keywords:

assertion

found 2,228 packages in 35ms

chai80.7mMIT5.2.0

BDD/TDD assertion library for node.js and the browser. Test framework agnostic.

chaijs2 months agotest, assertion, assert, testing

mocha42.9mMIT11.1.0

simple, flexible, fun test framework

mochajs8 days agomocha, test, bdd, tdd

Type check values

sindresorhus7 months agotype, types, is, check

Error constructor for test and validation frameworks that implements standardized AssertionError specification.

chaijs11 months agotest, assertion, assertion-error

ts-invariant19.9mMIT0.10.3

TypeScript implementation of invariant(condition, message)

apollographqlalmost 3 years agoinvariant, assertion, precondition, TypeScript

Packages

Lightweight debugging utility for Node.js and the browser

Lodash modular utilities.

React is a JavaScript library for building user interfaces.

A querystring parser that supports nesting and arrays, with a depth limit

Higher-order functions and common patterns for asynchronous code

Babel compiler core.