Which engine is used to run JavaScript code in HtmlUnit?

the Mozilla Rhino engine
Core language support for JavaScript is provided by the Mozilla Rhino engine. What HtmlUnit provides are all the browser specific host objects such as Document or Navigator.

What is the use of HtmlUnit driver?

HtmlUnit is a java based implementation of a web browser without a GUI. HtmlUnit Driver is a well known Headless Browser driver. HtmlUnit Driver is similar to the other drivers such as Mozilla Firefox, Google Chrome, Internet Explorer but you couldn’t see the GUI of Html UnitDriver.

Is PhantomJS headless browser?

PhantomJS is a discontinued headless browser used for automating web page interaction. PhantomJS provides a JavaScript API enabling automated navigation, screenshots, user behavior and assertions making it a common tool used to run browser-based unit tests in a headless system like a continuous integration environment.

Is Nightmare JS headless web browser?

Nightmare is a browser automation library. It’s a solid choice for automating smoke tests to do all of the clicks, text inputs, and visual checking that a human can do. Under the hood, it uses Electron as a headless browser.

Which language is usually used in Selenium?

Your answer Java is most widely used programming language in Selenium.

What is an HtmlUnit driver?

What replaced PhantomJS?

Headless Chrome is now the browser engine that the tests run against, instead of PhantomJS. This swap “just” replaces the browser with a newer, faster version with better support and upgrades. New versions of Headless will support changes in the definitions of CSS or the JavaScript compiler.

Why was PhantomJS abandoned?

In March 2018, the development of PhantomJS was suspended due to lack of active contributions.

Is puppeteer better than Selenium?

Considering all the above factors, Puppeteer is the go-to tool if devs and testers are specifically working with Google Browser alone. But considering the fact that cross-browser testing must be conducted across platforms and using multiple programming languages, Selenium is the best fit for automation testing.