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puppeteer-devtools-protocol.js
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puppeteer-devtools-protocol.js
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'use strict';
const puppeteer = require('puppeteer');
const throughputKBs = process.env.throughput || 200;
(async () => {
const browser = await puppeteer.launch({
executablePath: 'C:\\Program Files (x86)\\Google\\Chrome\\Application\\chrome.exe',
headless: false
});
const page = await browser.newPage();
const client = await page.target().createCDPSession();
await client.send('Network.emulateNetworkConditions', {
offline: false,
latency: 200,
downloadThroughput: throughputKBs * 1024,
uploadThroughput: throughputKBs * 1024
});
const start = (new Date()).getTime();
await client.send('Page.navigate', {
'url': 'https://automationrhapsody.com'
});
await page.waitForNavigation({
timeout: 240000,
waitUntil: 'load'
});
const end = (new Date()).getTime();
const totalTimeSeconds = (end - start) / 1000;
console.log(`Page loaded for ${totalTimeSeconds} seconds when connection is ${throughputKBs}Kbit/s`);
await browser.close();
})();