Features

• [jest-circus] Add a waitBeforeRetry option to jest.retryTimes (#14738)
• [jest-circus, jest-jasmine2] Allow setupFilesAfterEnv to export an async function (#10962)
• [jest-config] Loads config file from provided path in package.json (#14044)
• [jest-config] Allow loading jest.config.cts files (#14070)
• [@jest/core] Group together open handles with the same stack trace (#13417, & #14789)
• [@jest/core] [BREAKING] Changed --filter to accept an object with shape { filtered: Array<string> } to match documentation (#13319)
• [@jest/environment-jsdom-abstract] Introduce new package which abstracts over the jsdom environment, allowing usage of custom versions of JSDOM (#14717)
• [jest-environment-node] Update jest environment with dispose symbols Symbol (#14888 & #14909)
• [jest-mock] Add support for the Explicit Resource Management proposal to use the using keyword with jest.spyOn(object, methodName) (#14895)
• [jest-runtime] Support import.meta.filename and import.meta.dirname (available from Node 20.11)
• [jest-circus] Replace recursive makeTestResults implementation with iterative one (#14760)
• [jest-circus] Omit expect.hasAssertions() errors if a test already has errors (#14866)
• [jest-cli] [BREAKING] Validate CLI flags that require arguments receives them (#14783)
• [jest-config] Support testTimeout in project config (#14697)
• [jest-config] Support coverageReporters in project config (#14697)
• [jest-config] Allow reporters in project config (#14768)
• [pretty-format] [BREAKING] Print ArrayBuffer and DataView correctly (#14290)

Performance

• [jest-haste-map] Only spawn one process to check for watchman installation (#14826)

Chore & Maintenance

• [*] [BREAKING] Upgrade to glob@10 (#14509)
• [*] Use TypeError over Error where appropriate (#14799)
• [jest-schemas] Upgrade @sinclair/typebox (#14775)
• [docs] Append to NODE_OPTIONS, not overwrite (#14730)
• [docs] Updated .toHaveBeenCalled() documentation to correctly reflect its functionality (#14842)

New Contributors

• @rafaelrabelos made their first contribution in https://github.com/jestjs/jest/pull/14044
• @someone635 made their first contribution in https://github.com/jestjs/jest/pull/14730
• @faizanu94 made their first contribution in https://github.com/jestjs/jest/pull/14625
• @casey-lentz made their first contribution in https://github.com/jestjs/jest/pull/14763
• @WillianAgostini made their first contribution in https://github.com/jestjs/jest/pull/14738
• @jeremiah-snee-openx made their first contribution in https://github.com/jestjs/jest/pull/14768
• @ginabethrussell made their first contribution in https://github.com/jestjs/jest/pull/14747
• @vkml made their first contribution in https://github.com/jestjs/jest/pull/14749
• @DerTimonius made their first contribution in https://github.com/jestjs/jest/pull/14070
• @JimminiKin made their first contribution in https://github.com/jestjs/jest/pull/14830
• @arescrimson made their first contribution in https://github.com/jestjs/jest/pull/14847
• @notaphplover made their first contribution in https://github.com/jestjs/jest/pull/14888
• @bensternthal made their first contribution in https://github.com/jestjs/jest/pull/14904
• @phryneas made their first contribution in https://github.com/jestjs/jest/pull/14895

Full Changelog: https://github.com/jestjs/jest/compare/v30.0.0-alpha.2...v30.0.0-alpha.3