Update dependency expect to v23

[renovate]

This PR contains the following updates:

Package	Type	Update	Change	References
expect	devDependencies	major	1.20.2 -> 23.6.0	source

---

Release Notes

facebook/jest

v23.6.0

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Features

• [jest-cli] Add changedSince to allowed watch mode configs (#​6955)
• [babel-jest] Add support for babel.config.js added in Babel 7.0.0 (#​6911)
• [jest-resolve] Add support for an experimental mapper option (Watchman crawler only) that adds virtual files to the Haste map (#​6940)

Fixes

• [jest-resolve] Only resolve realpath once in try-catch (#​6925)
• [expect] Fix TypeError in toBeInstanceOf on null or undefined (#​6912)
• [jest-jasmine2] Throw a descriptive error if the first argument supplied to a hook was not a function (#​6917) and (#​6931)
• [jest-circus] Throw a descriptive error if the first argument supplied to a hook was not a function (#​6917) and (#​6931)
• [expect] Fix variadic custom asymmetric matchers (#​6898)
• [jest-cli] Fix incorrect testEnvironmentOptions warning (#​6852)
• [jest-each] Prevent done callback being supplied to describe (#​6843)
• [jest-config] Better error message for a case when a preset module was found, but no jest-preset.js or jest-preset.json at the root (#​6863)
• [jest-haste-map] Catch crawler error when unsuccessfully reading directories (#​6761)

Chore & Maintenance

• [docs] Add custom toMatchSnapshot matcher docs (#​6837)
• [docs] Improve the documentation regarding preset configuration (#​6864)
• [docs] Clarify usage of --projects CLI option (#​6872)
• [docs] Correct failure-change notification mode (#​6878)
• [scripts] Don’t remove node_modules from subdirectories of presets in e2e tests (#​6948)
• [diff-sequences] Double-check number of differences in tests (#​6953)

v23.5.0

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Features

• [jest-cli] Add package name to NotifyReporter notification (#​5898)
• [jest-runner] print stack trace when process.exit is called from user code (#​6714)
• [jest-each] introduces %# option to add index of the test to its title (#​6414)
• [pretty-format] Support serializing DocumentFragment (#​6705)
• [jest-validate] Add recursive and recursiveBlacklist options for deep config checks (#​6802)
• [jest-cli] Check watch plugins for key conflicts (#​6697)

Fixes

• [jest-snapshot] Mark snapshots as obsolete when moved to an inline snapshot (#​6773)
• [jest-config] Fix --coverage with --findRelatedTests overwriting collectCoverageFrom options (#​6736)
• [jest-config] Update default config for testURL from 'about:blank' to 'http://localhost' to address latest JSDOM security warning. (#​6792)
• [jest-cli] Fix testMatch not working with negations (#​6648)
• [jest-cli] Don't report promises as open handles (#​6716)
• [jest-each] Add timeout support to parameterised tests (#​6660)
• [jest-cli] Improve the message when running coverage while there are no files matching global threshold (#​6334)
• [jest-snapshot] Correctly merge property matchers with the rest of the snapshot in toMatchSnapshot. (#​6528)
• [jest-snapshot] Add error messages for invalid property matchers. (#​6528)
• [jest-cli] Show open handles from inside test files as well (#​6263)
• [jest-haste-map] Fix a problem where creating folders ending with .js could cause a crash (#​6818)

Chore & Maintenance

• [docs] Document another option to avoid warnings with React 16 (#​5258)
• [docs] Add note explaining when jest.setTimeout should be called (#​6817)
• [docs] Fixed bug in example code (#​6828)

v23.4.0

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Features

• [jest-haste-map] Add computeDependencies flag to avoid opening files if not needed (#​6667)
• [jest-runtime] Support require.resolve.paths (#​6471)
• [jest-runtime] Support paths option for require.resolve (#​6471)

