<!doctype html>
<html>
    <head>
        <meta charset="utf-8">
        <title>iOS specific constraints of one active capture source at a time</title>
        <script src="../../../resources/testharness.js"></script>
        <script src="../../../resources/testharnessreport.js"></script>
    </head>
    <body>
        <script>
promise_test((test) => {
    if (window.testRunner)
        testRunner.setUserMediaPermission(true);

    var firstStream;
    var audioTrack;
    var videoTrack;
    return navigator.mediaDevices.getUserMedia({ audio: true, video: true }).then((stream) => {
        firstStream = stream;
        audioTrack = firstStream.getAudioTracks()[0];
        videoTrack = firstStream.getVideoTracks()[0];

        assert_false(audioTrack.muted, "audio track is active");
        assert_false(videoTrack.muted, "video track is active");

        return navigator.mediaDevices.getUserMedia({ audio: true});
    }).then((stream) => {
        assert_true(audioTrack.muted, "audio track is muted");
        assert_false(videoTrack.muted, "video track is active");

        return navigator.mediaDevices.getUserMedia({ video: true});
    }).then((stream) => {
        assert_true(audioTrack.muted, "audio track is muted");
        assert_true(videoTrack.muted, "video track is muted");
    });
}, "Testing successive getUserMedia calls");
        </script>
    </body>
</html>