v25.1.0

Compare Source

Features

• [babel-plugin-jest-hoist] Show codeframe on static hoisting issues (#​8865)
• [babel-plugin-jest-hoist] Add BigInt to WHITELISTED_IDENTIFIERS (#​8382)
• [babel-preset-jest] Add @babel/plugin-syntax-bigint (#​8382)
• [expect] Add BigInt support to toBeGreaterThan, toBeGreaterThanOrEqual, toBeLessThan and toBeLessThanOrEqual (#​8382)
• [expect, jest-matcher-utils] Display change counts in annotation lines (#​9035)
• [expect, jest-snapshot] Support custom inline snapshot matchers (#​9278)
• [jest-config] Throw the full error message and stack when a Jest preset is missing a dependency (#​8924)
• [jest-config] [BREAKING] Set default display name color based on runner (#​8689)
• [jest-config] Merge preset globals with project globals (#​9027)
• [jest-config] Support .cjs config files (#​9291)
• [jest-config] [BREAKING] Support .mjs config files (#​9431)
• [jest-core] Support reporters as default exports (#​9161)
• [jest-core] Support --findRelatedTests paths case insensitivity on Windows (#​8900)
• [jest-diff] Add options for colors and symbols (#​8841)
• [jest-diff] [BREAKING] Export as ECMAScript module (#​8873)
• [jest-diff] Add includeChangeCounts and rename Indicator options (#​8881)
• [jest-diff] Add changeColor and patchColor options (#​8911)
• [jest-diff] Add trailingSpaceFormatter option and replace cyan with commonColor (#​8927)
• [jest-diff] Add firstOrLastEmptyLineReplacement option and export 3 diffLines functions (#​8955)
• [jest-environment] Add optional getVmContext next to runScript (#​9252 & #​9428)
• [jest-environment-jsdom] Add fakeTimersLolex (#​8925)
• [jest-environment-node] Add fakeTimersLolex (#​8925)
• [jest-environment-node] Add queueMicrotask (#​9140)
• [jest-environment-node] Implement getVmContext (#​9252 & #​9428)
• [@jest/fake-timers] Add Lolex as implementation of fake timers (#​8897)
• [jest-get-type] Add BigInt support. (#​8382)
• [jest-matcher-utils] Add BigInt support to ensureNumbers ensureActualIsNumber, ensureExpectedIsNumber (#​8382)
• [jest-matcher-utils] Ignore highlighting matched asymmetricMatcher in diffs (#​9257)
• [jest-reporters] Export utils for path formatting (#​9162)
• [jest-reporters] Provides global coverage thresholds as watermarks for istanbul (#​9416)
• [jest-runner] Warn if a worker had to be force exited (#​8206)
• [jest-runtime] [BREAKING] Do not export ScriptTransformer - it can be imported from @jest/transform instead (#​9256)
• [jest-runtime] Use JestEnvironment.getVmContext and vm.compileFunction if available to avoid the module wrapper (#​9252 & #​9428)
• [jest-snapshot] Display change counts in annotation lines (#​8982)
• [jest-snapshot] [BREAKING] Improve report when the matcher has properties (#​9104)
• [jest-snapshot] Improve colors when snapshots are updatable (#​9132)
• [jest-snapshot] Ignore indentation for most serialized objects (#​9203)
• [jest-transform] Create createTranspilingRequire function for easy transpiling modules (#​9194)
• [jest-transform] [BREAKING] Return transformed code as a string, do not wrap in vm.Script (#​9253)
• [@jest/test-result] Create method to create empty TestResult (#​8867)
• [jest-worker] [BREAKING] Return a promise from end(), resolving with the information whether workers exited gracefully (#​8206)
• [jest-reporters] Transform file paths into hyperlinks (#​8980)