Fixes

• [jest-runner] Force parallel runs for watch mode, to avoid TTY freeze (#​6647)
• [jest-cli] properly reprint resolver errors in watch mode (#​6407)
• [jest-cli] Write configuration to stdout when the option was explicitly passed to Jest (#​6447)
• [jest-cli] Fix regression on non-matching suites (6657)
• [jest-runtime] Roll back micromatch version to prevent regression when matching files (#​6661)

v23.3.0

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Features

• [jest-cli] Allow watch plugin to be configured (#​6603)
• [jest-snapshot] Introduce toMatchInlineSnapshot and toThrowErrorMatchingInlineSnapshot matchers (#​6380)

Fixes

• [jest-regex-util] Improve handling already escaped path separators on Windows (#​6523)
• [jest-cli] Fix testNamePattern value with interactive snapshots (#​6579)
• [jest-cli] Fix enter to interrupt watch mode (#​6601)

Chore & Maintenance

• [website] Switch domain to https://jestjs.io (#​6549)
• [tests] Improve stability of yarn test on Windows (#​6534)
• [*] Transpile object shorthand into Node 4 compatible syntax (#​6582)
• [*] Update all legacy links to jestjs.io (#​6622)
• [docs] Add docs for 23.1, 23.2, and 23.3 (#​6623)
• [website] Only test/deploy website if relevant files are changed (#​6626)
• [docs] Describe behavior of resetModules option when set to false (#​6641)

v23.2.0

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Features

• [jest-each] Add support for keyPaths in test titles (#​6457)
• [jest-cli] Add jest --init option that generates a basic configuration file with a short description for each option (#​6442)
• [jest.retryTimes] Add jest.retryTimes() option that allows failed tests to be retried n-times when using jest-circus. (#​6498)

Fixes

• [docs] Fixed error in documentation for expect.not.arrayContaining(array). (#​6491)
• [jest-cli] Add check to make sure one or more tests have run before notifying when using --notify (#​6495)
• [jest-cli] Pass globalConfig as a parameter to globalSetup and globalTeardown functions (#​6486)
• [jest-config] Add missing options to the defaults object (#​6428)
• [expect] Using symbolic property names in arrays no longer causes the toEqual matcher to fail (#​6391)
• [expect] toEqual no longer tries to compare non-enumerable symbolic properties, to be consistent with non-symbolic properties. (#​6398)
• [jest-util] console.timeEnd now properly log elapsed time in milliseconds. (#​6456)
• [jest-mock] Fix MockNativeMethods access in react-native jest.mock() (#​6505)
• [jest-cli] Fix reporters for moduleName = 'default' (#​6542)

Chore & Maintenance

• [docs] Add jest-each docs for 1 dimensional arrays (#​6444)

v23.1.0

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Features

• [jest-each] Add pretty-format serialising to each titles (#​6357)
• [jest-cli] shouldRunTestSuite watch hook now receives an object with config, testPath and duration (#​6350)
• [jest-each] Support one dimensional array of data (#​6351)
• [jest-watch] create new package jest-watch to ease custom watch plugin development (#​6318)
• [jest-circus] Make hooks in empty describe blocks error (#​6320)
• Add a config/CLI option errorOnDeprecated which makes calling deprecated APIs throw hepful error messages (#​6339)

Fixes

• [jest-each] Fix pluralising missing arguments error (#​6369)
• [jest-each] Stop test title concatenating extra args (#​6346)
• [expect] toHaveBeenNthCalledWith/nthCalledWith gives wrong call messages if not matched (#​6340)
• [jest-each] Make sure invalid arguments to each points back to the user's code (#​6347)
• [expect] toMatchObject throws TypeError when a source property is null (#​6313)
• [jest-cli] Normalize slashes in paths in CLI output on Windows (#​6310)
• [jest-cli] Fix run beforeAll in excluded suites tests" mode. (#​6234)
• [jest-haste-map] Compute SHA-1s for non-tracked files when using Node crawler (#​6264)

Chore & Maintenance

• [docs] Improve documentation of mockClear, mockReset, and mockRestore (#​6227)
• [jest-each] Refactor each to use shared implementation with core (#​6345)
• [jest-each] Update jest-each docs for serialising values into titles (#​6337)
• [jest-circus] Add dependency on jest-each (#​6309)
• [filenames] Rename "integration-tests" to "e2e" (#​6315)
• [docs] Mention the use of commit hash with --changedSince flag (#​6330)

v23.0.1

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Chore & Maintenance

• [jest-jasemine2] Add dependency on jest-each (#​6308)
• [jest-each] Move jest-each into core Jest (#​6278)
• [examples] Update typescript example to using ts-jest (#​6260)

