How to use addInitScript method in Playwright Internal

Best JavaScript code snippet using playwright-internal

ytbplay.js

Source:ytbplay.js Github

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...191 }192 }193 evasions.forEach(e => e().onPageCreated(stealth));194 for (let evasion of stealth.callbacks) {195 await page.addInitScript(evasion.cb, evasion.a);196 }197 page.setDefaultTimeout(0);198 await evaluateOnNewDocument(page);199 return {browser,page};200 }201 catch (error) {202 log(error.stack);203 }204 };205 async function khoitao_lauch(browsertype,sock)206 {207 try {208 let launchoptionchrome={209 //headless :false,210 211 chromiumSandbox:false,212 args:[213 '--no-sandbox',214 '--no-pings',215 '--no-zygote',216 '--mute-audio',217 '--no-first-run',218 '--no-default-browser-check',219 '--disable-software-rasterizer',220 '--disable-cloud-import',221 '--disable-gesture-typing',222 '--disable-setuid-sandbox',223 '--disable-offer-store-unmasked-wallet-cards',224 '--disable-offer-upload-credit-cards',225 '--disable-print-preview',226 '--disable-voice-input',227 '--disable-wake-on-wifi',228 '--disable-cookie-encryption',229 '--ignore-gpu-blocklist',230 '--enable-async-dns',231 '--enable-simple-cache-backend',232 '--enable-tcp-fast-open',233 '--enable-webgl',234 '--prerender-from-omnibox=disabled',235 '--enable-web-bluetooth',236 '--ignore-certificate-errors',237 '--ignore-certificate-errors-spki-list',238 '--disable-site-isolation-trials',239 '--disable-features=AudioServiceOutOfProcess,IsolateOrigins,site-per-process,TranslateUI,BlinkGenPropertyTrees', // do not disable UserAgentClientHint240 '--aggressive-cache-discard',241 '--disable-extensions',242 '--disable-blink-features',243 '--disable-blink-features=AutomationControlled',244 '--disable-ipc-flooding-protection',245 '--enable-features=NetworkService,NetworkServiceInProcess,TrustTokens,TrustTokensAlwaysAllowIssuance', // support ServiceWorkers246 '--disable-component-extensions-with-background-pages',247 '--disable-default-apps',248 '--disable-breakpad',249 '--disable-component-update',250 '--disable-domain-reliability',251 '--disable-sync',252 '--disable-client-side-phishing-detection',253 '--disable-hang-monitor',254 '--disable-popup-blocking',255 '--disable-prompt-on-repost',256 '--metrics-recording-only',257 '--safebrowsing-disable-auto-update',258 '--password-store=basic',259 '--autoplay-policy=no-user-gesture-required',260 '--use-mock-keychain',261 '--force-webrtc-ip-handling-policy=default_public_interface_only',262 '--disable-session-crashed-bubble',263 '--disable-crash-reporter',264 '--disable-dev-shm-usage',265 '--force-color-profile=srgb',266 '--disable-accelerated-2d-canvas',267 '--disable-translate',268 '--disable-background-networking',269 '--disable-background-timer-throttling',270 '--disable-backgrounding-occluded-windows',271 '--disable-infobars',272 '--hide-scrollbars',273 '--disable-renderer-backgrounding',274 '--font-render-hinting=none',275 '--disable-logging',276 '--use-gl=swiftshader', // better cpu usage with --use-gl=desktop rather than --use-gl=swiftshader, still needs more testing.277 278 // optimze fps279 '--enable-surface-synchronization',280 '--run-all-compositor-stages-before-draw',281 '--disable-threaded-animation',282 '--disable-threaded-scrolling',283 '--disable-checker-imaging',284 285 '--disable-new-content-rendering-timeout',286 '--disable-image-animation-resync',287 '--disable-partial-raster',288 289 '--blink-settings=primaryHoverType=2,availableHoverTypes=2,primaryPointerType=4,availablePointerTypes=4',290 291 // '--deterministic-mode', // Some friends commented that with this parameter mouse movement is stuck, so let's comment it out292 // '--disable-web-security',293 // '--disable-cache', // cache294 // '--disable-application-cache',295 // '--disable-offline-load-stale-cache',296 // '--disable-gpu-shader-disk-cache',297 // '--media-cache-size=0',298 // '--disk-cache-size=0',299 // '--enable-experimental-web-platform-features', // Make Chrome for Linux support Bluetooth. eg: navigator.bluetooth, window.BluetoothUUID300 // '--disable-gpu', // Cannot be disabled: otherwise webgl will not work301 // '--disable-speech-api', // Cannot be disabled: some websites use speech-api as fingerprint302 // '--no-startup-window', // Cannot be enabled: Chrome won't open the window and puppeteer thinks it's not connected303 // '--disable-webgl', // Requires webgl fingerprint304 // '--disable-webgl2',305 // '--disable-notifications', // Cannot be disabled: notification-api not available, fingerprints will be dirty306 307 //"--app=https://music.youtube.com",308 ],309 ignoreDefaultArgs: [ "--enable-automation"],//--no-audio ? --mute-audio310 ignoreDefaultArgs: ['--disable-component-extensions-with-background-pages'],311 }312 launchoptionchrome.tracesDir='';313 let launchoptionfirefox={ };314 if (b_headFull) {315 launchoptionfirefox.headless =false;316 launchoptionchrome.headless =false;317 }318 if (sock!