valuable for very different reasons: Selenium/WebDriver focuses on cross-browser automation; its value proposition is a single standard API that works across all major browsers. Puppeteer focuses on Chromium; its value proposition is richer functionality and higher reliability. https://github.com/puppeteer/puppeteer/
test environment. To start with Selenium, you need to install the WebDriver client for the desired programming language and the appropriate drivers for each browser you're going to test in. Finally, as you mentioned, although webdrivers are developed by browser vendors, compatibility issues still appear from time to time. https://testcafe-discuss.devexpress.com/t/why-not-use-selenium-how-to-use- testcafe/47
on Selenium. This allows us to implement features you cannot find in Selenium-based tools (for example, testing on mobile devices, user roles, automatic waiting, etc.). TestCafe uses a URL-rewriting proxy which allows it to work without the WebDriver. This proxy injects the driver script that emulates user actions into the tested page. https://devexpress.github.io/testcafe/faq/#i-have-heard-that-testcafe-does-not-use- selenium-how-does-it-operate