Fixes

• [pretty-format] Serialize inverse asymmetric matchers correctly (#​6272)

v23.0.0

Features

• [expect] Expose getObjectSubset, iterableEquality, and subsetEquality (#​6210)
• [jest-snapshot] Add snapshot property matchers (#​6210)
• [jest-config] Support jest-preset.js files within Node modules (#​6185)
• [jest-cli] Add --detectOpenHandles flag which enables Jest to potentially track down handles keeping it open after tests are complete. (#​6130)
• [jest-jasmine2] Add data driven testing based on jest-each (#​6102)
• [jest-matcher-utils] Change "suggest to equal" message to be more advisory (#​6103)
• [jest-message-util] Don't ignore messages with vendor anymore (#​6117)
• [jest-validate] Get rid of jest-config dependency (#​6067)
• [jest-validate] Adds option to inject deprecationEntries (#​6067)
• [jest-snapshot] [BREAKING] Concatenate name of test, optional snapshot name and count (#​6015)
• [jest-runtime] Allow for transform plugins to skip the definition process method if createTransformer method was defined. (#​5999)
• [expect] Add stack trace for async errors (#​6008)
• [jest-jasmine2] Add stack trace for timeouts (#​6008)
• [jest-jasmine2] Add stack trace for thrown non-Errors (#​6008)
• [jest-runtime] Prevent modules from marking themselves as their own parent (#​5235)
• [jest-mock] Add support for auto-mocking generator functions (#​5983)
• [expect] Add support for async matchers  (#​5919)
• [expect] Suggest toContainEqual (#​5948)
• [jest-config] Export Jest's default options (#​5948)
• [jest-editor-support] Move coverage to ProjectWorkspace.collectCoverage (#​5929)
• [jest-editor-support] Add coverage option to runner (#​5836)
• [jest-haste-map] Support extracting dynamic imports (#​5883)
• [expect] Improve output format for mismatchedArgs in mock/spy calls. (#​5846)
• [jest-cli] Add support for using --coverage in combination with watch mode, --onlyChanged, --findRelatedTests and more (#​5601)
• [jest-jasmine2] [BREAKING] Adds error throwing and descriptive errors to it/ test for invalid arguments. [jest-circus] Adds error throwing and descriptive errors to it/ test for invalid arguments (#​5558)
• [jest-matcher-utils] Add isNot option to matcherHint function (#​5512)
• [jest-config] Add <rootDir> to runtime files not found error report (#​5693)
• [expect] Make toThrow matcher pass only if Error object is returned from promises (#​5670)
• [expect] Add isError to utils (#​5670)
• [expect] Add inverse matchers (expect.not.arrayContaining, etc., #​5517)
• [expect] expect.extend now also extends asymmetric matchers (#​5503)
• [jest-mock] Update spyOnProperty to support spying on the prototype chain (#​5753)
• [jest-mock] Add tracking of return values in the mock property (#​5752)
• [jest-mock] Add tracking of thrown errors in the mock property (#​5764)
• [expect]Add nthCalledWith spy matcher (#​5605)
• [jest-cli] Add isSerial property that runners can expose to specify that they can not run in parallel (#​5706)
• [expect] Add .toBeCalledTimes and toHaveBeenNthCalledWith aliases (#​5826)
• [jest-cli] Interactive Snapshot Mode improvements (#​5864)
• [jest-editor-support] Add no-color option to runner (#​5909)
• [jest-jasmine2] Pretty-print non-Error object errors (#​5980)
• [jest-message-util] Include column in stack frames (#​5889)
• [expect] Introduce toStrictEqual (#​6032)
• [expect] Add return matchers (#​5879)
• [jest-cli] Improve snapshot summaries (#​6181)
• [expect] Include custom mock names in error messages (#​6199)
• [jest-diff] Support returning diff from oneline strings (#​6221)
• [expect] Improve return matchers (#​6172)
• [jest-cli] Overhaul watch plugin hooks names (#​6249)
• [jest-mock] [BREAKING] Include tracked call results in serialized mock (#​6244)

