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How to use _connectOverCDPInternal method in Playwright Internal

Best JavaScript code snippet using playwright-internal

chromium.js

Source:chromium.js

...48  async connectOverCDP(metadata, endpointURL, options, timeout) {49    const controller = new _progress.ProgressController(metadata, this);50    controller.setLogName('browser');51    return controller.run(async progress => {52      return await this._connectOverCDPInternal(progress, endpointURL, options);53    }, _timeoutSettings.TimeoutSettings.timeout({54      timeout55    }));56  }57  async _connectOverCDPInternal(progress, endpointURL, options, onClose) {58    let headersMap;59    if (options.headers) headersMap = (0, _utils.headersArrayToObject)(options.headers, false);60    const artifactsDir = await _fs.default.promises.mkdtemp(ARTIFACTS_FOLDER);61    const wsEndpoint = await urlToWSEndpoint(endpointURL);62    progress.throwIfAborted();63    const chromeTransport = await _transport.WebSocketTransport.connect(progress, wsEndpoint, headersMap);64    const doClose = async () => {65      await (0, _utils.removeFolders)([artifactsDir]);66      await chromeTransport.closeAndWait();67      await (onClose === null || onClose === void 0 ? void 0 : onClose());68    };69    const browserProcess = {70      close: doClose,71      kill: doClose72    };73    const browserOptions = { ...this._playwrightOptions,74      slowMo: options.slowMo,75      name: 'chromium',76      isChromium: true,77      persistent: {78        noDefaultViewport: true79      },80      browserProcess,81      protocolLogger: _helper.helper.debugProtocolLogger(),82      browserLogsCollector: new _debugLogger.RecentLogsCollector(),83      artifactsDir,84      downloadsPath: artifactsDir,85      tracesDir: artifactsDir86    };87    progress.throwIfAborted();88    return await _crBrowser.CRBrowser.connect(chromeTransport, browserOptions);89  }90  _createDevTools() {91    // TODO: this is totally wrong when using channels.92    const directory = _registry.registry.findExecutable('chromium').directory;93    return directory ? new _crDevTools.CRDevTools(_path.default.join(directory, 'devtools-preferences.json')) : undefined;94  }95  async _connectToTransport(transport, options) {96    let devtools = this._devtools;97    if (options.__testHookForDevTools) {98      devtools = this._createDevTools();99      await options.__testHookForDevTools(devtools);100    }101    return _crBrowser.CRBrowser.connect(transport, options, devtools);102  }103  _rewriteStartupError(error) {104    // These error messages are taken from Chromium source code as of July, 2020:105    // https://github.com/chromium/chromium/blob/70565f67e79f79e17663ad1337dc6e63ee207ce9/content/browser/zygote_host/zygote_host_impl_linux.cc106    if (!error.message.includes('crbug.com/357670') && !error.message.includes('No usable sandbox!') && !error.message.includes('crbug.com/638180')) return error;107    return (0, _stackTrace.rewriteErrorMessage)(error, [`Chromium sandboxing failed!