LayoutTests/media/mediacapabilities/vp8.html

<!DOCTYPE html>
<html>
<body>
    <script src=../../resources/testharness.js></script>
    <script src=../../resources/testharnessreport.js></script>
    <script type="text/javascript">
promise_test(async (test) => {
    const videoConfiguration = { contentType: 'video/webm; codecs="vp8"', bitrate: 800000, height: 720, width: 1280, framerate: 30 };
    const result = await navigator.mediaCapabilities.decodingInfo({ type: 'file', video: videoConfiguration });
    assert_true(result.supported);
    assert_false(result.powerEfficient);
}, "VP8 is supported and not powerEfficient for file");
    </script>
</body>
</html>