chore(deps): update vitest monorepo to v4

[renovate]

ℹ️ Note

This PR body was truncated due to platform limits.

This PR contains the following updates:

Package	Change	Age	Confidence
@vitest/coverage-v8 (source)	^1.6.1 → ^4.1.11
vitest (source)	^1.6.1 → ^4.1.11

---

Release Notes

vitest-dev/vitest (@​vitest/coverage-v8)

v4.1.11

Compare Source

🐞 Bug Fixes

• Revive global concurrency limit for test lifecycle [backport to v4] - by @​sheremet-va and @​hi-ogawa in #​10992(5146d)
• browser:
  • Encode iframeId in tester iframe URL [backport to v4] - by @​sheremet-va, Pduhard and Claude Opus 4.8 in #​10955(10b2c)
  • Trigger playwright/chromium gc on lower disk availability [backport to v4] - by @​hi-ogawa, Hiroshi Ogawa and OpenCode in #​10951(9851d)
• mocker:
  • Restrict redirect mocks to the fs allowlist [backport to v4] - by @​sheremet-va in #​10974(fe5a1)

View changes on GitHub

v4.1.10

Compare Source

🐞 Bug Fixes

• browser: Check fs access in builtin commands [backport to v4] - by @​hi-ogawa, Hiroshi Ogawa and OpenCode (claude-opus-4-8) in #​10680(5c18d)
• vm: Fix external module resolve error with deps optimizer query for encoded URI [backport to v4] - by @​SveLil and @​hi-ogawa in #​10661(bae52)

View changes on GitHub

v4.1.9

Compare Source

🐞 Bug Fixes

• Fix importOriginal with optimizer and query import [backport to v4] - by Hiroshi Ogawa, David Harris, Codexand Vladimir in #​10546(a5180)
• browser:
  • Wait for orchestrator readiness before resolving browser sessions [backport to v4] - by Vladimir and Séamus O'Connor in #​10555(7fb29)
  • Wait for iframe tester readiness before preparing [backport to v4] - by Vladimir and Séamus O'Connor in #​10497 and #​10556(fbc62)
• mocker:
  • Hoist vi.mock() for vite-plus/test imports [backport to v4] - by Hiroshi Ogawa, LongYinan, Claude Opus 4.8 and Vladimir in #​10548(2c955)
• pool:
  • Prevent test run hang on worker crash [backport to v4] - by Ari Perkkiö and Jattioui Ismail in #​10543 and #​10564(934b0)

View changes on GitHub

v4.1.8

Compare Source

🐞 Bug Fixes

• browser:
  • Disable client cdp API when allowWrite/allowExec: false [backport to v4] - by @​hi-ogawa and Codex in #​10450(e4067)
  • Remove orphaned Playwright route when same module is mocked via multiple ids [backport to v4] - by @​toxik and @​Zelys-DFKH in #​10474(675b4)

View changes on GitHub

v4.1.7

Compare Source

🐞 Bug Fixes

• runner: Limit concurrency per task branch in addition to per leaf callbacks (backport) - by @​hi-ogawa in #​10384(4f0f2)

View changes on GitHub

v4.1.6

Compare Source

🐞 Bug Fixes

• browser: Provide project reference in ToMatchScreenshotResolvePath - by @​macarie and @​sheremet-va in #​10138(31882)
• Global sequence.concurrent: true with top-level test(..., { concurrent: false }) + depreacte sequential test API and options - by @​hi-ogawa, Codex and @​sheremet-va in #​10196(2847d)
• browser: Simplify orchestrator otel carrier - by @​hi-ogawa in #​10285(18af9)

🏎 Performance

• Stringify diff objects only once - by @​sheremet-va in #​10276(9f7b1)

View changes on GitHub

v4.1.5

Compare Source

🚀 Experimental Features

• coverage: Istanbul to support instrumenter option - by @​BartWaardenburg and @​AriPerkkio in #​10119(0e0ff)

🐞 Bug Fixes

• --project negation excludes browser instances - by @​felamaslen in #​10131(9423d)
• Project color label on html reporter - by @​hi-ogawa in #​10142(596f7)
• Fix vi.defineHelper called as object method - by @​hi-ogawa in #​10163(122c2)
• Alias agent reporter to minimal - by @​sheremet-va in #​10157(663b9)
• Respect diff config options in soft assertions - by @​Copilot, sheremet-va and @​sheremet-va in #​8696(9787d)
• Respect diff config options in soft assertions " - by @​sheremet-va in #​8696(7dc6d)
• ast-collect: Recognize _vi_import prefix in static test discovery - by @​Yejneshwar in #​10129(32546)
• coverage: Descriptive error message when reports directory is removed during test run - by @​DaveT1991 and @​AriPerkkio in #​10117(14133)
• snapshot: Increase default snapshot max output length - by @​hi-ogawa and Codex in #​10150(21e66)
• ui: Fix jsx/tsx syntax highlight - by @​hi-ogawa in #​10152(f1b1f)
• web-worker: Support MessagePort objects referenced inside postMessage data - by @​whitphx and Claude Opus 4.6 (1M context) in #​9927 and #​10124(7ad7d)
• api: Make test-specification options writable - by @​sheremet-va in #​10154(6abd5)

View changes on GitHub

v4.1.4

Compare Source

🚀 Features

• coverage:
  • Default to text reporter skipFull if agent detected - by @​hi-ogawa in #​10018(53757)
• experimental:
  • Expose assertion as a public field - by @​sheremet-va in #​10095(a120e)
  • Support aria snapshot - by @​hi-ogawa, Claude Opus 4.6 (1M context), @​AriPerkkio, Codex and @​sheremet-va in #​9668(d4fbb)
• reporter:
  • Add filterMeta option to json reporter - by @​nami8824 and @​sheremet-va in #​10078(b77de)

🐞 Bug Fixes

• Use "black" foreground for labeled terminal message to ensure contrast - by @​hi-ogawa in #​10076(203f0)
• Make expect(..., message) consistent as error message prefix - by @​hi-ogawa and Codex in #​10068(a1b5f)
• Do not hoist imports whose names match class properties . - by @​SunsetFi in #​10093 and #​10094(0fc4b)
• browser: Spread user server options into browser Vite server in project - by @​GoldStrikeArch in #​10049(65c9d)

View changes on GitHub

v4.1.3

Compare Source

🚀 Experimental Features

• Add experimental.preParse flag - by @​sheremet-va in #​10070(78273)
• Support browser.locators.exact option - by @​sheremet-va in #​10013(48799)
• Add TestAttachment.bodyEncoding - by @​hi-ogawa in #​9969(89ca0)
• Support custom snapshot matcher - by @​hi-ogawa, Claude Sonnet 4.6 and Codex in #​9973(59b0e)

🐞 Bug Fixes

• Advance fake timers with expect.poll interval - by @​hi-ogawa and Claude Sonnet 4.6 in #​10022(3f5bf)
• Add @vitest/coverage-v8 and @vitest/coverage-istanbul as optional dependency - by @​alan-agius4 in #​10025(146d4)
• Fix defineHelper for webkit async stack trace + update playwright 1.59.0 - by @​hi-ogawa in #​10036(5a5fa)
• Fix suite hook throwing errors for unused auto test-scoped fixture - by @​hi-ogawa and Claude Sonnet 4.6 in #​10035(39865)
• expect:
  • Remove JestExtendError.context from verbose error reporting - by @​hi-ogawa in #​9983(66751)
  • Don't leak "runner" types - by @​sheremet-va in #​10004(ec204)
• snapshot:
  • Fix flagging obsolete snapshots for snapshot properties mismatch - by @​hi-ogawa and Claude Sonnet 4.6 in #​9986(6b869)
  • Export custom snapshot matcher helper from vitest - by @​hi-ogawa and Codex in #​10042(691d3)
• ui:
  • Don't leak vite types - by @​sheremet-va in #​10005(fdff1)
• vm:
  • Fix external module resolve error with deps optimizer query - by @​hi-ogawa and Claude Sonnet 4.6 in #​10024(9dbf4)

View changes on GitHub

v4.1.2

Compare Source

This release bumps Vitest's flatted version and removes version pinning to resolve flatted's CVE related issues (#​9975).

🐞 Bug Fixes

• Don't resolve setupFiles from parent directory - by @​hi-ogawa in #​9960(7aa93)
• Ensure sequential mock/unmock resolution - by @​hi-ogawa and Claude Opus 4.6 in #​9830(7c065)
• browser: Take failure screenshot if toMatchScreenshot can't capture a stable screenshot - by @​macarie in #​9847(faace)
• coverage: Correct coverageConfigDefaults values and types - by @​Arthie in #​9940(b3c99)
• pretty-format: Fix output limit over counting - by @​hi-ogawa in #​9965(d3b7a)
• Disable colors if agent is detected - by @​sheremet-va and @​AriPerkkio in #​9851(6f97b)

View changes on GitHub

v4.1.1

Compare Source

🚀 Features

• experimental:
  • Expose matchesTagsFilter to test if the current filter matches tags - by @​sheremet-va in #​9913(eec53)
  • Introduce experimental.vcsProvider - by @​sheremet-va in #​9928(56115)

🐞 Bug Fixes

• Mark TestProject.testFilesList internal properly - by @​sapphi-red in #​9867(54f26)
• Detect fixture that returns without calling use - by @​oilater in #​9831 and #​9861(633ae)
• Drop vite 8.beta support - by @​AriPerkkio in #​9862(b78f5)
• Type regression in vi.mocked() static class methods - by @​purepear and @​hi-ogawa in #​9857(90926)
• Properly re-evaluate actual modules of mocked external - by @​hi-ogawa in #​9898(ae5ec)
• Preserve coverage report when html reporter overlaps - by @​hi-ogawa in #​9889(2d81a)
• Provide vi.advanceTimers to the preview provider - by @​sheremet-va in #​9891(1bc3e)
• Don't leak event listener in playwright provider - by @​sheremet-va in #​9910(d9355)
• Open browser in --standalone mode without running tests - by @​sheremet-va in #​9911(e78ad)
• Guard disposable and optional body - by @​sheremet-va in #​9912(6fdb2)
• Resolve retry.condition RegExp serialization issue - by @​nstepien and @​hi-ogawa in #​9942(7b605)
• collect:
  • Don't treat extra props on test return as tests - by @​sheremet-va in #​9871(141e7)
• coverage:
  • Simplify provider types - by @​AriPerkkio in #​9931(aaf9f)
  • Load built-in provider without module runner - by @​AriPerkkio in #​9939(bf892)
• expect:
  • Soft assertions continue after .resolves/.rejects promise errors - by @​mixelburg, Maks Pikov, Claude Opus 4.6 (1M context) and @​hi-ogawa in #​9843(6d74b)
  • Fix sinon-chai style API - by @​hi-ogawa in #​9943(0f08d)
• pretty-format:
  • Limit output for large object - by @​hi-ogawa and Claude Opus 4.6 (1M context) in #​9949(0d5f9)

View changes on GitHub

v4.1.0

Compare Source

Vitest 4.1 is out!

This release page lists all changes made to the project during the 4.1 beta. To get a review of all the new features, read our blog post.

🚀 Features

• Return a disposable from doMock() - by @​kirkwaiblinger in #​9332(e3e65)
• Added chai style assertions - by @​ronnakamoto and @​sheremet-va in #​8842(841df)
• Update to sinon/fake-timers v15 and add setTickMode to timer controls - by @​atscott and @​sheremet-va in #​8726(4b480)
• Expose matcher types - by @​sheremet-va in #​9448(3e4b9)
• Add toTestSpecification to reported tasks - by @​sheremet-va in #​9464(1a470)
• Show a warning if vi.mock or vi.hoisted are declared outside of top level of the module - by @​sheremet-va in #​9387(5db54)
• Track and display expectedly failed tests (.fails) in UI and CLI - by @​Copilot, sheremet-va and @​sheremet-va in #​9476(77d75)
• Support tags - by @​sheremet-va in #​9478(de7c8)
• Implement aroundEach and aroundAll hooks - by @​sheremet-va in #​9450(2a8cb)
• Stabilize experimental features - by @​sheremet-va in #​9529(b5fd2)
• Accept new or all in --update flag - by @​sheremet-va in #​9543(a5acf)
• Support meta in test options - by @​sheremet-va in #​9535(7d622)
• Support type inference with a new test.extend syntax - by @​sheremet-va in #​9550(e5385)
• Support vite 8 beta, fix type issues in the config with different vite versions - by @​sheremet-va in #​9587(99028)
• Add assertion helper to hide internal stack traces - by @​hi-ogawa and Claude Opus 4.6 in #​9594(eeb0a)
• Store failure screenshots using artifacts API - by @​macarie in #​9588(24603)
• Allow vitest list to statically collect tests instead of running files to collect them - by @​sheremet-va in #​9630(7a8e7)
• Add --detect-async-leaks - by @​AriPerkkio in #​9528(c594d)
• Implement mockThrow and mockThrowOnce - by @​thor-juhasz and @​sheremet-va in #​9512(61917)
• Support update: "none" and add docs about snapshots behavior on CI - by @​hi-ogawa in #​9700(05f18)
• Support playwright launchOptions with connectOptions - by @​hi-ogawa in #​9702(f0ff1)
• Add page/locator.mark API to enhance playwright trace - by @​hi-ogawa in #​9652(d0ee5)
• api:
  • Support tests starting or ending with test in experimental_parseSpecification - by @​jgillick and Jeremy Gillick in #​9235(2f367)
  • Add filters to createSpecification - by @​sheremet-va in #​9336(c8e6c)
  • Expose runTestFiles as alternative to runTestSpecifications - by @​sheremet-va in #​9443(43d76)
  • Add allowWrite and allowExec options to api - by @​sheremet-va in #​9350(20e00)
  • Allow passing down test cases to toTestSpecification - by @​sheremet-va in #​9627(6f17d)
• browser:
  • Add userEvent.wheel API - by @​macarie in #​9188(66080)
  • Add filterNode option to prettyDOM for filtering browser assertion error output - by @​Copilot, sheremet-va and @​sheremet-va in #​9475(d3220)
  • Support playwright persistent context - by @​hi-ogawa, Claude Opus 4.6 and @​sheremet-va in #​9229(f865d)
  • Added detailsPanelPosition option and button - by @​shairez in #​9525(c8a31)
  • Use BlazeDiff instead of pixelmatch - by @​macarie in #​9514(30936)
  • Add findElement and enable strict mode in webdriverio and preview - by @​sheremet-va in #​9677(c3f37)
• cli:
  • Add @​bomb.sh/tab completions - by @​AmirSa12 and @​sheremet-va in #​8639(200f3)
• coverage:
  • Support ignore start/stop ignore hints - by @​AriPerkkio in #​9204(e59c9)
  • Add coverage.changed option to report only changed files - by @​kykim00 and @​AriPerkkio in #​9521(1d939)
• experimental:
  • Add onModuleRunner hook to worker.init - by @​sheremet-va in #​9286(e977f)
  • Option to disable the module runner - by @​sheremet-va and @​AriPerkkio in #​9210(9be61)
  • Add importDurations: { limit, print } options - by @​hi-ogawa, Claude Opus 4.6 and @​sheremet-va in #​9401(7e10f)
  • Add print and fail thresholds for importDurations - by @​hi-ogawa and Claude Opus 4.6 in #​9533(3f7a5)
• fixtures:
  • Pass down file context to beforeAll/afterAll - by @​sheremet-va in #​9572(c8339)
• reporters:
  • Add agent reporter to reduce ai agent token usage - by @​cpojer in #​9779(3e9e0)
• runner:
  • Enhance retry options - by @​MazenSamehR, Matan Shavit, @​AriPerkkio and @​sheremet-va in #​9370(9e4cf)
• ui:
  • Allow run individual test/suites - by @​userquin in #​9465(73b10)
  • Add project filter/sort support - by @​userquin in #​8689(0c7ea)
  • Add duration sorting to explorer - by @​julianhahn and @​cursoragent in #​9603(209b1)
  • Implement filter for slow tests - by @​DerYeger and @​userquin in #​9705(8880c)
• vitest:
  • Add run summary in GitHub Actions Reporter - by @​macarie and jhnance in #​9579(96bfc)

