Assertion

Test if a finite double-precision floating-point number is an integer.

Cross-browser type assertions (less broken typeof)

Lightweight logging library for any Node 10+ applications

TypeScript definitions for yeoman-assert

Shallow deep equal assertion for chai

Babel plugin for protecting against improper use of `t.throws()` in AVA

Test if a value is a number having an integer value.

A Test-Anything-Protocol library for JavaScript

DOM assertions for the Chai assertion library using vanilla JavaScript

Test if a value is NaN.

Test if a value is a number having a nonnegative integer value.

Expectations and assertions for HTTP scenarios

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

Assert utility from yeoman

file system assertions for chai

Test if a finite numeric value is an odd number.

Test if a finite numeric value is an even number.

🐊Putout plugin adds ability to remove boolean from assertions

Test if a double-precision floating-point numeric value is positive zero.

Javascript assertions for redux actions testing

Hardened JavaScript for Fearless Cooperation

Custom tslint no-unused-expression rule supports chai's expect assertion

Asserts the node version against one from the package.json or .nvmrc file

Test if a value is a number having a positive integer value.

Test if a double-precision floating-point numeric value is negative zero.

These are some commands and assertion I use when I'm testing with nightwatch.js and selenium.

Common assertion tools used in ot-node and dkg.js

Create SAML assertions. Supports SAML 1.1 and SAML 2.0 tokens.

Test if a value is array-like.

Jest matchers for asserting that HTTP responses satisfy an OpenAPI spec

Chai.js assertions for enzyme

A Jest integration to run assertions in Edge Runtime context.

Assertions for redux actions testing

Write Beautiful Specs with Custom Matchers

Detect native generator function support.

The node.js assert module, re-packaged for web browsers.

Convert assert to power-assert on ESTree AST

Return a function which tests if every element in an array-like object passes a test condition.

Extensible BDD assertion toolkit

Additional assertions and utilities for testing Ethereum smart contracts in Truffle unit tests

A light assertion library built with JSON APIs in mind.

A small library for creating AssertionError diffs

Quickly import from core node modules

Test if a finite double-precision floating-point number is a nonnegative integer.

Power Assert feature instrumentor based on the ECMAScript AST

Test if a value is typed-array-like.

Power Assert instrumentor from source to source, with source-map

Jasmine assertions for enzyme

TypeScript definitions for power-assert

TypeScript definitions for power-assert-formatter