/** * Copyright 2021 Google Inc. All rights reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ import {NetworkConditions} from './NetworkManager.js'; /** * A list of network conditions to be used with * `page.emulateNetworkConditions(networkConditions)`. Actual list of predefined * conditions can be found in * {@link https://github.com/puppeteer/puppeteer/blob/main/src/common/NetworkConditions.ts | src/common/NetworkConditions.ts}. * * @example * * ```js * const puppeteer = require('puppeteer'); * const slow3G = puppeteer.networkConditions['Slow 3G']; * * (async () => { * const browser = await puppeteer.launch(); * const page = await browser.newPage(); * await page.emulateNetworkConditions(slow3G); * await page.goto('https://www.google.com'); * // other actions... * await browser.close(); * })(); * ``` * * @public */ export const networkConditions: Readonly<{ 'Slow 3G': NetworkConditions; 'Fast 3G': NetworkConditions; }> = Object.freeze({ 'Slow 3G': { download: ((500 * 1000) / 8) * 0.8, upload: ((500 * 1000) / 8) * 0.8, latency: 400 * 5, }, 'Fast 3G': { download: ((1.6 * 1000 * 1000) / 8) * 0.9, upload: ((750 * 1000) / 8) * 0.9, latency: 150 * 3.75, }, });