Best JavaScript code snippet using playwright-internal
cli.js
Source:cli.js  
...48        process.exit(1);49      }50      return `<!-- GEN:${p1} -->${params.get(p1)}<!-- GEN:stop -->`;51    });52    writeAssumeNoop(path.join(PROJECT_DIR, 'README.md'), content, dirtyFiles);53  }54  // Update device descriptors55  {56    const devicesDescriptorsSourceFile = path.join(PROJECT_DIR, 'packages', 'playwright-core', 'src', 'server', 'deviceDescriptorsSource.json')57    const devicesDescriptors = require(devicesDescriptorsSourceFile)58    for (const deviceName of Object.keys(devicesDescriptors)) {59      switch (devicesDescriptors[deviceName].defaultBrowserType) {60        case 'chromium':61          devicesDescriptors[deviceName].userAgent = devicesDescriptors[deviceName].userAgent.replace(62            /(.*Chrome\/)(.*?)( .*)/,63            `$1${versions.chromium}$3`64          ).replace(65            /(.*Edg\/)(.*?)$/,66            `$1${versions.chromium}`67          )68          break;69        case 'firefox':70          devicesDescriptors[deviceName].userAgent = devicesDescriptors[deviceName].userAgent.replace(71            /^(.*Firefox\/)(.*?)( .*?)?$/,72            `$1${versions.firefox}$3`73          ).replace(/^(.*rv:)(.*)(\).*?)$/, `$1${versions.firefox}$3`)74          break;75        case 'webkit':76          devicesDescriptors[deviceName].userAgent = devicesDescriptors[deviceName].userAgent.replace(77            /(.*Version\/)(.*?)( .*)/,78            `$1${versions.webkit}$3`79          )80          break;81        default:82          break;83      }84    }85    writeAssumeNoop(devicesDescriptorsSourceFile, JSON.stringify(devicesDescriptors, null, 2), dirtyFiles);86  }87  // Validate links88  {89    const langs = ['js', 'java', 'python', 'csharp'];90    for (const lang of langs) {91      try {92        let documentation = parseApi(path.join(PROJECT_DIR, 'docs', 'src', 'api'));93        documentation.filterForLanguage(lang);94        if (lang === 'js') {95          const testDocumentation = parseApi(path.join(PROJECT_DIR, 'docs', 'src', 'test-api'), path.join(PROJECT_DIR, 'docs', 'src', 'api', 'params.md'));96          testDocumentation.filterForLanguage('js');97          const testRerpoterDocumentation = parseApi(path.join(PROJECT_DIR, 'docs', 'src', 'test-reporter-api'));98          testRerpoterDocumentation.filterForLanguage('js');99          documentation = documentation.mergeWith(testDocumentation).mergeWith(testRerpoterDocumentation);100        }101        // This validates member links.102        documentation.setLinkRenderer(() => undefined);103        for (const file of fs.readdirSync(path.join(PROJECT_DIR, 'docs', 'src'))) {104          if (!file.endsWith('.md'))105            continue;106          if (langs.some(other => other !== lang && file.endsWith(`-${other}.md`)))107            continue;108          const data = fs.readFileSync(path.join(PROJECT_DIR, 'docs', 'src', file)).toString();109          documentation.renderLinksInText(md.filterNodesForLanguage(md.parse(data), lang));110        }111      } catch (e) {112        e.message = `While processing "${lang}"\n` + e.message;113        throw e;114      }115    }116  }117  // Check for missing docs118  {119    const apiDocumentation = parseApi(path.join(PROJECT_DIR, 'docs', 'src', 'api'));120    apiDocumentation.filterForLanguage('js');121    const srcClient = path.join(PROJECT_DIR, 'packages', 'playwright-core', 'src', 'client');122    const sources = fs.readdirSync(srcClient).map(n => path.join(srcClient, n));123    const errors = missingDocs(apiDocumentation, sources, path.join(srcClient, 'api.ts'));124    if (errors.length) {125      console.log('============================');126      console.log('ERROR: missing documentation:');127      errors.forEach(e => console.log(e));128      console.log('============================')129      process.exit(1);130    }131  }132  if (dirtyFiles.size) {133    console.log('============================')134    console.log('ERROR: generated files have changed, this is only error if happens in CI:');135    [...dirtyFiles].forEach(f => console.log(f));136    console.log('============================')137    process.exit(1);138  }139  process.exit(0);140}141/**142 * @param {string} name143 * @param {string} content144 * @param {Set<string>} dirtyFiles145 */146function writeAssumeNoop(name, content, dirtyFiles) {147  fs.mkdirSync(path.dirname(name), { recursive: true });148  const oldContent = fs.existsSync(name) ? fs.readFileSync(name).toString() : '';149  if (oldContent !== content) {150    fs.writeFileSync(name, content);151    dirtyFiles.add(name);152  }153}154async function getBrowserVersions() {155  const names = ['chromium', 'firefox', 'webkit'];156  const browsers = await Promise.all(names.map(name => playwright[name].launch()));157  const result = {};158  for (let i = 0; i < names.length; i++) {159    result[names[i]] = browsers[i].version();160  }...Using AI Code Generation
1const { chromium, devices } = require('playwright');2const iPhone = devices['iPhone 6'];3(async () => {4  const browser = await chromium.launch();5  const context = await browser.newContext({6    recordVideo: { dir: 'videos/' },7  });8  const page = await context.newPage();9  await page.type('text="Search"', 'Hello World');10  await page.keyboard.press('Enter');11  await page.screenshot({ path: 'example.png' });12  await browser.close();13})();14import { PlaywrightTestConfig } from '@playwright/test';15const config: PlaywrightTestConfig = {16  use: {17  },18    {19      use: {20      },21    },22    {23      use: {24      },25    },26    {27      use: {28      },29    },30};31export default config;32{33  "scripts": {34  },35  "devDependencies": {36  },37  "dependencies": {38  }39}Using AI Code Generation
1const { writeAssumeNoop } = require('playwright');2writeAssumeNoop();3const { writeAssumeNoop } = require('playwright');4writeAssumeNoop();5const { writeAssumeNoop } = require('playwright');6writeAssumeNoop();7const { writeAssumeNoop } = require('playwright');8writeAssumeNoop();9const { writeAssumeNoop } = require('playwright');10writeAssumeNoop();11const { writeAssumeNoop } = require('playwright');12writeAssumeNoop();13const { writeAssumeNoop } = require('playwright');14writeAssumeNoop();15const { writeAssumeNoop } = require('playwright');16writeAssumeNoop();17const { writeAssumeNoop } = require('playwright');18writeAssumeNoop();19const { writeAssumeNoop } = require('playwright');20writeAssumeNoop();21const { writeAssumeNoop } = require('playwright');22writeAssumeNoop();23const { writeAssumeNoop } = require('playwright');24writeAssumeNoop();25const { writeAssumeNoop } = require('playwright');26writeAssumeNoop();27const { writeAssumeNoop } = require('playwright');28writeAssumeNoop();Using AI Code Generation
1const { Playwright } = require('playwright');2const playwright = new Playwright();3const browser = await playwright.chromium.launch();4const context = await browser.newContext();5const page = await context.newPage();6const { Playwright } = require('playwright');7const playwright = new Playwright();8const browser = await playwright.chromium.launch();9const context = await browser.newContext();10const page = await context.newPage();11const { Playwright } = require('playwright');12const playwright = new Playwright();13const browser = await playwright.chromium.launch();14const context = await browser.newContext();15const page = await context.newPage();16const { Playwright } = require('playwright');17const playwright = new Playwright();18const browser = await playwright.chromium.launch();19const context = await browser.newContext();20const page = await context.newPage();21const { Playwright } = require('playwright');22const playwright = new Playwright();23const browser = await playwright.chromium.launch();24const