MediaStreamTrack-init.https.html (2004B)
1 <!doctype html> 2 <html> 3 <head> 4 <title>getUserMedia({video:true}) creates a stream with a properly initialized video track</title> 5 <link rel="author" title="Dominique Hazael-Massieux" href="mailto:dom@w3.org"/> 6 <link rel="help" href="http://dev.w3.org/2011/webrtc/editor/getusermedia.html#idl-def-MediaStreamTrack"> 7 <link rel="help" href="http://dev.w3.org/2011/webrtc/editor/getusermedia.html#life-cycle-and-media-flow"> 8 <link rel="help" href="http://dev.w3.org/2011/webrtc/editor/getusermedia.html#widl-MediaStreamTrack-kind"> 9 <link rel="help" href="http://dev.w3.org/2011/webrtc/editor/getusermedia.html#widl-MediaStreamTrack-enabled"> 10 <link rel="help" href="http://dev.w3.org/2011/webrtc/editor/getusermedia.html#widl-MediaStreamTrack-readyState"> 11 </head> 12 <body> 13 <p class="instructions">When prompted, accept to share your video stream.</p> 14 <h1 class="instructions">Description</h1> 15 <p class="instructions">This test checks that the video track of MediaStream 16 object returned by the success callback in getUserMedia is correctly initialized.</p> 17 18 <div id='log'></div> 19 <script src=/resources/testharness.js></script> 20 <script src=/resources/testharnessreport.js></script> 21 <script src=/resources/testdriver.js></script> 22 <script src=/resources/testdriver-vendor.js></script> 23 <script src=permission-helper.js></script> 24 <script> 25 promise_test(async () => { 26 await setMediaPermission("granted", ["camera"]); 27 const stream = await navigator.mediaDevices.getUserMedia({video: true}); 28 const videoTracks = stream.getVideoTracks(); 29 assert_equals(videoTracks.length, 1, "There is exactly one video track in the media stream"); 30 track = videoTracks[0]; 31 assert_equals(track.readyState, "live", "The track object is in live state"); 32 assert_equals(track.kind, "video", "The track object is of video kind"); 33 // Not clear that this is required by the spec, 34 // see https://www.w3.org/Bugs/Public/show_bug.cgi?id=22212 35 assert_true(track.enabled, "The track object is enabed"); 36 }); 37 </script> 38 </body> 39 </html>