| <!DOCTYPE html> |
| <link rel="help" href="https://wicg.github.io/shape-detection-api/#dom-barcodedetector-getsupportedformats"> |
| <script src="../resources/testharness.js"></script> |
| <script src="../resources/testharnessreport.js"></script> |
| <script src="file:///gen/layout_test_data/mojo/public/js/mojo_bindings.js"></script> |
| <script src="file:///gen/services/shape_detection/public/mojom/barcodedetection_provider.mojom.js"></script> |
| <script> |
| |
| promise_test(async t => { |
| // Disable built-in support for barcode detection to test fallback handling. |
| const interceptor = new MojoInterfaceInterceptor( |
| shapeDetection.mojom.BarcodeDetectionProvider.name); |
| interceptor.oninterfacerequest = e => e.handle.close(); |
| interceptor.start(); |
| |
| const result = await BarcodeDetector.getSupportedFormats(); |
| assert_equals(result.length, 0, 'result.length'); |
| |
| interceptor.stop(); |
| }, 'getSupportedFormats() resolves with empty list when unsupported'); |
| |
| </script> |