context = await browser.newContext();25const page = await context.newPage();26const { Playwright } = require('playwright');27const playwright = new Playwright();28const browser = await playwright.chromium.launch();29const context = await browser.newContext();30const page = await context.newPage();31const { Playwright } = require('playwright');32const playwright = new Playwright();33const browser = await playwright.chromium.launch();34const context = await browser.newContext();35const page = await context.newPage();36const { Playwright } = require('playwright');Using AI Code Generation
1const playwright = require('playwright');2const { writeAssumeNoop } = require('playwright/lib/server/trace/recorder/recorderApp');3(async () => {4  const browser = await playwright.chromium.launch({ headless: false });5  const context = await browser.newContext();6  const page = await context.newPage();7  await writeAssumeNoop(page, 'hello world');8  await browser.close();9})();10const playwright = require('playwright');11const { writeAssumeNoop } = require('playwright/lib/server/trace/recorder/recorderApp');12(async () => {13  const browser = await playwright.chromium.launch({ headless: false });14  const context = await browser.newContext();15  const page = await context.newPage();16  await writeAssumeNoop(page, 'console.log("hello world")');17  await browser.close();18})();Using AI Code Generation
1const { writeAssumeNoop } = require('@playwright/test/lib/utils/stackTrace');2writeAssumeNoop();3const { writeAssumeNoop } = require('@playwright/test/lib/utils/stackTrace');4writeAssumeNoop();5const { writeAssumeNoop } = require('@playwright/test/lib/utils/stackTrace');6writeAssumeNoop();7const { writeAssumeNoop } = require('@playwright/test/lib/utils/stackTrace');8writeAssumeNoop();9const { writeAssumeNoop } = require('@playwright/test/lib/utils/stackTrace');10writeAssumeNoop();11const { writeAssumeNoop } = require('@playwright/test/lib/utils/stackTrace');12writeAssumeNoop();13const { writeAssumeNoop } = require('@playwright/test/lib/utils/stackTrace');14writeAssumeNoop();15const { writeAssumeNoop } = require('@playwright/test/lib/utils/stackTrace');16writeAssumeNoop();17const { writeAssumeNoop } = require('@playwright/test/lib/utils/stackTrace');18writeAssumeNoop();19const { writeAssumeNoop } = require('@playwright/test/lib/utils/stackTrace');20writeAssumeNoop();21const { writeAssumeNoop } = require('@playwright/test/lib/utils/stackTrace');22writeAssumeNoop();23const { writeAssumeNoop } = require('@playwright/test/lib/utils/stackTrace');24writeAssumeNoop();Using AI Code Generation
1const {writeAssumeNoop} = require('playwright-core/lib/helper');2const {test} = require('@playwright/test');3test('test', async ({page}) => {4  await page.waitForSelector('text=Docs');5  await page.click('text=Docs');6  await page.waitForSelector('text=Introduction');7  await page.click('text=Introduction');8  await page.waitForSelector('text=Playwright API');9  await page.click('text=Playwright API');10  await page.waitForSelector('text=BrowserType');11  await page.click('text=BrowserType');12  writeAssumeNoop(page, 'selector', 'text=BrowserType');13  await page.waitForSelector('text=BrowserType');14});15if (selector) {16  return;17}18if (typeof selector === 'string') {19  return;20}21if (typeof selector === 'function') {22  return;23}24if (selector instanceof ElementHandle) {25  return;26}27if (selector instanceof JSHandle) {28  return;29}30if (selector instanceof Frame) {31  return;32}33if (selector instanceof Locator) {34  return;35}36if (selector instanceof Error) {37  return;38}39if (selector instanceof RegExp) {40  return;41}42if (selector instanceof URL) {43  return;44}45if (selector instanceof URLSearchParams) {46  return;47}48if (selector instanceofLambdaTest’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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