The Tor Browser: content/media/test/test_streams_element

Replace accessor implementation with direct member state manipulation, by
request https://trac.torproject.org/projects/tor/ticket/9701#comment:32

     1 <!DOCTYPE HTML>

     2 <html>

     3 <head>

     4   <title>Test that a MediaStream captured from one element plays back in another</title>

     5   <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>

     6   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />

     7   <script type="text/javascript" src="manifest.js"></script>

     8 </head>

     9 <body>

    10 <pre id="test">

    11 <script class="testbody" type="text/javascript">

    12 SimpleTest.waitForExplicitFinish();

    14 var manager = new MediaTestManager;

    16 function checkDrawImage(vout) {

    17   var canvas = document.createElement("canvas");

    18   var ctx = canvas.getContext("2d");

    19   ctx.drawImage(vout, 0, 0);

    20   var imgData = ctx.getImageData(0, 0, 1, 1);

    21   is(imgData.data[3], 255, "Check video frame pixel has been drawn");

    22 }

    24 function startTest(test, token) {

    25   manager.started(token);

    27   var v = document.createElement('video');

    28   var vout = document.createElement('video');

    29   vout.token = token;

    31   v.src = test.name;

    32   var stream = v.mozCaptureStreamUntilEnded();

    33   is(stream.currentTime, 0, test.name + " stream initial currentTime");

    34   vout.mozSrcObject = stream;

    35   is(vout.mozSrcObject, stream, test.name + " set output element .srcObject correctly");

    37   var checkEnded = function(test, vout, stream) { return function() {

    38     is(stream.currentTime, vout.currentTime, test.name + " stream final currentTime");

    39     if (test.duration) {

    40       ok(Math.abs(vout.currentTime - test.duration) < 0.1,

    41          test.name + " current time at end: " + vout.currentTime + " should be: " + test.duration);

    42     }

    43     is(vout.readyState, vout.HAVE_CURRENT_DATA, test.name + " checking readyState");

    44     ok(vout.ended, test.name + " checking playback has ended");

    45     if (test.type.match(/^video/)) {

    46       checkDrawImage(vout);

    47     }

    48     vout.parentNode.removeChild(vout);

    49     manager.finished(vout.token);

    50   }}(test, vout, stream);

    51   vout.addEventListener("ended", checkEnded, false);

    53   document.body.appendChild(vout);

    54   v.play();

    55   vout.play();

    56 }

    58 manager.runTests(gSmallTests, startTest);

    59 </script>

    60 </pre>

    61 </body>

    62 </html>

The Tor Browser / file revision