Chai is a popular assertion library for Node.js and browsers, providing a wide range of assertion styles and plugins for testing JavaScript code. It offers a flexible and expressive syntax that allows developers to write clear and readable test cases. Chai supports different assertion styles like should, expect, and assert, catering to different testing preferences.
Compared to other assertion libraries like Jest or Mocha, Chai stands out for its extensive plugin ecosystem and compatibility with various testing frameworks. It is actively maintained with regular updates and bug fixes, making it a reliable choice for writing robust test suites.
Tags: javascripttestingassertionNode.jsbrowser