🐞 Bug Fixes

• Deprecate several vitest/* entry points - by @​sheremet-va in #​9347(fd459)
• Use meta.url in createRequire - by @​sheremet-va in #​9441(e3422)
• Preact browser mode init example of render function not async - by @​WuMingDao in #​9375(2bea5)
• Deprecate unused types in matcher context - by @​sheremet-va in #​9449(20f87)
• Handle external/noExternal during configEnvironment hook - by @​hi-ogawa and Claude Opus 4.6 in #​9508(59ea2)
• Replace default ssr environment runner with Vitest server module runner - by @​hi-ogawa and Claude Opus 4.6 in #​9506(cd5db)
• Propagate experimental CLI options to child projects - by @​hi-ogawa and Claude Opus 4.6 in #​9531(b624f)
• Show a warning when browser.isolate is used - by @​sheremet-va in #​9410(3d48e)
• Fix vi.mock({ spy: true }) node v8 coverage - by @​hi-ogawa, hi-ogawa and Claude Opus 4.6 in #​9541(687b6)
• Don't show internal ssr handler in errors - by @​sheremet-va in #​9547(76c43)
• Close vitest if it failed to start - by @​sheremet-va in #​9573(728ba)
• Fix ssr environment runner in project - by @​hi-ogawa in #​9584(09006)
• Trim trailing white spaces in code block - by @​hi-ogawa in #​9591(f78be)
• Support inline snapshot inside test.for/each - by @​hi-ogawa in #​9590(615fd)
• Apply source maps for external module stack trace - by @​hi-ogawa in #​9152(79e20)
• Remove the .name from statically collected test - by @​sheremet-va in #​9596(b66ff)
• Don't suppress warnings on pnp - by @​sheremet-va in #​9602(89cbd)
• Support snapshot with expect.soft - by @​iumehara, @​hi-ogawa and Claude Opus 4.6 in #​9231(3eb2c)
• Log seed when only sequence.shuffle.tests is enabled - by @​kaigritun, Kai Gritun and @​sheremet-va in #​9576(8182b)
• Externalize expect/src/utils from vitest - by @​hi-ogawa in #​9616(48739)
• Ignore test.override during static collection - by @​sheremet-va in #​9620(09174)
• Increase stacktrace limit for --detect-async-leaks - by @​AriPerkkio in #​9638(9fd4c)
• Hanging-reporter link in cli - by @​flx-sta in #​9649(7c103)
• Fix teardown timeout of aroundEach/All when inner aroundEach/All throws - by @​hi-ogawa in #​9657(4ec6c)
• Fix ui mode / html reporter and coverage integration - by @​hi-ogawa and Claude Opus 4.6 in #​9626(86fad)
• Don't continue when aroundEach/All setup timed out - by @​hi-ogawa in #​9670(bb013)
• Align VitestRunnerConfig optional fields with SerializedConfig - by @​hi-ogawa in #​9661(79520)
• Handle Symbol values in format utility - by @​nami8824 in #​9658(0583f)
• Deprecate toBe* spy assertions in favor of toHaveBeen* (and toThrowError) - by @​sheremet-va in #​9665(4d390)
• Don't propagate nested aroundEach/All errors but aggregate them on runner - by @​hi-ogawa in #​9673(b6365)
• Show a better error if there is a pending dynamic import - by @​sheremet-va in #​9676(7ef5c)
• Preserve stack trace of resolves/rejects chained assertion error - by @​hi-ogawa in #​9679(c6151)
• Handle module-sync condition in vmThreads/vmForks require - by @​lesleh in #​9650 and #​9651(bb203)
• Hooks should respect maxConcurrency - by @​hi-ogawa in #​9653(16d13)
• Recursively autospy module object - by @​hi-ogawa in #​9687(695a8)
• Remove trailing spaces from diff error log - by @​hi-ogawa and @​sheremet-va in #​9680(395d1)
• Respect project resolve.conditions for externals - by @​hi-ogawa in #​9717(1d498)
• Use object for WeakMap instead of a symbol to support webcontainers - by @​sheremet-va in #​9731(c5225)
• Fix re-mocking virtual module - by @​hi-ogawa in #​9748(3cbbb)
• Cancelling should stop current test immediately - by @​AriPerkkio in #​9729(0cb2f)
• Make mockObject change backwards compatible - by @​sheremet-va in #​9744(84c69)
• Fix URL.name on jsdom - by @​hi-ogawa in #​9767(031f3)
• Save and restore module graph in blo

✂ Note

PR body was truncated to here.

---

Configuration

📅 Schedule: (UTC)

• Branch creation
  • "before 12pm on Sunday"
• Automerge
  • At any time (no schedule defined)

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about these updates again.

---

• If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.

[renovate]

ℹ️ Note

This PR body was truncated due to platform limits.

This PR contains the following updates:

Package	Change	Age	Confidence
@vitest/coverage-v8 (source)	^1.6.1 → ^4.1.11
vitest (source)	^1.6.1 → ^4.1.11

---

Release Notes

vitest-dev/vitest (@​vitest/coverage-v8)

v4.1.11

Compare Source

🐞 Bug Fixes

• Revive global concurrency limit for test lifecycle [backport to v4] - by @​sheremet-va and @​hi-ogawa in #​10992(5146d)
• browser:
  • Encode iframeId in tester iframe URL [backport to v4] - by @​sheremet-va, Pduhard and Claude Opus 4.8 in #​10955(10b2c)
  • Trigger playwright/chromium gc on lower disk availability [backport to v4] - by @​hi-ogawa, Hiroshi Ogawa and OpenCode in #​10951(9851d)
• mocker:
  • Restrict redirect mocks to the fs allowlist [backport to v4] - by @​sheremet-va in #​10974(fe5a1)

View changes on GitHub

v4.1.10

Compare Source

🐞 Bug Fixes

• browser: Check fs access in builtin commands [backport to v4] - by @​hi-ogawa, Hiroshi Ogawa and OpenCode (claude-opus-4-8) in #​10680(5c18d)
• vm: Fix external module resolve error with deps optimizer query for encoded URI [backport to v4] - by @​SveLil and @​hi-ogawa in #​10661(bae52)

View changes on GitHub

v4.1.9

Compare Source

🐞 Bug Fixes

• Fix importOriginal with optimizer and query import [backport to v4] - by Hiroshi Ogawa, David Harris, Codexand Vladimir in #​10546(a5180)
• browser:
  • Wait for orchestrator readiness before resolving browser sessions [backport to v4] - by Vladimir and Séamus O'Connor in #​10555(7fb29)
  • Wait for iframe tester readiness before preparing [backport to v4] - by Vladimir and Séamus O'Connor in #​10497 and #​10556(fbc62)
• mocker:
  • Hoist vi.mock() for vite-plus/test imports [backport to v4] - by Hiroshi Ogawa, LongYinan, Claude Opus 4.8 and Vladimir in #​10548(2c955)
• pool:
  • Prevent test run hang on worker crash [backport to v4] - by Ari Perkkiö and Jattioui Ismail in #​10543 and #​10564(934b0)

View changes on GitHub

v4.1.8

Compare Source

🐞 Bug Fixes

• browser:
  • Disable client cdp API when allowWrite/allowExec: false [backport to v4] - by @​hi-ogawa and Codex in #​10450(e4067)
  • Remove orphaned Playwright route when same module is mocked via multiple ids [backport to v4] - by @​toxik and @​Zelys-DFKH in #​10474(675b4)

View changes on GitHub

v4.1.7

Compare Source

🐞 Bug Fixes

• runner: Limit concurrency per task branch in addition to per leaf callbacks (backport) - by @​hi-ogawa in #​10384(4f0f2)

View changes on GitHub

v4.1.6

Compare Source

🐞 Bug Fixes

• browser: Provide project reference in ToMatchScreenshotResolvePath - by @​macarie and @​sheremet-va in #​10138(31882)
• Global sequence.concurrent: true with top-level test(..., { concurrent: false }) + depreacte sequential test API and options - by @​hi-ogawa, Codex and @​sheremet-va in #​10196(2847d)
• browser: Simplify orchestrator otel carrier - by @​hi-ogawa in #​10285(18af9)

🏎 Performance

• Stringify diff objects only once - by @​sheremet-va in #​10276(9f7b1)

View changes on GitHub

v4.1.5

Compare Source

🚀 Experimental Features

• coverage: Istanbul to support instrumenter option - by @​BartWaardenburg and @​AriPerkkio in #​10119(0e0ff)

🐞 Bug Fixes

• --project negation excludes browser instances - by @​felamaslen in #​10131(9423d)
• Project color label on html reporter - by @​hi-ogawa in #​10142(596f7)
• Fix vi.defineHelper called as object method - by @​hi-ogawa in #​10163(122c2)
• Alias agent reporter to minimal - by @​sheremet-va in #​10157(663b9)
• Respect diff config options in soft assertions - by @​Copilot, sheremet-va and @​sheremet-va in #​8696(9787d)
• Respect diff config options in soft assertions " - by @​sheremet-va in #​8696(7dc6d)
• ast-collect: Recognize _vi_import prefix in static test discovery - by @​Yejneshwar in #​10129(32546)
• coverage: Descriptive error message when reports directory is removed during test run - by @​DaveT1991 and @​AriPerkkio in #​10117(14133)
• snapshot: Increase default snapshot max output length - by @​hi-ogawa and Codex in #​10150(21e66)
• ui: Fix jsx/tsx syntax highlight - by @​hi-ogawa in #​10152(f1b1f)
• web-worker: Support MessagePort objects referenced inside postMessage data - by @​whitphx and Claude Opus 4.6 (1M context) in #​9927 and #​10124(7ad7d)
• api: Make test-specification options writable - by @​sheremet-va in #​10154(6abd5)

View changes on GitHub

v4.1.4

Compare Source

🚀 Features

• coverage:
  • Default to text reporter skipFull if agent detected - by @​hi-ogawa in #​10018(53757)
• experimental:
  • Expose assertion as a public field - by @​sheremet-va in #​10095(a120e)
  • Support aria snapshot - by @​hi-ogawa, Claude Opus 4.6 (1M context), @​AriPerkkio, Codex and @​sheremet-va in #​9668(d4fbb)
• reporter:
  • Add filterMeta option to json reporter - by @​nami8824 and @​sheremet-va in #​10078(b77de)

🐞 Bug Fixes

• Use "black" foreground for labeled terminal message to ensure contrast - by @​hi-ogawa in #​10076(203f0)
• Make expect(..., message) consistent as error message prefix - by @​hi-ogawa and Codex in #​10068(a1b5f)
• Do not hoist imports whose names match class properties . - by @​SunsetFi in #​10093 and #​10094(0fc4b)
• browser: Spread user server options into browser Vite server in project - by @​GoldStrikeArch in #​10049(65c9d)

View changes on GitHub

v4.1.3

Compare Source

🚀 Experimental Features

• Add experimental.preParse flag - by @​sheremet-va in #​10070(78273)
• Support browser.locators.exact option - by @​sheremet-va in #​10013(48799)
• Add TestAttachment.bodyEncoding - by @​hi-ogawa in #​9969(89ca0)
• Support custom snapshot matcher - by @​hi-ogawa, Claude Sonnet 4.6 and Codex in #​9973(59b0e)

🐞 Bug Fixes

• Advance fake timers with expect.poll interval - by @​hi-ogawa and Claude Sonnet 4.6 in #​10022(3f5bf)
• Add @vitest/coverage-v8 and @vitest/coverage-istanbul as optional dependency - by @​alan-agius4 in #​10025(146d4)
• Fix defineHelper for webkit async stack trace + update playwright 1.59.0 - by @​hi-ogawa in #​10036(5a5fa)
• Fix suite hook throwing errors for unused auto test-scoped fixture - by @​hi-ogawa and Claude Sonnet 4.6 in #​10035(39865)
• expect:
  • Remove JestExtendError.context from verbose error reporting - by @​hi-ogawa in #​9983(66751)
  • Don't leak "runner" types - by @​sheremet-va in #​10004(ec204)
• snapshot:
  • Fix flagging obsolete snapshots for snapshot properties mismatch - by @​hi-ogawa and Claude Sonnet 4.6 in #​9986(6b869)
  • Export custom snapshot matcher helper from vitest - by @​hi-ogawa and Codex in #​10042(691d3)
• ui:
  • Don't leak vite types - by @​sheremet-va in #​10005(fdff1)
• vm:
  • Fix external module resolve error with deps optimizer query - by @​hi-ogawa and Claude Sonnet 4.6 in #​10024(9dbf4)

View changes on GitHub

v4.1.2

Compare Source

This release bumps Vitest's flatted version and removes version pinning to resolve flatted's CVE related issues (#​9975).