Fixes

• [jest-cli] Fix stdin encoding to utf8 for watch plugins. (#​6253)
• [expect] Better detection of DOM Nodes for equality (#​6246)
• [jest-cli] Fix misleading action description for F key when in "only failed tests" mode. (#​6167)
• [jest-worker] Stick calls to workers before processing them (#​6073)
• [babel-plugin-jest-hoist] Allow using console global variable (#​6075)
• [jest-jasmine2] Always remove node core message from assert stack traces (#​6055)
• [expect] Add stack trace when expect.assertions and expect.hasAssertions causes test failures. (#​5997)
• [jest-runtime] Throw a more useful error when trying to require modules after the test environment is torn down (#​5888)
• [jest-mock] [BREAKING] Replace timestamps with invocationCallOrder (#​5867)
• [jest-jasmine2] Install sourcemap-support into normal runtime to catch runtime errors (#​5945)
• [jest-jasmine2] Added assertion error handling inside afterAll hook (#​5884)
• [jest-cli] Remove the notifier actions in case of failure when not in watch mode. (#​5861)
• [jest-mock] Extend .toHaveBeenCalled return message with outcome (#​5951)
• [jest-runner] Assign process.env.JEST_WORKER_ID="1" when in runInBand mode (#​5860)
• [jest-cli] Add descriptive error message when trying to use globalSetup/globalTeardown file that doesn't export a function. (#​5835)
• [expect] Do not rely on instanceof RegExp, since it will not work for RegExps created inside of a different VM (#​5729)
• [jest-resolve] Update node module resolution algorithm to correctly handle symlinked paths (#​5085)
• [jest-editor-support] Update Settings to use spawn in shell option (#​5658)
• [jest-cli] Improve the error message when 2 projects resolve to the same config (#​5674)
• [jest-runtime] remove retainLines from coverage instrumentation (#​5692)
• [jest-cli] Fix update snapshot issue when using watchAll (#​5696)
• [expect] Fix rejects.not matcher (#​5670)
• [jest-runtime] Prevent Babel warnings on large files (#​5702)
• [jest-mock] Prevent mockRejectedValue from causing unhandled rejection (#​5720)
• [pretty-format] Handle React fragments better (#​5816)
• [pretty-format] Handle formatting of React.forwardRef and Context components (#​6093)
• [jest-cli] Switch collectCoverageFrom back to a string (#​5914)
• [jest-regex-util] Fix handling regex symbols in tests path on Windows (#​5941)
• [jest-util] Fix handling of NaN/Infinity in mock timer delay (#​5966)
• [jest-resolve] Generalise test for package main entries equivalent to ".". (#​5968)
• [jest-config] Ensure that custom resolvers are used when resolving the configuration (#​5976)
• [website] Fix website docs (#​5853)
• [expect] Fix isEqual Set and Map to compare object values and keys regardless of order (#​6150)
• [pretty-format] [BREAKING] Remove undefined props from React elements (#​6162)
• [jest-haste-map] Properly resolve mocked node modules without package.json defined (#​6232)

Chore & Maintenance

• [jest-runner] Move sourcemap installation from jest-jasmine2 to jest-runner (#​6176)
• [jest-cli] Use yargs's built-in version instead of rolling our own (#​6215)
• [docs] Add explanation on how to mock methods not implemented in JSDOM
• [jest-jasmine2] Simplify Env.execute and TreeProcessor to setup and clean resources for the top suite the same way as for all of the children suites (#​5885)
• [babel-jest] [BREAKING] Always return object from transformer (#​5991)
• [*] Run Prettier on compiled output (#​5858)
• [jest-cli] Add fileChange hook for plugins (#​5708)
• [docs] Add docs on using jest.mock(...) (#​5648)
• [docs] Mention Jest Puppeteer Preset (#​5722)
• [docs] Add jest-community section to website (#​5675)
• [docs] Add versioned docs for v22.4 (#​5733)
• [docs] Improve Snapshot Testing Guide (#​5812)
• [jest-runtime] [BREAKING] Remove jest.genMockFn and jest.genMockFunction (#​6173)
• [jest-message-util] Avoid adding unnecessary indent to blank lines in stack traces (#​6211)

