| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <title>Testing local audio capture playback causes "playing" event to fire</title> |
| <script src="../resources/testharness.js"></script> |
| <script src="../resources/testharnessreport.js"></script> |
| </head> |
| <body> |
| <script src ="routines.js"></script> |
| <script> |
| var context = new AudioContext(); |
| promise_test((test) => { |
| if (window.testRunner) |
| testRunner.setUserMediaPermission(true); |
| |
| var remoteStream; |
| async function checkForSound(expected, message, count) |
| { |
| if (count === undefined) |
| count = 0; |
| |
| var results = await analyseAudio(remoteStream, 200, context); |
| if (results.heardHum === expected) |
| return; |
| if (count > 50) |
| return Promise.reject("checkForSound timed out when testing: " + message); |
| |
| await waitFor(100); |
| return checkForSound(expected, message, ++count); |
| } |
| |
| var localTrack; |
| return navigator.mediaDevices.getUserMedia({audio: { echoCancellation : false}}).then((localStream) => { |
| localTrack = localStream.getAudioTracks()[0]; |
| return new Promise((resolve, reject) => { |
| createConnections((firstConnection) => { |
| firstConnection.addTrack(localTrack, localStream); |
| }, (secondConnection) => { |
| secondConnection.ontrack = (trackEvent) => { |
| remoteStream = trackEvent.streams[0]; |
| resolve(); |
| }; |
| }); |
| }).then(() => { |
| return checkForSound(true, "should hear hum from remote enabled track"); |
| }).then(() => { |
| localTrack.enabled = false; |
| return waitFor(100); |
| }).then(() => { |
| return checkForSound(false, "should not hear hum from remote enabled track"); |
| }).then(() => { |
| return context.close(); |
| }); |
| }); |
| }, "Muting a local audio track and making sure the remote track is silent"); |
| </script> |
| </body> |
| </html> |