🐞 Bug Fixes

• Don't resolve setupFiles from parent directory - by @​hi-ogawa in #​9960(7aa93)
• Ensure sequential mock/unmock resolution - by @​hi-ogawa and Claude Opus 4.6 in #​9830(7c065)
• browser: Take failure screenshot if toMatchScreenshot can't capture a stable screenshot - by @​macarie in #​9847(faace)
• coverage: Correct coverageConfigDefaults values and types - by @​Arthie in #​9940(b3c99)
• pretty-format: Fix output limit over counting - by @​hi-ogawa in #​9965(d3b7a)
• Disable colors if agent is detected - by @​sheremet-va and @​AriPerkkio in #​9851(6f97b)

View changes on GitHub

v4.1.1

Compare Source

🚀 Features

• experimental:
  • Expose matchesTagsFilter to test if the current filter matches tags - by @​sheremet-va in #​9913(eec53)
  • Introduce experimental.vcsProvider - by @​sheremet-va in #​9928(56115)

🐞 Bug Fixes

• Mark TestProject.testFilesList internal properly - by @​sapphi-red in #​9867(54f26)
• Detect fixture that returns without calling use - by @​oilater in #​9831 and #​9861(633ae)
• Drop vite 8.beta support - by @​AriPerkkio in #​9862(b78f5)
• Type regression in vi.mocked() static class methods - by @​purepear and @​hi-ogawa in #​9857(90926)
• Properly re-evaluate actual modules of mocked external - by @​hi-ogawa in #​9898(ae5ec)
• Preserve coverage report when html reporter overlaps - by @​hi-ogawa in #​9889(2d81a)
• Provide vi.advanceTimers to the preview provider - by @​sheremet-va in #​9891(1bc3e)
• Don't leak event listener in playwright provider - by @​sheremet-va in #​9910(d9355)
• Open browser in --standalone mode without running tests - by @​sheremet-va in #​9911(e78ad)
• Guard disposable and optional body - by @​sheremet-va in #​9912(6fdb2)
• Resolve retry.condition RegExp serialization issue - by @​nstepien and @​hi-ogawa in #​9942(7b605)
• collect:
  • Don't treat extra props on test return as tests - by @​sheremet-va in #​9871(141e7)
• coverage:
  • Simplify provider types - by @​AriPerkkio in #​9931(aaf9f)
  • Load built-in provider without module runner - by @​AriPerkkio in #​9939(bf892)
• expect:
  • Soft assertions continue after .resolves/.rejects promise errors - by @​mixelburg, Maks Pikov, Claude Opus 4.6 (1M context) and @​hi-ogawa in #​9843(6d74b)
  • Fix sinon-chai style API - by @​hi-ogawa in #​9943(0f08d)
• pretty-format:
  • Limit output for large object - by @​hi-ogawa and Claude Opus 4.6 (1M context) in #​9949(0d5f9)

View changes on GitHub

v4.1.0

Compare Source

Vitest 4.1 is out!

This release page lists all changes made to the project during the 4.1 beta. To get a review of all the new features, read our blog post.

🚀 Features

• Return a disposable from doMock() - by @​kirkwaiblinger in #​9332(e3e65)
• Added chai style assertions - by @​ronnakamoto and @​sheremet-va in #​8842(841df)
• Update to sinon/fake-timers v15 and add setTickMode to timer controls - by @​atscott and @​sheremet-va in #​8726(4b480)
• Expose matcher types - by @​sheremet-va in #​9448(3e4b9)
• Add toTestSpecification to reported tasks - by @​sheremet-va in #​9464(1a470)
• Show a warning if vi.mock or vi.hoisted are declared outside of top level of the module - by @​sheremet-va in #​9387(5db54)
• Track and display expectedly failed tests (.fails) in UI and CLI - by @​Copilot, sheremet-va and @​sheremet-va in #​9476(77d75)
• Support tags - by @​sheremet-va in #​9478(de7c8)
• Implement aroundEach and aroundAll hooks - by @​sheremet-va in #​9450(2a8cb)
• Stabilize experimental features - by @​sheremet-va in #​9529(b5fd2)
• Accept new or all in --update flag - by @​sheremet-va in #​9543(a5acf)
• Support meta in test options - by @​sheremet-va in #​9535(7d622)
• Support type inference with a new test.extend syntax - by @​sheremet-va in #​9550(e5385)
• Support vite 8 beta, fix type issues in the config with different vite versions - by @​sheremet-va in #​9587(99028)
• Add assertion helper to hide internal stack traces - by @​hi-ogawa and Claude Opus 4.6 in #​9594(eeb0a)
• Store failure screenshots using artifacts API - by @​macarie in #​9588(24603)
• Allow vitest list to statically collect tests instead of running files to collect them - by @​sheremet-va in #​9630(7a8e7)
• Add --detect-async-leaks - by @​AriPerkkio in #​9528(c594d)
• Implement mockThrow and mockThrowOnce - by @​thor-juhasz and @​sheremet-va in #​9512(61917)
• Support update: "none" and add docs about snapshots behavior on CI - by @​hi-ogawa in #​9700(05f18)
• Support playwright launchOptions with connectOptions - by @​hi-ogawa in #​9702(f0ff1)
• Add page/locator.mark API to enhance playwright trace - by @​hi-ogawa in #​9652(d0ee5)
• api:
  • Support tests starting or ending with test in experimental_parseSpecification - by @​jgillick and Jeremy Gillick in #​9235(2f367)
  • Add filters to createSpecification - by @​sheremet-va in #​9336(c8e6c)
  • Expose runTestFiles as alternative to runTestSpecifications - by @​sheremet-va in #​9443(43d76)
  • Add allowWrite and allowExec options to api - by @​sheremet-va in #​9350(20e00)
  • Allow passing down test cases to toTestSpecification - by @​sheremet-va in #​9627(6f17d)
• browser:
  • Add userEvent.wheel API - by @​macarie in #​9188(66080)
  • Add filterNode option to prettyDOM for filtering browser assertion error output - by @​Copilot, sheremet-va and @​sheremet-va in #​9475(d3220)
  • Support playwright persistent context - by @​hi-ogawa, Claude Opus 4.6 and @​sheremet-va in #​9229(f865d)
  • Added detailsPanelPosition option and button - by @​shairez in #​9525(c8a31)
  • Use BlazeDiff instead of pixelmatch - by @​macarie in #​9514(30936)
  • Add findElement and enable strict mode in webdriverio and preview - by @​sheremet-va in #​9677(c3f37)
• cli:
  • Add @​bomb.sh/tab completions - by @​AmirSa12 and @​sheremet-va in #​8639(200f3)
• coverage:
  • Support ignore start/stop ignore hints - by @​AriPerkkio in #​9204(e59c9)
  • Add coverage.changed option to report only changed files - by @​kykim00 and @​AriPerkkio in #​9521(1d939)
• experimental:
  • Add onModuleRunner hook to worker.init - by @​sheremet-va in #​9286(e977f)
  • Option to disable the module runner - by @​sheremet-va and @​AriPerkkio in #​9210(9be61)
  • Add importDurations: { limit, print } options - by @​hi-ogawa, Claude Opus 4.6 and @​sheremet-va in #​9401(7e10f)
  • Add print and fail thresholds for importDurations - by @​hi-ogawa and Claude Opus 4.6 in #​9533(3f7a5)
• fixtures:
  • Pass down file context to beforeAll/afterAll - by @​sheremet-va in #​9572(c8339)
• reporters:
  • Add agent reporter to reduce ai agent token usage - by @​cpojer in #​9779(3e9e0)
• runner:
  • Enhance retry options - by @​MazenSamehR, Matan Shavit, @​AriPerkkio and @​sheremet-va in #​9370(9e4cf)
• ui:
  • Allow run individual test/suites - by @​userquin in #​9465(73b10)
  • Add project filter/sort support - by @​userquin in #​8689(0c7ea)
  • Add duration sorting to explorer - by @​julianhahn and @​cursoragent in #​9603(209b1)
  • Implement filter for slow tests - by @​DerYeger and @​userquin in #​9705(8880c)
• vitest:
  • Add run summary in GitHub Actions Reporter - by @​macarie and jhnance in #​9579(96bfc)

🐞 Bug Fixes

• Deprecate several vitest/* entry points - by @​sheremet-va in #​9347(fd459)
• Use meta.url in createRequire - by @​sheremet-va in #​9441(e3422)
• Preact browser mode init example of render function not async - by @​WuMingDao in #​9375(2bea5)
• Deprecate unused types in matcher context - by @​sheremet-va in #​9449(20f87)
• Handle external/noExternal during configEnvironment hook - by @​hi-ogawa and Claude Opus 4.6 in #​9508(59ea2)
• Replace default ssr environment runner with Vitest server module runner - by @​hi-ogawa and Claude Opus 4.6 in #​9506(cd5db)
• Propagate experimental CLI options to child projects - by @​hi-ogawa and Claude Opus 4.6 in #​9531(b624f)
• Show a warning when browser.isolate is used - by @​sheremet-va in #​9410(3d48e)
• Fix vi.mock({ spy: true }) node v8 coverage - by @​hi-ogawa, hi-ogawa and Claude Opus 4.6 in #​9541(687b6)
• Don't show internal ssr handler in errors - by @​sheremet-va in #​9547(76c43)
• Close vitest if it failed to start - by @​sheremet-va in #​9573(728ba)
• Fix ssr environment runner in project - by @​hi-ogawa in #​9584(09006)
• Trim trailing white spaces in code block - by @​hi-ogawa in #​9591(f78be)
• Support inline snapshot inside test.for/each - by @​hi-ogawa in #​9590(615fd)
• Apply source maps for external module stack trace - by @​hi-ogawa in #​9152(79e20)
• Remove the .name from statically collected test - by @​sheremet-va in #​9596(b66ff)
• Don't suppress warnings on pnp - by @​sheremet-va in #​9602(89cbd)
• Support snapshot with expect.soft - by @​iumehara, @​hi-ogawa and Claude Opus 4.6 in #​9231(3eb2c)
• Log seed when only sequence.shuffle.tests is enabled - by @​kaigritun, Kai Gritun and @​sheremet-va in #​9576(8182b)
• Externalize expect/src/utils from vitest - by @​hi-ogawa in #​9616(48739)
• Ignore test.override during static collection - by @​sheremet-va in #​9620(09174)
• Increase stacktrace limit for --detect-async-leaks - by @​AriPerkkio in #​9638(9fd4c)
• Hanging-reporter link in cli - by @​flx-sta in #​9649(7c103)
• Fix teardown timeout of aroundEach/All when inner aroundEach/All throws - by @​hi-ogawa in #​9657(4ec6c)
• Fix ui mode / html reporter and coverage integration - by @​hi-ogawa and Claude Opus 4.6 in #​9626(86fad)
• Don't continue when aroundEach/All setup timed out - by @​hi-ogawa in #​9670(bb013)
• Align VitestRunnerConfig optional fields with SerializedConfig - by @​hi-ogawa in #​9661(79520)
• Handle Symbol values in format utility - by @​nami8824 in #​9658(0583f)
• Deprecate toBe* spy assertions in favor of toHaveBeen* (and toThrowError) - by @​sheremet-va in #​9665(4d390)
• Don't propagate nested aroundEach/All errors but aggregate them on runner - by @​hi-ogawa in #​9673(b6365)
• Show a better error if there is a pending dynamic import - by @​sheremet-va in #​9676(7ef5c)
• Preserve stack trace of resolves/rejects chained assertion error - by @​hi-ogawa in #​9679(c6151)
• Handle module-sync condition in vmThreads/vmForks require - by @​lesleh in #​9650 and #​9651(bb203)
• Hooks should respect maxConcurrency - by @​hi-ogawa in #​9653(16d13)
• Recursively autospy module object - by @​hi-ogawa in #​9687(695a8)
• Remove trailing spaces from diff error log - by @​hi-ogawa and @​sheremet-va in #​9680(395d1)
• Respect project resolve.conditions for externals - by @​hi-ogawa in #​9717(1d498)
• Use object for WeakMap instead of a symbol to support webcontainers - by @​sheremet-va in #​9731(c5225)
• Fix re-mocking virtual module - by @​hi-ogawa in #​9748(3cbbb)
• Cancelling should stop current test immediately - by @​AriPerkkio in #​9729(0cb2f)
• Make mockObject change backwards compatible - by @​sheremet-va in #​9744(84c69)
• Fix URL.name on jsdom - by @​hi-ogawa in #​9767(031f3)
• Save and restore module graph in blo

✂ Note

PR body was truncated to here.

---

Configuration

📅 Schedule: (UTC)

• Branch creation
  • "before 12pm on Sunday"
• Automerge
  • At any time (no schedule defined)

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about these updates again.

---

• If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.

[renovate]

ℹ️ Note

This PR body was truncated due to platform limits.