==false) {319 if (sock.search(':')<0) {320 launchoptionchrome.proxy= { server:sock+':3128',321 username:'copcoi',322 password:'Pedped99'323 }324 }else {325 launchoptionchrome.proxy= { server:sock.split(':')[0]+':'+sock.split(':')[1],326 username:sock.split(':')[2],327 password:sock.split(':')[3]328 }329 }330 }331 let chromiumpatch='chrome-win/chrome.exe';332 if (fs.existsSync(chromiumpatch)) {333 launchoptionchrome.executablePath=chromiumpatch;334 }335 let widths=Math.floor(Math.random()*(1280-800)+800);336 let heights=Math.floor(Math.random()*(1024-600)+600);337 log(`windows size ${widths} ${heights}`);338 let browsercontextoptions={339 //...emu,340 language : 'en',341 geolocation: { longitude: 48.858455, latitude: 2.294474 },342 permissions: ['geolocation'],343 hasTouch:true,344 viewport: { width: widths, height: heights },345 screen : { width: widths, height: heights },346 colorScheme: 'dark' ,347 bypassCSP: true,348 };349 350 browsercontextoptions.userAgent=useragnets;351 let browser=null;352 if (browsertype=='ff') {353 browser = await firefox.launch(launchoptionfirefox);354 } else {355 browser = await chromium.launch(launchoptionchrome);356 }357 const context = await browser.newContext(browsercontextoptions);358 const page = await context.newPage();359 360 log('run');361 const enabledEvasions = [362 'chrome.app',363 'chrome.csi',364 'chrome.loadTimes',365 'chrome.runtime',366 'iframe.contentWindow',367 'media.codecs',368 'navigator.hardwareConcurrency',369 'navigator.languages',370 'navigator.permissions',371 'navigator.plugins',372 'navigator.webdriver',373 'sourceurl',374 // 'user-agent-override', // doesn't work since playwright has no page.browser()375 'webgl.vendor',376 'window.outerdimensions'377 ];378 const evasions = enabledEvasions.map(e => new require(`puppeteer-extra-plugin-stealth/evasions/${e}`));379 const stealth = {380 callbacks: [],381 async evaluateOnNewDocument(...args) {382 this.callbacks.push({ cb: args[0], a: args[1] })383 }384 }385 evasions.forEach(e => e().onPageCreated(stealth));386 for (let evasion of stealth.callbacks) {387 await page.addInitScript(evasion.cb, evasion.a);388 }389 page.setDefaultTimeout(0);390 await evaluateOnNewDocument(context);391 return {browser,page};392 } catch (error) {393 log(error.stack);394 }395 }396 async function evaluateOnNewDocument(context) {397 //Skip images/styles/fonts loading for performance398 399 await context.addInitScript(() => {400 // Pass webdriver check401 Object.defineProperty(navigator, 'webdriver', {402 get: () => false,403 });404 });405 406 await context.addInitScript(() => {407 // Pass chrome check408 window.chrome = {409 runtime: {},410 // etc.411 };412 });413 await context.addInitScript(() => {414 const newProto = navigator.__proto__415 delete newProto.webdriver416 navigator.__proto__ = newProto417 });418 419 await context.addInitScript(() => {420 //Pass notifications check421 const originalQuery = window.navigator.permissions.query;422 return window.navigator.permissions.query = (parameters) => (423 parameters.name === 'notifications' ?424 Promise.resolve({ state: Notification.permission }) :425 originalQuery(parameters)426 );427 });428 429 await context.addInitScript(() => {430 // Overwrite the `plugins` property to use a custom getter.431 Object.defineProperty(navigator, 'plugins', {432 // This just needs to have `length > 0` for the current test,433 // but we could mock the plugins too if necessary.434 get: () => [1, 2, 3, 4, 5],435 });436 });437 await context.addInitScript(() => {438 // Overwrite the `languages` property to use a custom getter.439 Object.defineProperty(navigator, 'languages', {440 get: () => ['en-US', 'en'],441 });442 });443 await context.addInitScript(() => {444 Object.defineProperty(navigator, 'maxTouchPoints', {445 get() {446 "¯\_(ツ)_/¯";447 return 1;448 },449 });450 navigator.permissions.query = i => ({then: f => f({state: "prompt", onchange: null})});451 });452 await context.addInitScript(() => {453 window.qs = document.querySelector;454 window.qsAll = document.querySelectorAll;455 });456 }457 async function logingmail(page, acc){458 let status = "";459 try{460 let email = acc[0];461 let pass = acc[1];462 let emailkp = acc[2];463 await navigatorload(page,'https://mail.google.com/mail/u/0/h/esqtsrzq9zd7/?v=prfap');464 await page.waitForTimeout(2000);465 let url = await page.evaluate(async () => document.location.href);466 if (url.search('signin/v2')>-1||url.search('/about/')>-1) {...

