| <!DOCTYPE html> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/mediacapture-image/resources/imagecapture-helpers.js"></script> |
| <body> |
| <canvas id='canvas' width=10 height=10/> |
| </body> |
| <script> |
| |
| // This test verifies that ImageCapture can takePhoto()s, with a mock Mojo |
| // interface implementation. |
| |
| image_capture_test(async t => { |
| let canvas = document.getElementById('canvas'); |
| let context = canvas.getContext('2d'); |
| context.fillStyle = 'red'; |
| context.fillRect(0, 0, 10, 10); |
| let stream = canvas.captureStream(); |
| |
| let capturer = new ImageCapture(stream.getVideoTracks()[0]); |
| let blob = await capturer.takePhoto(); |
| |
| // JS Blob is almost-opaque, can only check |type| and |size|. |
| assert_equals(blob.type, 'image/cat'); |
| assert_equals(blob.size, 2); |
| |
| }, 'exercises ImageCapture.takePhoto()'); |
| |
| image_capture_test(async t => { |
| let canvas = document.getElementById('canvas'); |
| let context = canvas.getContext('2d'); |
| context.fillStyle = 'red'; |
| context.fillRect(0, 0, 10, 10); |
| let stream = canvas.captureStream(); |
| |
| let capturer = new ImageCapture(stream.getVideoTracks()[0]); |
| let blob = await capturer.takePhoto(null); |
| |
| // JS Blob is almost-opaque, can only check |type| and |size|. |
| assert_equals(blob.type, 'image/cat'); |
| assert_equals(blob.size, 2); |
| |
| }, 'exercises ImageCapture.takePhoto(null)'); |
| |
| promise_test(t => { |
| let canvas = document.getElementById('canvas'); |
| let context = canvas.getContext('2d'); |
| context.fillStyle = 'red'; |
| context.fillRect(0, 0, 10, 10); |
| let stream = canvas.captureStream(); |
| let videoTrack = stream.getVideoTracks()[0]; |
| videoTrack.stop(); |
| |
| let capturer = new ImageCapture(videoTrack); |
| assert_equals(videoTrack.readyState, 'ended'); |
| |
| return promise_rejects(t, 'InvalidStateError', capturer.takePhoto()) |
| |
| }, 'takePhoto() of an ended Track should throw "InvalidStateError"'); |
| |
| </script> |