How to use formatContextOptions method in Playwright Internal

Best JavaScript code snippet using playwright-internal

javascript.js

Source:javascript.js

...130    return this.generateStandaloneFooter(saveStorage);131  }132  generateTestHeader(options) {133    const formatter = new JavaScriptFormatter();134    const useText = formatContextOptions(options.contextOptions, options.deviceName);135    formatter.add(`136      import { test, expect${options.deviceName ? ', devices' : ''} } from '@playwright/test';137${useText ? '\ntest.use(' + useText + ');\n' : ''}138      test('test', async ({ page }) => {`);139    return formatter.format();140  }141  generateTestFooter(saveStorage) {142    return `\n});`;143  }144  generateStandaloneHeader(options) {145    const formatter = new JavaScriptFormatter();146    formatter.add(`147      const { ${options.browserName}${options.deviceName ? ', devices' : ''} } = require('playwright');148      (async () => {149        const browser = await ${options.browserName}.launch(${formatObjectOrVoid(options.launchOptions)});150        const context = await browser.newContext(${formatContextOptions(options.contextOptions, options.deviceName)});`);151    return formatter.format();152  }153  generateStandaloneFooter(saveStorage) {154    const storageStateLine = saveStorage ? `\n  await context.storageState({ path: ${quote(saveStorage)} });` : '';155    return `\n  // ---------------------${storageStateLine}156  await context.close();157  await browser.close();158})();`;159  }160}161exports.JavaScriptLanguageGenerator = JavaScriptLanguageGenerator;162function formatOptions(value) {163  const keys = Object.keys(value);164  if (!keys.length) return '';165  return ', ' + formatObject(value);166}167function formatObject(value, indent = '  ') {168  if (typeof value === 'string') return quote(value);169  if (Array.isArray(value)) return `[${value.map(o => formatObject(o)).join(', ')}]`;170  if (typeof value === 'object') {171    const keys = Object.keys(value);172    if (!keys.length) return '{}';173    const tokens = [];174    for (const key of keys) tokens.push(`${key}: ${formatObject(value[key])}`);175    return `{\n${indent}${tokens.join(`,\n${indent}`)}\n}`;176  }177  return String(value);178}179function formatObjectOrVoid(value, indent = '  ') {180  const result = formatObject(value, indent);181  return result === '{}' ? '' : result;182}183function formatContextOptions(options, deviceName) {184  const device = deviceName && _deviceDescriptors.default[deviceName];185  if (!device) return formatObjectOrVoid(options); // Filter out all the properties from the device descriptor.186  let serializedObject = formatObjectOrVoid((0, _language.sanitizeDeviceOptions)(device, options)); // When there are no additional context options, we still want to spread the device inside.187  if (!serializedObject) serializedObject = '{\n}';188  const lines = serializedObject.split('\n');189  lines.splice(1, 0, `...devices[${quote(deviceName)}],`);190  return lines.join('\n');191}192class JavaScriptFormatter {193  constructor(offset = 0) {194    this._baseIndent = void 0;195    this._baseOffset = void 0;196    this._lines = [];197    this._baseIndent = ' '.repeat(2);...

python.js

Source:python.js

...129import asyncio130from playwright.async_api import Playwright, async_playwright131async def run(playwright: Playwright) -> None {132    browser = await playwright.${options.browserName}.launch(${formatOptions(options.launchOptions, false)})133    context = await browser.new_context(${formatContextOptions(options.contextOptions, options.deviceName)})`);134    } else {135      formatter.add(`136from playwright.sync_api import Playwright, sync_playwright137def run(playwright: Playwright) -> None {138    browser = playwright.${options.browserName}.launch(${formatOptions(options.launchOptions, false)})139    context = browser.new_context(${formatContextOptions(options.contextOptions, options.deviceName)})`);140    }141    return formatter.format();142  }143  generateFooter(saveStorage) {144    if (this._isAsync) {145      const storageStateLine = saveStorage ? `\n    await context.storage_state(path=${quote(saveStorage)})` : '';146      return `\n    # ---------------------${storageStateLine}147    await context.close()148    await browser.close()149async def main() -> None:150    async with async_playwright() as playwright:151        await run(playwright)152asyncio.run(main())153`;154    } else {155      const storageStateLine = saveStorage ? `\n    context.storage_state(path=${quote(saveStorage)})` : '';156      return `\n    # ---------------------${storageStateLine}157    context.close()158    browser.close()159with sync_playwright() as playwright:160    run(playwright)161`;162    }163  }164}165exports.PythonLanguageGenerator = PythonLanguageGenerator;166function formatValue(value) {167  if (value === false) return 'False';168  if (value === true) return 'True';169  if (value === undefined) return 'None';170  if (Array.isArray(value)) return `[${value.map(formatValue).join(', ')}]`;171  if (typeof value === 'string') return quote(value);172  if (typeof value === 'object') return JSON.stringify(value);173  return String(value);174}175function toSnakeCase(name) {176  const toSnakeCaseRegex = /((?<=[a-z0-9])[A-Z]|(?!^)[A-Z](?=[a-z]))/g;177  return name.replace(toSnakeCaseRegex, `_$1`).toLowerCase();178}179function formatOptions(value, hasArguments) {180  const keys = Object.keys(value);181  if (!keys.length) return '';182  return (hasArguments ? ', ' : '') + keys.map(key => `${toSnakeCase(key)}=${formatValue(value[key])}`).join(', ');183}184function formatContextOptions(options, deviceName) {185  const device = deviceName && _deviceDescriptors.default[deviceName];186  if (!device) return formatOptions(options, false);187  return `**playwright.devices[${quote(deviceName)}]` + formatOptions((0, _language.sanitizeDeviceOptions)(device, options), true);188}189class PythonFormatter {190  constructor(offset = 0) {191    this._baseIndent = void 0;192    this._baseOffset = void 0;193    this._lines = [];194    this._baseIndent = ' '.repeat(4);195    this._baseOffset = ' '.repeat(offset);196  }197  prepend(text) {198    this._lines = text.trim().split('\n').map(line => line.trim()).concat(this._lines);...

Using AI Code Generation

1const { Playwright } = require('playwright-core/lib/server/playwright');2const { formatContextOptions } = require('playwright-core/lib/server/browserContext');3const contextOptions = {4  viewport: {5  },6  geolocation: {7  },8  extraHTTPHeaders: {9  },10    'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.97 Safari/537.36',11  recordVideo: {12    size: {13    },14  },15  recordHar: {16  },17  proxy: {18  },19  storageState: {20      {21      },22      {23      },24  },25  viewport: {26  },

Playwright tutorial

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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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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.
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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.
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