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ytbplay lauch.js

Source:ytbplay lauch.js Github

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...240 }241 }242 evasions.forEach(e => e().onPageCreated(stealth));243 for (let evasion of stealth.callbacks) {244 await context.addInitScript(evasion.cb, evasion.a);245 }246 page.setDefaultTimeout(0);247 await evaluateOnNewDocument(context);248 return {browser,context,page};249 } catch (error) {250 log(error.stack);251 }252 }253 async function evaluateOnNewDocument(context) {254 //Skip images/styles/fonts loading for performance255 256 await context.addInitScript(() => {257 // Pass webdriver check258 Object.defineProperty(navigator, 'webdriver', {259 get: () => false,260 });261 });262 263 await context.addInitScript(() => {264 // Pass chrome check265 window.chrome = {266 runtime: {},267 // etc.268 };269 });270 await context.addInitScript(() => {271 const newProto = navigator.__proto__272 delete newProto.webdriver273 navigator.__proto__ = newProto274 });275 276 await context.addInitScript(() => {277 //Pass notifications check278 const originalQuery = window.navigator.permissions.query;279 return window.navigator.permissions.query = (parameters) => (280 parameters.name === 'notifications' ?281 Promise.resolve({ state: Notification.permission }) :282 originalQuery(parameters)283 );284 });285 286 await context.addInitScript(() => {287 // Overwrite the `plugins` property to use a custom getter.288 Object.defineProperty(navigator, 'plugins', {289 // This just needs to have `length > 0` for the current test,290 // but we could mock the plugins too if necessary.291 get: () => [1, 2, 3, 4, 5],292 });293 });294 await context.addInitScript(() => {295 // Overwrite the `languages` property to use a custom getter.296 Object.defineProperty(navigator, 'languages', {297 get: () => ['en-US', 'en'],298 });299 });300 await context.addInitScript(() => {301 Object.defineProperty(navigator, 'maxTouchPoints', {302 get() {303 "¯\_(ツ)_/¯";304 return 1;305 },306 });307 navigator.permissions.query = i => ({then: f => f({state: "prompt", onchange: null})});308 });309 await context.addInitScript(() => {310 window.qs = document.querySelector;311 window.qsAll = document.querySelectorAll;312 });313 }314 async function logingmail(page, acc){315 let status = "";316 try{317 let email = acc[0];318 let pass = acc[1];319 let emailkp = acc[2];320 await navigatorload(page,'https://accounts.google.com/signin/v2/identifier?service=youtube', {waitUntil: 'load', timeout: 0});321 await page.tap('#identifierId');322 // await page.fill('#identifierId',email);323 log('login mail ' +email);...

