jest-validate
Advanced tools
Changelog
jest 19.0.0
- Breaking Change: Added a version for snapshots.
- Breaking Change: Removed the
mocksPatternconfiguration option, it never worked correctly. - Breaking Change: Renamed
testPathDirstorootsto avoid confusion when configuring Jest. - Breaking Change: Updated printing of React elements to cause fewer changes when props change.
- Breaking Change: Updated snapshot format to properly escape data.
- Fixed --color to be recognized correctly again.
- Fixed
babel-plugin-jest-hoistto work properly with type annotations in tests. - Fixed behavior for console.log calls and fixed a memory leak (#2539).
- Fixed cache directory path for Jest to avoid ENAMETOOLONG errors.
- Fixed change events to be emitted in jest-haste-map's watch mode. This fixes issues with Jest's new watch mode and react-native-packager.
- Fixed cli arguments to be used when loading the config from file, they were previously ignored.
- Fixed Jest to load json files that include a BOM.
- Fixed Jest to throw errors instead of ignoring invalid cli options.
- Fixed mocking behavior for virtual modules.
- Fixed mocking behavior with transitive dependencies.
- Fixed support for asymmetric matchers in
toMatchObject. - Fixed test interruption and
--bailbehavior. - Fixed watch mode to clean up worker processes when a test run gets interrupted.
- Fixed whitespace to be highlighted in snapshots and assertion errors.
- Improved
babel-jestplugin: babel is loaded lazily, istanbul comments are only added when coverage is used. - Improved error for invalid transform config.
- Improved moduleNameMapper to not overwrite mocks when many patterns map to the same file.
- Improved printing of skipped tests in verbose mode.
- Improved resolution code in jest-resolve.
- Improved to only show patch marks in assertion errors when the comparison results in large objects.
- New
--collectCoverageFromcli argument. - New
--coverageDirectorycli argument. - New
expect.addSnapshotSerializerto add custom snapshot serializers for tests. - New
jest.spyOn. - New
testMatchconfiguration option that accepts glob patterns. - New eslint-plugin-jest with no-disabled-tests, no-focuses-tests and no-identical-title rules and default configuration and globals.
- New expect.stringContaining asymmetric matcher.
- New feature to make manual mocks with nested folders work. For example
__mocks__/react-native/Library/Text.jswill now work as expected. - New feature to re-run tests through the notification when using
--notify. - New jest-phabricator package to integrate Jest code coverage in phabriactor.
- New jest-validate package to improve configuration errors, help with suggestions of correct configuration and to be adopted in other libraries.
- New pretty-printing for asymmetric matchers.
- New RSS feed for Jest's blog.
- New way to provide a reducer to extract haste module ids.
- New website, new documentation, new color scheme and new homepage.
- Rewritten watch mode for instant feedback, better code quality and to build new features on top of it (#2362).
Changelog
jest 18.1.0
- Fixed console.log and fake timer behavior in node 7.3.
- Updated istanbul-api.
- Updated jest-diff equality error message.
- Disabled arrow keys when entering a pattern in watch mode to prevent broken behavior. Will be improved in a future release.
- Moved asymmetric matchers and equality functionality from Jasmine into jest-matchers.
- Removed jasmine and jest-snapshot dependency from jest-matchers.
- Removed unused global
contextvariable. - Show a better error message if the config is invalid JSON.
- Highlight trailing whitespace in assertion diffs and snapshots.
- Jest now uses micromatch instead of minimatch.
- Added
-has alias for--help.
