bigbluebutton-Github/bigbluebutton-html5/tests/puppeteer/webcam/util.js
2020-06-24 16:51:20 -03:00

74 lines
2.4 KiB
JavaScript

const we = require('./elements');
async function enableWebcam(test) {
// Enabling webcam
await test.waitForSelector(we.joinVideo);
await test.page.evaluate(clickTestElement, we.joinVideo);
await test.waitForSelector(we.videoPreview);
await test.waitForSelector(we.startSharingWebcam);
await test.page.evaluate(clickTestElement, we.startSharingWebcam);
}
async function getFullScreenWebcamButton(element) {
return await document.querySelectorAll(element)[1] !== null;
}
async function evaluateCheck(test) {
await test.waitForSelector(we.videoContainer);
const videoContainer = await test.page.evaluate(getFullScreenWebcamButton, we.presentationFullscreenButton);
const response = videoContainer !== false;
return response;
}
async function startAndCheckForWebcams(test) {
await enableWebcam(test);
const response = await evaluateCheck(test);
return response;
}
async function webcamContentCheck(test) {
await test.waitForSelector(we.videoContainer);
await test.elementRemoved(we.webcamConnecting);
const repeats = 5;
let check;
for (let i = repeats; i >= 1; i--) {
console.log(`loop ${i}`);
const checkCameras = function (i) {
const videos = document.querySelectorAll('video');
const lastVideoColor = document.lastVideoColor || {};
document.lastVideoColor = lastVideoColor;
for (let v = 0; v < videos.length; v++) {
const video = videos[v];
const canvas = document.createElement('canvas');
const context = canvas.getContext('2d');
context.drawImage(video, 0, 0, video.videoWidth, video.videoHeight);
const pixel = context.getImageData(50, 50, 1, 1).data;
const pixelString = new Array(pixel).join(' ').toString();
if (lastVideoColor[v]) {
if (lastVideoColor[v] == pixelString) {
return false;
}
}
lastVideoColor[v] = pixelString;
return true;
}
};
check = await test.page.evaluate(checkCameras, i);
await test.page.waitFor(parseInt(process.env.LOOP_INTERVAL));
}
return check === true;
}
async function clickTestElement(element) {
document.querySelectorAll(element)[0].click();
}
exports.startAndCheckForWebcams = startAndCheckForWebcams;
exports.webcamContentCheck = webcamContentCheck;
exports.evaluateCheck = evaluateCheck;
exports.getFullScreenWebcamButton = getFullScreenWebcamButton;
exports.enableWebcam = enableWebcam;