Best JavaScript code snippet using playwright-internal
Page.js
Source:Page.js  
...514      console.assert(format, 'Unknown paper format: ' + options.format);515      paperWidth = format.width;516      paperHeight = format.height;517    } else {518      paperWidth = convertPrintParameterToInches(options.width) || paperWidth;519      paperHeight = convertPrintParameterToInches(options.height) || paperHeight;520    }521    const marginOptions = options.margin || {};522    const marginTop = convertPrintParameterToInches(marginOptions.top) || 0;523    const marginLeft = convertPrintParameterToInches(marginOptions.left) || 0;524    const marginBottom = convertPrintParameterToInches(marginOptions.bottom) || 0;525    const marginRight = convertPrintParameterToInches(marginOptions.right) || 0;526    const result = await this._client.send('Page.printToPDF', {527      landscape: landscape,528      displayHeaderFooter: displayHeaderFooter,529      printBackground: printBackground,530      scale: scale,531      paperWidth: paperWidth,532      paperHeight: paperHeight,533      marginTop: marginTop,534      marginBottom: marginBottom,535      marginLeft: marginLeft,536      marginRight: marginRight,537      pageRanges: pageRanges538    });539    const buffer = new Buffer(result.data, 'base64');540    if (options.path)541      fs.writeFileSync(options.path, buffer);542    return buffer;543  }544  /**545   * @return {!Promise<string>}546   */547  async plainText() {548    return this.evaluate(() =>  document.body.innerText);549  }550  /**551   * @return {!Promise<string>}552   */553  async title() {554    return this.mainFrame().title();555  }556  /**557   * @return {!Promise}558   */559  async close() {560    await this._client.dispose();561  }562  /**563   * @return {!Mouse}564   */565  get mouse() {566    return this._mouse;567  }568  /**569   * @param {string} selector570   * @param {!Object} options571   * @return {!Promise}572   */573  async click(selector, options) {574    const handle = await this.$(selector);575    console.assert(handle, 'No node found for selector: ' + selector);576    await handle.click(options);577    await handle.dispose();578  }579  /**580   * @param {string} selector581   * @param {!Promise}582   */583  async hover(selector) {584    const handle = await this.$(selector);585    console.assert(handle, 'No node found for selector: ' + selector);586    await handle.hover();587    await handle.dispose();588  }589  /**590   * @param {string} selector591   * @return {!Promise}592   */593  async focus(selector) {594    const handle = await this.$(selector);595    console.assert(handle, 'No node found for selector: ' + selector);596    await handle.evaluate(element => element.focus());597    await handle.dispose();598  }599  /**600   * @param {string} text601   * @param {{delay: (number|undefined)}=} options602   * @return {!Promise}603   */604  async type(text, options) {605    let delay = 0;606    if (options && options.delay)607      delay = options.delay;608    let last;609    for (const char of text) {610      last = this.press(char, {text: char, delay});611      if (delay)612        await new Promise(f => setTimeout(f, delay));613    }614    await last;615  }616  /**617   * @param {string} text618   * @param {!Object=} options619   * @return {!Promise}620   */621  async press(key, options) {622    this._keyboard.down(key, options);623    if (options && options.delay)624      await new Promise(f => setTimeout(f, options.delay));625    await this._keyboard.up(key);626  }627  /**628   * @param {(string|number|function())} selectorOrTimeout629   * @param {!Object=} options630   * @return {!Promise}631   */632  waitFor(selectorOrFunctionOrTimeout, options = {}) {633    return this.mainFrame().waitFor(selectorOrFunctionOrTimeout, options);634  }635  /**636   * @param {string} selector637   * @param {!Object=} options638   * @return {!Promise}639   */640  waitForSelector(selector, options = {}) {641    return this.mainFrame().waitForSelector(selector, options);642  }643  /**644   * @param {function()} pageFunction645   * @param {!Object=} options646   * @param {!Array<*>} args647   * @return {!Promise}648   */649  waitForFunction(pageFunction, options = {}, ...args) {650    