This PR contains the following updates:

Package	Change	Age	Confidence
@vitest/coverage-v8 (source)	^1.6.1 → ^4.1.11
vitest (source)	^1.6.1 → ^4.1.11

---

Release Notes

vitest-dev/vitest (@​vitest/coverage-v8)

v4.1.11

Compare Source

🐞 Bug Fixes

• Revive global concurrency limit for test lifecycle [backport to v4] - by @​sheremet-va and @​hi-ogawa in #​10992(5146d)
• browser:
  • Encode iframeId in tester iframe URL [backport to v4] - by @​sheremet-va, Pduhard and Claude Opus 4.8 in #​10955(10b2c)
  • Trigger playwright/chromium gc on lower disk availability [backport to v4] - by @​hi-ogawa, Hiroshi Ogawa and OpenCode in #​10951(9851d)
• mocker:
  • Restrict redirect mocks to the fs allowlist [backport to v4] - by @​sheremet-va in #​10974(fe5a1)

View changes on GitHub

v4.1.10

Compare Source

🐞 Bug Fixes

• browser: Check fs access in builtin commands [backport to v4] - by @​hi-ogawa, Hiroshi Ogawa and OpenCode (claude-opus-4-8) in #​10680(5c18d)
• vm: Fix external module resolve error with deps optimizer query for encoded URI [backport to v4] - by @​SveLil and @​hi-ogawa in #​10661(bae52)

View changes on GitHub

v4.1.9

Compare Source

🐞 Bug Fixes

• Fix importOriginal with optimizer and query import [backport to v4] - by Hiroshi Ogawa, David Harris, Codexand Vladimir in #​10546(a5180)
• browser:
  • Wait for orchestrator readiness before resolving browser sessions [backport to v4] - by Vladimir and Séamus O'Connor in #​10555(7fb29)
  • Wait for iframe tester readiness before preparing [backport to v4] - by Vladimir and Séamus O'Connor in #​10497 and #​10556(fbc62)
• mocker:
  • Hoist vi.mock() for vite-plus/test imports [backport to v4] - by Hiroshi Ogawa, LongYinan, Claude Opus 4.8 and Vladimir in #​10548(2c955)
• pool:
  • Prevent test run hang on worker crash [backport to v4] - by Ari Perkkiö and Jattioui Ismail in #​10543 and #​10564(934b0)

View changes on GitHub

v4.1.8

Compare Source

🐞 Bug Fixes

• browser:
  • Disable client cdp API when allowWrite/allowExec: false [backport to v4] - by @​hi-ogawa and Codex in #​10450(e4067)
  • Remove orphaned Playwright route when same module is mocked via multiple ids [backport to v4] - by @​toxik and @​Zelys-DFKH in #​10474(675b4)

View changes on GitHub

v4.1.7

Compare Source

🐞 Bug Fixes

• runner: Limit concurrency per task branch in addition to per leaf callbacks (backport) - by @​hi-ogawa in #​10384(4f0f2)

View changes on GitHub

v4.1.6

Compare Source

🐞 Bug Fixes

• browser: Provide project reference in ToMatchScreenshotResolvePath - by @​macarie and @​sheremet-va in #​10138(31882)
• Global sequence.concurrent: true with top-level test(..., { concurrent: false }) + depreacte sequential test API and options - by @​hi-ogawa, Codex and @​sheremet-va in #​10196(2847d)
• browser: Simplify orchestrator otel carrier - by @​hi-ogawa in #​10285(18af9)

🏎 Performance

• Stringify diff objects only once - by @​sheremet-va in #​10276(9f7b1)

View changes on GitHub

v4.1.5

Compare Source

🚀 Experimental Features

• coverage: Istanbul to support instrumenter option - by @​BartWaardenburg and @​AriPerkkio in #​10119(0e0ff)

🐞 Bug Fixes

• --project negation excludes browser instances - by @​felamaslen in #​10131(9423d)
• Project color label on html reporter - by @​hi-ogawa in #​10142(596f7)
• Fix vi.defineHelper called as object method - by @​hi-ogawa in #​10163(122c2)
• Alias agent reporter to minimal - by @​sheremet-va in #​10157(663b9)
• Respect diff config options in soft assertions - by @​Copilot, sheremet-va and @​sheremet-va in #​8696(9787d)
• Respect diff config options in soft assertions " - by @​sheremet-va in #​8696(7dc6d)
• ast-collect: Recognize _vi_import prefix in static test discovery - by @​Yejneshwar in #​10129(32546)
• coverage: Descriptive error message when reports directory is removed during test run - by @​DaveT1991 and @​AriPerkkio in #​10117(14133)
• snapshot: Increase default snapshot max output length - by @​hi-ogawa and Codex in #​10150(21e66)
• ui: Fix jsx/tsx syntax highlight - by @​hi-ogawa in #​10152(f1b1f)
• web-worker: Support MessagePort objects referenced inside postMessage data - by @​whitphx and Claude Opus 4.6 (1M context) in #​9927 and #​10124(7ad7d)
• api: Make test-specification options writable - by @​sheremet-va in #​10154(6abd5)

View changes on GitHub

v4.1.4

Compare Source

🚀 Features

• coverage:
  • Default to text reporter skipFull if agent detected - by @​hi-ogawa in #​10018(53757)
• experimental:
  • Expose assertion as a public field - by @​sheremet-va in #​10095(a120e)
  • Support aria snapshot - by @​hi-ogawa, Claude Opus 4.6 (1M context), @​AriPerkkio, Codex and @​sheremet-va in #​9668(d4fbb)
• reporter:
  • Add filterMeta option to json reporter - by @​nami8824 and @​sheremet-va in #​10078(b77de)

🐞 Bug Fixes

• Use "black" foreground for labeled terminal message to ensure contrast - by @​hi-ogawa in #​10076(203f0)
• Make expect(..., message) consistent as error message prefix - by @​hi-ogawa and Codex in #​10068(a1b5f)
• Do not hoist imports whose names match class properties . - by @​SunsetFi in #​10093 and #​10094(0fc4b)
• browser: Spread user server options into browser Vite server in project - by @​GoldStrikeArch in #​10049(65c9d)

View changes on GitHub

v4.1.3

Compare Source

🚀 Experimental Features

• Add experimental.preParse flag - by @​sheremet-va in #​10070(78273)
• Support browser.locators.exact option - by @​sheremet-va in #​10013(48799)
• Add TestAttachment.bodyEncoding - by @​hi-ogawa in #​9969(89ca0)
• Support custom snapshot matcher - by @​hi-ogawa, Claude Sonnet 4.6 and Codex in #​9973(59b0e)

🐞 Bug Fixes

• Advance fake timers with expect.poll interval - by @​hi-ogawa and Claude Sonnet 4.6 in #​10022(3f5bf)
• Add @vitest/coverage-v8 and @vitest/coverage-istanbul as optional dependency - by @​alan-agius4 in #​10025(146d4)
• Fix defineHelper for webkit async stack trace + update playwright 1.59.0 - by @​hi-ogawa in #​10036(5a5fa)
• Fix suite hook throwing errors for unused auto test-scoped fixture - by @​hi-ogawa and Claude Sonnet 4.6 in #​10035(39865)
• expect:
  • Remove JestExtendError.context from verbose error reporting - by @​hi-ogawa in #​9983(66751)
  • Don't leak "runner" types - by @​sheremet-va in #​10004(ec204)
• snapshot:
  • Fix flagging obsolete snapshots for snapshot properties mismatch - by @​hi-ogawa and Claude Sonnet 4.6 in #​9986(6b869)
  • Export custom snapshot matcher helper from vitest - by @​hi-ogawa and Codex in #​10042(691d3)
• ui:
  • Don't leak vite types - by @​sheremet-va in #​10005(fdff1)
• vm:
  • Fix external module resolve error with deps optimizer query - by @​hi-ogawa and Claude Sonnet 4.6 in #​10024(9dbf4)

View changes on GitHub

v4.1.2

Compare Source

This release bumps Vitest's flatted version and removes version pinning to resolve flatted's CVE related issues (#​9975).

🐞 Bug Fixes

• Don't resolve setupFiles from parent directory - by @​hi-ogawa in #​9960(7aa93)
• Ensure sequential mock/unmock resolution - by @​hi-ogawa and Claude Opus 4.6 in #​9830(7c065)
• browser: Take failure screenshot if toMatchScreenshot can't capture a stable screenshot - by @​macarie in #​9847(faace)
• coverage: Correct coverageConfigDefaults values and types - by @​Arthie in #​9940(b3c99)
• pretty-format: Fix output limit over counting - by @​hi-ogawa in #​9965(d3b7a)
• Disable colors if agent is detected - by @​sheremet-va and @​AriPerkkio in #​9851(6f97b)

View changes on GitHub

v4.1.1

Compare Source

🚀 Features

• experimental:
  • Expose matchesTagsFilter to test if the current filter matches tags - by @​sheremet-va in #​9913(eec53)
  • Introduce experimental.vcsProvider - by @​sheremet-va in #​9928(56115)

🐞 Bug Fixes

• Mark TestProject.testFilesList internal properly - by @​sapphi-red in #​9867(54f26)
• Detect fixture that returns without calling use - by @​oilater in #​9831 and #​9861(633ae)
• Drop vite 8.beta support - by @​AriPerkkio in #​9862(b78f5)
• Type regression in vi.mocked() static class methods - by @​purepear and @​hi-ogawa in #​9857(90926)
• Properly re-evaluate actual modules of mocked external - by @​hi-ogawa in #​9898(ae5ec)
• Preserve coverage report when html reporter overlaps - by @​hi-ogawa in #​9889(2d81a)
• Provide vi.advanceTimers to the preview provider - by @​sheremet-va in #​9891(1bc3e)
• Don't leak event listener in playwright provider - by @​sheremet-va in #​9910(d9355)
• Open browser in --standalone mode without running tests - by @​sheremet-va in #​9911(e78ad)
• Guard disposable and optional body - by @​sheremet-va in #​9912(6fdb2)
• Resolve retry.condition RegExp serialization issue - by @​nstepien and @​hi-ogawa in #​9942(7b605)
• collect:
  • Don't treat extra props on test return as tests - by @​sheremet-va in #​9871(141e7)
• coverage:
  • Simplify provider types - by @​AriPerkkio in #​9931(aaf9f)
  • Load built-in provider without module runner - by @​AriPerkkio in #​9939(bf892)
• expect:
  • Soft assertions continue after .resolves/.rejects promise errors - by @​mixelburg, Maks Pikov, Claude Opus 4.6 (1M context) and @​hi-ogawa in #​9843(6d74b)
  • Fix sinon-chai style API - by @​hi-ogawa in #​9943(0f08d)
• pretty-format:
  • Limit output for large object - by @​hi-ogawa and Claude Opus 4.6 (1M context) in #​9949(0d5f9)

View changes on GitHub

v4.1.0

Compare Source

Vitest 4.1 is out!

This release page lists all changes made to the project during the 4.1 beta. To get a review of all the new features, read our blog post.

🚀 Features

• Return a disposable from doMock() - by @​kirkwaiblinger in #​9332(e3e65)
• Added chai style assertions - by @​ronnakamoto and @​sheremet-va in #​8842(841df)
• Update to sinon/fake-timers v15 and add setTickMode to timer controls - by @​atscott and @​sheremet-va in #​8726(4b480)
• Expose matcher types - by @​sheremet-va in #​9448(3e4b9)
• Add toTestSpecification to reported tasks - by @​sheremet-va in #​9464(1a470)
• Show a warning if vi.mock or vi.hoisted are declared outside of top level of the module - by @​sheremet-va in #​9387(5db54)
• Track and display expectedly failed tests (.fails) in UI and CLI - by @​Copilot, sheremet-va and @​sheremet-va in #​9476(77d75)
• Support tags - by @​sheremet-va in #​9478(de7c8)
• Implement aroundEach and aroundAll hooks - by @​sheremet-va in #​9450(2a8cb)
• Stabilize experimental features - by @​sheremet-va in #​9529(b5fd2)
• Accept new or all in --update flag - by @​sheremet-va in #​9543(a5acf)
• Support meta in test options - by @​sheremet-va in #​9535(7d622)
• Support type inference with a new test.extend syntax - by @​sheremet-va in #​9550(e5385)
• Support vite 8 beta, fix type issues in the config with different vite versions - by @​sheremet-va in #​9587(99028)
• Add assertion helper to hide internal stack traces - by @​hi-ogawa and Claude Opus 4.6 in #​9594(eeb0a)
• Store failure screenshots using artifacts API - by @​macarie in #​9588(24603)
• Allow vitest list to statically collect tests instead of running files to collect them - by @​sheremet-va in #​9630(7a8e7)
• Add --detect-async-leaks - by @​AriPerkkio in #​9528(c594d)
• Implement mockThrow and mockThrowOnce - by @​thor-juhasz and @​sheremet-va in #​9512(61917)
• Support update: "none" and add docs about snapshots behavior on CI - by @​hi-ogawa in #​9700(05f18)
• Support playwright launchOptions with connectOptions - by @​hi-ogawa in #​9702(f0ff1)
• Add page/locator.mark API to enhance playwright trace - by @​hi-ogawa in #​9652(d0ee5)
• api:
  • Support tests starting or ending with test in experimental_parseSpecification - by @​jgillick and Jeremy Gillick in #​9235(2f367)
  • Add filters to createSpecification - by @​sheremet-va in #​9336(c8e6c)
  • Expose runTestFiles as alternative to runTestSpecifications - by @​sheremet-va in #​9443(43d76)
  • Add allowWrite and allowExec options to api - by @​sheremet-va in #​9350(20e00)
  • Allow passing down test cases to toTestSpecification - by @​sheremet-va in #​9627(6f17d)
• browser:
  • Add userEvent.wheel API - by @​macarie in #​9188(66080)
  • Add filterNode option to prettyDOM for filtering browser assertion error output - by @​Copilot, sheremet-va and @​sheremet-va in #​9475(d3220)
  • Support playwright persistent context - by @​hi-ogawa, Claude Opus 4.6 and @​sheremet-va in #​9229(f865d)
  • Added detailsPanelPosition option and button - by @​shairez in #​9525(c8a31)
  • Use BlazeDiff instead of pixelmatch - by @​macarie in #​9514(30936)
  • Add findElement and enable strict mode in webdriverio and preview - by @​sheremet-va in #​9677(c3f37)
• cli:
  • Add @​bomb.sh/tab completions - by @​AmirSa12 and @​sheremet-va in #​8639(200f3)
• coverage:
  • Support ignore start/stop ignore hints - by @​AriPerkkio in #​9204(e59c9)
  • Add coverage.changed option to report only changed files - by @​kykim00 and @​AriPerkkio in #​9521(1d939)
• experimental:
  • Add onModuleRunner hook to worker.init - by @​sheremet-va in #​9286(e977f)
  • Option to disable the module runner - by @​sheremet-va and @​AriPerkkio in #​9210(9be61)
  • Add importDurations: { limit, print } options - by @​hi-ogawa, Claude Opus 4.6 and @​sheremet-va in #​9401(7e10f)
  • Add print and fail thresholds for importDurations - by @​hi-ogawa and Claude Opus 4.6 in #​9533(3f7a5)
• fixtures:
  • Pass down file context to beforeAll/afterAll - by @​sheremet-va in #​9572(c8339)
• reporters:
  • Add agent reporter to reduce ai agent token usage - by @​cpojer in #​9779(3e9e0)
• runner:
  • Enhance retry options - by @​MazenSamehR, Matan Shavit, @​AriPerkkio and @​sheremet-va in #​9370(9e4cf)
• ui:
  • Allow run individual test/suites - by @​userquin in #​9465(73b10)
  • Add project filter/sort support - by @​userquin in #​8689(0c7ea)
  • Add duration sorting to explorer - by @​julianhahn and @​cursoragent in #​9603(209b1)
  • Implement filter for slow tests - by @​DerYeger and @​userquin in #​9705(8880c)
• vitest:
  • Add run summary in GitHub Actions Reporter - by @​macarie and jhnance in #​9579(96bfc)

