| <!doctype html> |
| <html> |
| <head> |
| <title>Adding a track to an inactive MediaStream</title> |
| <link rel="author" title="Dominique Hazael-Massieux" href="mailto:dom@w3.org"/> |
| <link rel="help" href="http://w3c.github.io/mediacapture-main/getusermedia.html#widl-MediaStream-addTrack-void-MediaStreamTrack-track"> |
| <link rel="help" href="http://w3c.github.io/mediacapture-main/getusermedia.html#widl-MediaStreamTrack-stop-void"> |
| </head> |
| <body> |
| <p class="instructions">When prompted, accept to share your audio stream, then |
| your video stream.</p> |
| <h1 class="instructions">Description</h1> |
| <p class="instructions">This test checks that adding a track to an inactive |
| MediaStream is allowed.</p> |
| |
| <div id='log'></div> |
| <script src=/resources/testharness.js></script> |
| <script src=/resources/testharnessreport.js></script> |
| <script> |
| var t = async_test("Tests that adding a track to an inactive MediaStream is allowed", {timeout:20000}); |
| t.step(function () { |
| var audio, video; |
| |
| navigator.mediaDevices.getUserMedia({audio:true}).then(gotAudio); |
| function gotAudio(stream) { |
| audio = stream; |
| navigator.mediaDevices.getUserMedia({video:true}).then(gotVideo); |
| } |
| |
| function gotVideo(stream) { |
| video = stream; |
| t.step(function () { |
| audio.getAudioTracks()[0].stop(); |
| assert_false(audio.active, "audio stream is inactive after stopping its only audio track"); |
| assert_true(video.active, "video stream is active"); |
| audio.addTrack(video.getVideoTracks()[0]); |
| audio.removeTrack(audio.getAudioTracks()[0]); |
| }); |
| t.done(); |
| } |
| }); |
| </script> |
| </body> |
| </html> |
