| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| </head> |
| <body> |
| <video autoplay id="video"></video> |
| <script> |
| promise_test(async (t) => { |
| const stream = await navigator.mediaDevices.getUserMedia({ audio:true, video:true }); |
| t.add_cleanup(() => stream.getTracks().forEach(track => track.stop())); |
| const audioTrack = stream.getAudioTracks()[0]; |
| const videoTrack = stream.getVideoTracks()[0]; |
| return Promise.all[ |
| audioTrack.applyConstraints({ sampleRate: 44100}), |
| audioTrack.applyConstraints({ sampleRate: 48000}), |
| videoTrack.applyConstraints({ width: 320, height: 240}), |
| videoTrack.applyConstraints({ width: 640, height: 480}) |
| ]; |
| }, "applyConstraints in parallel should resolve"); |
| </script> |
| </body> |
| </html> |