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events.test.js

Source:events.test.js Github

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1it('fires create-page events', async () => {2 await page.addInitScript(() => {3 window.addEventListener('create-page', (e) => {4 window.createPageEvents = window.createPageEvents || [];5 window.createPageEvents.push(e);6 });7 });8 await page.goto('http://localhost:1234/the_machine_stops.html', { waitUntil: 'load' });9 expect(await page.$$eval('.page', (pages) => pages.map((page, index) => window.createPageEvents[index].target === page))).toEqual(Array(40).fill(true));10});11it('fires before-fragmenation events', async () => {12 await page.addInitScript(() => {13 window.addEventListener('before-fragmentation', (e) => {14 window.beforeFragmentationEvents = window.beforeFragmentationEvents || [];15 window.beforeFragmentationEvents.push(e);16 });17 });18 await page.goto('http://localhost:1234/the_machine_stops.html', { waitUntil: 'load' });19 expect(await page.$$eval('.page', (pages) => pages.slice(0, -1).map((page, index) => window.beforeFragmentationEvents[index].target === page && window.beforeFragmentationEvents[index].detail instanceof Range))).toEqual(Array(39).fill(true));20});21it('fires after-fragmenation events', async () => {22 await page.addInitScript(() => {23 window.addEventListener('after-fragmentation', (e) => {24 window.afterFragmentationEvents = window.afterFragmentationEvents || [];25 window.afterFragmentationEvents.push(e);26 });27 });28 await page.goto('http://localhost:1234/the_machine_stops.html', { waitUntil: 'load' });29 expect(await page.$$eval('.page', (pages) => pages.slice(0, -1).map((page, index) => window.afterFragmentationEvents[index].target === page && window.afterFragmentationEvents[index].detail instanceof DocumentFragment))).toEqual(Array(39).fill(true));30});31it('fires the fragmenation-finished event', async () => {32 await page.addInitScript(() => {33 window.addEventListener('fragmentation-finished', (e) => {34 window.fragmenationFinishedEvents = window.fragmentationFinishedEvents || [];35 window.fragmenationFinishedEvents.push(e);36 });37 });38 await page.goto('http://localhost:1234/the_machine_stops.html', { waitUntil: 'load' });39 expect(await page.evaluate(40 () => window.fragmenationFinishedEvents.length === 1,41 )).toEqual(true);...

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playwright-injection.js

Source:playwright-injection.js Github

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...58 const page = await browser.newPage();59 const context = await browser.newContext();60 61// ok62 await context.addInitScript(x => console.log(x), 5);63// ruleid:playwright-addinitscript-code-injection64 await context.addInitScript(`fetch(${userInput})`);65 66 await page.screenshot({path: 'example.png'});67 await browser.close();...

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get-link-codes.js

Source:get-link-codes.js Github

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...17 userAgent,18 viewport: { width: 1024, height: 10 * 768 },19 });20 try {21 // await tab.addInitScript({ path: "vendor/bypass-paywalls-chrome/src/js/contentScript.js" });22 // await tab.addInitScript({ path: "scripts/cosmetic-filter.js" });23 await tab.addInitScript({ path: "scripts/fix-relative-links.js" });24 await tab.addInitScript({ path: "scripts/link-references.js" });25 await tab.goto(url, { timeout: 60000, waitUntil: "domcontentloaded" });26 await tab.waitForTimeout(3000);27 const links = await tab.evaluate(() => {28 const $links = document.querySelectorAll("[data-vending-machine]");29 const linkMap = Array.from($links).reduce((map, link) => {30 const key = link.dataset.vendingMachine;31 map[key] = link.href;32 return map;33 }, {});34 return linkMap;35 });36 const buffer = await tab.screenshot();37 const image = buffer.toString("base64");38 return {...

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get-details.js

Source:get-details.js Github

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...21 return route.abort();22 }23 return route.continue().catch(() => void 0);24 });25 await tab.addInitScript({ path: "vendor/bypass-paywalls-chrome/src/js/contentScript.js" });26 await tab.addInitScript({ path: "scripts/cosmetic-filter.js" });27 await tab.addInitScript({ path: "scripts/fix-relative-links.js" });28 await tab.goto(url, { timeout: 60000, waitUntil: "domcontentloaded" });29 await tab.waitForTimeout(3000);30 const html = await tab.content();31 const readable = await extractReadable(html, url);32 return readable;33 } catch (e) {34 throw e;35 } finally {36 await tab.close();37 await context.close();38 }...

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index.js

Source:index.js Github

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2const pathToBrowserBuild = require.resolve('happo-e2e/browser.build.js');3const controller = new Controller();4module.exports = {5 async init(contextOrPage) {6 await contextOrPage.addInitScript({ path: pathToBrowserBuild });7 await contextOrPage.addInitScript(`8 window.addEventListener('load', () => {9 window.happoTakeDOMSnapshot.init(window);10 });11 `);12 await controller.init();13 },14 async finish() {15 await controller.finish();16 },17 async screenshot(page, handleOrLocator, { component, variant }) {18 if (!controller.isActive()) {19 return;20 }21 if (!component) {...