v22.4.0

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Fixes

• [jest-haste-map] Overhauls how Watchman crawler works fixing Windows (#​5615)
• [expect] Allow matching of Errors against plain objects (#​5611)
• [jest-haste-map] Do not read binary files in Haste, even when instructed to do so (#​5612)
• [jest-cli] Don't skip matchers for exact files (#​5582)
• [docs] Update discord links (#​5586)
• [jest-runtime] Align handling of testRegex on Windows between searching for tests and instrumentation checks (#​5560)
• [jest-config] Make it possible to merge transform option with preset (#​5505)
• [jest-util] Fix console.assert behavior in custom & buffered consoles (#​5576)

Features

• [docs] Add MongoDB guide (#​5571)
• [jest-runtime] Deprecate mapCoverage option. (#​5177)
• [babel-jest] Add option to return sourcemap from the transformer separately from source. (#​5177)
• [jest-validate] Add ability to log deprecation warnings for CLI flags. (#​5536)
• [jest-serializer] Added new module for serializing. Works using V8 or JSON (#​5609)
• [docs] Add a documentation note for project displayName configuration (#​5600)

Chore & Maintenance

• [docs] Update automatic mocks documentation (#​5630)

v22.3.0

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Fixes

• [expect] Add descriptive error message to CalledWith methods when missing optional arguments (#​5547)
• [jest-cli] Fix inability to quit watch mode while debugger is still attached (#​5029)
• [jest-haste-map] Properly handle platform-specific file deletions (#​5534)

Features

• [jest-util] Add the following methods to the "console" implementations: assert, count, countReset, dir, dirxml, group, groupCollapsed, groupEnd, time, timeEnd (#​5514)
• [docs] Add documentation for interactive snapshot mode (#​5291)
• [jest-editor-support] Add watchAll flag (#​5523)
• [jest-cli] Support multiple glob patterns for collectCoverageFrom (#​5537)
• [docs] Add versioned documentation to the website (#​5541)

Chore & Maintenance

• [jest-config] Allow <rootDir> to be used with collectCoverageFrom (#​5524)
• [filenames] Standardize files names in "integration-tests" folder (#​5513)

v22.2.2

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Fixes

• [babel-jest] Revert "Remove retainLines from babel-jest" (#​5496)
• [jest-docblock] Support multiple of the same @pragma. (#​5154)

Features

• [jest-worker] Assign a unique id for each worker and pass it to the child process. It will be available via process.env.JEST_WORKER_ID (#​5494)

Chore & Maintenance

• [filenames] Standardize file names in root (#​5500)

v22.2.0

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Features

• [jest-runner] Move test summary to after coverage report (#​4512)
• [jest-cli] Added --notifyMode to specify when to be notified. (#​5125)
• [diff-sequences] New package compares items in two sequences to find a longest common subsequence. (#​5407)
• [jest-matcher-utils] Add comment option to matcherHint function (#​5437)
• [jest-config] Allow lastComit and changedFilesWithAncestor via JSON config (#​5476)
• [jest-util] Add deletion to process.env as well (#​5466)
• [jest-util] Add case-insensitive getters/setters to process.env (#​5465)
• [jest-mock] Add util methods to create async functions. (#​5318)

