tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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test_getUserMedia_trackCloneCleanup.html (981B)

      1 <!DOCTYPE HTML>
      2 <html>
      3 <head>
      4  <script type="application/javascript" src="mediaStreamPlayback.js"></script>
      5 </head>
      6 <body>
      7 <pre id="test">
      8 <script type="application/javascript">
      9  "use strict";
     10 
     11  createHTML({
     12    title: "Stopping a MediaStreamTrack and its clones should deallocate the device",
     13    bug: "1294605"
     14  });
     15 
     16  runTest(async () => {
     17    await pushPrefs(["media.navigator.permission.fake", true]);
     18    const stream = await getUserMedia({audio: true, video: true, fake: true});
     19    const clone = stream.clone();
     20    stream.getTracks().forEach(t => t.stop());
     21    stream.clone().getTracks().forEach(t => stream.addTrack(t));
     22    is(stream.getTracks().filter(t => t.readyState == "live").length, 0,
     23       "Cloning ended tracks should make them ended");
     24    [...stream.getTracks(), ...clone.getTracks()].forEach(t => t.stop());
     25 
     26    // Bug 1295352: better to be explicit about noGum here wrt future refactoring.
     27    return noGum();
     28  });
     29 </script>
     30 </pre>
     31 </body>
     32 </html>