Run your tests with randomization, splitting, and parallelization for beautiful tests.

**Note:** More details on user side API can be found in [Jest documentation](https://jestjs.io/docs/mock-function-api).

Seamless REST/GraphQL API mocking library for browser and Node.js.

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Easy and powerful mocking of AWS SDK v3 Clients

Mock a canvas in your jest tests.

Axios adapter that allows to easily mock requests

Type safe mocking extensions for jest

fetch mock for jest

A Mock API for AWS Kinesis

Type safe mocking extensions for vitest, forked from jest-mock-extended

fetch mock for vitest

Given an object and a property, replaces a property descriptor (or deletes it), and returns a thunk to restore it.

Custom Jest matchers for AWS SDK v3 Client mock

This library emulates ioredis by performing all operations in-memory.

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

A lightweight Jest mock for unit testing Express

Mock http requests made using fetch

A configurable mock file system. You know, for testing.

Mock `window.Date` when run unit test cases with jest. Make tests of `Date` easier.