[expect, @jest/expect] Provide type of actual as a generic argument to Matchers to allow better-typed extensions (#13848)
[jest-circus] Added explicit mention of test failing because done() is not being called in error message (#13847)
[jest-runtime] Handle CJS re-exports of node core modules from ESM (#13856)
[jest-transform] Downgrade write-file-atomic to v4 (#13853)
[jest-worker] Ignore IPC messages not intended for Jest (#13543)

Chore & Maintenance

[*] make sure to exclude .eslintcache from published module (#13832)
[docs] Cleanup incorrect links in CHANGELOG.md (#13857)

29.2.0

Diff

simenb

published 29.2.0 • 2 years ago

Changelog

Source

29.2.0

Features

[@jest/cli, jest-config] A seed for the test run will be randomly generated, or set by a CLI option (#13400)
[@jest/cli, jest-config] --show-seed will display the seed value in the report, and can be set via a CLI flag or through the config file (#13400)
[jest-config] Add readInitialConfig utility function (#13356)
[jest-core] Allow testResultsProcessor to be async (#13343)
[@jest/environment, jest-environment-node, jest-environment-jsdom, jest-runtime] Add getSeed() to the jest object (#13400)
[expect, @jest/expect-utils] Allow isA utility to take a type argument (#13355)
[expect] Expose AsyncExpectationResult and SyncExpectationResult types (#13411)

Fixes

[babel-plugin-jest-hoist] Ignore TSTypeQuery when checking for hoisted references (#13367)
[jest-core] Fix detectOpenHandles false positives for some special objects such as TLSWRAP (#13414)
[jest-mock] Fix mocking of getters and setters on classes (#13398)
[jest-reporters] Revert: Transform file paths into hyperlinks (#13399)
[@jest/types] Infer type of each table correctly when the table is a tuple or array (#13381)
[@jest/types] Rework typings to allow the *ReturnedWith matchers to be called with no argument (#13385)

Chore & Maintenance

[*] Update @babel/* deps, resulting in slightly different stack traces for each (#13422)

Performance

[jest-runner] Do not instrument v8 coverage data if coverage should not be collected (#13282)

29.0.0

Diff

simenb

published 29.0.0 • 2 years ago

Changelog

Source

29.0.0

Features

[expect] [BREAKING] Differentiate between MatcherContext MatcherUtils and MatcherState types (#13141)
[jest-circus] Add support for test.failing.each (#13142)
[jest-config] [BREAKING] Make snapshotFormat default to escapeString: false and printBasicPrototype: false (#13036)
[jest-config] [BREAKING] Remove undocumented collectCoverageOnlyFrom option (#13156)
[jest-environment-jsdom] [BREAKING] Upgrade to jsdom@20 (#13037, #13058)
[@jest/globals] Add jest.Mocked, jest.MockedClass, jest.MockedFunction and jest.MockedObject utility types (#12727)
[jest-mock] [BREAKING] Refactor Mocked* utility types. MaybeMockedDeep and MaybeMocked became Mocked and MockedShallow respectively; only deep mocked variants of MockedClass, MockedFunction and MockedObject are exported (#13123, #13124)
[jest-mock] [BREAKING] Change the default jest.mocked helper’s behavior to deep mocked (#13125)
[jest-snapshot] [BREAKING] Let babel find config when updating inline snapshots (#13150)
[@jest/test-result, @jest/types] [BREAKING] Replace Bytes and Milliseconds types with number (#13155)
[jest-worker] Adds workerIdleMemoryLimit option which is used as a check for worker memory leaks >= Node 16.11.0 and recycles child workers as required (#13056, #13105, #13106, #13107)
[pretty-format] [BREAKING] Remove ConvertAnsi plugin in favour of jest-serializer-ansi-escapes (#13040)
[pretty-format] Allow to opt out from sorting object keys with compareKeys: null (#12443)

Fixes

[jest-config] Fix testing multiple projects with TypeScript config files (#13099)
[@jest/expect-utils] Fix deep equality of ImmutableJS Record (#13055)
[jest-haste-map] Increase the maximum possible file size that jest-haste-map can handle (#13094)
[jest-runtime] Properly support CJS re-exports from dual packages (#13170)
[jest-snapshot] Make prettierPath optional in SnapshotState (#13149)
[jest-snapshot] Fix parsing error from inline snapshot files with JSX (#12760)
[jest-worker] When a process runs out of memory worker exits correctly and doesn't spin indefinitely (#13054)

Chore & Maintenance

[*] [BREAKING] Drop support for Node v12 and v17 (#13033)
[docs] Fix webpack name (#13049)
[docs] Explicit how to set n for --bail (#13128)
[docs] Update Enzyme URL (#13166)
[jest-leak-detector] Remove support for weak-napi (#13035)
[jest-snapshot] [BREAKING] Require rootDir as argument to SnapshotState (#13150)