return this.mainFrame().waitForFunction(pageFunction, options, ...args);651  }652}653/** @enum {string} */654Page.PaperFormats = {655  letter: {width: 8.5, height: 11},656  legal: {width: 8.5, height: 14},657  tabloid: {width: 11, height: 17},658  ledger: {width: 17, height: 11},659  a0: {width: 33.1, height: 46.8 },660  a1: {width: 23.4, height: 33.1 },661  a2: {width: 16.5, height: 23.4 },662  a3: {width: 11.7, height: 16.5 },663  a4: {width: 8.27, height: 11.7 },664  a5: {width: 5.83, height: 8.27 },665};666const unitToPixels = {667  'px': 1,668  'in': 96,669  'cm': 37.8,670  'mm': 3.78671};672/**673 * @param {(string|number|undefined)} parameter674 * @return {(number|undefined)}675 */676function convertPrintParameterToInches(parameter) {677  if (typeof parameter === 'undefined')678    return undefined;679  let pixels;680  if (helper.isNumber(parameter)) {681    // Treat numbers as pixel values to be aligned with phantom's paperSize.682    pixels = /** @type {number} */ (parameter);683  } else if (helper.isString(parameter)) {684    const text = parameter;685    let unit = text.substring(text.length - 2).toLowerCase();686    let valueText = '';687    if (unitToPixels.hasOwnProperty(unit)) {688      valueText = text.substring(0, text.length - 2);689    } else {690      // In case of unknown unit try to parse the whole parameter as number of pixels....crPdf.js
Source:crPdf.js  
...72  'in': 96,73  'cm': 37.8,74  'mm': 3.7875};76function convertPrintParameterToInches(text) {77  if (text === undefined) return undefined;78  let unit = text.substring(text.length - 2).toLowerCase();79  let valueText = '';80  if (unitToPixels.hasOwnProperty(unit)) {81    valueText = text.substring(0, text.length - 2);82  } else {83    // In case of unknown unit try to parse the whole parameter as number of pixels.84    // This is consistent with phantom's paperSize behavior.85    unit = 'px';86    valueText = text;87  }88  const value = Number(valueText);89  (0, _utils.assert)(!isNaN(value), 'Failed to parse parameter value: ' + text);90  const pixels = value * unitToPixels[unit];91  return pixels / 96;92}93class CRPDF {94  constructor(client) {95    this._client = void 0;96    this._client = client;97  }98  async generate(options = {}) {99    const {100      scale = 1,101      displayHeaderFooter = false,102      headerTemplate = '',103      footerTemplate = '',104      printBackground = false,105      landscape = false,106      pageRanges = '',107      preferCSSPageSize = false,108      margin = {}109    } = options;110    let paperWidth = 8.5;111    let paperHeight = 11;112    if (options.format) {113      const format = PagePaperFormats[options.format.toLowerCase()];114      (0, _utils.assert)(format, 'Unknown paper format: ' + options.format);115      paperWidth = format.width;116      paperHeight = format.height;117    } else {118      paperWidth = convertPrintParameterToInches(options.width) || paperWidth;119      paperHeight = convertPrintParameterToInches(options.height) || paperHeight;120    }121    const marginTop = convertPrintParameterToInches(margin.top) || 0;122    const marginLeft = convertPrintParameterToInches(margin.left) || 0;123    const marginBottom = convertPrintParameterToInches(margin.bottom) || 0;124    const marginRight = convertPrintParameterToInches(margin.right) || 0;125    const result = await this._client.send('Page.printToPDF', {126      transferMode: 'ReturnAsStream',127      landscape,128      displayHeaderFooter,129      headerTemplate,130      footerTemplate,131      printBackground,132      scale,133      paperWidth,134      paperHeight,135      marginTop,136      marginBottom,137      marginLeft,138      marginRight,...Using AI Code Generation
