jestjs/jest

Delightful JavaScript Testing.

[type-definitions]: https://github.com/jestjs/jest/blob/main/packages/jest-types/src/Circus.ts

Stringify any JavaScript value.

Display differences clearly so people can review changes confidently.

Delightful JavaScript Testing.

Delightful JavaScript Testing.

This package exports the `expect` function used in [Jest](https://jestjs.io/). You can find its documentation [on Jest's website](https://jestjs.io/docs/expect).

Jest plugin to use babel for transformation.

This packages is a collection of utilities and helper functions

This package contains shared types of Jest's packages.

> Babel preset for all Jest plugins. This preset is automatically included when using [babel-jest](https://github.com/jestjs/jest/tree/main/packages/babel-jest).

This module creates a function which is used for generating cache keys used by code transformers in Jest.

A utility function to get the type of a value

A set of utility functions for expect and related packages

This module exports some utils for the `expect` function used in [Jest](https://jestjs.io/).

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

Module for executing heavy tasks under forked processes in parallel, by providing a `Promise` based interface, minimum overhead, and bound workers.

Generic configuration validation tool that helps you with warnings, errors and deprecation messages as well as showing users examples of correct configuration.

Experimental and currently incomplete module for JSON schemas for [Jest's](https://jestjs.io/) configuration.

Babel plugin to hoist `jest.disableAutomock`, `jest.enableAutomock`, `jest.unmock`, `jest.mock`, calls above `import` statements. This plugin is automatically included when using [babel-jest](https://github.com/jestjs/jest/tree/main/packages/babel-jest).

Stub TypeScript definitions entry for expect, which provides its own types definitions

Module for verifying whether an object has been garbage collected or not.

`jest-docblock` is a package that can extract and parse a specially-formatted comment called a "docblock" at the top of a file.

> DEPRECATED: Use `v8` APIs directly: https://nodejs.org/api/v8.html#serialization-api

A module used internally by Jest to check which files have changed since you last committed in git or hg.

Parameterised tests for Jest

This package extends `expect` library with `jest-snapshot` matchers. It exports `jestExpect` object, which can be used as standalone replacement of `expect`.

Delightful JavaScript Testing.

Jest's reporters

This Repo contains the testResultsProcessor needed to create the coverage map needed by Phabricator to show inline coverage at diff time.

Stub TypeScript definitions entry for jest-diff, which provides its own types definitions

Stub TypeScript definitions entry for pretty-format, which provides its own types definitions

Stub TypeScript definitions entry for jest-matcher-utils, which provides its own types definitions

Compare items in two sequences to find a longest common subsequence

Stub TypeScript definitions entry for jest-validate, which provides its own types definitions

Stub TypeScript definitions entry for jest-each, which provides its own types definitions