jest-diff - npm Package Versions

30.0.0

Features

• [*] Renamed globalsCleanupMode to globalsCleanup and --waitNextEventLoopTurnForUnhandledRejectionEvents to --waitForUnhandledRejections
• [expect] Add ArrayOf asymmetric matcher for validating array elements. (#15567)
• [babel-jest] Add option excludeJestPreset to allow opting out of babel-preset-jest (#15164)
• [expect] Revert #15038 to fix expect(fn).toHaveBeenCalledWith(expect.objectContaining(...)) when there are multiple calls (#15508)
• [jest-circus, jest-cli, jest-config] Add waitNextEventLoopTurnForUnhandledRejectionEvents flag to minimise performance impact of correct detection of unhandled promise rejections introduced in #14315 (#14681)
• [jest-circus] Add a waitBeforeRetry option to jest.retryTimes (#14738)
• [jest-circus] Add a retryImmediately option to jest.retryTimes (#14696)
• [jest-circus, jest-jasmine2] Allow setupFilesAfterEnv to export an async function (#10962)
• [jest-circus, jest-test-result] Add startedAt timestamp in TestCaseResultObject within onTestCaseResult (#15145)
• [jest-cli] Export buildArgv (#15310)
• [jest-config] [BREAKING] Add mts and cts to default moduleFileExtensions config (#14369)
• [jest-config] [BREAKING] Update testMatch and testRegex default option for supporting mjs, cjs, mts, and cts (#14584)
• [jest-config] Loads config file from provided path in package.json (#14044)
• [jest-config] Allow loading jest.config.cts files (#14070)
• [jest-config] Show rootDir in error message when a preset fails to load (#15194)
• [jest-config] Support loading TS config files using esbuild-register via docblock loader (#15190)
• [jest-config] Allow passing TS config loader options via docblock comment (#15234)
• [jest-config] If Node is running with type stripping enabled, do not require a TS loader (#15480)
• [@jest/core] Group together open handles with the same stack trace (#13417, & #14789)
• [@jest/core] Add perfStats to surface test setup overhead (#14622)
• [@jest/core] [BREAKING] Changed --filter to accept an object with shape { filtered: Array<string> } to match documentation (#13319)
• [@jest/core] Support --outputFile option for --listTests (#14980)
• [@jest/core] Stringify Errors properly with --json flag (#15329)
• [@jest/core, @jest/test-sequencer] [BREAKING] Exposes globalConfig & contexts to TestSequencer (#14535, & #14543)
• [jest-each] Introduce %$ option to add number of the test to its title (#14710)
• [@jest/environment] [BREAKING] Remove deprecated jest.genMockFromModule() (#15042)
• [@jest/environment] [BREAKING] Remove unnecessary defensive code (#15045)
• [jest-environment-jsdom] [BREAKING] Upgrade JSDOM to v22 (#13825)
• [@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)
• [expect, @jest/expect] [BREAKING] Add type inference for function parameters in CalledWith assertions (#15129)
• [@jest/expect-utils] Properly compare all types of TypedArrays (#15178)
• [@jest/fake-timers] [BREAKING] Upgrade @sinonjs/fake-timers to v13 (#14544 & #15470)
• [@jest/fake-timers] Exposing new modern timers function advanceTimersToFrame() which advances all timers by the needed milliseconds to execute callbacks currently scheduled with requestAnimationFrame (#14598)
• [jest-matcher-utils] Add SERIALIZABLE_PROPERTIES to allow custom serialization of objects (#14893)
• [jest-mock] Add support for the Explicit Resource Management proposal to use the using keyword with jest.spyOn(object, methodName) (#14895)
• [jest-reporters] Add support for DEC mode 2026 (#15008)
• [jest-resolver] Support file:// URLs as paths (#15154)
• [jest-resolve,jest-runtime,jest-resolve-dependencies] Pass the conditions when resolving stub modules (#15489)
• [jest-runtime] Exposing new modern timers function jest.advanceTimersToFrame() from @jest/fake-timers (#14598)
• [jest-runtime] Support import.meta.filename and import.meta.dirname (available from Node 20.11) (#14854)
• [jest-runtime] Support import.meta.resolve (#14930)
• [jest-runtime] [BREAKING] Make it mandatory to pass globalConfig to the Runtime constructor (#15044)
• [jest-runtime] Add unstable_unmockModule (#15080)
• [jest-runtime] Add onGenerateMock transformer callback for auto generated callbacks (#15433 & #15482)
• [jest-runtime] [BREAKING] Use vm.compileFunction over vm.Script (#15461)
• [@jest/schemas] Upgrade @sinclair/typebox to v0.34 (#15450)
• [@jest/types] test.each(): Accept a readonly (as const) table properly (#14565)
• [@jest/types] Improve argument type inference passed to test and describe callback functions from each tables (#14920)
• [jest-snapshot] [BREAKING] Add support for Error causes in snapshots (#13965)
• [jest-snapshot] Support Prettier 3 (#14566)
• [@jest/util-snapshot] Extract utils used by tooling from jest-snapshot into its own package (#15095)
• [pretty-format] [BREAKING] Do not render empty string children ('') in React plugin (#14470)