🐞 Bug Fixes

• Deprecate several vitest/* entry points - by @​sheremet-va in #​9347(fd459)
• Use meta.url in createRequire - by @​sheremet-va in #​9441(e3422)
• Preact browser mode init example of render function not async - by @​WuMingDao in #​9375(2bea5)
• Deprecate unused types in matcher context - by @​sheremet-va in #​9449(20f87)
• Handle external/noExternal during configEnvironment hook - by @​hi-ogawa and Claude Opus 4.6 in #​9508(59ea2)
• Replace default ssr environment runner with Vitest server module runner - by @​hi-ogawa and Claude Opus 4.6 in #​9506(cd5db)
• Propagate experimental CLI options to child projects - by @​hi-ogawa and Claude Opus 4.6 in #​9531(b624f)
• Show a warning when browser.isolate is used - by @​sheremet-va in #​9410(3d48e)
• Fix vi.mock({ spy: true }) node v8 coverage - by @​hi-ogawa, hi-ogawa and Claude Opus 4.6 in #​9541(687b6)
• Don't show internal ssr handler in errors - by @​sheremet-va in #​9547(76c43)
• Close vitest if it failed to start - by @​sheremet-va in #​9573(728ba)
• Fix ssr environment runner in project - by @​hi-ogawa in #​9584(09006)
• Trim trailing white spaces in code block - by @​hi-ogawa in #​9591(f78be)
• Support inline snapshot inside test.for/each - by @​hi-ogawa in #​9590(615fd)
• Apply source maps for external module stack trace - by @​hi-ogawa in #​9152(79e20)
• Remove the .name from statically collected test - by @​sheremet-va in #​9596(b66ff)
• Don't suppress warnings on pnp - by @​sheremet-va in #​9602(89cbd)
• Support snapshot with expect.soft - by @​iumehara, @​hi-ogawa and Claude Opus 4.6 in #​9231(3eb2c)
• Log seed when only sequence.shuffle.tests is enabled - by @​kaigritun, Kai Gritun and @​sheremet-va in #​9576(8182b)
• Externalize expect/src/utils from vitest - by @​hi-ogawa in #​9616(48739)
• Ignore test.override during static collection - by @​sheremet-va in #​9620(09174)
• Increase stacktrace limit for --detect-async-leaks - by @​AriPerkkio in #​9638(9fd4c)
• Hanging-reporter link in cli - by @​flx-sta in #​9649(7c103)
• Fix teardown timeout of aroundEach/All when inner aroundEach/All throws - by @​hi-ogawa in #​9657(4ec6c)
• Fix ui mode / html reporter and coverage integration - by @​hi-ogawa and Claude Opus 4.6 in #​9626(86fad)
• Don't continue when aroundEach/All setup timed out - by @​hi-ogawa in #​9670(bb013)
• Align VitestRunnerConfig optional fields with SerializedConfig - by @​hi-ogawa in #​9661(79520)
• Handle Symbol values in format utility - by @​nami8824 in #​9658(0583f)
• Deprecate toBe* spy assertions in favor of toHaveBeen* (and toThrowError) - by @​sheremet-va in #​9665(4d390)
• Don't propagate nested aroundEach/All errors but aggregate them on runner - by @​hi-ogawa in #​9673(b6365)
• Show a better error if there is a pending dynamic import - by @​sheremet-va in #​9676(7ef5c)
• Preserve stack trace of resolves/rejects chained assertion error - by @​hi-ogawa in #​9679(c6151)
• Handle module-sync condition in vmThreads/vmForks require - by @​lesleh in #​9650 and #​9651(bb203)
• Hooks should respect maxConcurrency - by @​hi-ogawa in #​9653(16d13)
• Recursively autospy module object - by @​hi-ogawa in #​9687(695a8)
• Remove trailing spaces from diff error log - by @​hi-ogawa and @​sheremet-va in #​9680(395d1)
• Respect project resolve.conditions for externals - by @​hi-ogawa in #​9717(1d498)
• Use object for WeakMap instead of a symbol to support webcontainers - by @​sheremet-va in #​9731(c5225)
• Fix re-mocking virtual module - by @​hi-ogawa in #​9748(3cbbb)
• Cancelling should stop current test immediately - by @​AriPerkkio in #​9729(0cb2f)
• Make mockObject change backwards compatible - by @​sheremet-va in #​9744(84c69)
• Fix URL.name on jsdom - by @​hi-ogawa in #​9767(031f3)
• Save and restore module graph in blo

✂ Note

PR body was truncated to here.

---

Configuration

📅 Schedule: (UTC)

• Branch creation
  • "before 12pm on Sunday"
• Automerge
  • At any time (no schedule defined)

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about these updates again.

---

• If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.

[renovate]

ℹ️ Note

This PR body was truncated due to platform limits.

This PR contains the following updates:

Package	Change	Age	Confidence
@vitest/coverage-v8 (source)	^1.6.1 → ^4.1.11
vitest (source)	^1.6.1 → ^4.1.11

---

Release Notes

vitest-dev/vitest (@​vitest/coverage-v8)

v4.1.11

Compare Source

🐞 Bug Fixes

• Revive global concurrency limit for test lifecycle [backport to v4] - by @​sheremet-va and @​hi-ogawa in #​10992(5146d)
• browser:
  • Encode iframeId in tester iframe URL [backport to v4] - by @​sheremet-va, Pduhard and Claude Opus 4.8 in #​10955(10b2c)
  • Trigger playwright/chromium gc on lower disk availability [backport to v4] - by @​hi-ogawa, Hiroshi Ogawa and OpenCode in #​10951(9851d)
• mocker:
  • Restrict redirect mocks to the fs allowlist [backport to v4] - by @​sheremet-va in #​10974(fe5a1)

View changes on GitHub

v4.1.10

Compare Source

🐞 Bug Fixes

• browser: Check fs access in builtin commands [backport to v4] - by @​hi-ogawa, Hiroshi Ogawa and OpenCode (claude-opus-4-8) in #​10680(5c18d)
• vm: Fix external module resolve error with deps optimizer query for encoded URI [backport to v4] - by @​SveLil and @​hi-ogawa in #​10661(bae52)

View changes on GitHub

v4.1.9

Compare Source

🐞 Bug Fixes

• Fix importOriginal with optimizer and query import [backport to v4] - by Hiroshi Ogawa, David Harris, Codexand Vladimir in #​10546(a5180)
• browser:
  • Wait for orchestrator readiness before resolving browser sessions [backport to v4] - by Vladimir and Séamus O'Connor in #​10555(7fb29)
  • Wait for iframe tester readiness before preparing [backport to v4] - by Vladimir and Séamus O'Connor in #​10497 and #​10556(fbc62)
• mocker:
  • Hoist vi.mock() for vite-plus/test imports [backport to v4] - by Hiroshi Ogawa, LongYinan, Claude Opus 4.8 and Vladimir in #​10548(2c955)
• pool:
  • Prevent test run hang on worker crash [backport to v4] - by Ari Perkkiö and Jattioui Ismail in #​10543 and #​10564(934b0)

View changes on GitHub

v4.1.8

Compare Source

🐞 Bug Fixes

• browser:
  • Disable client cdp API when allowWrite/allowExec: false [backport to v4] - by @​hi-ogawa and Codex in #​10450(e4067)
  • Remove orphaned Playwright route when same module is mocked via multiple ids [backport to v4] - by @​toxik and @​Zelys-DFKH in #​10474(675b4)

View changes on GitHub

v4.1.7

Compare Source

🐞 Bug Fixes

• runner: Limit concurrency per task branch in addition to per leaf callbacks (backport) - by @​hi-ogawa in #​10384(4f0f2)

View changes on GitHub

v4.1.6

Compare Source

🐞 Bug Fixes

• browser: Provide project reference in ToMatchScreenshotResolvePath - by @​macarie and @​sheremet-va in #​10138(31882)
• Global sequence.concurrent: true with top-level test(..., { concurrent: false }) + depreacte sequential test API and options - by @​hi-ogawa, Codex and @​sheremet-va in #​10196(2847d)
• browser: Simplify orchestrator otel carrier - by @​hi-ogawa in #​10285(18af9)

🏎 Performance

• Stringify diff objects only once - by @​sheremet-va in #​10276(9f7b1)

View changes on GitHub

v4.1.5

Compare Source

🚀 Experimental Features

• coverage: Istanbul to support instrumenter option - by @​BartWaardenburg and @​AriPerkkio in #​10119(0e0ff)

🐞 Bug Fixes

• --project negation excludes browser instances - by @​felamaslen in #​10131(9423d)
• Project color label on html reporter - by @​hi-ogawa in #​10142(596f7)
• Fix vi.defineHelper called as object method - by @​hi-ogawa in #​10163(122c2)
• Alias agent reporter to minimal - by @​sheremet-va in #​10157(663b9)
• Respect diff config options in soft assertions - by @​Copilot, sheremet-va and @​sheremet-va in #​8696(9787d)
• Respect diff config options in soft assertions " - by @​sheremet-va in #​8696(7dc6d)
• ast-collect: Recognize _vi_import prefix in static test discovery - by @​Yejneshwar in #​10129(32546)
• coverage: Descriptive error message when reports directory is removed during test run - by @​DaveT1991 and @​AriPerkkio in #​10117(14133)
• snapshot: Increase default snapshot max output length - by @​hi-ogawa and Codex in #​10150(21e66)
• ui: Fix jsx/tsx syntax highlight - by @​hi-ogawa in #​10152(f1b1f)
• web-worker: Support MessagePort objects referenced inside postMessage data - by @​whitphx and Claude Opus 4.6 (1M context) in #​9927 and #​10124(7ad7d)
• api: Make test-specification options writable - by @​sheremet-va in #​10154(6abd5)

View changes on GitHub

v4.1.4

Compare Source

🚀 Features

• coverage:
  • Default to text reporter skipFull if agent detected - by @​hi-ogawa in #​10018(53757)
• experimental:
  • Expose assertion as a public field - by @​sheremet-va in #​10095(a120e)
  • Support aria snapshot - by @​hi-ogawa, Claude Opus 4.6 (1M context), @​AriPerkkio, Codex and @​sheremet-va in #​9668(d4fbb)
• reporter:
  • Add filterMeta option to json reporter - by @​nami8824 and @​sheremet-va in #​10078(b77de)

🐞 Bug Fixes

• Use "black" foreground for labeled terminal message to ensure contrast - by @​hi-ogawa in #​10076(203f0)
• Make expect(..., message) consistent as error message prefix - by @​hi-ogawa and Codex in #​10068(a1b5f)
• Do not hoist imports whose names match class properties . - by @​SunsetFi in #​10093 and #​10094(0fc4b)
• browser: Spread user server options into browser Vite server in project - by @​GoldStrikeArch in #​10049(65c9d)

View changes on GitHub

v4.1.3

Compare Source

🚀 Experimental Features

• Add experimental.preParse flag - by @​sheremet-va in #​10070(78273)
• Support browser.locators.exact option - by @​sheremet-va in #​10013(48799)
• Add TestAttachment.bodyEncoding - by @​hi-ogawa in #​9969(89ca0)
• Support custom snapshot matcher - by @​hi-ogawa, Claude Sonnet 4.6 and Codex in #​9973(59b0e)

🐞 Bug Fixes

• Advance fake timers with expect.poll interval - by @​hi-ogawa and Claude Sonnet 4.6 in #​10022(3f5bf)
• Add @vitest/coverage-v8 and @vitest/coverage-istanbul as optional dependency - by @​alan-agius4 in #​10025(146d4)
• Fix defineHelper for webkit async stack trace + update playwright 1.59.0 - by @​hi-ogawa in #​10036(5a5fa)
• Fix suite hook throwing errors for unused auto test-scoped fixture - by @​hi-ogawa and Claude Sonnet 4.6 in #​10035(39865)
• expect:
  • Remove JestExtendError.context from verbose error reporting - by @​hi-ogawa in #​9983(66751)
  • Don't leak "runner" types - by @​sheremet-va in #​10004(ec204)
• snapshot:
  • Fix flagging obsolete snapshots for snapshot properties mismatch - by @​hi-ogawa and Claude Sonnet 4.6 in #​9986(6b869)
  • Export custom snapshot matcher helper from vitest - by @​hi-ogawa and Codex in #​10042(691d3)
• ui:
  • Don't leak vite types - by @​sheremet-va in #​10005(fdff1)
• vm:
  • Fix external module resolve error with deps optimizer query - by @​hi-ogawa and Claude Sonnet 4.6 in #​10024(9dbf4)

View changes on GitHub

v4.1.2

Compare Source

This release bumps Vitest's flatted version and removes version pinning to resolve flatted's CVE related issues (#​9975).

🐞 Bug Fixes

• Don't resolve setupFiles from parent directory - by @​hi-ogawa in #​9960(7aa93)
• Ensure sequential mock/unmock resolution - by @​hi-ogawa and Claude Opus 4.6 in #​9830(7c065)
• browser: Take failure screenshot if toMatchScreenshot can't capture a stable screenshot - by @​macarie in #​9847(faace)
• coverage: Correct coverageConfigDefaults values and types - by @​Arthie in #​9940(b3c99)
• pretty-format: Fix output limit over counting - by @​hi-ogawa in #​9965(d3b7a)
• Disable colors if agent is detected - by @​sheremet-va and @​AriPerkkio in #​9851(6f97b)

View changes on GitHub

v4.1.1

Compare Source

🚀 Features

• experimental:
  • Expose matchesTagsFilter to test if the current filter matches tags - by @​sheremet-va in #​9913(eec53)
  • Introduce experimental.vcsProvider - by @​sheremet-va in #​9928(56115)

🐞 Bug Fixes

• Mark TestProject.testFilesList internal properly - by @​sapphi-red in #​9867(54f26)
• Detect fixture that returns without calling use - by @​oilater in #​9831 and #​9861(633ae)
• Drop vite 8.beta support - by @​AriPerkkio in #​9862(b78f5)
• Type regression in vi.mocked() static class methods - by @​purepear and @​hi-ogawa in #​9857(90926)
• Properly re-evaluate actual modules of mocked external - by @​hi-ogawa in #​9898(ae5ec)
• Preserve coverage report when html reporter overlaps - by @​hi-ogawa in #​9889(2d81a)
• Provide vi.advanceTimers to the preview provider - by @​sheremet-va in #​9891(1bc3e)
• Don't leak event listener in playwright provider - by @​sheremet-va in #​9910(d9355)
• Open browser in --standalone mode without running tests - by @​sheremet-va in #​9911(e78ad)
• Guard disposable and optional body - by @​sheremet-va in #​9912(6fdb2)
• Resolve retry.condition RegExp serialization issue - by @​nstepien and @​hi-ogawa in #​9942(7b605)
• collect:
  • Don't treat extra props on test return as tests - by @​sheremet-va in #​9871(141e7)
• coverage:
  • Simplify provider types - by @​AriPerkkio in #​9931(aaf9f)
  • Load built-in provider without module runner - by @​AriPerkkio in #​9939(bf892)
• expect:
  • Soft assertions continue after .resolves/.rejects promise errors - by @​mixelburg, Maks Pikov, Claude Opus 4.6 (1M context) and @​hi-ogawa in #​9843(6d74b)
  • Fix sinon-chai style API - by @​hi-ogawa in #​9943(0f08d)
• pretty-format:
  • Limit output for large object - by @​hi-ogawa and Claude Opus 4.6 (1M context) in #​9949(0d5f9)

View changes on GitHub

v4.1.0

Compare Source

Vitest 4.1 is out!

