Auto mock all localstorage and sessionstorage APIs for your Jest tests

Easily unit test LaunchDarkly feature flagged components with Vitest

Easily unit test LaunchDarkly feature flagged components with jest

Simple utility to mock example objects based on JSON schema definitions

morph process.env by adding/chaning/removing env vars for the lifetime of a callback

Mock the npm registry

A mock store for testing your redux async action creators and middleware

a knex mock adapter for simulating a db during testing

Javascript mocking library for websockets and socket.io

Mock localStorage for headless unit tests

Mock STDIN file descriptor in Node.js

Intuitive mocking for Typescript class imports

Auto mock all localstorage and sessionstorage APIs for your Vitest tests

Vitest wrapper for fetch-mock

jest wrapper for fetch-mock

Easy way to mock process.env during BDD testing

ng-mocks simplifies Angular testing with mock dependencies, shallow rendering and less boilerplate. Mock components, services, directives, pipes and modules in Angular 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 with Jasmine, Jest or Vitest.

Get the PATH environment variable key cross-platform

Utility for mocking XMLHttpRequest.

Core of @pact-foundation/pact. You almost certainly don't want to depend on this directly.