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<html>
<head>
    <meta charset="utf-8">
    <title>Test passing capture device IDs to getUserMedia</title>
    <script src="../../resources/testharness.js"></script>
    <script src="../../resources/testharnessreport.js"></script>
    <script>
    promise_test((test) => {
        return navigator.mediaDevices.enumerateDevices()
            .then((devices) => {
                assert_greater_than(devices.length, 0);
                let device = devices[0];
                
                assert_true(device instanceof MediaDeviceInfo);
                assert_class_string(device, "MediaDeviceInfo");
                assert_true('deviceId' in device);
                assert_true('kind' in device);
                assert_true('label' in device);
                assert_true('groupId' in device);
                assert_true('toJSON' in device);
                
                let serializedResult = device.toJSON();
                assert_equals(serializedResult['deviceId'], device.deviceId);
                assert_equals(serializedResult['kind'], device.kind);
                assert_equals(serializedResult['label'], device.label);
                assert_equals(serializedResult['groupId'], device.groupId);
            });
    }, "Test properties of MediaDeviceInfo");

    promise_test(async (test) => {
        await navigator.mediaDevices.enumerateDevices();
        const devices = await navigator.mediaDevices.enumerateDevices();
        assert_equals(devices.length, 2);
        assert_equals(devices[0].kind, "audioinput");
        assert_equals(devices[1].kind, "videoinput");
    }, "Ensure enumerateDevices exposes both microphone and camera");
    </script>
</head>
<body>
</body>
</html>