Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

How to use signatureForType method in Playwright Internal

Best JavaScript code snippet using playwright-internal

missingDocs.js

Source:missingDocs.js

...94  const apiSource = program.getSourceFiles().find(f => f.fileName === apiFileName.split(path.sep).join(path.posix.sep));95  /**96   * @param {ts.Type} type97   */98  function signatureForType(type) {99    const signatures = type.getCallSignatures();100    if (signatures.length)101      return signatures[signatures.length - 1];102    if (type.isUnion()) {103      const innerTypes = type.types.filter(t => !(t.flags & ts.TypeFlags.Undefined));104      if (innerTypes.length === 1)105        return signatureForType(innerTypes[0]);106    }107    return null;108  }109  /**110   * @param {string} className111   * @param {string} methodName112   */113  function shouldSkipMethodByName(className, methodName) {114    if (methodName.startsWith('_') || methodName === 'T' || methodName === 'toString')115      return true;116    if (/** @type {any} */(EventEmitter).prototype.hasOwnProperty(methodName))117      return true;118    return false;119  }120  /**121   * @param {string} className122   * @param {!ts.Type} classType123   */124  function visitClass(className, classType) {125    let methods = apiMethods.get(className);126    if (!methods) {127      methods = new Map();128      apiMethods.set(className, methods);129    }130    for (const [name, member] of /** @type {any[]} */(classType.symbol.members || [])) {131      if (shouldSkipMethodByName(className, name))132        continue;133      const memberType = checker.getTypeOfSymbolAtLocation(member, member.valueDeclaration);134      const signature = signatureForType(memberType);135      if (signature)136        methods.set(name, new Set(signature.parameters.map(p => p.escapedName)));137      else138        methods.set(name, new Set());139    }140    for (const baseType of classType.getBaseTypes() || []) {141      const baseTypeName = baseType.symbol ? baseType.symbol.name : '';142      if (apiClassNames.has(baseTypeName))143        visitClass(className, baseType);144    }145  }146  /**147   * @param {!ts.Node} node148   */...

Using AI Code Generation

1const { signatureForType } = require('playwright/lib/utils/serializers');2const { serialize } = require('playwright/lib/utils/serializers');3const { serializeError } = require('playwright/lib/utils/serializers');4const { serializeValue } = require('playwright/lib/utils/serializers');5const { rewriteErrorMessage } = require('playwright/lib/utils/serializers');6const { parseValue } = require('playwright/lib/utils/serializers');7const { parseError } = require('playwright/lib/utils/serializers');8const { parseCallMetadata } = require('playwright/lib/utils/serializers');9const { parseCallLog } = require('playwright/lib/utils/serializers');10const { parseCallLogs } = require('playwright/lib/utils/serializers');11const { parseCallLogResult } = require('playwright/lib/utils/serializers');12const { parseCallLogResults } = require('playwright/lib/utils/serializers');13const { parseCallLogError } = require('playwright/lib/utils/serializers');14const { parseCallLogErrors } = require('playwright/lib/utils/serializers');15const { parseCallLogReturnValue } = require('playwright/lib/utils/serializers');16const { parseCallLogReturnValues } = require('playwright/lib/utils/serializers');17const { parseCallLogReturnValueUnsafe } = require('playwright/lib/utils/serializers');18const { parseCallLogReturnValuesUnsafe } = require('playwright/lib/utils/serializers');19const { parseCallLogMetadata } = require('playwright/lib/utils/serializers');20const { parseCallLogMetadatas } = require('playwright/lib/utils/serializers');21const { parseCallLogMetadataUnsafe } = require('playwright/lib/utils/serializers');22const { parseCallLogMetadatasUnsafe } = require('playwright/lib/utils/serializers');23const { parseCallLogStackTrace } = require('playwright/lib/utils/serializers');24const { parseCallLogStackTraces } = require('playwright/lib/utils/serializers');25const { parseCallLogStackTraceUnsafe } = require('playwright/lib/utils/serializers');26const { parseCallLogStackTracesUnsafe } = require('playwright/lib/utils/serializers');27const { parseCallLogErrorValue } = require('playwright/lib/utils/serializers');28const { parseCallLogErrorValues } = require('

Using AI Code Generation

1const { signatureForType } = require('playwright/lib/internal/protocol/serializers');2const { chromium } = require('playwright');3(async () => {4  const browser = await chromium.launch({ headless: false });5  const context = await browser.newContext();6  const page = await context.newPage();7  const type = 'Page.addScriptToEvaluateOnNewDocument';8  const signature = signatureForType(type);9  console.log(signature);10  await page.evaluate(() => {11    const script = document.createElement('script');12    document.body.appendChild(script);13  });14  await page.evaluate(() => {15    console.log('jQuery version:', $.fn.jquery);16  });17  await browser.close();18})();19{ params: [ { name: 'source', type: 'string' } ] }20## **[📝 Notes](

Using AI Code Generation

1const { signatureForType } = require('playwright/lib/server/frames');2const type = 'mouseMoved';3const params = { x: 100, y: 100 };4const result = signatureForType(type, params);5console.log(result);6{ type: 'mouseMoved', x: 100, y: 100, modifiers: 0, button: 'none' }7[Apache 2.0](LICENSE)

Using AI Code Generation

1const { signatureForType } = require('playwright/lib/internal/protocol/protocol');2const { types } = require('playwright/lib/internal/protocol/types');3const { assert } = require('playwright/lib/utils/utils');4const { serializeForWire } = require('playwright/lib/internal/protocol/serializers');5const { parseParameters } = require('playwright/lib/internal/protocol/parseParameters');6const signature = signatureForType('Page', 'setExtraHTTPHeaders', types);7const params = parseParameters(signature, { 'test': 'test' });8const serializedParams = serializeForWire(params);9console.log(serializedParams);

Using AI Code Generation

1const { signatureForType } = require('@playwright/test/lib/internal/structs');2console.log(signatureForType('Page'));3{4    { name: 'context', type: 'Context', required: true },5    { name: 'delegate', type: 'PageDelegate', required: true },6    { name: 'mainFrame', type: 'Frame', required: true },7    { name: 'opener', type: 'Page' },8    { name: 'url', type: 'string', required: true },9    { name: 'viewportSize', type: 'Size' },10    { name: 'workers', type: 'Worker[]', required: true }11}121. Clone the [Playwright](

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.