KaneAI - World’s First E2E Software Testing Agent.Signup for Private Beta Join TestMu Conference

How to use tryHydrate method in Playwright Internal

Best JavaScript code snippet using playwright-internal

ReactFiberHydrationContext.old.js

Source:ReactFiberHydrationContext.old.js

...93          return;94      }95    }96  }97  function tryHydrate(fiber, nextInstance) {98    switch (fiber.tag) {99      case HostComponent:100        {101          var type = fiber.type;102          var props = fiber.pendingProps;103          var instance = canHydrateInstance(nextInstance, type);104          if (instance !== null) {105            fiber.stateNode = instance;106            return true;107          }108          return false;109        }110      case HostText:111        {112          var text = fiber.pendingProps;113          var textInstance = canHydrateTextInstance(nextInstance, text);114          if (textInstance !== null) {115            fiber.stateNode = textInstance;116            return true;117          }118          return false;119        }120      case SuspenseComponent:121        {122          {123            var suspenseInstance = canHydrateSuspenseInstance(nextInstance);124            if (suspenseInstance !== null) {125              var suspenseState = {126                dehydrated: suspenseInstance,127                retryLane: OffscreenLane128              };129              fiber.memoizedState = suspenseState; // Store the dehydrated fragment as a child fiber.130              // This simplifies the code for getHostSibling and deleting nodes,131              // since it doesn't have to consider all Suspense boundaries and132              // check if they're dehydrated ones or not.133              var dehydratedFragment = createFiberFromDehydratedFragment(suspenseInstance);134              dehydratedFragment.return = fiber;135              fiber.child = dehydratedFragment;136              return true;137            }138          }139          return false;140        }141      default:142        return false;143    }144  }145  function tryToClaimNextHydratableInstance(fiber) {146    if (!isHydrating) {147      return;148    }149    var nextInstance = nextHydratableInstance;150    if (!nextInstance) {151      // Nothing to hydrate. Make it an insertion.152      insertNonHydratedInstance(hydrationParentFiber, fiber);153      isHydrating = false;154      hydrationParentFiber = fiber;155      return;156    }157    var firstAttemptedInstance = nextInstance;158    if (!tryHydrate(fiber, nextInstance)) {159      // If we can't hydrate this instance let's try the next one.160      // We use this as a heuristic. It's based on intuition and not data so it161      // might be flawed or unnecessary.162      nextInstance = getNextHydratableSibling(firstAttemptedInstance);163      if (!nextInstance || !tryHydrate(fiber, nextInstance)) {164        // Nothing to hydrate. Make it an insertion.165        insertNonHydratedInstance(hydrationParentFiber, fiber);166        isHydrating = false;167        hydrationParentFiber = fiber;168        return;169      } // We matched the next one, we'll now assume that the first one was170      // superfluous and we'll delete it. Since we can't eagerly delete it171      // we'll have to schedule a deletion. To do that, this node needs a dummy172      // fiber associated with it.173      deleteHydratableInstance(hydrationParentFiber, firstAttemptedInstance);174    }175    hydrationParentFiber = fiber;176    nextHydratableInstance = getFirstHydratableChild(nextInstance);177  }...

ReactFiberHydrationContext.js

Source:ReactFiberHydrationContext.js

...118    hydrationParentFiber = fiber;119    return;120  }121  const firstAttemptedInstance = nextInstance;122  if (!tryHydrate(fiber, nextInstance)) {123    nextInstance = getNextHydratableSibling(firstAttemptedInstance);124    if (!nextInstance || !tryHydrate(fiber, nextInstance)) {125      insertNonHydratedInstance(hydrationParentFiber, fiber);126      isHydrating = false;127      hydrationParentFiber = fiber;128      return;129    }130    deleteHydratableInstance(hydrationParentFiber, firstAttemptedInstance);131  }132  hydrationParentFiber = fiber;133  nextHydratableInstance = getFirstHydratableChild(nextInstance);134};135const prepareToHydrateHostInstance = (136  fiber,137  rootContainerInstance,138  hostContext...

Using AI Code Generation

1const { PlaywrightInternal } = require('playwright-core/lib/server/playwright');2const { BrowserServer } = require('playwright-core/lib/server/browserServer');3const { BrowserContext } = require('playwright-core/lib/server/browserContext');4const internal = PlaywrightInternal.create();5const browserServer = await internal.launchServer({6});7const browser = await internal.connectOverCDP({8    wsEndpoint: browserServer.wsEndpoint(),9});10const context = await browser.newContext();11const page = await context.newPage();12await browser.close();13await browserServer.close();14const { PlaywrightInternal } = require('playwright-core/lib/server/playwright');15const { BrowserServer } = require('playwright-core/lib/server/browserServer');16const { BrowserContext } = require('playwright-core/lib/server/browserContext');17const internal = PlaywrightInternal.create();18const browserServer = await internal.launchServer({19});20const browser = await internal.connectOverCDP({21    wsEndpoint: browserServer.wsEndpoint(),22});23const context = await browser.newContext();24const page = await context.newPage();25await browser.close();26await browserServer.close();27const { PlaywrightInternal } = require('playwright-core/lib/server/playwright');28const { BrowserServer } = require('playwright-core/lib/server/browserServer');29const { BrowserContext } = require('playwright-core/lib/server/browserContext');30const internal = PlaywrightInternal.create();31const browserServer = await internal.launchServer({32});33const browser = await internal.connectOverCDP({34    wsEndpoint: browserServer.wsEndpoint(),35});36const context = await browser.newContext();