This release page lists all changes made to the project during the 4.1 beta. To get a review of all the new features, read our blog post.

🚀 Features

• Return a disposable from doMock() - by @​kirkwaiblinger in #​9332(e3e65)
• Added chai style assertions - by @​ronnakamoto and @​sheremet-va in #​8842(841df)
• Update to sinon/fake-timers v15 and add setTickMode to timer controls - by @​atscott and @​sheremet-va in #​8726(4b480)
• Expose matcher types - by @​sheremet-va in #​9448(3e4b9)
• Add toTestSpecification to reported tasks - by @​sheremet-va in #​9464(1a470)
• Show a warning if vi.mock or vi.hoisted are declared outside of top level of the module - by @​sheremet-va in #​9387(5db54)
• Track and display expectedly failed tests (.fails) in UI and CLI - by @​Copilot, sheremet-va and @​sheremet-va in #​9476(77d75)
• Support tags - by @​sheremet-va in #​9478(de7c8)
• Implement aroundEach and aroundAll hooks - by @​sheremet-va in #​9450(2a8cb)
• Stabilize experimental features - by @​sheremet-va in #​9529(b5fd2)
• Accept new or all in --update flag - by @​sheremet-va in #​9543(a5acf)
• Support meta in test options - by @​sheremet-va in #​9535(7d622)
• Support type inference with a new test.extend syntax - by @​sheremet-va in #​9550(e5385)
• Support vite 8 beta, fix type issues in the config with different vite versions - by @​sheremet-va in #​9587(99028)
• Add assertion helper to hide internal stack traces - by @​hi-ogawa and Claude Opus 4.6 in #​9594(eeb0a)
• Store failure screenshots using artifacts API - by @​macarie in #​9588(24603)
• Allow vitest list to statically collect tests instead of running files to collect them - by @​sheremet-va in #​9630(7a8e7)
• Add --detect-async-leaks - by @​AriPerkkio in #​9528(c594d)
• Implement mockThrow and mockThrowOnce - by @​thor-juhasz and @​sheremet-va in #​9512(61917)
• Support update: "none" and add docs about snapshots behavior on CI - by @​hi-ogawa in #​9700(05f18)
• Support playwright launchOptions with connectOptions - by @​hi-ogawa in #​9702(f0ff1)
• Add page/locator.mark API to enhance playwright trace - by @​hi-ogawa in #​9652(d0ee5)
• api:
  • Support tests starting or ending with test in experimental_parseSpecification - by @​jgillick and Jeremy Gillick in #​9235(2f367)
  • Add filters to createSpecification - by @​sheremet-va in #​9336(c8e6c)
  • Expose runTestFiles as alternative to runTestSpecifications - by @​sheremet-va in #​9443(43d76)
  • Add allowWrite and allowExec options to api - by @​sheremet-va in #​9350(20e00)
  • Allow passing down test cases to toTestSpecification - by @​sheremet-va in #​9627(6f17d)
• browser:
  • Add userEvent.wheel API - by @​macarie in #​9188(66080)
  • Add filterNode option to prettyDOM for filtering browser assertion error output - by @​Copilot, sheremet-va and @​sheremet-va in #​9475(d3220)
  • Support playwright persistent context - by @​hi-ogawa, Claude Opus 4.6 and @​sheremet-va in #​9229(f865d)
  • Added detailsPanelPosition option and button - by @​shairez in #​9525(c8a31)
  • Use BlazeDiff instead of pixelmatch - by @​macarie in #​9514(30936)
  • Add findElement and enable strict mode in webdriverio and preview - by @​sheremet-va in #​9677(c3f37)
• cli:
  • Add @​bomb.sh/tab completions - by @​AmirSa12 and @​sheremet-va in #​8639(200f3)
• coverage:
  • Support ignore start/stop ignore hints - by @​AriPerkkio in #​9204(e59c9)
  • Add coverage.changed option to report only changed files - by @​kykim00 and @​AriPerkkio in #​9521(1d939)
• experimental:
  • Add onModuleRunner hook to worker.init - by @​sheremet-va in #​9286(e977f)
  • Option to disable the module runner - by @​sheremet-va and @​AriPerkkio in #​9210(9be61)
  • Add importDurations: { limit, print } options - by @​hi-ogawa, Claude Opus 4.6 and @​sheremet-va in #​9401(7e10f)
  • Add print and fail thresholds for importDurations - by @​hi-ogawa and Claude Opus 4.6 in #​9533(3f7a5)
• fixtures:
  • Pass down file context to beforeAll/afterAll - by @​sheremet-va in #​9572(c8339)
• reporters:
  • Add agent reporter to reduce ai agent token usage - by @​cpojer in #​9779(3e9e0)
• runner:
  • Enhance retry options - by @​MazenSamehR, Matan Shavit, @​AriPerkkio and @​sheremet-va in #​9370(9e4cf)
• ui:
  • Allow run individual test/suites - by @​userquin in #​9465(73b10)
  • Add project filter/sort support - by @​userquin in #​8689(0c7ea)
  • Add duration sorting to explorer - by @​julianhahn and @​cursoragent in #​9603(209b1)
  • Implement filter for slow tests - by @​DerYeger and @​userquin in #​9705(8880c)
• vitest:
  • Add run summary in GitHub Actions Reporter - by @​macarie and jhnance in #​9579(96bfc)

🐞 Bug Fixes

• Deprecate several vitest/* entry points - by @​sheremet-va in #​9347(fd459)
• Use meta.url in createRequire - by @​sheremet-va in #​9441(e3422)
• Preact browser mode init example of render function not async - by @​WuMingDao in #​9375(2bea5)
• Deprecate unused types in matcher context - by @​sheremet-va in #​9449(20f87)
• Handle external/noExternal during configEnvironment hook - by @​hi-ogawa and Claude Opus 4.6 in #​9508(59ea2)
• Replace default ssr environment runner with Vitest server module runner - by @​hi-ogawa and Claude Opus 4.6 in #​9506(cd5db)
• Propagate experimental CLI options to child projects - by @​hi-ogawa and Claude Opus 4.6 in #​9531(b624f)
• Show a warning when browser.isolate is used - by @​sheremet-va in #​9410(3d48e)
• Fix vi.mock({ spy: true }) node v8 coverage - by @​hi-ogawa, hi-ogawa and Claude Opus 4.6 in #​9541(687b6)
• Don't show internal ssr handler in errors - by @​sheremet-va in #​9547(76c43)
• Close vitest if it failed to start - by @​sheremet-va in #​9573(728ba)
• Fix ssr environment runner in project - by @​hi-ogawa in #​9584(09006)
• Trim trailing white spaces in code block - by @​hi-ogawa in #​9591(f78be)
• Support inline snapshot inside test.for/each - by @​hi-ogawa in #​9590(615fd)
• Apply source maps for external module stack trace - by @​hi-ogawa in #​9152(79e20)
• Remove the .name from statically collected test - by @​sheremet-va in #​9596(b66ff)
• Don't suppress warnings on pnp - by @​sheremet-va in #​9602(89cbd)
• Support snapshot with expect.soft - by @​iumehara, @​hi-ogawa and Claude Opus 4.6 in #​9231(3eb2c)
• Log seed when only sequence.shuffle.tests is enabled - by @​kaigritun, Kai Gritun and @​sheremet-va in #​9576(8182b)
• Externalize expect/src/utils from vitest - by @​hi-ogawa in #​9616(48739)
• Ignore test.override during static collection - by @​sheremet-va in #​9620(09174)
• Increase stacktrace limit for --detect-async-leaks - by @​AriPerkkio in #​9638(9fd4c)
• Hanging-reporter link in cli - by @​flx-sta in #​9649(7c103)
• Fix teardown timeout of aroundEach/All when inner aroundEach/All throws - by @​hi-ogawa in #​9657(4ec6c)
• Fix ui mode / html reporter and coverage integration - by @​hi-ogawa and Claude Opus 4.6 in #​9626(86fad)
• Don't continue when aroundEach/All setup timed out - by @​hi-ogawa in #​9670(bb013)
• Align VitestRunnerConfig optional fields with SerializedConfig - by @​hi-ogawa in #​9661(79520)
• Handle Symbol values in format utility - by @​nami8824 in #​9658(0583f)
• Deprecate toBe* spy assertions in favor of toHaveBeen* (and toThrowError) - by @​sheremet-va in #​9665(4d390)
• Don't propagate nested aroundEach/All errors but aggregate them on runner - by @​hi-ogawa in #​9673(b6365)
• Show a better error if there is a pending dynamic import - by @​sheremet-va in #​9676(7ef5c)
• Preserve stack trace of resolves/rejects chained assertion error - by @​hi-ogawa in #​9679(c6151)
• Handle module-sync condition in vmThreads/vmForks require - by @​lesleh in #​9650 and #​9651(bb203)
• Hooks should respect maxConcurrency - by @​hi-ogawa in #​9653(16d13)
• Recursively autospy module object - by @​hi-ogawa in #​9687(695a8)
• Remove trailing spaces from diff error log - by @​hi-ogawa and @​sheremet-va in #​9680(395d1)
• Respect project resolve.conditions for externals - by @​hi-ogawa in #​9717(1d498)
• Use object for WeakMap instead of a symbol to support webcontainers - by @​sheremet-va in #​9731(c5225)
• Fix re-mocking virtual module - by @​hi-ogawa in #​9748(3cbbb)
• Cancelling should stop current test immediately - by @​AriPerkkio in #​9729(0cb2f)
• Make mockObject change backwards compatible - by @​sheremet-va in #​9744(84c69)
• Fix URL.name on jsdom - by @​hi-ogawa in #​9767(031f3)
• Save and restore module graph in blo

✂ Note

PR body was truncated to here.

---

Configuration

📅 Schedule: (UTC)

• Branch creation
  • "before 12pm on Sunday"
• Automerge
  • At any time (no schedule defined)

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about these updates again.

---

• If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.

[renovate]

ℹ️ Note

This PR body was truncated due to platform limits.

This PR contains the following updates:

Package	Change	Age	Confidence
@vitest/coverage-v8 (source)	^1.6.1 → ^4.1.11
vitest (source)	^1.6.1 → ^4.1.11

---

Release Notes

vitest-dev/vitest (@​vitest/coverage-v8)

v4.1.11

Compare Source

🐞 Bug Fixes

• Revive global concurrency limit for test lifecycle [backport to v4] - by @​sheremet-va and @​hi-ogawa in #​10992(5146d)
• browser:
  • Encode iframeId in tester iframe URL [backport to v4] - by @​sheremet-va, Pduhard and Claude Opus 4.8 in #​10955(10b2c)
  • Trigger playwright/chromium gc on lower disk availability [backport to v4] - by @​hi-ogawa, Hiroshi Ogawa and OpenCode in #​10951(9851d)
• mocker:
  • Restrict redirect mocks to the fs allowlist [backport to v4] - by @​sheremet-va in #​10974(fe5a1)

View changes on GitHub

v4.1.10

Compare Source

🐞 Bug Fixes

• browser: Check fs access in builtin commands [backport to v4] - by @​hi-ogawa, Hiroshi Ogawa and OpenCode (claude-opus-4-8) in #​10680(5c18d)
• vm: Fix external module resolve error with deps optimizer query for encoded URI [backport to v4] - by @​SveLil and @​hi-ogawa in #​10661(bae52)

View changes on GitHub

v4.1.9

Compare Source

🐞 Bug Fixes

• Fix importOriginal with optimizer and query import [backport to v4] - by Hiroshi Ogawa, David Harris, Codexand Vladimir in #​10546(a5180)
• browser:
  • Wait for orchestrator readiness before resolving browser sessions [backport to v4] - by Vladimir and Séamus O'Connor in #​10555(7fb29)
  • Wait for iframe tester readiness before preparing [backport to v4] - by Vladimir and Séamus O'Connor in #​10497 and #​10556(fbc62)
• mocker:
  • Hoist vi.mock() for vite-plus/test imports [backport to v4] - by Hiroshi Ogawa, LongYinan, Claude Opus 4.8 and Vladimir in #​10548(2c955)
• pool:
  • Prevent test run hang on worker crash [backport to v4] - by Ari Perkkiö and Jattioui Ismail in #​10543 and #​10564(934b0)

View changes on GitHub

v4.1.8

Compare Source

🐞 Bug Fixes

• browser:
  • Disable client cdp API when allowWrite/allowExec: false [backport to v4] - by @​hi-ogawa and Codex in #​10450(e4067)
  • Remove orphaned Playwright route when same module is mocked via multiple ids [backport to v4] - by @​toxik and @​Zelys-DFKH in #​10474(675b4)

View changes on GitHub

v4.1.7

Compare Source

🐞 Bug Fixes

• runner: Limit concurrency per task branch in addition to per leaf callbacks (backport) - by @​hi-ogawa in #​10384(4f0f2)

View changes on GitHub

v4.1.6

Compare Source

🐞 Bug Fixes

• browser: Provide project reference in ToMatchScreenshotResolvePath - by @​macarie and @​sheremet-va in #​10138(31882)
• Global sequence.concurrent: true with top-level test(..., { concurrent: false }) + depreacte sequential test API and options - by @​hi-ogawa, Codex and @​sheremet-va in #​10196(2847d)
• browser: Simplify orchestrator otel carrier - by @​hi-ogawa in #​10285(18af9)

🏎 Performance

• Stringify diff objects only once - by @​sheremet-va in #​10276(9f7b1)

View changes on GitHub

v4.1.5

Compare Source

🚀 Experimental Features

• coverage: Istanbul to support instrumenter option - by @​BartWaardenburg and @​AriPerkkio in #​10119(0e0ff)

🐞 Bug Fixes

• --project negation excludes browser instances - by @​felamaslen in #​10131(9423d)
• Project color label on html reporter - by @​hi-ogawa in #​10142(596f7)
• Fix vi.defineHelper called as object method - by @​hi-ogawa in #​10163(122c2)
• Alias agent reporter to minimal - by @​sheremet-va in #​10157(663b9)
• Respect diff config options in soft assertions - by @​Copilot, sheremet-va and @​sheremet-va in #​8696(9787d)
• Respect diff config options in soft assertions " - by @​sheremet-va in #​8696(7dc6d)
• ast-collect: Recognize _vi_import prefix in static test discovery - by @​Yejneshwar in #​10129(32546)
• coverage: Descriptive error message when reports directory is removed during test run - by @​DaveT1991 and @​AriPerkkio in #​10117(14133)
• snapshot: Increase default snapshot max output length - by @​hi-ogawa and Codex in #​10150(21e66)
• ui: Fix jsx/tsx syntax highlight - by @​hi-ogawa in #​10152(f1b1f)
• web-worker: Support MessagePort objects referenced inside postMessage data - by @​whitphx and Claude Opus 4.6 (1M context) in #​9927 and #​10124(7ad7d)
• api: Make test-specification options writable - by @​sheremet-va in #​10154(6abd5)

