v26.2.2

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Fixes

• [jest-cli] Use correct file name to override existing jest config on init (#​10337)
• [jest-haste-map] Properly detect support for native find (#​10346)

v26.2.1

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Fixes

• [jest-worker] Make sure to work with Node TS typings v12 (#​10336)

v26.2.0

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Features

• [jest-core, jest-circus, jest-reporter, jest-runner] Added support for reporting individual test cases using jest-circus (#​10227)
• [jest-config, jest-reporter, jest-runner, jest-test-sequencer] Add slowTestThreshold configuration option (#​9366)
• [jest-haste-map] Watchman crawler now includes dotfiles (#​10075)
• [jest-worker] Added support for workers to send custom messages to parent in jest-worker (#​10293)
• [jest-worker] Support passing resourceLimits (#​10335)
• [pretty-format] Added support for serializing custom elements (web components) (#​10217)

Fixes

• [expect] Match symbols and bigints in any() (#​10223)
• [jest-changed-files] Use git diff instead of git log for --changedSince (#​10155)
• [jest-console] Add missing console.timeLog for compatibility with Node (#​10209)
• [jest-haste-map] Check find binary supports the -iname parameter (#​10308)
• [jest-snapshot] Strip added indentation for inline error snapshots (#​10217)

Chore & Maintenance

• [*] Add missing dependency on @types/node (#​10248)
• [jest-jasmine2] Convert PCancelable to TypeScript (#​10215)
• [jest-jasmine2] Refine typings of queueRunner (#​10215)
• [jest-jasmine2] Remove usage of Function type (#​10216)
• [jest-resolve] Improve types (#​10239)
• [docs] Clarify the jest.requireActual(moduleName) example
• [jest-types] Refine typings of coverageReporters (#​10275)

v26.1.0

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Features

• [jest-mock] Export Mock, MockInstance, SpyInstance types (#​10138)
• [jest-config] Support config files exporting (async) functions (#​10001)
• [jest-cli, jest-core] Add --selectProjects CLI argument to filter test suites by project name (#​8612)
• [jest-cli, jest-init] Add coverageProvider to jest --init prompts (#​10044)

Fixes

• [jest-console] getConsoleOutput to receive global stack trace config and use it to format stack trace (#​10081)
• [jest-jasmine2] Stop adding : after an error that has no message (#​9990)
• [jest-diff] Control no diff message color with commonColor in diff options (#​9997)
• [jest-snapshot] Fix TypeScript compilation (#​10008)

Chore & Maintenance

• [docs] Correct confusing filename in enableAutomock example (#​10055)
• [jest-core] 🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉 (#​10000)
• [jest-core, jest-reporters, jest-test-result, jest-types] Cleanup displayName type (#​10049)
• [jest-runtime] Jest-internal sandbox escape hatch (#​9907)
• [jest-fake-timers] Update now param type to support Date in addition to number. (#​10169)
• [docs] Add param to setSystemTime docs and remove preceding period from it and getRealSystemTime (#​10169)
• [jest-snapshot, jest-util] Replace make-dir with fs.mkdir (#​10136)
• [docs] Added parcel-bundler documentation inside readme.md file

Performance

• [jest-core, jest-transform, jest-haste-map] Improve Jest startup time and test runtime, particularly when running with coverage, by caching micromatch and avoiding recreating RegExp instances (#​10131)

v26.0.1

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Fixes

• [jest-circus] Backward compatibility for deprecated DescribeBlock.tests to not break e.g. Detox reporter

v26.0.0

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Features

• [jest-environment-jsdom] [BREAKING] Upgrade jsdom to v16 (#​9606)
• [@jest/fake-timers] Add possibility to use a modern implementation of fake timers, backed by @sinonjs/fake-timers (#​7776)
• [jest-runtime] Add createMockFromModule as an alias for genMockFromModule (#​9962)