Fixes

• [expect] Show AggregateError to display (#15346)
• [*] Replace exit with exit-x (#15399)
• [babel-plugin-jest-hoist] Use denylist instead of the deprecated blacklist for Babel 8 support (#14109)
• [babel-plugin-jest-hoist] Do not rely on buggy Babel behaviour (#15415)
• [expect] Check error instance type for toThrow/toThrowError (#14576)
• [expect] Improve diff for failing expect.objectContaining (#15038)
• [expect] Use Array.isArray to check if an array is an Array (#15101)
• [expect] Fix Error cause assertion errors (#15339)
• [jest-changed-files] Print underlying errors when VCS commands fail (#15052)
• [jest-changed-files] Abort sl root call if output resembles a steam locomotive (#15053)
• [jest-circus] [BREAKING] Prevent false test failures caused by promise rejections handled asynchronously (#14315)
• [jest-circus] Replace recursive makeTestResults implementation with iterative one (#14760)
• [jest-circus] Omit expect.hasAssertions() errors if a test already has errors (#14866)
• [jest-circus, jest-expect, jest-snapshot] Pass test.failing tests when containing failing snapshot matchers (#14313)
• [jest-circus] Concurrent tests now emit jest circus events at the correct point and in the expected order. (#15381)
• [jest-cli] [BREAKING] Validate CLI flags that require arguments receives them (#14783)
• [jest-config] Make sure to respect runInBand option (#14578)
• [jest-config] Support testTimeout in project config (#14697)
• [jest-config] Support coverageReporters in project config (#14697)
• [jest-config] Allow reporters in project config (#14768)
• [jest-config] Allow Node16/NodeNext/Bundler moduleResolution in project's tsconfig (#14739)
• [@jest/create-cache-key-function] Correct the return type of createCacheKey (#15159)
• [jest-each] Allow $keypath templates with null or undefined values (#14831)
• [@jest/expect-utils] Fix comparison of DataView (#14408)
• [@jest/expect-utils] [BREAKING] exclude non-enumerable in object matching (#14670)
• [@jest/expect-utils] Fix comparison of URL (#14672)
• [@jest/expect-utils] Check Symbol properties in equality (#14688)
• [@jest/expect-utils] Catch circular references within arrays when matching objects (#14894)
• [@jest/expect-utils] Fix not addressing to Sets and Maps as objects without keys (#14873)
• [jest-haste-map] Fix errors or clobbering with multiple hasteImplModulePaths (#15522)
• [jest-leak-detector] Make leak-detector more aggressive when running GC (#14526)
• [jest-runtime] Properly handle re-exported native modules in ESM via CJS (#14589)
• [jest-runtime] Refactor _importCoreModel so required core module is consistent if modified while loading (#15077)
• [jest-schemas, jest-types] [BREAKING] Fix type of testFailureExitCode config option(#15232)
• [jest-util] Make sure isInteractive works in a browser (#14552)
• [pretty-format] [BREAKING] Print ArrayBuffer and DataView correctly (#14290)
• [pretty-format] Fixed a bug where "anonymous custom elements" were not being printed as expected. (#15138)
• [jest-cli] When specifying paths on the command line, only match against the relative paths of the test files (#12519)
  • [BREAKING] Changes testPathPattern configuration option to testPathPatterns, which now takes a list of patterns instead of the regex.
  • [BREAKING] --testPathPattern is now --testPathPatterns
  • [BREAKING] Specifying testPathPatterns when programmatically calling watch must be specified as new TestPathPatterns(patterns), where TestPathPatterns can be imported from @jest/pattern
• [jest-reporters, jest-runner] Unhandled errors without stack get correctly logged to console (#14619)
• [jest-util] Always load mjs files with import (#15447)
• [jest-worker] Properly handle a circular reference error when worker tries to send an assertion fails where either the expected or actual value is circular (#15191)
• [jest-worker] Properly handle a BigInt when worker tries to send an assertion fails where either the expected or actual value is BigInt (#15191)
• [expect] Resolve issue where ObjectContaining matched non-object values. ([#15463])(https://github.com/jestjs/jest/pull/15463).
  • Adds a conditional/check to ensure the argument passed to expect is an object.
  • Add unit tests for new ObjectContaining behavior.
  • Remove invalid/wrong test case assertions for ObjectContaining.
• [jest-worker] Addresses incorrect state on exit (#15610)

