promise_test(async t => { | |
const track = new MediaStreamTrackGenerator('video'); | |
const capturer = new ImageCapture(track); | |
const settings = await capturer.getPhotoSettings(); | |
await promise_rejects_dom(t, 'UnknownError', capturer.takePhoto(settings)); | |
}, 'exercise takePhoto() on a track without PhotoCapabilities'); |