Head-to-Head: Cypress vs Slimerjs Analysis

cypress

v13.13.1(6 days ago)

This package is actively maintained.Types definitions are bundled with the npm packageNumber of direct dependencies: 42Monthly npm downloads

Cypress is a modern end-to-end testing framework built for the modern web. It provides a fast, reliable, and easy-to-use testing solution for web applications. Cypress allows developers to write tests in JavaScript, enabling them to perform automated testing of their web applications in a real browser environment. With features like time-traveling, automatic waiting, and debugging, Cypress simplifies the process of writing and maintaining tests.

Alternatives:
playwright+
puppeteer+
webdriverio+
testcafe+
nightwatch+
protractor+
selenium-webdriver+
taiko+
jest-playwright+
codeceptjs+

Tags: testingend-to-endautomationwebjavascript

slimerjs

v1.0.0(over 6 years ago)

This package was last published over a year ago. It may not be actively maintained.Types definitions are provided via a separate npm package: @types/slimerjsNumber of direct dependencies: 0Monthly npm downloads

SlimerJS is a scriptable browser for web development and testing purposes. It allows you to interact with web pages using JavaScript and provides a high-level API for tasks like taking screenshots, simulating user interactions, and running automated tests. SlimerJS is built on top of the Gecko engine used by Firefox, making it a powerful tool for web developers who need to test their applications in a browser environment.

Alternatives:
puppeteer+
playwright+
nightmare+
webdriverio+
cypress+
taiko+
selenium-webdriver+
testcafe+
protractor+
casperjs+

Tags: browser automationweb testingheadless browserGecko engineJavaScript API

Fight!

Popularity

Cypress is a widely popular end-to-end testing framework for web applications, known for its ease of use and powerful features. SlimerJS, on the other hand, is not as popular and has a smaller user base.

Browser Support

Cypress supports modern browsers like Chrome, Firefox, and Edge, providing a consistent testing experience across different browsers. SlimerJS, on the other hand, is based on Gecko, the rendering engine used by Firefox, and is primarily focused on testing in Firefox.

API and Features

Cypress provides a comprehensive API and a rich set of features specifically designed for end-to-end testing. It offers features like automatic waiting, real-time reloading, and time-travel debugging. SlimerJS, on the other hand, is a headless browser that can be used for automated testing, but it doesn't provide the same level of convenience and features as Cypress.

Developer Experience

Cypress is known for its excellent developer experience. It has a user-friendly interface, detailed error messages, and extensive documentation. It also provides a built-in test runner and supports modern JavaScript frameworks like React and Angular. SlimerJS, on the other hand, has a steeper learning curve and may require more configuration and setup.

Performance

Cypress is designed to be fast and efficient, providing quick feedback during test execution. It runs directly in the browser and has access to the application's DOM, allowing for faster and more accurate testing. SlimerJS, being a headless browser, may have slower test execution times compared to Cypress.

Maintenance

Cypress is actively maintained by a dedicated team and has regular updates and bug fixes. It has a strong community support and a large number of plugins and extensions available. SlimerJS, on the other hand, has seen less active development and may have fewer updates and community support.