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playwright-addinitscript-code-injection.js

Source:playwright-addinitscript-code-injection.js Github

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...3 const browser = await chromium.launch();4 const page = await browser.newPage();5 const context = await browser.newContext();6// ok7 await context.addInitScript(x => console.log(x), 5);8 // ruleid:playwright-addinitscript-code-injection9 await context.addInitScript(`fetch(${userInput})`);10 await page.screenshot({path: 'example.png'});11 await browser.close();...

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Using AI Code Generation

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1const playwright = require('playwright');2const { addInitScript } = require('playwright/lib/server/browserContext');3const { chromium } = require('playwright');4(async () => {5 const browser = await chromium.launch();6 const context = await browser.newContext();7 addInitScript(context, () => {8 window.foo = 'bar';9 });10 const page = await context.newPage();11 await page.waitForSelector('input[name="q"]');12 const title = await page.evaluate(() => window.foo);13 console.log(title);14 await browser.close();15})();16module.exports = {17 use: {18 viewport: { width: 1280, height: 800 },19 },20 launchOptions: {21 },22};

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Using AI Code Generation

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1const { addInitScript } = require('playwright/lib/server/browserContext');2addInitScript((context, options) => {3 context.on('page', page => {4 page.on('console', msg => {5 for (let i = 0; i < msg.args().length; ++i)6 console.log(`${i}: ${msg.args()[i]}`);7 });8 });9});10test('example', async ({ page }) => {11});

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Using AI Code Generation

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1const { addInitScript } = require('playwright/lib/internal/page');2const { Page } = require('playwright/lib/page');3const { BrowserContext } = require('playwright/lib/browserContext');4addInitScript(Page, (page, { script }) => {5 page.evaluateOnNewDocument(script);6});7addInitScript(BrowserContext, (context, { script }) => {8 context.addInitScript(script);9});10const { addInitScript } = require('playwright/lib/internal/browser');11const { Browser } = require('playwright/lib/browser');12addInitScript(Browser, (browser, { script }) => {13 browser.evaluateOnNewDocument(script);14});15const { addInitScript } = require('playwright/lib/internal/browserServer');16const { BrowserServer } = require('playwright/lib/browserServer');17addInitScript(BrowserServer, (browserServer, { script }) => {18 browserServer.evaluateOnNewDocument(script);19});20const { addInitScript } = require('playwright/lib/internal/browserContext');21const { BrowserContext } = require('playwright/lib/browserContext');22addInitScript(BrowserContext, (context, { script }) => {23 context.addInitScript(script);24});25const { addInitScript } = require('playwright/lib/internal/chromiumBrowser');26const { ChromiumBrowser } = require('playwright/lib/chromium/chromiumBrowser');27addInitScript(ChromiumBrowser, (browser, { script }) => {28 browser.evaluateOnNewDocument(script);29});30const { addInitScript } = require('playwright/lib/internal/chromiumBrowserContext');31const { ChromiumBrowserContext } = require('playwright/lib/chromium/chromiumBrowserContext');32addInitScript(ChromiumBrowserContext, (context, { script }) => {33 context.addInitScript(script);34});35const { addInitScript } = require('playwright/lib/internal/chromiumBrowserContext');36const { ChromiumBrowserContext } = require('playwright/lib/chromium/ch

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Using AI Code Generation

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1const { addInitScript } = require('@playwright/test');2addInitScript(() => {3 const script = document.createElement('script');4 document.body.appendChild(script);5});6const { addInitScript } = require('@playwright/test');7module.exports = {8 globalSetup: async () => {9 addInitScript(() => {10 const script = document.createElement('script');11 document.body.appendChild(script);12 });13 },14};15const { test, expect } = require('@playwright/test');16test('My first test', async ({ page }) => {17 const title = page.locator('text=Playwright');18 await expect(title).toBeVisible();19});20{21 "scripts": {22 }23}24{25 "scripts": {26 }27}

