Javascript mocking library for websockets and socket.io

An Angular testing library for creating mock services, components, directives, pipes and modules in unit tests. It provides shallow rendering, precise stubs to fake child dependencies. ng-mocks works with Angular 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

Utility for mocking XMLHttpRequest.

Simulate react-select events for react-testing-library

Easy as pie nodemailer mock for unit testing your Node.js applications.

Mock prisma for unit testing database

Mock a canvas in your vitest tests.

Mock for fully testing any media queries with Jest

amplify cli plugin providing local testing

Intercept & mock http requests issued by XMLHttpRequest, fetch, nodejs https/http module, axios, jquery, superagent, ky, node-fetch, request, got or any other request libraries by intercepting XMLHttpRequest, fetch and nodejs native requests in low level.

Mocks out Redux actions and selectors for clean React Jest tests.

Generate random mock data from OpenAPI descriptions for msw.

Nodejs library to mock express http request

Mocks node.js http.ServerResponse. See also `mock-req`.

Mock utility for the Elasticsearch's Node.js client

Mock smart contracts in a smart way.

A Storybook builder to dev and build with Vite

mock window.matchMedia for tests or node

Patch XMLHttpRequest to fake a REST server based on JSON data.

A fork of react-native-mock that renders components