Update web-platform-tests to revision b7a8b84debb42268ea95a45bdad8f727d1facdf7

tests/wpt/web-platform-tests/resources/chromium/mock-barcodedetection.js

@@ -0,0 +1,124 @@
+"use strict";
+
+var BarcodeDetectionTest = (() => {
+  // Class that mocks BarcodeDetectionProvider interface defined in
+  // https://cs.chromium.org/chromium/src/services/shape_detection/public/mojom/barcodedetection_provider.mojom
+  class MockBarcodeDetectionProvider {
+    constructor() {
+      this.bindingSet_ = new mojo.BindingSet(
+          shapeDetection.mojom.BarcodeDetectionProvider);
+
+      this.interceptor_ = new MojoInterfaceInterceptor(
+          shapeDetection.mojom.BarcodeDetectionProvider.name);
+      this.interceptor_.oninterfacerequest =
+         e => this.bindingSet_.addBinding(this, e.handle);
+      this.interceptor_.start();
+    }
+
+    createBarcodeDetection(request, options) {
+      this.mockService_ = new MockBarcodeDetection(request, options);
+    }
+
+    enumerateSupportedFormats() {
+      return Promise.resolve({
+        supportedFormats: [
+          shapeDetection.mojom.BarcodeFormat.AZTEC,
+          shapeDetection.mojom.BarcodeFormat.DATA_MATRIX,
+          shapeDetection.mojom.BarcodeFormat.QR_CODE,
+        ]
+      });
+    }
+
+    getFrameData() {
+      return this.mockService_.bufferData_;
+    }
+
+    getFormats() {
+     return this.mockService_.options_.formats;
+    }
+
+    reset() {
+      this.mockService_ = null;
+      this.bindingSet_.closeAllBindings();
+      this.interceptor_.stop();
+    }
+  }
+
+  // Class that mocks BarcodeDetection interface defined in
+  // https://cs.chromium.org/chromium/src/services/shape_detection/public/mojom/barcodedetection.mojom
+  class MockBarcodeDetection {
+    constructor(request, options) {
+      this.options_ = options;
+      this.binding_ =
+          new mojo.Binding(shapeDetection.mojom.BarcodeDetection,
+                           this, request);
+    }
+
+    detect(bitmapData) {
+      this.bufferData_ =
+          new Uint32Array(getArrayBufferFromBigBuffer(bitmapData.pixelData));
+      return Promise.resolve({
+        results: [
+          {
+            rawValue : "cats",
+            boundingBox: { x: 1.0, y: 1.0, width: 100.0, height: 100.0 },
+            format: shapeDetection.mojom.BarcodeFormat.QR_CODE,
+            cornerPoints: [
+              { x: 1.0, y: 1.0 },
+              { x: 101.0, y: 1.0 },
+              { x: 101.0, y: 101.0 },
+              { x: 1.0, y: 101.0 }
+            ],
+          },
+          {
+            rawValue : "dogs",
+            boundingBox: { x: 2.0, y: 2.0, width: 50.0, height: 50.0 },
+            format: shapeDetection.mojom.BarcodeFormat.CODE_128,
+            cornerPoints: [
+              { x: 2.0, y: 2.0 },
+              { x: 52.0, y: 2.0 },
+              { x: 52.0, y: 52.0 },
+              { x: 2.0, y: 52.0 }
+            ],
+          },
+        ],
+      });
+    }
+  }
+
+  let testInternal = {
+    initialized: false,
+    MockBarcodeDetectionProvider: null
+  }
+
+  class BarcodeDetectionTestChromium {
+    constructor() {
+      Object.freeze(this); // Make it immutable.
+    }
+
+    initialize() {
+      if (testInternal.initialized)
+        throw new Error('Call reset() before initialize().');
+
+      testInternal.MockBarcodeDetectionProvider = new MockBarcodeDetectionProvider;
+      testInternal.initialized = true;
+    }
+
+    // Resets state of barcode detection mocks between test runs.
+    async reset() {
+      if (!testInternal.initialized)
+        throw new Error('Call initialize() before reset().');
+      testInternal.MockBarcodeDetectionProvider.reset();
+      testInternal.MockBarcodeDetectionProvider = null;
+      testInternal.initialized = false;
+
+      await new Promise(resolve => setTimeout(resolve, 0));
+    }
+
+    MockBarcodeDetectionProvider() {
+      return testInternal.MockBarcodeDetectionProvider;
+    }
+  }
+
+  return BarcodeDetectionTestChromium;
+})();