Using AI Code Generation

1const { PlaywrightInternal } = require('playwright/lib/server/playwright');2const { Browser } = require('playwright/lib/server/browser');3const { BrowserContext } = require('playwright/lib/server/browserContext');4const { Page } = require('playwright/lib/server/page');5const { Frame } = require('playwright/lib/server/frames');6const { ElementHandle } = require('playwright/lib/server/dom');7const { JSHandle } = require('playwright/lib/server/jsHandle');8const playwrightInternal = new PlaywrightInternal();9const browser = await playwrightInternal.launchBrowser('chromium');10const context = await browser.newContext();11const page = await context.newPage();12const frame = await page.mainFrame();13const elementHandle = await frame.$('body');14const jsHandle = await elementHandle.getProperty('innerHTML');15const elementHandle2 = await jsHandle.asElement();16const hydratedElementHandle = await ElementHandle.tryHydrate(playwrightInternal, elementHandle._guid);17const hydratedJSHandle = await JSHandle.tryHydrate(playwrightInternal, jsHandle._guid);18const hydratedElementHandle2 = await ElementHandle.tryHydrate(playwrightInternal, elementHandle2._guid);19console.log('Hydrated ElementHandle: ', hydratedElementHandle);20console.log('Hydrated JSHandle: ', hydratedJSHandle);21console.log('Hydrated ElementHandle2: ', hydratedElementHandle2);22const hydratedBrowser = await Browser.hydrate(playwrightInternal, browser._guid);23const hydratedContext = await BrowserContext.hydrate(playwrightInternal, context._guid);24const hydratedPage = await Page.hydrate(playwrightInternal, page._guid);25const hydratedFrame = await Frame.hydrate(playwrightInternal, frame._guid);26console.log('Hydrated Browser: ', hydratedBrowser);27console.log('Hydrated Context: ', hydratedContext);28console.log('Hydrated Page: ', hydratedPage);29console.log('Hydrated Frame: ', hydratedFrame);30const hydratedHydratedElementHandle = await ElementHandle.hydrate(playwrightInternal, hydratedElementHandle._guid);31const hydratedHydratedJSHandle = await JSHandle.hydrate(playwrightInternal, hydratedJSHandle._guid);32const hydratedHydratedElementHandle2 = await ElementHandle.hydrate(playwrightInternal, hydratedElementHandle2._guid);

Using AI Code Generation

1const { Playwright } = require('playwright-core');2const { chromium } = Playwright;3(async () => {4  const browser = await chromium.launch();5  const page = await browser.newPage();6  const context = await browser.newContext();7  await context.close();8  await browser.close();9})();

Using AI Code Generation

1const { Playwright } = require('playwright');2const playwright = new Playwright();3const { BrowserType } = require('playwright/lib/server/browserType');4const { Browser } = require('playwright/lib/server/browser');5const { Page } = require('playwright/lib/server/page');6async function main() {7  const browserType = await playwright.chromium.launchServer({8  });9  const browser = await browserType.connect();10  const page = await browser.newPage();11  const page1 = await browser.newPage();12  const page2 = await browser.newPage();13  const page3 = await browser.newPage();14  const page4 = await browser.newPage();15  const page5 = await browser.newPage();16  const page6 = await browser.newPage();17  const page7 = await browser.newPage();18  const page8 = await browser.newPage();19  const page9 = await browser.newPage();20  const page10 = await browser.newPage();21  const page11 = await browser.newPage();22  const page12 = await browser.newPage();23  const page13 = await browser.newPage();24  const page14 = await browser.newPage();25  const page15 = await browser.newPage();26  const page16 = await browser.newPage();27  const page17 = await browser.newPage();28  const page18 = await browser.newPage();

Using AI Code Generation

1const { Playwright } = require('playwright');2const path = require('path');3(async () => {4  const playwright = new Playwright();5  const browserServer = await playwright.chromium.launchServer({6  });7  const context = await playwright.chromium.tryHydrate({8    downloadsPath: path.join(__dirname, 'downloads'),9  });10  const page = await context.newPage();11  await page.screenshot({ path: 'example.png' });12  await browserServer.close();13})();14const { chromium } = require('playwright');15const path = require('path');16(async () => {17  const browserServer = await chromium.launchServer({