Fixes

• [jest-cli] Add trailing slash when checking root folder (#​5464)
• [jest-cli] Hide interactive mode if there are no failed snapshot tests (#​5450)
• [babel-jest] Remove retainLines from babel-jest (#​5439)
• [jest-cli] Glob patterns ignore non-require-able files (e.g. README.md) (#​5199)
• [jest-mock] Add backticks support (``) to mock a certain package via the __mocks__ folder. (#​5426)
• [jest-message-util] Prevent an ENOENT crash when the test file contained a malformed source-map. (#​5405).
• [jest] Add import-local to jest package. (#​5353)
• [expect] Support class instances in .toHaveProperty() and .toMatchObject matcher. (#​5367)
• [jest-cli] Fix npm update command for snapshot summary. (#​5376, 5389)
• [expect] Make rejects and resolves synchronously validate its argument. (#​5364)
• [docs] Add tutorial page for ES6 class mocks. (#​5383)
• [jest-resolve] Search required modules in node_modules and then in custom paths. (#​5403)
• [jest-resolve] Get builtin modules from node core. (#​5411)
• [jest-resolve] Detect and preserve absolute paths in moduleDirectories. Do not generate additional (invalid) paths by prepending each ancestor of cwd to the absolute path. Additionally, this fixes functionality in Windows OS. (#​5398)

Chore & Maintenance

• [jest-util] Implement watch plugins (#​5399)

v22.1.0

Features

• [jest-cli] Make Jest exit without an error when no tests are found in the case of --lastCommit, --findRelatedTests, or --onlyChanged options having been passed to the CLI
• [jest-cli] Add interactive snapshot mode (#​3831)

Fixes

• [jest-cli] Use import-local to support global Jest installations. (#​5304)
• [jest-runner] Fix memory leak in coverage reporting (#​5289)
• [docs] Update mention of the minimal version of node supported (#​4947)
• [jest-cli] Fix missing newline in console message (#​5308)
• [jest-cli] --lastCommit and --changedFilesWithAncestor now take effect even when --onlyChanged is not specified. (#​5307)

Chore & Maintenance

• [filenames] Standardize folder names under integration-tests/ (#​5298)

v22.0.6

Fixes

• [jest-jasmine2] Fix memory leak in snapshot reporting (#​5279)
• [jest-config] Fix breaking change in --testPathPattern (#​5269)
• [docs] Document caveat with mocks, Enzyme, snapshots and React 16 (#​5258)

v22.0.5

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Fixes

• [jest-leak-detector] Removed the reference to weak. Now, parent projects must install it by hand for the module to work.
• [expect] Fail test when the types of stringContaining and stringMatching matchers do not match. (#​5069)
• [jest-cli] Treat dumb terminals as noninteractive (#​5237)
• [jest-cli] jest --onlyChanged --changedFilesWithAncestor now also works with git. (#​5189)
• [jest-config] fix unexpected condition to avoid infinite recursion in Windows platform. (#​5161)
• [jest-config] Escape parentheses and other glob characters in rootDir before interpolating with testMatch. (#​4838)
• [jest-regex-util] Fix breaking change in --testPathPattern (#​5230)
• [expect] Do not override Error stack (with Error.captureStackTrace) for custom matchers. (#​5162)
• [pretty-format] Pretty format for DOMStringMap and NamedNodeMap (#​5233)
• [jest-cli] Use a better console-clearing string on Windows (#​5251)

Features

• [jest-jasmine] Allowed classes and functions as describe names. (#​5154)
• [jest-jasmine2] Support generator functions as specs. (#​5166)
• [jest-jasmine2] Allow spyOn with getters and setters. (#​5107)
• [jest-config] Allow configuration objects inside projects array (#​5176)
• [expect] Add support to .toHaveProperty matcher to accept the keyPath argument as an array of properties/indices. (#​5220)
• [docs] Add documentation for .toHaveProperty matcher to accept the keyPath argument as an array of properties/indices. (#​5220)
• [jest-runner] test environments are now passed a new options parameter. Currently this only has the console which is the test console that Jest will expose to tests. (#​5223)
• [jest-environment-jsdom] pass the options.console to a custom instance of virtualConsole so jsdom is using the same console as the test. (#​5223)

Chore & Maintenance

• [docs] Describe the order of execution of describe and test blocks. (#​5217, #​5238)
• [docs] Add a note on moduleNameMapper ordering. (#​5249)

v22.0.3

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Chore & Maintenance

• [*] Tweaks to better support Node 4 (#​5134)

v22.0.2

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Chore & Maintenance

• [*] Tweaks to better support Node 4 (#​5134)

v22.0.1

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Fixes

• [jest-runtime] fix error for test files providing coverage. (#​5117)