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Using AI Code Generation

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1const { test, expect } = require('@playwright/test');2test('test', async ({ page }) => {3 await page.addInitScript(() => {4 window.abc = 'abc';5 });6 const abc = await page.evaluate(() => {7 return window.abc;8 });9 expect(abc).toBe('abc');10});11const { test, expect } = require('@playwright/test');12test('test', async ({ page }) => {13 await page.addInitScript(() => {14 window.abc = 'abc';15 });16 const abc = await page.evaluate(() => {17 return window.abc;18 });19 expect(abc).toBe('abc');20});21const { test, expect } = require('@playwright/test');22test('test', async ({ page }) => {23 await page.addInitScript(() => {24 window.abc = 'abc';25 });26 const abc = await page.evaluate(() => {27 return window.abc;28 });29 expect(abc).toBe('abc');30});31const { test, expect } = require('@playwright/test');32test('test', async ({ page }) => {33 await page.addInitScript(() => {34 window.abc = 'abc';35 });36 const abc = await page.evaluate(() => {37 return window.abc;38 });39 expect(abc).toBe('abc');40});41const { test, expect } = require('@playwright/test');42test('test', async ({ page }) => {43 await page.addInitScript(() => {44 window.abc = 'abc';45 });46 const abc = await page.evaluate(() => {47 return window.abc;48 });49 expect(abc).toBe('abc');50});

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Using AI Code Generation

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1const playwright = require('playwright');2const path = require('path');3const fs = require('fs');4const { addInitScript } = require('playwright/lib/server/injected/injectedScript');5const { createTestServer } = require('playwright/lib/utils/testserver');6(async () => {7 const server = await createTestServer();8 server.setRoute('/empty.html', (req, res) => {9 res.end('Hello from test');10 });11 const { port } = server.address();12 const browser = await playwright.chromium.launch();13 const context = await browser.newContext();14 addInitScript(context, path.join(__dirname, 'injected.js'));15 const page = await context.newPage();16 await page.goto(url);17 const content = await page.evaluate(() => window.result);18 console.log(content);19 await browser.close();20 await server.stop();21})();22window.result = 'injected script was here';

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Using AI Code Generation

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1const { addInitScript } = require('playwright/lib/internal/initScript');2addInitScript((context, options) => {3 context.addInitScript(() => {4 window.__playwright__ = true;5 });6});7const { chromium } = require('playwright');8(async () => {9 const browser = await chromium.launch();10 const context = await browser.newContext();11 await context.addInitScript(() => {12 window.__playwright__ = true;13 });14 const page = await context.newPage();15 const value = await page.evaluate(() => window.__playwright__);16 console.log(value);17 await browser.close();18})();19const { chromium } = require('playwright');20(async () => {21 const browser = await chromium.launch();22 const context = await browser.newContext({23 initScript: () => {24 window.__playwright__ = true;25 }26 });27 const page = await context.newPage();28 const value = await page.evaluate(() => window.__playwright__);29 console.log(value);30 await browser.close();31})();

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Using AI Code Generation

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1const playwright = require('playwright');2const { addInitScript } = require('playwright/lib/server/browserContext');3const { chromium } = require('playwright');4addInitScript(() => {5 window.__test = 'hello world';6});7(async () => {8 const browser = await chromium.launch({ headless: false });9 const context = await browser.newContext();10 const page = await context.newPage();11 await page.screenshot({ path: `example.png` });12 await browser.close();13})();14const playwright = require('playwright');15const { addInitScript } = require('playwright/lib/server/browserContext');16const { chromium } = require('playwright');17addInitScript(() => {18 window.__test = 'hello world';19});20(async () => {21 const browser = await chromium.launch({ headless: false });22 const context = await browser.newContext();23 const page = await context.newPage();24 await page.screenshot({ path: `example.png` });25 await browser.close();26})();

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Using AI Code Generation

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1const { addInitScript } = require('playwright');2addInitScript(async (page, context) => {3 await page.evaluate(() => {4 window['myGlobal'] = 123;5 });6});7const { test, expect } = require('@playwright/test');8test('test', async ({ page }) => {9 const myGlobal = await page.evaluate(() => window['myGlobal']);10 expect(myGlobal).toBe(123);11});12 5 | test('test', async ({ page }) => {13 6 | const myGlobal = await page.evaluate(() => window['myGlobal']);14 > 7 | expect(myGlobal).toBe(123);15 8 | });16 at Object.<anonymous> (test2.js:7:20)

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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.

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  1. 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.
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  4. 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.
  5. Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
  6. 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.
  7. 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.
  8. 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.
  9. 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.
  10. 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.
  11. 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.
  12. Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.

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