context = new webkitAudioContext();
    var remoteStream;
    async function checkForSound(expected, message, count)
    {
        if (count === undefined)
            count = 0;

        var results = await analyseAudio(remoteStream, 200, context);
        if (results.heardHum === expected)
            return;
        if (count > 50)
            return Promise.reject("checkForSound timed out when testing: " + message);

        await waitFor(100);
        return checkForSound(expected, message, ++count);
    }

    promise_test((test) => {
        if (window.testRunner)
            testRunner.setUserMediaPermission(true);

        return navigator.mediaDevices.getUserMedia({audio: true}).then((localStream) => {
            var remoteTrack;
            return new Promise((resolve, reject) => {
                createConnections((firstConnection) => {
                    firstConnection.addTrack(localStream.getAudioTracks()[0], localStream);
                }, (secondConnection) => {
                    secondConnection.ontrack = (trackEvent) => {
                        remoteStream = trackEvent.streams[0];
                        remoteTrack = remoteStream.getAudioTracks()[0];
                        resolve();
                    };
                });
            }).then(() => {
                return checkForSound(true, "should hear hum from remote enabled track");
            }).then(() => {
                remoteTrack.enabled = false;
                return waitFor(100);
            }).then(() => {
                return checkForSound(false, "should not hear hum from remote disabled track");
            }).then(() => {
                return context.close();
            });
        });
    }, "Muting an incoming audio track");
    </script>
</body>
</html>