View changes on GitHub

v4.1.4

Compare Source

🚀 Features

• coverage:
  • Default to text reporter skipFull if agent detected - by @​hi-ogawa in #​10018(53757)
• experimental:
  • Expose assertion as a public field - by @​sheremet-va in #​10095(a120e)
  • Support aria snapshot - by @​hi-ogawa, Claude Opus 4.6 (1M context), @​AriPerkkio, Codex and @​sheremet-va in #​9668(d4fbb)
• reporter:
  • Add filterMeta option to json reporter - by @​nami8824 and @​sheremet-va in #​10078(b77de)

🐞 Bug Fixes

• Use "black" foreground for labeled terminal message to ensure contrast - by @​hi-ogawa in #​10076(203f0)
• Make expect(..., message) consistent as error message prefix - by @​hi-ogawa and Codex in #​10068(a1b5f)
• Do not hoist imports whose names match class properties . - by @​SunsetFi in #​10093 and #​10094(0fc4b)
• browser: Spread user server options into browser Vite server in project - by @​GoldStrikeArch in #​10049(65c9d)

View changes on GitHub

v4.1.3

Compare Source

🚀 Experimental Features

• Add experimental.preParse flag - by @​sheremet-va in #​10070(78273)
• Support browser.locators.exact option - by @​sheremet-va in #​10013(48799)
• Add TestAttachment.bodyEncoding - by @​hi-ogawa in #​9969(89ca0)
• Support custom snapshot matcher - by @​hi-ogawa, Claude Sonnet 4.6 and Codex in #​9973(59b0e)

🐞 Bug Fixes

• Advance fake timers with expect.poll interval - by @​hi-ogawa and Claude Sonnet 4.6 in #​10022(3f5bf)
• Add @vitest/coverage-v8 and @vitest/coverage-istanbul as optional dependency - by @​alan-agius4 in #​10025(146d4)
• Fix defineHelper for webkit async stack trace + update playwright 1.59.0 - by @​hi-ogawa in #​10036(5a5fa)
• Fix suite hook throwing errors for unused auto test-scoped fixture - by @​hi-ogawa and Claude Sonnet 4.6 in #​10035(39865)
• expect:
  • Remove JestExtendError.context from verbose error reporting - by @​hi-ogawa in #​9983(66751)
  • Don't leak "runner" types - by @​sheremet-va in #​10004(ec204)
• snapshot:
  • Fix flagging obsolete snapshots for snapshot properties mismatch - by @​hi-ogawa and Claude Sonnet 4.6 in #​9986(6b869)
  • Export custom snapshot matcher helper from vitest - by @​hi-ogawa and Codex in #​10042(691d3)
• ui:
  • Don't leak vite types - by @​sheremet-va in #​10005(fdff1)
• vm:
  • Fix external module resolve error with deps optimizer query - by @​hi-ogawa and Claude Sonnet 4.6 in #​10024(9dbf4)

View changes on GitHub

v4.1.2

Compare Source

This release bumps Vitest's flatted version and removes version pinning to resolve flatted's CVE related issues (#​9975).

🐞 Bug Fixes

• Don't resolve setupFiles from parent directory - by @​hi-ogawa in #​9960(7aa93)
• Ensure sequential mock/unmock resolution - by @​hi-ogawa and Claude Opus 4.6 in #​9830(7c065)
• browser: Take failure screenshot if toMatchScreenshot can't capture a stable screenshot - by @​macarie in #​9847(faace)
• coverage: Correct coverageConfigDefaults values and types - by @​Arthie in #​9940(b3c99)
• pretty-format: Fix output limit over counting - by @​hi-ogawa in #​9965(d3b7a)
• Disable colors if agent is detected - by @​sheremet-va and @​AriPerkkio in #​9851(6f97b)

View changes on GitHub

v4.1.1

Compare Source

🚀 Features

• experimental:
  • Expose matchesTagsFilter to test if the current filter matches tags - by @​sheremet-va in #​9913(eec53)
  • Introduce experimental.vcsProvider - by @​sheremet-va in #​9928(56115)

🐞 Bug Fixes

• Mark TestProject.testFilesList internal properly - by @​sapphi-red in #​9867(54f26)
• Detect fixture that returns without calling use - by @​oilater in #​9831 and #​9861(633ae)
• Drop vite 8.beta support - by @​AriPerkkio in #​9862(b78f5)
• Type regression in vi.mocked() static class methods - by @​purepear and @​hi-ogawa in #​9857(90926)
• Properly re-evaluate actual modules of mocked external - by @​hi-ogawa in #​9898(ae5ec)
• Preserve coverage report when html reporter overlaps - by @​hi-ogawa in #​9889(2d81a)
• Provide vi.advanceTimers to the preview provider - by @​sheremet-va in #​9891(1bc3e)
• Don't leak event listener in playwright provider - by @​sheremet-va in #​9910(d9355)
• Open browser in --standalone mode without running tests - by @​sheremet-va in #​9911(e78ad)
• Guard disposable and optional body - by @​sheremet-va in #​9912(6fdb2)
• Resolve retry.condition RegExp serialization issue - by @​nstepien and @​hi-ogawa in #​9942(7b605)
• collect:
  • Don't treat extra props on test return as tests - by @​sheremet-va in #​9871(141e7)
• coverage:
  • Simplify provider types - by @​AriPerkkio in #​9931(aaf9f)
  • Load built-in provider without module runner - by @​AriPerkkio in #​9939(bf892)
• expect:
  • Soft assertions continue after .resolves/.rejects promise errors - by @​mixelburg, Maks Pikov, Claude Opus 4.6 (1M context) and @​hi-ogawa in #​9843(6d74b)
  • Fix sinon-chai style API - by @​hi-ogawa in #​9943(0f08d)
• pretty-format:
  • Limit output for large object - by @​hi-ogawa and Claude Opus 4.6 (1M context) in #​9949(0d5f9)

View changes on GitHub

v4.1.0

Compare Source

Vitest 4.1 is out!

This release page lists all changes made to the project during the 4.1 beta. To get a review of all the new features, read our blog post.

🚀 Features

• Return a disposable from doMock() - by @​kirkwaiblinger in #​9332(e3e65)
• Added chai style assertions - by @​ronnakamoto and @​sheremet-va in #​8842(841df)
• Update to sinon/fake-timers v15 and add setTickMode to timer controls - by @​atscott and @​sheremet-va in #​8726(4b480)
• Expose matcher types - by @​sheremet-va in #​9448(3e4b9)
• Add toTestSpecification to reported tasks - by @​sheremet-va in #​9464(1a470)
• Show a warning if vi.mock or vi.hoisted are declared outside of top level of the module - by @​sheremet-va in #​9387(5db54)
• Track and display expectedly failed tests (.fails) in UI and CLI - by @​Copilot, sheremet-va and @​sheremet-va in #​9476(77d75)
• Support tags - by @​sheremet-va in #​9478(de7c8)
• Implement aroundEach and aroundAll hooks - by @​sheremet-va in #​9450(2a8cb)
• Stabilize experimental features - by @​sheremet-va in #​9529(b5fd2)
• Accept new or all in --update flag - by @​sheremet-va in #​9543(a5acf)
• Support meta in test options - by @​sheremet-va in #​9535(7d622)
• Support type inference with a new test.extend syntax - by @​sheremet-va in #​9550(e5385)
• Support vite 8 beta, fix type issues in the config with different vite versions - by @​sheremet-va in #​9587(99028)
• Add assertion helper to hide internal stack traces - by @​hi-ogawa and Claude Opus 4.6 in #​9594(eeb0a)
• Store failure screenshots using artifacts API - by @​macarie in #​9588(24603)
• Allow vitest list to statically collect tests instead of running files to collect them - by @​sheremet-va in #​9630(7a8e7)
• Add --detect-async-leaks - by @​AriPerkkio in #​9528(c594d)
• Implement mockThrow and mockThrowOnce - by @​thor-juhasz and @​sheremet-va in #​9512(61917)
• Support update: "none" and add docs about snapshots behavior on CI - by @​hi-ogawa in #​9700(05f18)
• Support playwright launchOptions with connectOptions - by @​hi-ogawa in #​9702(f0ff1)
• Add page/locator.mark API to enhance playwright trace - by @​hi-ogawa in #​9652(d0ee5)
• api:
  • Support tests starting or ending with test in experimental_parseSpecification - by @​jgillick and Jeremy Gillick in #​9235(2f367)
  • Add filters to createSpecification - by @​sheremet-va in #​9336(c8e6c)
  • Expose runTestFiles as alternative to runTestSpecifications - by @​sheremet-va in #​9443(43d76)
  • Add allowWrite and allowExec options to api - by @​sheremet-va in #​9350(20e00)
  • Allow passing down test cases to toTestSpecification - by @​sheremet-va in #​9627(6f17d)
• browser:
  • Add userEvent.wheel API - by @​macarie in #​9188(66080)
  • Add filterNode option to prettyDOM for filtering browser assertion error output - by @​Copilot, sheremet-va and @​sheremet-va in #​9475(d3220)
  • Support playwright persistent context - by @​hi-ogawa, Claude Opus 4.6 and @​sheremet-va in #​9229(f865d)
  • Added detailsPanelPosition option and button - by @​shairez in #​9525(c8a31)
  • Use BlazeDiff instead of pixelmatch - by @​macarie in #​9514(30936)
  • Add findElement and enable strict mode in webdriverio and preview - by @​sheremet-va in #​9677(c3f37)
• cli:
  • Add @​bomb.sh/tab completions - by @​AmirSa12 and @​sheremet-va in #​8639(200f3)
• coverage:
  • Support ignore start/stop ignore hints - by @​AriPerkkio in #​9204(e59c9)
  • Add coverage.changed option to report only changed files - by @​kykim00 and @​AriPerkkio in #​9521(1d939)
• experimental:
  • Add onModuleRunner hook to worker.init - by @​sheremet-va in #​9286(e977f)
  • Option to disable the module runner - by @​sheremet-va and @​AriPerkkio in #​9210(9be61)
  • Add importDurations: { limit, print } options - by @​hi-ogawa, Claude Opus 4.6 and @​sheremet-va in #​9401(7e10f)
  • Add print and fail thresholds for importDurations - by @​hi-ogawa and Claude Opus 4.6 in #​9533(3f7a5)
• fixtures:
  • Pass down file context to beforeAll/afterAll - by @​sheremet-va in #​9572(c8339)
• reporters:
  • Add agent reporter to reduce ai agent token usage - by @​cpojer in #​9779(3e9e0)
• runner:
  • Enhance retry options - by @​MazenSamehR, Matan Shavit, @​AriPerkkio and @​sheremet-va in #​9370(9e4cf)
• ui:
  • Allow run individual test/suites - by @​userquin in #​9465(73b10)
  • Add project filter/sort support - by @​userquin in #​8689(0c7ea)
  • Add duration sorting to explorer - by @​julianhahn and @​cursoragent in #​9603(209b1)
  • Implement filter for slow tests - by @​DerYeger and @​userquin in #​9705(8880c)
• vitest:
  • Add run summary in GitHub Actions Reporter - by @​macarie and jhnance in #​9579(96bfc)

🐞 Bug Fixes

• Deprecate several vitest/* entry points - by @​sheremet-va in #​9347(fd459)
• Use meta.url in createRequire - by @​sheremet-va in #​9441(e3422)
• Preact browser mode init example of render function not async - by @​WuMingDao in #​9375(2bea5)
• Deprecate unused types in matcher context - by @​sheremet-va in #​9449(20f87)
• Handle external/noExternal during configEnvironment hook - by @​hi-ogawa and Claude Opus 4.6 in #​9508(59ea2)
• Replace default ssr environment runner with Vitest server module runner - by @​hi-ogawa and Claude Opus 4.6 in #​9506(cd5db)
• Propagate experimental CLI options to child projects - by @​hi-ogawa and Claude Opus 4.6 in #​9531(b624f)
• Show a warning when browser.isolate is used - by @​sheremet-va in #​9410(3d48e)
• Fix vi.mock({ spy: true }) node v8 coverage - by @​hi-ogawa, hi-ogawa and Claude Opus 4.6 in #​9541(687b6)
• Don't show internal ssr handler in errors - by @​sheremet-va in #​9547(76c43)
• Close vitest if it failed to start - by @​sheremet-va in #​9573(728ba)
• Fix ssr environment runner in project - by @​hi-ogawa in #​9584(09006)
• Trim trailing white spaces in code block - by @​hi-ogawa in #​9591(f78be)
• Support inline snapshot inside test.for/each - by @​hi-ogawa in #​9590(615fd)
• Apply source maps for external module stack trace - by @​hi-ogawa in #​9152(79e20)
• Remove the .name from statically collected test - by @​sheremet-va in #​9596(b66ff)
• Don't suppress warnings on pnp - by @​sheremet-va in #​9602(89cbd)
• Support snapshot with expect.soft - by @​iumehara, @​hi-ogawa and Claude Opus 4.6 in #​9231(3eb2c)
• Log seed when only sequence.shuffle.tests is enabled - by @​kaigritun, Kai Gritun and @​sheremet-va in #​9576(8182b)
• Externalize expect/src/utils from vitest - by @​hi-ogawa in #​9616(48739)
• Ignore test.override during static collection - by @​sheremet-va in #​9620(09174)
• Increase stacktrace limit for --detect-async-leaks - by @​AriPerkkio in #​9638(9fd4c)
• Hanging-reporter link in cli - by @​flx-sta in #​9649(7c103)
• Fix teardown timeout of aroundEach/All when inner aroundEach/All throws - by @​hi-ogawa in #​9657(4ec6c)
• Fix ui mode / html reporter and coverage integration - by @​hi-ogawa and Claude Opus 4.6 in #​9626(86fad)
• Don't continue when aroundEach/All setup timed out - by @​hi-ogawa in #​9670(bb013)
• Align VitestRunnerConfig optional fields with SerializedConfig - by @​hi-ogawa in #​9661(79520)
• Handle Symbol values in format utility - by @​nami8824 in #​9658(0583f)
• Deprecate toBe* spy assertions in favor of toHaveBeen* (and toThrowError) - by @​sheremet-va in #​9665(4d390)
• Don't propagate nested aroundEach/All errors but aggregate them on runner - by @​hi-ogawa in #​9673(b6365)
• Show a better error if there is a pending dynamic import - by @​sheremet-va in #​9676(7ef5c)
• Preserve stack trace of resolves/rejects chained assertion error - by @​hi-ogawa in #​9679(c6151)
• Handle module-sync condition in vmThreads/vmForks require - by @​lesleh in #​9650 and #​9651(bb203)
• Hooks should respect maxConcurrency - by @​hi-ogawa in #​9653(16d13)
• Recursively autospy module object - by @​hi-ogawa in #​9687(695a8)
• Remove trailing spaces from diff error log - by @​hi-ogawa and @​sheremet-va in #​9680(395d1)
• Respect project resolve.conditions for externals - by @​hi-ogawa in #​9717(1d498)
• Use object for WeakMap instead of a symbol to support webcontainers - by @​sheremet-va in #​9731(c5225)
• Fix re-mocking virtual module - by @​hi-ogawa in #​9748(3cbbb)
• Cancelling should stop current test immediately - by @​AriPerkkio in #​9729(0cb2f)
• Make mockObject change backwards compatible - by @​sheremet-va in #​9744(84c69)
• Fix URL.name on jsdom - by @​hi-ogawa in #​9767(031f3)
• Save and restore module graph in blo

✂ Note

PR body was truncated to here.

