jest - npm Package Versions

27.2.2

Fixes

• [jest-runtime] Correct wrapperLength value for ESM modules. (#11893)

27.2.1

Features

• [jest-transform] Improve the unexpected token error message. (#11807)

Fixes

• [jest-runtime] Fix regression when using jest.isolateModules and mocks (#11882)
• [jest-runtime] Include test name when importing modules after test has completed (#11885)
• [jest-runtime] Error when ESM import is used after test is torn down (#11885)

27.2.0

Features

• [jest-resolver, jest-runtime] Pass conditions to custom resolvers to enable them to implement support for package.json exports field (#11859)
• [jest-runtime] Allow custom envs to specify exportConditions which is passed together with Jest's own conditions to custom resolvers (#11863)

Fixes

• [@jest/reporters] Use async transform if available to transform files with no coverage (#11852)
• [jest-util] Return correct value from process.send stub (#11799)

27.1.1

Features

• [jest-runtime] Add experimental, limited (and undocumented) support for mocking ECMAScript Modules (#11818)

Fixes

• [jest-resolver] Support node: prefix when importing Node core modules with ESM (#11817)
• [jest-types] Export the PrettyFormatOptions interface (#11801)

27.1.0

Features

• [jest-haste-map] Use watchman suffix-set option for faster file indexing. (#11784)
• [jest-cli] Adds a new config options snapshotFormat which offers a way to override any of the formatting settings which come with pretty-format. (#11654)
• [jest-reporters] Expose the getSummary util (#11695).
• [jest-resolver] Support node: prefix when importing Node core modules (#11331)

Fixes

• [jest-each] Relaxed the validation to allow multibyte characters in headings (#11575)
• [jest-environment-jsdom] Add support for userAgent option (#11773)
• [jest-environment-node] Add Event and EventTarget to node global environment. (#11727)
• [jest-mock] Fix spyOn to use Object.prototype.hasOwnProperty (#11721)
• [jest-resolver] Add dependency on jest-haste-map (#11759)
• [jest-types] Compat with @types/node v16 (#11645)

Chore & Maintenance

• [docs] Correct expects.assertions documentation by adding async/await for asynchronous function.

27.0.6

Fixes

• [*] Publish all modules to include the build change in (#11569)

27.0.5

Features

• [@jest/fake-timers] Flush callbacks scheduled with requestAnimationFrame every 16ms when using legacy timers. (#11567)
• [pretty-format] Use globalThis (with polyfill if required) to bring support for esbuild's browser bundling mode (#11569)

Fixes

• [jest-core] Support special characters like @, + and () on Windows with --findRelatedTests (#11548)
• [@jest/fake-timers] Do not add setImmediate and clearImmediate if they do not exist in the global environment (#11599)
• [@jest/reporters] Allow node-notifier@10 as peer dependency (#11523)
• [@jest/reporters] Update v8-to-istanbul (#11523)

27.0.4

Fixes

• [jest-config, jest-resolve] Pass in require.resolve to resolvers to resolve from correct base (#11493)

27.0.3

Fixes

• [jest-config] require.resolve on default test sequencer and test environment (#11482)
• [jest-mock] Fixed fn and spyOn exports (#11480)

27.0.2

Features

• [jest-circus] Add some APIs to make it easier to build your own test runner
• [jest-reporters] Expose the getResultHeader util (#11460)
• [jest-resolver] Export resolve* utils for different Jest modules (#11466)
• [@jest/test-result] Export Test, TestEvents and TestFileEvent (#11466)

Fixes

• [jest-circus] Add missing slash dependency (#11465)
• [jest-circus, @jest/test-sequencer] Remove dependency on jest-runner (#11466)
• [jest-config] Resolve config.runner to absolute path (#11465)
• [jest-config] Make sure to support functions as config (#11475)
• [jest-core] Do not warn about DNSCHANNEL handles when using the --detectOpenHandles option (#11470)
• [jest-runner] Remove dependency on jest-config (#11466)
• [jest-worker] Loosen engine requirement to >= 10.13.0 (#11451)