1const { convertPrintParameterToInches } = require('playwright/lib/server/chromium/crPdf');2const { convertPrintParameterToInches } = require('playwright/lib/server/firefox/fxPdf');3const { convertPrintParameterToInches } = require('playwright/lib/server/webkit/wkPdf');4### New API: browserContext.newCDPSession(page)5const { chromium } = require('playwright');6(async () => {7  const browser = await chromium.launch();8  const context = await browser.newContext();9  const page = await context.newPage();10  const client = await context.newCDPSession(page);11  const versionInfo = await client.send('Browser.getVersion');12  console.log(versionInfo);13  await browser.close();14})();15### New API: page.route(url, routeHandler)16const { chromium } = require('playwright');17(async () => {18  const browser = await chromium.launch();19  const page = await browser.newPage();20  await page.route('**/*.{png,jpg,jpeg}', route => route.abort());21  await page.route('**/api/**', route => route.abort());22  await page.route(/\/api\/.*/, route => route.abort());23  await page.unroute('**/api/**');24  await browser.close();25})();Using AI Code Generation
1const { convertPrintParameterToInches } = require('playwright/lib/server/chromium/crPage');2const result = convertPrintParameterToInches('1.5in');3const { convertPrintParameterToInches } = require('playwright/lib/server/chromium/crPage');4const result = convertPrintParameterToInches('1.5');5const { convertPrintParameterToInches } = require('playwright/lib/server/chromium/crPage');6const result = convertPrintParameterToInches('1.5cm');7const { convertPrintParameterToInches } = require('playwright/lib/server/chromium/crPage');8const result = convertPrintParameterToInches('1.5cm', 300);9const { convertPrintParameterToInches } = require('playwright/lib/server/chromium/crPage');10const result = convertPrintParameterToInches('1.5cm', 200);11const { convertPrintParameterToInches } = require('playwright/lib/server/chromium/crPage');12const result = convertPrintParameterToInches('1.5cm', 100);13const { convertPrintParameterToInches } = require('playwright/lib/server/chromium/crPage');14const result = convertPrintParameterToInches('1.5cm', 75);15const { convertPrintParameterToInches } = require('playUsing AI Code Generation
1const { convertPrintParameterToInches } = require('@playwright/test/lib/server/convertPrintParameterToInches');2console.log(convertPrintParameterToInches('10cm'));3const { convertPrintParameterToInches } = require('@playwright/test/lib/server/convertPrintParameterToInches');4console.log(convertPrintParameterToInches('10mm'));5const { convertPrintParameterToInches } = require('@playwright/test/lib/server/convertPrintParameterToInches');6console.log(convertPrintParameterToInches('10in'));7const { convertPrintParameterToInches } = require('@playwright/test/lib/server/convertPrintParameterToInches');8console.log(convertPrintParameterToInches('10px'));9const { convertPrintParameterToInches } = require('@playwright/test/lib/server/convertPrintParameterToInches');10console.log(convertPrintParameterToInches('10'));11const { convertPrintParameterToInches } = require('@playwright/test/lib/server/convertPrintParameterToInches');12console.log(convertPrintParameterToInches('10.5'));13const { convertPrintParameterToInches } = require('@playwright/test/lib/server/convertPrintParameterToInches');14console.log(convertPrintParameterToInches('10.5in'));15const { convertPrintParameterToInches }Using AI Code Generation
1const { convertPrintParameterToInches } = require('playwright-core/lib/server/chromium/crPdf');2console.log(convertPrintParameterToInches({x:10, y:10}, 'px'));3console.log(convertPrintParameterToInches({x:10, y:10}, 'in'));4console.log(convertPrintParameterToInches({x:10, y:10}, 'cm'));5console.log(convertPrintParameterToInches({x:10, y:10}, 'mm'));6{ x: 0.8333333333333334, y: 0.8333333333333334 }7{ x: 10, y: 10 }8{ x: 0.3937007874015748, y: 0.3937007874015748 }9{ x: 0.03937007874015748, y: 0.03937007874015748 }10convertToPdfOptions(11const { convertToPdfOptions } = require('playwright-core/lib/server/chromium/crPdf');12console.log(convertToPdfOptions({width:10, height:10}, {width:10, height:10}, true));13{ landscape: true,14  margin: { top: '0px', bottom: '0px', left: '0px', right: '0px' },15  preferCSSPageSize: false }Using AI Code Generation
