| <!DOCTYPE html> |
| <script src="../resources/testharness.js"></script> |
| <script src="../resources/testharnessreport.js"></script> |
| <script> |
| |
| function detachBuffer(buffer) { |
| window.postMessage('', '*', [buffer]); |
| } |
| |
| promise_test(async () => { |
| let data = new ImageData(1024, 1024); |
| detachBuffer(data.data.buffer); |
| let detector = new TextDetector(); |
| try { |
| await detector.detect(data); |
| assert_unreached(); |
| } catch (e) { |
| assert_equals(e.code, DOMException.INVALID_STATE_ERR); |
| } |
| }, 'TextDetector.detect() rejects on a detached buffer'); |
| |
| </script> |
