<!doctype html>
<html>
<head>
    <title>MediaRecorder bitrate</title>
    <script src="/resources/testharness.js"></script>
    <script src="/resources/testharnessreport.js"></script>
</head>
<body>
<script>
promise_test(async (t) => {
    const stream = await navigator.mediaDevices.getUserMedia({ audio : true });

    let recorder = new MediaRecorder(stream, { bitsPerSecond : 1000000 });
    assert_equals(recorder.audioBitsPerSecond, 100000, "test 1");

    recorder = new MediaRecorder(stream, { bitsPerSecond : 10000 });
    assert_equals(recorder.audioBitsPerSecond, 8000, "test 2");

    recorder = new MediaRecorder(stream, { bitsPerSecond : 1000 });
    assert_equals(recorder.audioBitsPerSecond, 8000, "test 3");
}, "audio bitrate");

promise_test(async (t) => {
    const stream = await navigator.mediaDevices.getUserMedia({ video : true });

    let recorder = new MediaRecorder(stream, { bitsPerSecond : 1000000 });
    assert_equals(recorder.videoBitsPerSecond, 900000, "test 1");

    recorder = new MediaRecorder(stream, { bitsPerSecond : 100000 });
    assert_equals(recorder.videoBitsPerSecond, 90000, "test 2");

    recorder = new MediaRecorder(stream, { bitsPerSecond : 10000 });
    assert_equals(recorder.videoBitsPerSecond, 80000, "test 3");
}, "video bitrate");

promise_test(async (t) => {
    const stream = await navigator.mediaDevices.getUserMedia({ audio : true, video : true });

    let recorder = new MediaRecorder(stream, { bitsPerSecond : 1000000 });
    assert_equals(recorder.audioBitsPerSecond, 100000, "test 1");
    assert_equals(recorder.videoBitsPerSecond, 900000, "test 2");

    recorder = new MediaRecorder(stream, { bitsPerSecond : 200000 });
    assert_equals(recorder.audioBitsPerSecond, 20000, "test 3");
    assert_equals(recorder.videoBitsPerSecond, 180000, "test 4");

    recorder = new MediaRecorder(stream, { bitsPerSecond : 88000 });
    assert_equals(recorder.audioBitsPerSecond, 8800, "test 5");
    assert_equals(recorder.videoBitsPerSecond, 80000, "test 6");

    recorder = new MediaRecorder(stream, { bitsPerSecond : 50000 });
    assert_equals(recorder.audioBitsPerSecond, 8000, "test 7");
    assert_equals(recorder.videoBitsPerSecond, 80000, "test 8");
}, "audio video bitrate");
</script>
</body>
</html>