chai VS expect.js

Compare chai vs expect.js and see what are their differences.

chai

BDD / TDD assertion framework for node.js and the browser that can be paired with any testing framework. (by chaijs)

expect.js

Minimalistic BDD-style assertions for Node.JS and the browser. (by Automattic)
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chai expect.js
9 -
8,064 2,101
0.5% 0.0%
7.9 0.0
about 1 month ago over 1 year ago
JavaScript JavaScript
MIT License -
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.

chai

Posts with mentions or reviews of chai. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2023-10-20.

expect.js

Posts with mentions or reviews of expect.js. We have used some of these posts to build our list of alternatives and similar projects.

We haven't tracked posts mentioning expect.js yet.
Tracking mentions began in Dec 2020.

What are some alternatives?

When comparing chai and expect.js you can also consider the following projects:

Sinon.JS - Test spies, stubs and mocks for JavaScript.

pactum - REST API Testing Tool for all levels in a Test Pyramid

autochecker - ♻️ Test your libraries in many different versions of NodeJS, Ruby, Java and many other languages

jest - Delightful JavaScript Testing.

Enzyme - JavaScript Testing utilities for React

Nightmare - A high-level browser automation library.

supertest - 🕷 Super-agent driven library for testing node.js HTTP servers using a fluent API. Maintained for @forwardemail, @ladjs, @spamscanner, @breejs, @cabinjs, and @lassjs.

proxyquire - 🔮 Proxies nodejs require in order to allow overriding dependencies during testing.

WebdriverIO - Next-gen browser and mobile automation test framework for Node.js