Fixes

• [babel-jest] Handle null being passed to createTransformer (#​9955)
• [jest-circus, jest-console, jest-jasmine2, jest-reporters, jest-util, pretty-format] Fix time durating formatting and consolidate time formatting code (#​9765)
• [jest-circus] [BREAKING] Fail tests if a test takes a done callback and have return values (#​9129)
• [jest-circus] [BREAKING] Throw a proper error if a test / hook is defined asynchronously (#​8096)
• [jest-circus] Throw more descriptive error if hook is defined inside test (#​9957)
• [jest-circus] [BREAKING] Align execution order of tests to match jasmine's top to bottom order (#​9965)
• [jest-config, jest-resolve] [BREAKING] Remove support for browser field (#​9943)
• [jest-haste-map] Stop reporting files as changed when they are only accessed (#​7347)
• [jest-resolve] Show relative path from root dir for module not found errors (#​9963)
• [jest-runtime] Fix absolute path moduleNameMapper + jest.mock bug (#​8727)

Chore & Maintenance

• [*] [BREAKING] TypeScript definitions requires a minimum of TypeScript v3.8 (#​9823)
• [*] [BREAKING] Drop support for Node 8 (#​9423)
• [*] Upgrade to chalk@4 (#​9752)
• [*] Remove usage of realpath-native (#​9952)
• [docs] Fix example reference implementation to use Jest with Phabricator (#​8662)
• [docs] Added default compiler to tranform (#​8583)
• [docs] Updated Testing Frameworks guide with React; make it generic (#​9106)
• [expect, jest-mock, pretty-format] [BREAKING] Remove build-es5 from package (#​9945)
• [@jest/fake-timers, @​jest/environment] [BREAKING] Rename LolexFakeTimers to ModernFakeTimers (#​9960)
• [jest-haste-map] [BREAKING] removed providesModuleNodeModules (#​8535)
• [jest-runtime] [BREAKING] Remove long-deprecated require.requireActual and require.requireMock methods (#​9854)

v26.1.4

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Bug Fixes

• compiler: check if test file exists before doing type check (#​1827) (cc89d5b), closes #​1506

v26.1.3

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Bug Fixes

• revert #​1793 (#​1804) (5095525)

v26.1.2

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Bug Fixes

• compiler: use resolveModuleNames TypeScript API to get resolved modules for test files (#​1784) (5f26054), closes #​1747
• config: invalidate cache when other options in tsconfig change (#​1788) (6948855)

Performance Improvements

• compiler: cache module resolution for isolatedModules: false (#​1786) (7f731ed)
• compiler: use globsToMatcher from jest-util (#​1754) (44f3913)

v26.1.1

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Bug Fixes

• compiler: generate source map correctly when tsconfig mapRoot is set (#​1741) (01ac417), closes #​1718
• config: show version warning when using ts-jest without babel (#​1729) (e512bc0), fixes #​1678-issuecomment-641930332, #​1678-issuecomment-639528993

v26.1.0

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Bug Fixes

• typing: don't mark BabelConfig as internal type (#​1667) (558c307), closes #​1666

Features

• config: show a warning message when TypeScript target version doesn't match with recommended NodeJs version (#​1678) (085bdf5)
• config: support multiple paths for pathsToModuleNameMapper (#​1690) (a727bd5)
• support TypeScript 3.9 (#​1653) (fc3d5ad)

v26.0.0

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Bug Fixes

• compiler: return undefined for getScriptVersion when a file doesn't exist in memory cache (#​1641) (6851b8e)

Features

• support Jest v26 (#​1602) (23b7741)

BREAKING CHANGES

• Requires a minimum of TypeScript v3.8
• Drop support for Node 8

25.5.1 (2020-05-09)

Bug Fixes

• compiler: don't resolve files from build folder for projectReferences (#​1614) (74b92d3)
• config: don't set include value of tsconfig to empty array (#​1606) (8a29aaa)