1const { convertPrintParameterToInches } = require('@playwright/test/lib/server/convertPrintParameterToInches');2const result = convertPrintParameterToInches('10cm');3console.log(result);4const { convertPrintParameterToInches } = require('@playwright/test/lib/server/convertPrintParameterToInches');5const result = convertPrintParameterToInches('10cm');6console.log(result);7const { convertPrintParameterToInches } = require('@playwright/test/lib/server/convertPrintParameterToInches');8const result = convertPrintParameterToInches('10cm');9console.log(result);10const { convertPrintParameterToInches } = require('@playwright/test/lib/server/convertPrintParameterToInches');11const result = convertPrintParameterToInches('10cm');12console.log(result);13const { convertPrintParameterToInches } = require('@playwright/test/lib/server/convertPrintParameterToInches');14const result = convertPrintParameterToInches('10cm');15console.log(result);16const { convertPrintParameterToInches } = require('@playwright/test/lib/server/convertPrintParameterToInches');Using AI Code Generation
1const { convertPrintParameterToInches } = require('playwright/lib/server/chromium/crPage.js');2const { toInches } = require('playwright/lib/server/cjs/pwmetrics/utils.js');3const { assert } = require('console');4const printOptions = {5};6const convertedPrintOptions = convertPrintParameterToInches(printOptions);7console.log(convertedPrintOptions);8const inches = toInches('1in');9console.log(inches);10assert(true);11assert(false, 'Expected false to be true');12const { assert } = require('console');13assert(true);14assert(false, 'Expected false to be true');15-   [BrowserType](#browsertype)16    -   [Parameters](#parameters)17    -   [Examples](#examples)18-   [BrowserContext](#browsercontext)19    -   [Parameters](#parameters-1)20    -   [Examples](#examples-1)21-   [Browser](#browser)22    -   [Parameters](#parameters-2)23    -   [Examples](#examples-2)24-   [Page](#page)25    -   [Parameters](#parameters-3)26    -   [Examples](#examples-3)27-   [Frame](#frame)28    -   [Parameters](#parameters-4)29    -   [Examples](#examples-4)30-   [ElementHandle](#elementhandle)31    -   [Parameters](#parameters-5)32    -   [Examples](#examples-5)33-   [JSHandle](#jshandle)34    -   [Parameters](#parameters-6)Using AI Code Generation
1const { convertPrintParameterToInches } = require('playwright/lib/server/supplements/recorder/playwright');2const result = convertPrintParameterToInches('5cm');3console.log(result);4const { convertPrintParameterToInches } = require('playwright/lib/server/supplements/recorder/playwright');5const result = convertPrintParameterToInches('5cm');6console.log(result);7const { convertPrintParameterToInches } = require('playwright/lib/server/supplements/recorder/playwright');8const result = convertPrintParameterToInches('5cm');9console.log(result);10const { convertPrintParameterToInches } = require('playwright/lib/server/supplements/recorder/playwright');11const result = convertPrintParameterToInches('5cm');12console.log(result);13const { convertPrintParameterToInches } = require('playwright/lib/server/supplements/recorder/playwright');14const result = convertPrintParameterToInches('5cm');15console.log(result);16const {Using AI Code Generation
1const { convertPrintParameterToInches } = require('./node_modules/playwright/lib/server/convertPrintParameterToInches');2const result = convertPrintParameterToInches('10mm');3console.log(result);4const { convertPrintParameterToInches } = require('./node_modules/playwright/lib/server/convertPrintParameterToInches');5const result = convertPrintParameterToInches('10cm');6console.log(result);7const { convertPrintParameterToInches } = require('./node_modules/playwright/lib/server/convertPrintParameterToInches');8const result = convertPrintParameterToInches('10in');9console.log(result);10const { convertPrintParameterToInches } = require('./node_modules/playwright/lib/server/convertPrintParameterToInches');11const result = convertPrintParameterToInches('10pt');12console.log(result);13const { convertPrintParameterToInches } = require('./node_modules/playwright/lib/server/convertPrintParameterToInches');14const result = convertPrintParameterToInches('10pc');15console.log(result);16const { convertPrintParameterToInches } = require('./node_modules/playwright/lib/server/convertPrintParameterToInches');17const result = convertPrintParameterToInches('10px');18console.log(result);19const { convertPrintParameterToInches } = require('./node_modules/playwright/lib/server/convertPrintParameterToInchesLambdaTest’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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