Features

• [jest-config] Add forceCoverageMatch to allow collecting coverage from ignored files. (#​5081)

v22.0.0

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Fixes

• [jest-resolve] Use module.builtinModules as BUILTIN_MODULES when it exists
• [jest-worker] Remove debug and inspect flags from the arguments sent to the child (#​5068)
• [jest-config] Use all --testPathPattern and <regexForTestFiles> args in testPathPattern (#​5066)
• [jest-cli] Do not support --watch inside non-version-controlled environments (#​5060)
• [jest-config] Escape Windows path separator in testPathPattern CLI arguments (#​5054
• [jest-jasmine] Register sourcemaps as node environment to improve performance with jsdom (#​5045)
• [pretty-format] Do not call toJSON recursively (#​5044)
• [pretty-format] Fix errors when identity-obj-proxy mocks CSS Modules (#​4935)
• [babel-jest] Fix support for namespaced babel version 7 (#​4918)
• [expect] fix .toThrow for promises (#​4884)
• [jest-docblock] pragmas should preserve urls (#​4837)
• [jest-cli] Check if npm_lifecycle_script calls Jest directly (#​4629)
• [jest-cli] Fix --showConfig to show all configs (#​4494)
• [jest-cli] Throw if maxWorkers doesn't have a value (#​4591)
• [jest-cli] Use fs.realpathSync.native if available (#​5031)
• [jest-config] Fix --passWithNoTests (#​4639)
• [jest-config] Support rootDir tag in testEnvironment (#​4579)
• [jest-editor-support] Fix --showConfig to support jest 20 and jest 21 (#​4575)
• [jest-editor-support] Fix editor support test for node 4 (#​4640)
• [jest-mock] Support mocking constructor in mockImplementationOnce (#​4599)
• [jest-runtime] Fix manual user mocks not working with custom resolver (#​4489)
• [jest-util] Fix runOnlyPendingTimers for setTimeout inside setImmediate (#​4608)
• [jest-message-util] Always remove node internals from stacktraces (#​4695)
• [jest-resolve] changes method of determining builtin modules to include missing builtins (#​4740)
• [pretty-format] Prevent error in pretty-format for window in jsdom test env (#​4750)
• [jest-resolve] Preserve module identity for symlinks (#​4761)
• [jest-config] Include error message for preset json (#​4766)
• [pretty-format] Throw PrettyFormatPluginError if a plugin halts with an exception (#​4787)
• [expect] Keep the stack trace unchanged when PrettyFormatPluginError is thrown by pretty-format (#​4787)
• [jest-environment-jsdom] Fix asynchronous test will fail due to timeout issue. (#​4669)
• [jest-cli] Fix --onlyChanged path case sensitivity on Windows platform (#​4730)
• [jest-runtime] Use realpath to match transformers (#​5000)
• [expect] [BREAKING] Replace identity equality with Object.is in toBe matcher (#​4917)