Using AI Code Generation

1const { Playwright } = require('playwright');2const { PlaywrightInternal } = require('playwright/lib/server/playwright');3const { BrowserType } = require('playwright/lib/server/browserType');4const { BrowserServer } = require('playwright/lib/server/browserServer');5const { BrowserContext } = require('playwright/lib/server/browserContext');6const { Page } = require('playwright/lib/server/page');7const { Frame } = require('playwright/lib/server/frame');8const { ElementHandle } = require('playwright/lib/server/elementHandler');9const { JSHandle } = require('playwright/lib/server/jsHandle');10const { ConsoleMessage } = require('playwright/lib/server/console');11const { Worker } = require('playwright/lib/server/worker');12const { Download } = require('playwright/lib/server/download');13const { WebSocketTransport } = require('playwright/lib/server/webSocketTransport');14const { Connection } = require('playwright/lib/server/connection');15const { Browser } = require('playwright/lib/server/browser');16const { ChromiumBrowser } = require('playwright/lib/server/chromium/chromiumBrowser');17const { ChromiumBrowserContext } = require('playwright/lib/server/chromium/chromiumBrowserContext');18const { ChromiumPage } = require('playwright/lib/server/chromium/chromiumPage');19const { ChromiumNetworkManager } = require('playwright/lib/server/chromium/chromiumNetworkManager');20const { ChromiumFrame } = require('playwright/lib/server/chromium/chromiumFrame');21const { ChromiumExecutionContext } = require('playwright/lib/server/chromium/chromiumExecutionContext');22const { ChromiumCDPSession } = require('playwright/lib/server/chromium/chromiumConnection');23const { FFBrowser } = require('playwright/lib/server/firefox/firefoxBrowser');24const { FFPage } = require('playwright/lib/server/firefox/firefoxPage');25const { FFNetworkManager } = require('playwright/lib/server/firefox/firefoxNetworkManager');26const { FFFrame } = require('playwright/lib/server/firefox/firefoxFrame');27const { FFExecutionContext } = require('playwright/lib/server/firefox/firefoxExecutionContext');28const { WebKitBrowser } = require('playwright/lib/server/webkit/webkitBrowser');29const { WebKitPage } = require('playwright/lib/server/webkit/webkitPage');30const { WebKitNetworkManager } = require('playwright/lib/server/webkit/webkitNetworkManager');31const { Web

Using AI Code Generation

1const { InternalAPI } = require('@playwright/test/lib/server/internal-api');2const { Playwright } = require('@playwright/test/lib/server/playwright');3const { BrowserContext } = require('@playwright/test/lib/server/browserContext');4const { Browser } = require('@playwright/test/lib/server/browser');5const { BrowserServer } = require('@playwright/test/lib/server/browserServer');6const { Page } = require('@playwright/test/lib/server/page');7const { ElementHandle } = require('@playwright/test/lib/server/dom');8const { Frame } = require('@playwright/test/lib/server/frames');9const { Worker } = require('@playwright/test/lib/server/worker');10const { Route } = require('@playwright/test/lib/server/network');11const { Selectors } = require('@playwright/test/lib/server/selectors');12const { JSHandle } = require('@playwright/test/lib/server/javascript');13const internalAPI = new InternalAPI();14const playwright = new Playwright(internalAPI);15const browser = new Browser(internalAPI, playwright, 'chromium', 'chromium');16const browserServer = new BrowserServer(internalAPI, browser, 'chromium');17const context = new BrowserContext(internalAPI, browser, browserServer, 'chromium');18const page = new Page(internalAPI, context, 'chromium');19const elementHandle = new ElementHandle(internalAPI, page, 'chromium');20const frame = new Frame(internalAPI, page, 'chromium');21const worker = new Worker(internalAPI, frame, 'chromium');22const route = new Route(internalAPI, page, 'chromium');23const selectors = new Selectors(internalAPI, page, 'chromium');24const jsHandle = new JSHandle(internalAPI, page, 'chromium');25console.log(internalAPI.tryHydrate(browser));26console.log(internalAPI.tryHydrate(browserServer));27console.log(internalAPI.tryHydrate(context));28console.log(internalAPI.tryHydrate(page));29console.log(internalAPI.tryHydrate(elementHandle));30console.log(internalAPI.tryHydrate(frame));31console.log(internalAPI.tryHydrate(worker));32console.log(internalAPI.tryHydrate(route));33console.log(internalAPI.tryHydrate(selectors));34console.log(internalAPI.tryHydrate(jsHandle));35console.log(browser._guid);36console.log(browser

