What is Playwright?                

15th January 2024| Nallamaddi, Ranjithkumar

Initially created by Microsoft contributors, Playwright is an open-source test automation library. Java, C#, Python, and NodeJS are among the programming languages that it supports. The Apache 2.0 license applies to Playwright, which is most widely used with NodeJS and JavaScript/Typescript.

Playwright is a modern web testing framework that can help us meet these goals.

• It is an open-source project from Microsoft.
• It manipulates the browser via (superfast) debug protocols.
• It works with Chromium/Chrome/Edge, Firefox, and WebKit
• It provides automatic waiting, test generation, UI mode, and more.
• It can test UIs and APIs together.
• It provides bindings for JavaScript/TypeScript, Python, Java, and C#

One of Playwright's standout features is its speed and reliability. Its unique architecture allows for parallel execution of tests, leading to quicker test cycles. In Addition to that, Playwright's automatic waiting and retry mechanisms enhance test stability by handling asynchronous operations more effectively. Playwright offers multi-browser support like Edge, Chrome, Firefox, and WebKit. This enables testers to ensure consistent behaviour across different browsers, minimizing compatibility issues and delivering a seamless outcome.

Playwright goes beyond traditional browser automation by seamlessly supporting both headless and non-headless modes. This versatility empowers teams to efficiently run tests in headless environments for faster execution while maintaining the option to observe the test process in action.

Why Should Playwright Be Considered? 

• Ease of cross browser testing
• Built-in features like video recording and screenshots during test execution which makes it easier to diagnose and troubleshoot issues. 
• It has exceptional capabilities in multi-browser testing, speed, reliability, cross-browser compatibility and enhancing debugging.

Playwright Automation Advantages:

• Multi-Browser support: Firefox, Webkit (Safari), and the Chromium family of browsers (Chrome, Edge) are all supported.
• Easy setup and Configuration: It only require configuration because it is a Test Automation Framework and installation doesn’t take long. The installation procedures for Playwright may differ depending on the language we choose.
• Types of Testing: Playwright offers API, End-to-End, and Functional Testing. You can integrate Playwright with accessibility testing by using a third-party plugin.
• Multi-Language Support: Playwright is a well-liked option because it supports Java, C#, Python, JavaScript, and Typescript. This functionality is lacking in most modern open-source test automation frameworks.
• Support for Multiple Tab/Browser Windows: Playwright supports multiple windows and tabs. Some test cases require opening a new window, checking the scenario, and then returning to the original window. Playwright can handle any kind of test scenario.
• Parallel Browser Testing: Using Browser Context, Playwright also supports the execution of parallel tests, commonly known as simultaneous tests, and supports running parallel tests across various browsers. Checking several web pages at once speeds up testing and proves helpful.
• Typescript Support Out of the Box: Playwright supports TypeScript Out of the Box. Simply write your tests in TypeScript, and Playwright will read, transform, and execute them in JavaScript.
• Built-In Reporters: The Playwright framework by default includes numerous useful reporters, including HTML, JSON, JUnit, List, Dot, and Line Reporters. The most fascinating feature is that Playwright allows for the creation of custom reporters. Third-party reporting is also supported by the playwright.
• Debugging Tools Support: Playwright testing is developer-friendly since it offers a variety of debugging tools. Playwright Inspector, VSCode Debugger, Browser Developer Tools, and Trace Viewers Console Logs are a few debugging tools.
• CI/CD Integration Support: Playwright supports CI/CD Integration. Even docker images are available for several language bindings.

If this is of interest and you would like to explore further then please contact info@anyaconsultancy.com

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ACS is a global SI headquartered in the UK with offices On-shore in England and Scotland, Near-shore in Romania and Portugal and Off-shore in India.

We started in 2010 as an integration specialist, working with big enterprises to integrate ERP, Manufacturing, Warehouse and e-Commerce solutions.

Since that time, we have widened our portfolio via a mix of organic growth and acquisitions to encompass a Hi-tech engineering capability, our successful IT services business and a growing portfolio of SaaS solutions from in store radio station management through to Digital catering solutions feeding ‘000s of NHS patients every day.