Features

• [jest-message-util] Add codeframe to test assertion failures (#​5087)
• [jest-config] Add Global Setup/Teardown options (#​4716)
• [jest-config] Add testEnvironmentOptions to apply to jsdom options or node context. (#​5003)
• [jest-jasmine2] Update Timeout error message to jest.timeout and display current timeout value (#​4990)
• [jest-runner] Enable experimental detection of leaked contexts (#​4895)
• [jest-cli] Add combined coverage threshold for directories. (#​4885)
• [jest-mock] Add timestamps to mock state. (#​4866)
• [eslint-plugin-jest] Add prefer-to-have-length lint rule. (#​4771)
• [jest-environment-jsdom] [BREAKING] Upgrade to JSDOM@11 (#​4770)
• [jest-environment-*] [BREAKING] Add Async Test Environment APIs, dispose is now teardown (#​4506)
• [jest-cli] Add an option to clear the cache (#​4430)
• [babel-plugin-jest-hoist] Improve error message, that the second argument of jest.mock must be an inline function (#​4593)
• [jest-snapshot] [BREAKING] Concatenate name of test and snapshot (#​4460)
• [jest-cli] [BREAKING] Fail if no tests are found (#​3672)
• [jest-diff] Highlight only last of odd length leading spaces (#​4558)
• [jest-docblock] Add docblock.print() (#​4517)
• [jest-docblock] Add strip (#​4571)
• [jest-docblock] Preserve leading whitespace in docblock comments (#​4576)
• [jest-docblock] remove leading newlines from parswWithComments().comments (#​4610)
• [jest-editor-support] Add Snapshots metadata (#​4570)
• [jest-editor-support] Adds an 'any' to the typedef for updateFileWithJestStatus (#​4636)
• [jest-editor-support] Better monorepo support (#​4572)
• [jest-environment-jsdom] Add simple rAF polyfill in jsdom environment to work with React 16 (#​4568)
• [jest-environment-node] Implement node Timer api (#​4622)
• [jest-jasmine2] Add testPath to reporter callbacks (#​4594)
• [jest-mock] Added support for naming mocked functions with .mockName(value) and .mockGetName() (#​4586)
• [jest-runtime] Add module.loaded, and make module.require not enumerable (#​4623)
• [jest-runtime] Add module.parent (#​4614)
• [jest-runtime] Support sourcemaps in transformers (#​3458)
• [jest-snapshot] [BREAKING] Add a serializer for jest.fn to allow a snapshot of a jest mock (#​4668)
• [jest-worker] Initial version of parallel worker abstraction, say hello! (#​4497)
• [jest-jasmine2] Add testLocationInResults flag to add location information per spec to test results (#​4782)
• [jest-environment-jsdom] Update JSOM to 11.4, which includes built-in support for requestAnimationFrame (#​4919)
• [jest-cli] Hide watch usage output when running on non-interactive environments (#​4958)
• [jest-snapshot] Promises support for toThrowErrorMatchingSnapshot (#​4946)
• [jest-cli] Explain which snapshots are obsolete (#​5005)

Chore & Maintenance

• [docs] Add guide of using with puppeteer (#​5093)
• [jest-util] jest-util should not depend on jest-mock (#​4992)
• [*] [BREAKING] Drop support for Node.js version 4 (#​4769)
• [docs] Wrap code comments at 80 characters (#​4781)
• [eslint-plugin-jest] Removed from the Jest core repo, and moved to https://github.com/jest-community/eslint-plugin-jest (#​4867)
• [babel-jest] Explicitly bump istanbul to newer versions (#​4616)
• [expect] Upgrade mocha and rollup for browser testing (#​4642)
• [docs] Add info about coveragePathIgnorePatterns (#​4602)
• [docs] Add Vuejs series of testing with Jest (#​4648)
• [docs] Mention about optional done argument in test function (#​4556)
• [jest-cli] Bump node-notifier version (#​4609)
• [jest-diff] Simplify highlight for leading and trailing spaces (#​4553)
• [jest-get-type] Add support for date (#​4621)
• [jest-matcher-utils] Call chalk.inverse for trailing spaces (#​4578)
• [jest-runtime] Add .advanceTimersByTime; keep .runTimersToTime() as an alias.
• [docs] Include missing dependency in TestEnvironment sample code
• [docs] Add clarification for hook execution order
• [docs] Update expect.anything() sample code (#​5007)

v21.2.1

Compare Source

• Fix watchAll not running tests on save (#​4550)
• Add missing escape sequences to ConvertAnsi plugin (#​4544)

v21.2.0

Compare Source

• 🃏 Change license from BSD+Patents to MIT.
• Allow eslint-plugin to recognize more disabled tests (#​4533)
• Add babel-plugin for object spread syntax to babel-preset-jest (#​4519)
• Display outer element and trailing newline consistently in jest-diff (#​4520)
• Do not modify stack trace of JestAssertionError (#​4516)
• Print errors after test structure in verbose mode (#​4504)
• Fix --silent --verbose problem (#​4505)
• Fix: Reset local state of assertions when using hasAssertions (#​4498)
• jest-resolve: Prevent default resolver failure when potential resolution directory does not exist (#​4483)

v21.1.0

Compare Source

• (minor) Use ES module exports (#​4454)
• Allow chaining mockClear and mockReset (#​4475)
• Call jest-diff and prett

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