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How to use prepareBrowserContextParams method in Playwright Internal

Best JavaScript code snippet using playwright-internal

browserContext.js

Source:browserContext.js

...341    await this._channel.recorderSupplementEnable(params);342  }343}344exports.BrowserContext = BrowserContext;345async function prepareBrowserContextParams(options) {346  if (options.videoSize && !options.videosPath) throw new Error(`"videoSize" option requires "videosPath" to be specified`);347  if (options.extraHTTPHeaders) network.validateHeaders(options.extraHTTPHeaders);348  const contextParams = { ...options,349    viewport: options.viewport === null ? undefined : options.viewport,350    noDefaultViewport: options.viewport === null,351    extraHTTPHeaders: options.extraHTTPHeaders ? (0, _utils.headersObjectToArray)(options.extraHTTPHeaders) : undefined,352    storageState: typeof options.storageState === 'string' ? JSON.parse(await _fs.default.promises.readFile(options.storageState, 'utf8')) : options.storageState353  };354  if (!contextParams.recordVideo && options.videosPath) {355    contextParams.recordVideo = {356      dir: options.videosPath,357      size: options.videoSize358    };359  }...

browser.js

Source:browser.js

1"use strict";2Object.defineProperty(exports, "__esModule", {3  value: true4});5exports.Browser = void 0;6var _browserContext = require("./browserContext");7var _channelOwner = require("./channelOwner");8var _events = require("./events");9var _errors = require("../utils/errors");10var _cdpSession = require("./cdpSession");11/**12 * Copyright (c) Microsoft Corporation.13 *14 * Licensed under the Apache License, Version 2.0 (the "License");15 * you may not use this file except in compliance with the License.16 * You may obtain a copy of the License at17 *18 * http://www.apache.org/licenses/LICENSE-2.019 *20 * Unless required by applicable law or agreed to in writing, software21 * distributed under the License is distributed on an "AS IS" BASIS,22 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.23 * See the License for the specific language governing permissions and24 * limitations under the License.25 */26class Browser extends _channelOwner.ChannelOwner {27  static from(browser) {28    return browser._object;29  }30  static fromNullable(browser) {31    return browser ? Browser.from(browser) : null;32  }33  constructor(parent, type, guid, initializer) {34    super(parent, type, guid, initializer);35    this._contexts = new Set();36    this._isConnected = true;37    this._closedPromise = void 0;38    this._shouldCloseConnectionOnClose = false;39    this._browserType = void 0;40    this._name = void 0;41    this._localUtils = void 0;42    this._name = initializer.name;43    this._channel.on('close', () => this._didClose());44    this._closedPromise = new Promise(f => this.once(_events.Events.Browser.Disconnected, f));45  }46  _setBrowserType(browserType) {47    this._browserType = browserType;48    for (const context of this._contexts) context._setBrowserType(browserType);49  }50  async newContext(options = {}) {51    var _this$_browserType$_o, _this$_browserType;52    options = { ...this._browserType._defaultContextOptions,53      ...options54    };55    const contextOptions = await (0, _browserContext.prepareBrowserContextParams)(options);56    const context = _browserContext.BrowserContext.from((await this._channel.newContext(contextOptions)).context);57    context._options = contextOptions;58    this._contexts.add(context);59    context._logger = options.logger || this._logger;60    context._setBrowserType(this._browserType);61    context._localUtils = this._localUtils;62    await ((_this$_browserType$_o = (_this$_browserType = this._browserType)._onDidCreateContext) === null || _this$_browserType$_o === void 0 ? void 0 : _this$_browserType$_o.call(_this$_browserType, context));63    return context;64  }65  contexts() {66    return [...this._contexts];67  }68  version() {69    return this._initializer.version;70  }71  async newPage(options = {}) {72    const context = await this.newContext(options);73    const page = await context.newPage();74    page._ownedContext = context;75    context._ownerPage = page;76    return page;77  }78  isConnected() {79    return this._isConnected;80  }81  async newBrowserCDPSession() {82    return _cdpSession.CDPSession.from((await this._channel.newBrowserCDPSession()).session);83  }84  async startTracing(page, options = {}) {85    await this._channel.startTracing({ ...options,86      page: page ? page._channel : undefined87    });88  }89  async stopTracing() {90    return Buffer.from((await this._channel.stopTracing()).binary, 'base64');91  }92  async close() {93    try {94      if (this._shouldCloseConnectionOnClose) this._connection.close(_errors.kBrowserClosedError);else await this._channel.close();95      await this._closedPromise;96    } catch (e) {97      if ((0, _errors.isSafeCloseError)(e)) return;98      throw e;99    }100  }101  _didClose() {102    this._isConnected = false;103    this.emit(_events.Events.Browser.Disconnected, this);104  }105}...

