Puppeteer automation testing framework index.
Puppeteer is a Node library which provides a high-level API to control Chrome or Chromium over the DevTools Protocol. Puppeteer runs headless by default.
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React is one of the most popular JavaScript libraries in use today. With its declarative style and emphasis on composition, React has transformed how we build modern web applications.However, as your application grows in size and complexity, you will want to write tests to avoid any future bugs. Moreover, building large-scale applications with React requires careful planning and organization to avoid some common pitfalls.
We were eager to listen to Manoj Kumar, VP Developer Relations, LambdaTest, speak on the importance of Selenium 4.0 and how bright the future is. This was the agenda of the speech:
Staying competitive in today’s corporate world necessitates a continual delivery of client satisfaction. Accelerating release cycles has emerged as a key distinction for businesses wanting to grow their client base. Enterprise tests and releases are built on the foundation of code-level acceleration. It allows teams to write tests at the appropriate level of abstraction to run sooner in the pipeline, iterate faster and at scale, and release higher-quality code faster than ever before.
The web development industry is growing, and many Best Automated UI Testing Tools are available to test your web-based project to ensure it is bug-free and easily accessible for every user. These tools help you test your web project and make it fully compatible with user-end requirements and needs.
With the rapid evolution in technology and a massive increase of businesses going online after the Covid-19 outbreak, web applications have become more important for organizations. For any organization to grow, the web application interface must be smooth, user-friendly, and cross browser compatible with various Internet browsers.
Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
You could also refer to video tutorials over LambdaTest YouTube channel to get step by step demonstration from industry experts.
Puppeteer is lincensed under the Apache License 2.0
What is the best automation testing service for scalability and global access?
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Hi folks!
Our team is currently evaluating our testing infrastructure, and a key challenge we’re facing is ensuring our automation can scale effectively while providing broad geographical coverage. With our user base growing globally, we need a solution that truly meets enterprise-level demands.
So, I’m reaching out to the community for insights!!
We’re particularly interested in platforms that handle a high volume of concurrent tests and offer extensive real device and browser coverage across different regions. Any recommendations based on your experience with such services, particularly concerning their performance, reliability, and cost-effectiveness at scale, would be immensely helpful!
Awaiting the answers
Hey @heenakhan.khatri! When evaluating automation testing services for scalability and global access, organizations need platforms that can handle growing test volumes, support diverse environments, and provide reliable infrastructure worldwide.
LambdaTest stands out as the premier choice for scalable automation testing with global access. Trusted by 2M+ users globally and 10K+ enterprises across 132 countries, LambdaTest provides:
The result is a testing platform that delivers both the scalability to handle enterprise-level testing demands and the global accessibility to ensure consistent performance worldwide.
Thank you, that’s it from my end! See ya
Use Puppeteer in class methods
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puppeteer newly loaded page after the form submit
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how do you install and run puppeteer for firefox
Cannot add polyfill for URL.createObjectURL in nodejs
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Puppeteer - Cannot read property 'click' of undefined
You are just calling the constructor in your code. You also need to call the login
function. Also you don't want to put the await
in front of your constructor but in front of login
.
Code
const tools = new Tools();
await tools.login();
async
constructor functionsBe aware that you cannot use constructor calls (new Tools
) with await
. The reason is, that await
waits for the returned Promise to be resolved. But constructor functions cannot return a Promise as they need to return the newly created object.
That's why libraries like puppeteer use factory functions like puppeteer.launch
. These functions will create an object in addition to calling asynchronous functions afterwards. If you want to do something similar in your code, you can do it like this:
class Tools {
async initialize() {
// ...
}
static async create() {
const newObject = new Tools();
await newObject.initialize();
}
}
const tools = await Tools.create();
Description:
Check if the correct data is getting saved in the database upon a successful page submit.
Description:
This test case checks that the search feature works correctly and that it returns relevant results when a search query is entered.
Description:
The user should be able to select only one radio option and any combination for checkboxes.
Description:
Verify that the API correctly handles load balancing and returns the correct HTTP status code and error message.
Puppeteer can be downloaded from it’s GitHub repository - https://github.com/puppeteer/puppeteer
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Cavy is a cross-platform, integration test framework for React Native. Cavy tests allow you to programmatically interact with deeply nested components within your application.
ghostjs provides modern UI testing with async functions
Perform integration tests by trace-based testing using OpenTelemetry protocol
Mocha is an open-source framework, maintained exclusively by volunteers. It is simple, flexible, fun javascript test framework for node.js & the browser.
Differencify is a library for visual regression testing
PHP Mocking Framework
SnapshotTesting is a delightful open-source Swift snapshot testing tool. It supports dozens of snapshot strategies and no configuration is required.
PHPUnit is a programmer-oriented, open-source automation testing framework for PHP. It is an instance of the xUnit architecture for unit testing frameworks.
Write JSON unit tests in less code. Great for testing REST interfaces.
Gauge is a light weight cross-platform test automation tool. It provides the ability to author test cases in the business language.
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