Using AI Code Generation

1const { Playwright } = require('@playwright/test');2const playwright = Playwright.create();3const { webkit } = playwright;4const { Browser } = webkit;5const browser = await Browser.connect({6});7const context = await browser.newContext();8const page = await context.newPage();9await page.screenshot({ path: `example.png` });10await browser.close();11const { Playwright } = require('@playwright/test');12const playwright = Playwright.create();13const { webkit } = playwright;14const { Browser } = webkit;15const browser = await Browser.connect({16});17const context = await browser.newContext();18const page = await context.newPage();19await page.screenshot({ path: `example.png` });20await browser.close();21const { Playwright } = require('@playwright/test');22const playwright = Playwright.create();23const { webkit } = playwright;24const { Browser } = webkit;25const browser = await Browser.connect({26});27const context = await browser.newContext();28const page = await context.newPage();29await page.screenshot({ path: `example.png` });30await browser.close();31const { Playwright } = require('@playwright/test');32const playwright = Playwright.create();33const { webkit } = playwright;34const { Browser } = webkit;35const browser = await Browser.connect({36});37const context = await browser.newContext();38const page = await context.newPage();39await page.screenshot({ path: `example.png` });40await browser.close();

Using AI Code Generation

1const { chromium } = require('playwright');2const { PlaywrightInternal } = require('playwright/lib/server/playwright');3const { launch } = PlaywrightInternal.prototype;4PlaywrightInternal.prototype.launch = async function (options) {5  if (options && options.useHydrate) {6    const browser = await this.tryHydrate(options);7    if (browser) {8      return browser;9    }10  }11  return await launch.call(this, options);12};13(async () => {14  const browser = await chromium.launch({ useHydrate: true });15  const context = await browser.newContext();16  const page = await context.newPage();17  await page.screenshot({ path: 'example.png' });18  await browser.close();19})();

Using AI Code Generation

1const { PlaywrightInternal } = require('playwright/lib/server/playwright');2const playwright = new PlaywrightInternal();3const browser = playwright.tryHydrate({ name: 'chromium', type: 'browser' });4console.log(browser);5const { BrowserTypeInternal } = require('playwright/lib/server/browserType');6const browserType = new BrowserTypeInternal();7const browser = browserType.tryHydrate({ name: 'chromium', type: 'browser' });8console.log(browser);9const { BrowserInternal } = require('playwright/lib/server/browser');10const browser = new BrowserInternal();11const browser = browser.tryHydrate({ name: 'chromium', type: 'browser' });12console.log(browser);13const { PageInternal } = require('playwright/lib/server/page');14const page = new PageInternal();15const page = page.tryHydrate({ name: 'chromium', type: 'browser' });16console.log(page);17Browser {18  _initializer: { name: 'chromium', type: 'browser' },19  _playwright: Playwright {20    _initializer: { name: 'chromium', type: 'browser' },21    _browserType: BrowserType {22      _env: {},23      _closeCallback: [Function (anonymous)],24    },25    _defaultBrowserOptions: { headless: true },26  },

Playwright tutorial

LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.

Chapters:

What is Playwright : Playwright is comparatively new but has gained good popularity. Get to know some history of the Playwright with some interesting facts connected with it.
How To Install Playwright : Learn in detail about what basic configuration and dependencies are required for installing Playwright and run a test. Get a step-by-step direction for installing the Playwright automation framework.
Playwright Futuristic Features: Launched in 2020, Playwright gained huge popularity quickly because of some obliging features such as Playwright Test Generator and Inspector, Playwright Reporter, Playwright auto-waiting mechanism and etc. Read up on those features to master Playwright testing.
What is Component Testing: Component testing in Playwright is a unique feature that allows a tester to test a single component of a web application without integrating them with other elements. Learn how to perform Component testing on the Playwright automation framework.
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.
Handling Alerts and Dropdowns in Playwright : Playwright interact with different types of alerts and pop-ups, such as simple, confirmation, and prompt, and different types of dropdowns, such as single selector and multi-selector get your hands-on with handling alerts and dropdown in Playright testing.
Playwright vs Puppeteer: Get to know about the difference between two testing frameworks and how they are different than one another, which browsers they support, and what features they provide.
Run Playwright Tests on LambdaTest: Playwright testing with LambdaTest leverages test performance to the utmost. You can run multiple Playwright tests in Parallel with the LammbdaTest test cloud. Get a step-by-step guide to run your Playwright test on the LambdaTest platform.
Playwright Python Tutorial: Playwright automation framework support all major languages such as Python, JavaScript, TypeScript, .NET and etc. However, there are various advantages to Python end-to-end testing with Playwright because of its versatile utility. Get the hang of Playwright python testing with this chapter.
Playwright End To End Testing Tutorial: Get your hands on with Playwright end-to-end testing and learn to use some exciting features such as TraceViewer, Debugging, Networking, Component testing, Visual testing, and many more.
Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.