Assert Packages

Assert that a value is an observable

Chai.js without Expect or Should

Simple callback function to assert successful HTTP responses made with the request module

Extension for mocha that expects any assertion to have run in each test otherwise throwing error.

Expressive assertions for JavaScript.

Determine if two strings are equal, regardless of case

Determine if a value is a string

Assertion library for files and directories.

Inline assertions.

Generic unit-testing framework for front-end

A typescript-friendly wrapper around http://unexpected.js.org, the extensible BDD assertion toolkit

Validates data to easy way in JavaScript.

Jasmine expect standalone

This module combines your underlying Node.js runtime's [assert](https://nodejs.org/api/assert.html) module's assertions with the pleasant diffing output from the [ava](https://github.com/avajs/ava) test runner (which is actually powered by [concordance](h

Automated browser testing for the modern web development stack.

m(icro)test is a lightweight test runner for node.js written in es6+

Take an assertion library and return an assertion library that doesn't throw

A better assert

A clear assertion style that uses virtual methods instead of wrappers.

Simple assertion functions