| 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'); |