`, `================================`, `To workaround sandboxing issues, do either of the following:`, `  - (preferred): Configure environment to support sandboxing: https://github.com/microsoft/playwright/blob/master/docs/troubleshooting.md`, `  - (alternative): Launch Chromium without sandbox using 'chromiumSandbox: false' option`, `================================`, ``].join('\n'));108  }109  _amendEnvironment(env, userDataDir, executable, browserArguments) {110    return env;111  }112  _attemptToGracefullyCloseBrowser(transport) {113    const message = {114      method: 'Browser.close',115      id: _crConnection.kBrowserCloseMessageId,116      params: {}117    };118    transport.send(message);119  }120  async _launchWithSeleniumHub(progress, hubUrl, options) {121    if (!hubUrl.endsWith('/')) hubUrl = hubUrl + '/';122    const args = this._innerDefaultArgs(options);123    args.push('--remote-debugging-port=0');124    const desiredCapabilities = {125      'browserName': 'chrome',126      'goog:chromeOptions': {127        args128      }129    };130    progress.log(`<connecting to selenium> ${hubUrl}`);131    const response = await (0, _utils.fetchData)({132      url: hubUrl + 'session',133      method: 'POST',134      data: JSON.stringify({135        desiredCapabilities,136        capabilities: {137          alwaysMatch: desiredCapabilities138        }139      }),140      timeout: progress.timeUntilDeadline()141    }, async response => {142      const body = await (0, _utils.streamToString)(response);143      let message = '';144      try {145        const json = JSON.parse(body);146        message = json.value.localizedMessage || json.value.message;147      } catch (e) {}148      return new Error(`Error connecting to Selenium at ${hubUrl}: ${message}`);149    });150    const value = JSON.parse(response).value;151    const sessionId = value.sessionId;152    progress.log(`<connected to selenium> sessionId=${sessionId}`);153    const disconnectFromSelenium = async () => {154      progress.log(`<disconnecting from selenium> sessionId=${sessionId}`);155      await (0, _utils.fetchData)({156        url: hubUrl + 'session/' + sessionId,157        method: 'DELETE'158      }).catch(error => progress.log(`<error disconnecting from selenium>: ${error}`));159      progress.log(`<disconnected from selenium> sessionId=${sessionId}`);160      _processLauncher.gracefullyCloseSet.delete(disconnectFromSelenium);161    };162    _processLauncher.gracefullyCloseSet.add(disconnectFromSelenium);163    try {164      const capabilities = value.capabilities;165      const maybeChromeOptions = capabilities['goog:chromeOptions'];166      const chromeOptions = maybeChromeOptions && typeof maybeChromeOptions === 'object' ? maybeChromeOptions : undefined;167      const debuggerAddress = chromeOptions && typeof chromeOptions.debuggerAddress === 'string' ? chromeOptions.debuggerAddress : undefined;168      const chromeOptionsURL = typeof maybeChromeOptions === 'string' ? maybeChromeOptions : undefined;169      let endpointURL = capabilities['se:cdp'] || debuggerAddress || chromeOptionsURL;170      if (!['ws://', 'wss://', 'http://', 'https://'].some(protocol => endpointURL.startsWith(protocol))) endpointURL = 'http://' + endpointURL;171      return this._connectOverCDPInternal(progress, endpointURL, {172        slowMo: options.slowMo173      }, disconnectFromSelenium);174    } catch (e) {175      await disconnectFromSelenium();176      throw e;177    }178  }179  _defaultArgs(options, isPersistent, userDataDir) {180    const chromeArguments = this._innerDefaultArgs(options);181    chromeArguments.push(`--user-data-dir=${userDataDir}`);182    if (options.useWebSocket) chromeArguments.push('--remote-debugging-port=0');else chromeArguments.push('--remote-debugging-pipe');183    if (isPersistent) chromeArguments.push('about:blank');else chromeArguments.push('--no-startup-window');184    return chromeArguments;185  }...

