60 lines
1.9 KiB
JavaScript
60 lines
1.9 KiB
JavaScript
const e = require('../core/elements');
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const { sleep } = require('../core/helper');
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const { checkElement } = require('../core/util');
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const {
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LOOP_INTERVAL,
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ELEMENT_WAIT_LONGER_TIME,
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} = require('../core/constants');
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async function evaluateCheck(test) {
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await test.waitForSelector(e.videoContainer);
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return test.page.evaluate(checkElement, e.presentationFullscreenButton, 1);
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}
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async function startAndCheckForWebcams(test) {
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await enableWebcam(test);
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const response = await evaluateCheck(test);
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return response;
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}
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async function webcamContentCheck(test) {
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await test.waitForSelector(e.videoContainer);
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await test.waitForElementHandleToBeRemoved(e.webcamConnecting, ELEMENT_WAIT_LONGER_TIME);
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const repeats = 5;
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let check;
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for (let i = repeats; i >= 1; i--) {
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test.logger(`loop ${i}`);
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const checkCameras = function (i) {
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const videos = document.querySelectorAll('video');
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const lastVideoColor = document.lastVideoColor || {};
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document.lastVideoColor = lastVideoColor;
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for (let v = 0; v < videos.length; v++) {
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const video = videos[v];
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const canvas = document.createElement('canvas');
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const context = canvas.getContext('2d');
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context.drawImage(video, 0, 0, video.videoWidth, video.videoHeight);
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const pixel = context.getImageData(0, 0, 1, 1).data;
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const pixelString = new Array(pixel).join(' ').toString();
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if (lastVideoColor[v]) {
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if (lastVideoColor[v] == pixelString) {
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return false;
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}
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}
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lastVideoColor[v] = pixelString;
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return true;
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}
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};
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check = await test.page.evaluate(checkCameras, i);
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if (!check) return false;
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await sleep(LOOP_INTERVAL);
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}
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return check === true;
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}
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exports.startAndCheckForWebcams = startAndCheckForWebcams;
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exports.webcamContentCheck = webcamContentCheck;
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exports.evaluateCheck = evaluateCheck;
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