Testing Packages

Test Firebase security rules without connecting to Firebase.

Throw an error when the max number of EventEmitter listeners is exceeded

Write Beautiful Specs with Custom Matchers for Jest

Skip the rest of Cypress tests on first failure

BDD extensions for Mocha that support LiveDoc reporting.

Fake XHR and server

AngularJS module for end-to-end testing

npm wrapper for installing gauge command line

a lightweight server for stubbing external systems and endpoints

Applitools Eyes SDK for WebdriverIO

Assertions for redux actions testing

A chainable, callable mock object which always returns itself

An html reporter for the JavaScript mutation testing framework Stryker

Replacement for TestUtils when using React's shallow rendering

Testing helpers for use with React's shallowRender test utils.

Accurate and predictable testing of requestAnimationFrame and cancelAnimationFrame

A collection of helpers for testing Aurelia apps and components.

A CLI for accessibility testing using axe-core

Verify that all the filenames in an array are existing files

Compliance tests for textlint's AST(Abstract Syntax Tree).