Jest

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

Applies source maps to stack traces, so a failing test points at the code you wrote rather than at the code Jest ran.

Parameterised tests for Jest

Delightful JavaScript Testing.

Delightful JavaScript Testing.

This packages is a collection of utilities and helper functions

`jest-haste-map` is a module used by Jest, a popular JavaScript testing framework, to create a fast lookup of files in a project. It helps Jest efficiently locate and track changes in files during testing, making it particularly useful for large projects

Display differences clearly so people can review changes confidently.

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

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).

Compare items in two sequences to find a longest common subsequence

Jest plugin to use babel for transformation.

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

`@jest/pattern` is a helper library for the jest library that implements the logic for parsing and matching patterns.

This package contains shared types of Jest's packages.