third_party/WebKit/LayoutTests/media/video-srcobject-mediastream.html - chromium/src - Git at Google

 <!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>
	<!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>