Performance

• [*] [BREAKING] Bundle all of Jest's modules into index.js (#12348, #14550 & #14661)
• [jest-haste-map] Only spawn one process to check for watchman installation (#14826)
• [jest-runner] Better cleanup source-map-support after test to resolve (minor) memory leak (#15233)
• [jest-circus, jest-environment-node, jest-repl, jest-runner, jest-util] Cleanup global variables on environment teardown to reduce memory leaks (#15215 & #15636 & #15643)

Chore & Maintenance

• [jest-environment-jsdom, jest-environment-jsdom-abstract] Increased version of jsdom to ^26.0.0 (#15325CVE-2024-37890)
• [*] Increase version of micromatch to ^4.0.7 (#15082)
• [*] [BREAKING] Drop support for Node.js versions 14, 16, 19, 21 and 23 (#14460, #15118, #15623, #15640)
• [*] [BREAKING] Drop support for typescript@4.3, minimum version is now 5.4 (#14542, #15621)
• [*] Depend on exact versions of monorepo dependencies instead of ^ range (#14553)
• [*] [BREAKING] Add ESM wrapper for all of Jest's modules (#14661)
• [*] [BREAKING] Upgrade to glob@10 (#14509)
• [*] Use TypeError over Error where appropriate (#14799)
• [docs] Fix typos in CHANGELOG.md and packages/jest-validate/README.md (#14640)
• [docs] Don't use alias matchers in docs (#14631)
• [babel-jest, babel-preset-jest] [BREAKING] Increase peer dependency of @babel/core to ^7.11 (#14109)
• [babel-jest, @jest/transform] Update babel-plugin-istanbul to v6 (#15156)
• [babel-plugin-jest-hoist] Move unnecessary dependencies to devDependencies (#15010)
• [expect] [BREAKING] Remove .toBeCalled(), .toBeCalledTimes(), .toBeCalledWith(), .lastCalledWith(), .nthCalledWith(), .toReturn(), .toReturnTimes(), .toReturnWith(), .lastReturnedWith(), .nthReturnedWith() and .toThrowError() matcher aliases (#14632)
• [jest-cli, jest-config, @jest/types] [BREAKING] Remove deprecated --init argument (#14490)
• [jest-config, @jest/core, jest-util] Upgrade ci-info (#14655)
• [jest-mock] [BREAKING] Remove MockFunctionMetadataType, MockFunctionMetadata and SpyInstance types (#14621)
• [@jest/reporters] Upgrade istanbul-lib-source-maps (#14924)
• [jest-schemas] Upgrade @sinclair/typebox (#14775)
• [jest-transform] Upgrade write-file-atomic (#14274)
• [jest-util] Upgrade picomatch to v4 (#14653 & #14885)
• [docs] Append to NODE_OPTIONS, not overwrite ([#14730](https://github.com/jestjs/jest/pull/14730))
• [docs] Updated .toHaveBeenCalled() documentation to correctly reflect its functionality (#14842)
• [docs] Link NestJS documentation on testing with Jest (#14940)
• [docs] Revised documentation for .toHaveBeenCalled() to accurately depict its functionality. (#14853)
• [docs] Removed ExpressJS reference link from documentation due to dead link (#15270)
• [docs] Correct broken links in docs (#15359)