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import {TextDetection, TextDetectionReceiver} from '/gen/services/shape_detection/public/mojom/textdetection.mojom.m.js';
self.TextDetectionTest = (() => {
// Class that mocks TextDetection interface defined in
class MockTextDetection {
constructor() {
this.receiver_ = new TextDetectionReceiver(this);
this.interceptor_ =
new MojoInterfaceInterceptor(TextDetection.$interfaceName);
this.interceptor_.oninterfacerequest =
e => this.receiver_.$.bindHandle(e.handle);
this.interceptor_.start();
}
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 },
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 },
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 }
]
},
],
});
}
getFrameData() {
return this.bufferData_;
}
reset() {
this.receiver_.$.close();
this.interceptor_.stop();
}
}
let testInternal = {
initialized: false,
MockTextDetection: null
}
class TextDetectionTestChromium {
constructor() {
Object.freeze(this); // Make it immutable.
}
initialize() {
if (testInternal.initialized)
throw new Error('Call reset() before initialize().');
testInternal.MockTextDetection = new MockTextDetection;
testInternal.initialized = true;
}
// Resets state of text detection mocks between test runs.
async reset() {
if (!testInternal.initialized)
throw new Error('Call initialize() before reset().');
testInternal.MockTextDetection.reset();
testInternal.MockTextDetection = null;
testInternal.initialized = false;
await new Promise(resolve => setTimeout(resolve, 0));
}
MockTextDetection() {
return testInternal.MockTextDetection;
}
}
return TextDetectionTestChromium;
})();