Changelog
jest 20.0.0
- New
--projectsoption to run one instance of Jest in multiple projects at the same time. (#3400) - New multi project runner (#3156)
- New --listTests flag. (#3441)
- New --showConfig flag. (#3296)
- New promise support for all
expectmatchers through.resolvesand.rejects. (#3068) - New
expect.hasAssertions()function similar toexpect.assertions(). (#3379) - New
this.equalsfunction exposed to custom matchers. (#3469) - New
valid-expectlint rule ineslint-plugin-jest. (#3067) - New HtmlElement pretty-format plugin. (#3230)
- New Immutable pretty-format plugins. (#2899)
- New test environment per file setting through
@jest-environmentin the docblock. (#2859) - New feature that allows every configuration option to be set from the command line. (#3424)
- New feature to add custom reporters to Jest through
reportersin the configuration. (#3349) - New feature to add expected and actual values to AssertionError. (#3217)
- New feature to map code coverage from transformers. (#2290)
- New feature to run untested code coverage in parallel. (#3407)
- New option to define a custom resolver. (#2998)
- New printing support for text and comment nodes in html pretty-format. (#3355)
- New snapshot testing FAQ (#3425)
- New support for custom platforms on jest-haste-map. (#3162)
- New support for mocking native async methods. (#3209)
- New guide on how to use Jest with any JavaScript framework. (#3243)
- New translation system for the Jest website.
- New collapsing watch mode usage prompt after first run. (#3078)
- Breaking Change: Forked Jasmine 2.5 into Jest's own test runner and rewrote large parts of Jasmine. (#3147)
- Breaking Change: Jest does not write new snapshots by default on CI. (#3456)
- Breaking Change: Moved the typescript parser from
jest-editor-supportinto a separatejest-test-typescript-parserpackage. (#2973) - Breaking Change: Replaced auto-loading of babel-polyfill with only regenerator-runtime, fixes a major memory leak. (#2755)
- Fixed
babel-jestto look up thebabelfield inpackage.jsonas a fallback. - Fixed
jest-editor-support's parser to not crash on incomplete ASTs. (#3259) - Fixed
jest-resolveto useis-builtin-moduleinstead ofresolve.isCore. (#2997) - Fixed
jest-snapshotto normalize line endings in theserializefunction. (#3002) - Fixed behavior of
--silentflag. (#3003) - Fixed bug with watchers on macOS causing test to crash. (#2957)
- Fixed CLI
notifyoption not taking precedence over config option. (#3340) - Fixed detection of the npm client in SummaryReporter to support Yarn. (#3263)
- Fixed done.fail not passing arguments (#3241)
- Fixed fake timers to restore after resetting mocks. (#2467)
- Fixed handling of babylon's parser options in
jest-editor-support. (#3344) - Fixed Jest to properly cache transform results. (#3334)
- Fixed Jest to use human-readable colors for Jest's own snapshots. (#3119)
- Fixed jest-config to use UID for default cache folder. (#3380), (#3387)
- Fixed jest-runtime to expose inner error when it fails to write to the cache. (#3373)
- Fixed lifecycle hooks to make afterAll hooks operate the same as afterEach. (#3275)
- Fixed pretty-format to run plugins before serializing nested basic values. (#3017)
- Fixed return value of mocks so they can explicitly be set to return
undefined. (#3354) - Fixed runner to run tests associated with snapshots when the snapshot changes. (#3025)
- Fixed snapshot serializer require, restructured pretty-format. (#3399)
- Fixed support for Babel 7 in babel-jest. (#3271)
- Fixed testMatch to find tests in .folders. (#3006)
- Fixed testNamePattern and testPathPattern to work better together. (#3327)
- Fixed to show reject reason when expecting resolve. (#3134)
- Fixed toHaveProperty() to use hasOwnProperty from Object (#3410)
- Fixed watch mode's screen clearing. (#2959) (#3294)
- Improved and consolidated Jest's configuration file resolution. (#3472)
- Improved documentation throughout the Jest website.
- Improved documentation to explicitly mention that snapshots must be reviewed. (#3203)
- Improved documentation to make it clear CRA users don't need to add dependencies. (#3312)
- Improved eslint-plugin-jest's handling of
expect. (#3306) - Improved flow-coverage, eslint rules and test coverage within the Jest repository.
- Improved printing of
expect.assertionserror. (#3033) - Improved Windows test coverage of Jest.
- Refactored configs & transform (#3376)
- Refactored reporters to pass individual Tests to reporters. (#3289)
- Refactored TestRunner (#3166)
- Refactored watch mode prompts. (#3290)
- Deleted
jest-file-exists. (#3105) - Removed
Configtype. (#3366) - Removed all usage of
jest-file-exists. (#3101) - Adopted prettier on the Jest codebase.