| <!DOCTYPE html> |
| <script src="../resources/testharness.js"></script> |
| <script src="../resources/testharnessreport.js"></script> |
| <script src="../resources/mojo-helpers.js"></script> |
| <script src="resources/mock-shapedetection.js"></script> |
| <script> |
| |
| var createTestForImageBitmap = function(detectorName, detectionResultTest) { |
| async_test(function(t) { |
| var img = new Image(); |
| |
| img.onload = function() { |
| var theImageBitmap = null; |
| var theMock = null; |
| |
| createImageBitmap(img) |
| .then(imageBitmap => { |
| theImageBitmap = imageBitmap; |
| return mockShapeDetectionReady; |
| }) |
| .catch(error => { |
| assert_unreached('createImageBitmap() error: ' + error); |
| }) |
| .then(mock => { |
| theMock = mock; |
| var detector = eval("new " + detectorName + "();"); |
| return detector; |
| }) |
| .catch(error => { |
| assert_unreached("Error creating MockShapeDetection: " + error); |
| }) |
| .then(detector => { |
| return detector.detect(theImageBitmap); |
| }) |
| .then(detectionResult => { |
| detectionResultTest(detectionResult, theMock); |
| t.done(); |
| }) |
| .catch(error => { |
| assert_unreached("Error during detect(img): " + error); |
| }); |
| } |
| img.src = '../media/content/greenbox.png'; |
| }, 'Detector detect(ImageBitmap)'); |
| }; |
| |
| function FaceDetectorDetectionResultTest(detectionResult, mock) { |
| const imageReceivedByMock = mock.getFrameData(); |
| assert_equals(imageReceivedByMock.byteLength, 2500,"Image length"); |
| const GREEN_PIXEL = 0xFF00FF00; |
| assert_equals(imageReceivedByMock[0], GREEN_PIXEL, "Pixel color"); |
| assert_equals(detectionResult.length, 3, "Number of faces"); |
| } |
| |
| function BarcodeDetectorDetectionResultTest(detectionResult, mock) { |
| assert_equals(detectionResult.length, 2, "Number of barcodes"); |
| assert_equals(detectionResult[0].rawValue, "cats", "barcode 1"); |
| assert_equals(detectionResult[1].rawValue, "dogs", "barcode 2"); |
| } |
| |
| // These tests verify that a Detector's detect() works on an ImageBitmap. |
| // Use the mock mojo server implemented in mock-shapedetection.js. |
| generate_tests(createTestForImageBitmap, [ |
| [ "Face", "FaceDetector", FaceDetectorDetectionResultTest ], |
| [ "Barcode", "BarcodeDetector", BarcodeDetectorDetectionResultTest ] |
| ]); |
| |
| </script> |
