<!DOCTYPE HTML>
<title>Test assignment of a MediaStream via the srcObject attribute.</title>
<video autoplay></video>
<script src="../resources/testharness.js"></script>
<script src="../resources/testharnessreport.js"></script>
<script>

    async_test(test => {
        var video = document.querySelector("video")
        assert_idl_attribute(video, "srcObject");
        assert_equals(video.srcObject, null);
        assert_equals(video.currentSrc, "");
        navigator.webkitGetUserMedia(
            {video:true},
            test.step_func(stream => {
              video.addEventListener("playing", test.step_func(playingSrcObject));
              video.srcObject = stream;
            }),
            test.unreached_func("Did not get mediastream"));

        function playingSrcObject()
        {
            video.addEventListener("emptied", test.step_func_done(_ => {
              assert_equals(video.srcObject, null);
              assert_equals(video.currentSrc, "");
            }));
            assert_not_equals(video.srcObject, null);
            assert_class_string(video.srcObject, "MediaStream");
            assert_equals(video.currentSrc, "");
            video.srcObject = null;
        }
    })

</script>