tor-browser

The Tor Browser
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detection-ImageBitmap.https.html (2687B)

      1 <!DOCTYPE html>
      2 <script src="/resources/testharness.js"></script>
      3 <script src="/resources/testharnessreport.js"></script>
      4 <script src="resources/shapedetection-helpers.js"></script>
      5 <script>
      6 
      7 // These tests verify that a Detector's detect() works on an ImageBitmap.
      8 const imageBitmapTests =
      9    [
     10      {
     11        createDetector: () => { return new FaceDetector(); },
     12        mockTestName: "FaceDetectionTest",
     13        detectionResultTest: FaceDetectorDetectionResultTest,
     14        name: "Face - detect(ImageBitmap)"
     15      },
     16      {
     17        createDetector: () => { return new BarcodeDetector(); },
     18        mockTestName: "BarcodeDetectionTest",
     19        detectionResultTest: BarcodeDetectorDetectionResultTest,
     20        name: "Barcode - detect(ImageBitmap)"
     21      },
     22      {
     23        createDetector: () => { return new TextDetector(); },
     24        mockTestName: "TextDetectionTest",
     25        detectionResultTest: TextDetectorDetectionResultTest,
     26        name: "Text - detect(ImageBitmap)",
     27      }
     28    ];
     29 
     30 for (let imageBitmapTest of imageBitmapTests) {
     31  detection_test(imageBitmapTest.mockTestName, async (t, detectionTest) => {
     32    const img = new Image();
     33    const imgWatcher = new EventWatcher(t, img, ["load", "error"]);
     34    img.src = "/images/green-16x16.png";
     35    await imgWatcher.wait_for("load");
     36    const imageBitmap = await createImageBitmap(img);
     37 
     38    const detector = imageBitmapTest.createDetector();
     39    const detectionResult = await detector.detect(imageBitmap);
     40    imageBitmapTest.detectionResultTest(detectionResult, detectionTest);
     41  }, imageBitmapTest.name);
     42 }
     43 
     44 function FaceDetectorDetectionResultTest(detectionResult, mockTest) {
     45  const imageReceivedByMock = mockTest.MockFaceDetectionProvider().getFrameData();
     46  assert_equals(imageReceivedByMock.byteLength, 1024, "Image length");
     47  const GREEN_PIXEL = 0xFF00FF00;
     48  assert_equals(imageReceivedByMock[0], GREEN_PIXEL, "Pixel color");
     49  assert_equals(detectionResult.length, 3, "Number of faces");
     50 }
     51 
     52 function BarcodeDetectorDetectionResultTest(detectionResult, mockTest) {
     53  assert_equals(detectionResult.length, 2, "Number of barcodes");
     54  assert_equals(detectionResult[0].rawValue, "cats", "barcode 1");
     55  assert_equals(detectionResult[0].format, "qr_code", "barcode 1 format");
     56  assert_equals(detectionResult[1].rawValue, "dogs", "barcode 2");
     57  assert_equals(detectionResult[1].format, "code_128", "barcode 2 format");
     58 }
     59 
     60 function TextDetectorDetectionResultTest(detectionResult, mockTest) {
     61  assert_equals(detectionResult.length, 2, "Number of textBlocks");
     62  assert_equals(detectionResult[0].rawValue, "cats", "textBlock 1");
     63  assert_equals(detectionResult[1].rawValue, "dogs", "textBlock 2");
     64 }
     65 
     66 </script>