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const browser = await chromium.launch({ headless: false });4  const context = await browser.newContext();5  const page = await context.newPage();6  await page.screenshot({ path: `example.png` });7  await browser.close();8})();9const { chromium } = require('playwright');10(async () => {11  const browser = await chromium.connectOverCDP({12  });13  const page = await browser.newPage();14  await page.screenshot({ path: `example.png` });15  await browser.close();16})();17### connectOverCDP(options)

Using AI Code Generation

1const playwright = require('playwright');2const { chromium } = playwright;3const { _connectOverCDPInternal } = chromium;4(async () => {5    const page = await browser.newPage();6    await page.screenshot({ path: 'example.png' });7    await browser.close();8})();9const playwright = require('playwright');10const { chromium } = playwright;11const { _connectOverCDPInternal } = chromium;12(async () => {13    const page = await browser.newPage();14    await page.screenshot({ path: 'example.png' });15    await browser.close();16})();

Using AI Code Generation

1const { _connectOverCDPInternal } = require('playwright/lib/server/cdpsession');2const { chromium } = require('playwright');3(async () => {4  const browser = await chromium.launch();5  const browserWSEndpoint = browser.wsEndpoint();6  const cdp = await _connectOverCDPInternal(browserWSEndpoint, 'browser');7  const { targetInfos } = await cdp.send('Target.getTargets');8  const pageTarget = targetInfos.find(target => target.type === 'page' && target.url !== 'about:blank');9  const pageCDPSession = await cdp.createSession(pageTarget);10  await pageCDPSession.send('Runtime.evaluate', { expression: 'console.log("hello")' });11  await cdp.disconnect();12  await browser.close();13})();14### Using the browserType.connect() method15const { chromium } = require('playwright');16(async () => {17  const browser = await chromium.launch();18  const browserWSEndpoint = browser.wsEndpoint();19  const browser2 = await chromium.connect({ wsEndpoint: browserWSEndpoint });20  const context = await browser2.newContext();21  const page = await context.newPage();22  await browser2.close();23  await browser.close();24})();25### Using the browserType.connectOverCDP() method26const { chromium } = require('playwright');27(async () => {28  const browser = await chromium.launch();29  const browserWSEndpoint = browser.wsEndpoint();30  const cdp = await chromium.connectOverCDP({ wsEndpoint: browserWSEndpoint });31  const { targetInfos } = await cdp.send('Target.getTargets');32  const pageTarget = targetInfos.find(target => target.type === 'page' && target.url !== 'about:blank');33  const pageCDPSession = await cdp.createSession(pageTarget);34  await pageCDPSession.send('Runtime.evaluate', { expression: 'console.log("hello")' });35  await cdp.disconnect();36  await browser.close();37})();38- `browserType.connect(options)` <[Object]>

Using AI Code Generation

1const playwright = require('playwright');2const { chromium } = require('playwright-internal');3const { _connectOverCDPInternal } = chromium;4async function main() {5    const browser = await _connectOverCDPInternal({6    });7    const context = await browser.newContext();8    const page = await context.newPage();9    await page.screenshot({ path: `google.png` });10    await browser.close();11}12main();13const playwright = require('playwright');14async function main() {15    const browser = await playwright.chromium._connectOverCDP({16    });17    const context = await browser.newContext();18    const page = await context.newPage();19    await page.screenshot({ path: `google.png` });20    await browser.close();21}22main();23* [browser.newContext([options])](#browsernewcontextoptions)24* [browser.close([options])](#browsercloseoptions)25* [browser.isConnected()](#browserisconnected)26* [browser.version()](#browserversion)27* [browser.process()](#browserprocess)28* [browser.defaultContext()](#browserdefaultcontext)29* [browser.contexts()](#browsercontexts)30* [browser.waitForTarget(predicate[, options])](#browserwaitfortargetpredicate-options)31* [browser.targets()](#browsertargets)32* [browser.disconnect()](#browserdisconnect)33* [browser._connectOverCDP(options)](#browser_connectovercdpoptions)34* [browser._defaultContextOptions()](#browser_defaultcontextoptions)35* [browser._defaultLaunchOptions()](#browser_defaultlaunchoptions)

Using AI Code Generation

1const playwright = require('playwright');2const { chromium } = playwright;3(async () => {4  const context = await browser.newContext();5  const page = await context.newPage();6  await page.screenshot({ path: `example.png` });7  await browser.close();8})();

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const context = await browser.newContext();4  const page = await context.newPage();5  await page.screenshot({ path: 'example.png' });6  await browser.close();7})();8const { chromium } = require('playwright');9(async () => {10  const context = await browser.newContext();11  const page = await context.newPage();12  await page.screenshot({ path: 'example.png' });13  await browser.close();14})();15const { chromium } = require('playwright');16(async () => {17  const context = await browser.newContext();18  const page = await context.newPage();19  await page.screenshot({ path: 'example.png' });20  await browser.close();21})();22const { chromium } = require('playwright');23(async () => {

Playwright tutorial

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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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