Fixes

• [expect] Display expectedDiff more carefully in toBeCloseTo (#​8389)
• [expect] Avoid incorrect difference for subset when toMatchObject fails (#​9005)
• [expect] Consider all RegExp flags for equality (#​9167)
• [expect] [BREAKING] Consider primitives different from wrappers instantiated with new (#​9167)
• [expect] Prevent maintaining RegExp state between multiple tests (#​9289)
• [expect] Fix subsetEquality false circular reference detection (#​9322)
• [jest-config] Use half of the available cores when watchAll mode is enabled (#​9117)
• [jest-config] Fix Jest multi project runner still cannot handle exactly one project (#​8894)
• [jest-console] Add missing console.group calls to NullConsole (#​9024)
• [jest-core] Don't include unref'd timers in --detectOpenHandles results (#​8941)
• [jest-core] Limit number of workers when creating haste maps in projects (#​9259)
• [jest-diff] Do not inverse format if line consists of one change (#​8903)
• [jest-diff] Rename some new options and change their default values (#​9077)
• [jest-environment-node] Fix TextEncoder.encode not referencing same global Uint8Array constructor (#​9261)
• [jest-fake-timers] getTimerCount will not include cancelled immediates (#​8764)
• [jest-fake-timers] Support util.promisify on setTimeout (#​9180)
• [jest-jasmine2, jest-circus] Improve error message format for Node's assert.fail (#​9262)
• [jest-leak-detector] [BREAKING] Use weak-napi instead of weak package (#​8686)
• [jest-mock] Fix for mockReturnValue overriding mockImplementationOnce (#​8398)
• [jest-reporters] Make node-notifier an optional dependency (#​8918)
• [jest-reporters] Make all arguments to methods on BaseReporter optional (#​9159)
• [jest-resolve]: Set MODULE_NOT_FOUND as error code when module is not resolved from paths (#​8487)
• [jest-resolve-dependencies] Handle dynamic dependencies correctly even when using module maps (#​9303)
• [jest-snapshot] Remove only the added newlines in multiline snapshots (#​8859)
• [jest-snapshot] Distinguish empty string from external snapshot not written (#​8880)
• [jest-snapshot] [BREAKING] Distinguish empty string from internal snapshot not written (#​8898)
• [jest-snapshot] [BREAKING] Remove report method and throw matcher errors (#​9049)
• [jest-snapshot] Omit irrelevant received properties when property matchers fail (#​9198)
• [jest-transform] Properly cache transformed files across tests (#​8890)
• [jest-transform] Don't fail the test suite when a generated source map is invalid (#​9058)
• [jest-types] [BREAKING] Use less null | undefined in config types (#​9200)
• [jest-util] Allow querying process.domain (#​9136)
• [pretty-format] Correctly detect memoized elements (#​9196)
• [pretty-format] Fix pretty-format to respect displayName on forwardRef (#​9422)

Chore & Maintenance

• [*] [BREAKING] Drop support for Node 6 (#​8455)
• [*] Add Node 12 to CI (#​8411)
• [*] [BREAKING] Upgrade to Micromatch v4 (#​8852)
• [babel-plugin-jest-hoist] [BREAKING] Use ESM exports (#​8874)
• [docs] Add alias and optional boolean value to coverage CLI Reference (#​8996)
• [docs] Fix broken link pointing to legacy JS file in "Snapshot Testing".
• [docs] Add setupFilesAfterEnv and jest.setTimeout example (#​8971)
• [expect] Test that toStrictEqual is equivalent to Node's assert.deepStrictEqual (#​9167)
• [jest] [BREAKING] Use ESM exports (#​8874)
• [jest-cli] [BREAKING] Use ESM exports (#​8874)
• [jest-cli] [BREAKING] Remove re-exports from @jest/core (#​8874)
• [jest-diff] Remove the need to export splitLines0 function (#​9151)
• [jest-environment-jsdom] [BREAKING] Upgrade JSDOM from v11 to v15 (#​8851)
• [jest-haste-map] Upgrade to fsevents@2 (#​9215)
• [jest-reporters] [BREAKING] Upgrade Istanbul dependencies, which are used for code coverage (#​9192)
• [jest-util] [BREAKING] Remove deprecated exports (#​8863)
• [jest-validate] [BREAKING] Use ESM exports (#​8874)
• [jest-types] Mark InitialOptions as Partial (#​8848)
• [jest-config] Refactor normalize to be more type safe (#​8848)

Performance

v25.0.0

Compare Source