Using AI Code Generation

1const { prepareBrowserContextParams } = require('playwright/lib/server/browserContext');2const { chromium } = require('playwright');3(async () => {4  const browser = await chromium.launch();5  const context = await browser.newContext(prepareBrowserContextParams({6    viewport: {7    },8  }));9  const page = await context.newPage();10  await page.screenshot({ path: `example.png` });11  await browser.close();12})();13### `prepareBrowserContextParams(options)`

Using AI Code Generation

1const { chromium } = require('playwright');2const { prepareBrowserContextParams } = require('playwright/lib/server/browserType');3(async () => {4    const browser = await chromium.launch();5    const context = await browser.newContext(prepareBrowserContextParams({6        viewport: { width: 600, height: 600 },7        geolocation: { longitude: 12.492507, latitude: 41.889938 },8        httpCredentials: { username: 'user', password: 'pass' },9        extraHTTPHeaders: { foo: 'bar' },10        httpState: { extraHeaders: { foo: 'bar' } },11        storageState: { cookies: [{ name: 'example-cookie', value: 'best' }] }12    }));13    const page = await context.newPage();14    await browser.close();15})();16const { chromium } = require('playwright');17const { prepareBrowserContextParams } = require('playwright/lib/server/browserType');18(async () => {19    const browser = await chromium.launchPersistentContext('data-dir', prepareBrowserContextParams({20        viewport: { width: 600, height: 600 },21        geolocation: { longitude: 12.492507, latitude: 41.889938 },22        httpCredentials: { username: 'user', password: 'pass' },23        extraHTTPHeaders: { foo: 'bar' },24        httpState: { extra

Using AI Code Generation

1const { prepareBrowserContextParams } = require('playwright/lib/server/browserContext');2const { chromium } = require('playwright');3(async () => {4  const browserServer = await chromium.launchServer();5  const wsEndpoint = browserServer.wsEndpoint();6  const browser = await chromium.connect({ wsEndpoint });7  const browserContext = await browser.newContext();8  const browserContextParams = prepareBrowserContextParams(browserContext);9  console.log(browserContextParams);10  await browserServer.close();11})();

Using AI Code Generation

1const { prepareBrowserContextParams } = require('playwright/lib/server/browserContext');2const { BrowserType } = require('playwright/lib/server/browserType');3const { Browser } = require('playwright/lib/server/browser');4const { BrowserContext } = require('playwright/lib/server/browserContext');5const browserType = new BrowserType('chromium', '/path/to/chromium');6const browser = new Browser(browserType, '/path/to/browser', 'browserId');7const context = new BrowserContext(browser, 'contextId', prepareBrowserContextParams({8  viewport: {9  }10}));11const { prepareBrowserContextParams } = require('playwright/lib/server/browserContext');12const { BrowserType } = require('playwright/lib/server/browserType');13const { Browser } = require('playwright/lib/server/browser');14const { BrowserContext } = require('playwright/lib/server/browserContext');15const browserType = new BrowserType('chromium', '/path/to/chromium');16const browser = new Browser(browserType, '/path/to/browser', 'browserId');17const context = new BrowserContext(browser, 'contextId', prepareBrowserContextParams({18  viewport: {19  }20}));21const { prepareBrowserContextParams } = require('playwright/lib/server/browserContext');22const { BrowserType } = require('playwright/lib/server/browserType');23const { Browser } = require('playwright/lib/server/browser');24const { BrowserContext } = require('playwright/lib/server/browserContext');25const browserType = new BrowserType('chromium', '/path/to/chromium');26const browser = new Browser(browserType, '/path/to/browser', 'browserId');27const context = new BrowserContext(browser, 'contextId', prepareBrowserContextParams({28  viewport: {29  }30}));31const { prepareBrowserContextParams } = require('playwright/lib/server/browserContext');32const { BrowserType } = require('playwright/lib/server/browserType');33const { Browser } = require('playwright

Using AI Code Generation

1const playwright = require('playwright');2const { prepareBrowserContextParams } = require('playwright/lib/server/browserContext');3const { chromium } = playwright;4const browser = await chromium.launch();5const context = await browser.newContext();6const params = prepareBrowserContextParams(context);7console.log(params);8await browser.close();

Using AI Code Generation

1const { prepareBrowserContextParams } = require('playwright/lib/server/browserContext');2const { launch } = require('playwright')3(async () => {4  const browser = await launch();5  const context = await browser.newContext();6  const params = await prepareBrowserContextParams(context);7  console.log(params);8  await browser.close();9})();10{ viewport: { width: 1280, height: 720 },11   'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/77.0.3844.0 Safari/537.36',12  permissions: {},13  extraHTTPHeaders: {} }14const { prepareStorageState } = require('playwright/lib/server/browserContext');15const { launch } = require('playwright')16(async () => {17  const browser = await launch();18  const context = await browser.newContext();19  const storageState = await prepareStorageState(context);20  console.log(storageState);21  await browser.close();22})();23{ cookies: [],24  sessionStorage: [] }25const { prepareTracing } = require('playwright/lib/server/browserContext');26const { launch } = require('playwright')27(async () => {28  const browser = await launch();29  const context = await browser.newContext();30  const tracing = await prepareTracing(context, { screenshots: true, snapshots: true });31  console.log(tracing);32  await browser.close();33})();34{ screenshots: true, snapshots: true }35const { prepareVideo } = require

Using AI Code Generation

1const { prepareBrowserContextParams } = require('@playwright/test/lib/server/browserContext');2const browserContextParams = prepareBrowserContextParams({3  launchOptions: {4  },5  contextOptions: {6    viewport: { width: 1280, height: 720 },7  },8  testOptions: {9    use: {10    },11  },12  config: {13    use: {14    },15  },16});17console.log(browserContextParams);

Playwright tutorial

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Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
Functions and Selectors in Playwright: Learn how to launch the Chromium browser with Playwright. Also, gain a better understanding of some important functions like “BrowserContext,” which allows you to run multiple browser sessions, and “newPage” which interacts with a page.
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