---

Configuration

📅 Schedule: (UTC)

• Branch creation
  • "before 12pm on Sunday"
• Automerge
  • At any time (no schedule defined)

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about these updates again.

---

• If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.

[renovate]

ℹ️ Note

This PR body was truncated due to platform limits.

This PR contains the following updates:

Package	Change	Age	Confidence
@vitest/coverage-v8 (source)	^1.6.1 → ^4.1.11
vitest (source)	^1.6.1 → ^4.1.11

---

Release Notes

vitest-dev/vitest (@​vitest/coverage-v8)

v4.1.11

Compare Source

🐞 Bug Fixes

• Revive global concurrency limit for test lifecycle [backport to v4] - by @​sheremet-va and @​hi-ogawa in #​10992(5146d)
• browser:
  • Encode iframeId in tester iframe URL [backport to v4] - by @​sheremet-va, Pduhard and Claude Opus 4.8 in #​10955(10b2c)
  • Trigger playwright/chromium gc on lower disk availability [backport to v4] - by @​hi-ogawa, Hiroshi Ogawa and OpenCode in #​10951(9851d)
• mocker:
  • Restrict redirect mocks to the fs allowlist [backport to v4] - by @​sheremet-va in #​10974(fe5a1)

View changes on GitHub

v4.1.10

Compare Source

🐞 Bug Fixes

• browser: Check fs access in builtin commands [backport to v4] - by @​hi-ogawa, Hiroshi Ogawa and OpenCode (claude-opus-4-8) in #​10680(5c18d)
• vm: Fix external module resolve error with deps optimizer query for encoded URI [backport to v4] - by @​SveLil and @​hi-ogawa in #​10661(bae52)

View changes on GitHub

v4.1.9

Compare Source

🐞 Bug Fixes

• Fix importOriginal with optimizer and query import [backport to v4] - by Hiroshi Ogawa, David Harris, Codexand Vladimir in #​10546(a5180)
• browser:
  • Wait for orchestrator readiness before resolving browser sessions [backport to v4] - by Vladimir and Séamus O'Connor in #​10555(7fb29)
  • Wait for iframe tester readiness before preparing [backport to v4] - by Vladimir and Séamus O'Connor in #​10497 and #​10556(fbc62)
• mocker:
  • Hoist vi.mock() for vite-plus/test imports [backport to v4] - by Hiroshi Ogawa, LongYinan, Claude Opus 4.8 and Vladimir in #​10548(2c955)
• pool:
  • Prevent test run hang on worker crash [backport to v4] - by Ari Perkkiö and Jattioui Ismail in #​10543 and #​10564(934b0)

View changes on GitHub

v4.1.8

Compare Source

🐞 Bug Fixes

• browser:
  • Disable client cdp API when allowWrite/allowExec: false [backport to v4] - by @​hi-ogawa and Codex in #​10450(e4067)
  • Remove orphaned Playwright route when same module is mocked via multiple ids [backport to v4] - by @​toxik and @​Zelys-DFKH in #​10474(675b4)

View changes on GitHub

v4.1.7

Compare Source

🐞 Bug Fixes

• runner: Limit concurrency per task branch in addition to per leaf callbacks (backport) - by @​hi-ogawa in #​10384(4f0f2)

View changes on GitHub

v4.1.6

Compare Source

🐞 Bug Fixes

• browser: Provide project reference in ToMatchScreenshotResolvePath - by @​macarie and @​sheremet-va in #​10138(31882)
• Global sequence.concurrent: true with top-level test(..., { concurrent: false }) + depreacte sequential test API and options - by @​hi-ogawa, Codex and @​sheremet-va in #​10196(2847d)
• browser: Simplify orchestrator otel carrier - by @​hi-ogawa in #​10285(18af9)

🏎 Performance

• Stringify diff objects only once - by @​sheremet-va in #​10276(9f7b1)

View changes on GitHub

v4.1.5

Compare Source

🚀 Experimental Features

• coverage: Istanbul to support instrumenter option - by @​BartWaardenburg and @​AriPerkkio in #​10119(0e0ff)

🐞 Bug Fixes

• --project negation excludes browser instances - by @​felamaslen in #​10131(9423d)
• Project color label on html reporter - by @​hi-ogawa in #​10142(596f7)
• Fix vi.defineHelper called as object method - by @​hi-ogawa in #​10163(122c2)
• Alias agent reporter to minimal - by @​sheremet-va in #​10157(663b9)
• Respect diff config options in soft assertions - by @​Copilot, sheremet-va and @​sheremet-va in #​8696(9787d)
• Respect diff config options in soft assertions " - by @​sheremet-va in #​8696(7dc6d)
• ast-collect: Recognize _vi_import prefix in static test discovery - by @​Yejneshwar in #​10129(32546)
• coverage: Descriptive error message when reports directory is removed during test run - by @​DaveT1991 and @​AriPerkkio in #​10117(14133)
• snapshot: Increase default snapshot max output length - by @​hi-ogawa and Codex in #​10150(21e66)
• ui: Fix jsx/tsx syntax highlight - by @​hi-ogawa in #​10152(f1b1f)
• web-worker: Support MessagePort objects referenced inside postMessage data - by @​whitphx and Claude Opus 4.6 (1M context) in #​9927 and #​10124(7ad7d)
• api: Make test-specification options writable - by @​sheremet-va in #​10154(6abd5)

View changes on GitHub

v4.1.4

Compare Source

🚀 Features

• coverage:
  • Default to text reporter skipFull if agent detected - by @​hi-ogawa in #​10018(53757)
• experimental:
  • Expose assertion as a public field - by @​sheremet-va in #​10095(a120e)
  • Support aria snapshot - by @​hi-ogawa, Claude Opus 4.6 (1M context), @​AriPerkkio, Codex and @​sheremet-va in #​9668(d4fbb)
• reporter:
  • Add filterMeta option to json reporter - by @​nami8824 and @​sheremet-va in #​10078(b77de)

🐞 Bug Fixes

• Use "black" foreground for labeled terminal message to ensure contrast - by @​hi-ogawa in #​10076(203f0)
• Make expect(..., message) consistent as error message prefix - by @​hi-ogawa and Codex in #​10068(a1b5f)
• Do not hoist imports whose names match class properties . - by @​SunsetFi in #​10093 and #​10094(0fc4b)
• browser: Spread user server options into browser Vite server in project - by @​GoldStrikeArch in #​10049(65c9d)

View changes on GitHub

v4.1.3

Compare Source

🚀 Experimental Features

• Add experimental.preParse flag - by @​sheremet-va in #​10070(78273)
• Support browser.locators.exact option - by @​sheremet-va in #​10013(48799)
• Add TestAttachment.bodyEncoding - by @​hi-ogawa in #​9969(89ca0)
• Support custom snapshot matcher - by @​hi-ogawa, Claude Sonnet 4.6 and Codex in #​9973(59b0e)

🐞 Bug Fixes

• Advance fake timers with expect.poll interval - by @​hi-ogawa and Claude Sonnet 4.6 in #​10022(3f5bf)
• Add @vitest/coverage-v8 and @vitest/coverage-istanbul as optional dependency - by @​alan-agius4 in #​10025(146d4)
• Fix defineHelper for webkit async stack trace + update playwright 1.59.0 - by @​hi-ogawa in #​10036(5a5fa)
• Fix suite hook throwing errors for unused auto test-scoped fixture - by @​hi-ogawa and Claude Sonnet 4.6 in #​10035(39865)
• expect:
  • Remove JestExtendError.context from verbose error reporting - by @​hi-ogawa in #​9983(66751)
  • Don't leak "runner" types - by @​sheremet-va in #​10004(ec204)
• snapshot:
  • Fix flagging obsolete snapshots for snapshot properties mismatch - by @​hi-ogawa and Claude Sonnet 4.6 in #​9986(6b869)
  • Export custom snapshot matcher helper from vitest - by @​hi-ogawa and Codex in #​10042(691d3)
• ui:
  • Don't leak vite types - by @​sheremet-va in #​10005(fdff1)
• vm:
  • Fix external module resolve error with deps optimizer query - by @​hi-ogawa and Claude Sonnet 4.6 in #​10024(9dbf4)

View changes on GitHub

v4.1.2

Compare Source

This release bumps Vitest's flatted version and removes version pinning to resolve flatted's CVE related issues (#​9975).

🐞 Bug Fixes

• Don't resolve setupFiles from parent directory - by @​hi-ogawa in #​9960(7aa93)
• Ensure sequential mock/unmock resolution - by @​hi-ogawa and Claude Opus 4.6 in #​9830(7c065)
• browser: Take failure screenshot if toMatchScreenshot can't capture a stable screenshot - by @​macarie in #​9847(faace)
• coverage: Correct coverageConfigDefaults values and types - by @​Arthie in #​9940(b3c99)
• pretty-format: Fix output limit over counting - by @​hi-ogawa in #​9965(d3b7a)
• Disable colors if agent is detected - by @​sheremet-va and @​AriPerkkio in #​9851(6f97b)

View changes on GitHub

v4.1.1

Compare Source

🚀 Features

• experimental:
  • Expose matchesTagsFilter to test if the current filter matches tags - by @​sheremet-va in #​9913(eec53)
  • Introduce experimental.vcsProvider - by @​sheremet-va in #​9928(56115)

🐞 Bug Fixes

• Mark TestProject.testFilesList internal properly - by @​sapphi-red in #​9867(54f26)
• Detect fixture that returns without calling use - by @​oilater in #​9831 and #​9861(633ae)
• Drop vite 8.beta support - by @​AriPerkkio in #​9862(b78f5)
• Type regression in vi.mocked() static class methods - by @​purepear and @​hi-ogawa in #​9857(90926)
• Properly re-evaluate actual modules of mocked external - by @​hi-ogawa in #​9898(ae5ec)
• Preserve coverage report when html reporter overlaps - by @​hi-ogawa in #​9889(2d81a)
• Provide vi.advanceTimers to the preview provider - by @​sheremet-va in #​9891(1bc3e)
• Don't leak event listener in playwright provider - by @​sheremet-va in #​9910(d9355)
• Open browser in --standalone mode without running tests - by @​sheremet-va in #​9911(e78ad)
• Guard disposable and optional body - by @​sheremet-va in #​9912(6fdb2)
• Resolve retry.condition RegExp serialization issue - by @​nstepien and @​hi-ogawa in #​9942(7b605)
• collect:
  • Don't treat extra props on test return as tests - by @​sheremet-va in #​9871(141e7)
• coverage:
  • Simplify provider types - by @​AriPerkkio in #​9931(aaf9f)
  • Load built-in provider without module runner - by @​AriPerkkio in #​9939(bf892)
• expect:
  • Soft assertions continue after .resolves/.rejects promise errors - by @​mixelburg, Maks Pikov, Claude Opus 4.6 (1M context) and @​hi-ogawa in #​9843(6d74b)
  • Fix sinon-chai style API - by @​hi-ogawa in #​9943(0f08d)
• pretty-format:
  • Limit output for large object - by @​hi-ogawa and Claude Opus 4.6 (1M context) in #​9949(0d5f9)

View changes on GitHub

v4.1.0

Compare Source

Vitest 4.1 is out!

This release page lists all changes made to the project during the 4.1 beta. To get a review of all the new features, read our blog post.

🚀 Features

• Return a disposable from doMock() - by @​kirkwaiblinger in #​9332(e3e65)
• Added chai style assertions - by @​ronnakamoto and @​sheremet-va in #​8842(841df)
• Update to sinon/fake-timers v15 and add setTickMode to timer controls - by @​atscott and @​sheremet-va in #​8726(4b480)
• Expose matcher types - by @​sheremet-va in #​9448(3e4b9)
• Add toTestSpecification to reported tasks - by @​sheremet-va in #​9464(1a470)
• Show a warning if vi.mock or vi.hoisted are declared outside of top level of the module - by @​sheremet-va in #​9387(5db54)
• Track and display expectedly failed tests (.fails) in UI and CLI - by @​Copilot, sheremet-va and @​sheremet-va in #​9476(77d75)
• Support tags - by @​sheremet-va in #​9478(de7c8)
• Implement aroundEach and aroundAll hooks - by @​sheremet-va in #​9450(2a8cb)
• Stabilize experimental features - by @​sheremet-va in #​9529(b5fd2)
• Accept new or all in --update flag - by @​sheremet-va in #​9543(a5acf)
• Support meta in test options - by @​sheremet-va in #​9535(7d622)
• Support type inference with a new test.extend syntax - by @​sheremet-va in #​9550(e5385)
• Support vite 8 beta, fix type issues in the config with different vite versions - by @​sheremet-va in #​9587(99028)
• Add assertion helper to hide internal stack traces - by @​hi-ogawa and Claude Opus 4.6 in #​9594(eeb0a)
• Store failure screenshots using artifacts API - by @​macarie in #​9588(24603)
• Allow vitest list to statically collect tests instead of running files to collect them - by @​sheremet-va in #​9630(7a8e7)
• Add --detect-async-leaks - by @​AriPerkkio in #​9528(c594d)
• Implement mockThrow and mockThrowOnce - by @​thor-juhasz and @​sheremet-va in #​9512(61917)
• Support update: "none" and add docs about snapshots behavior on CI - by @​hi-ogawa in #​9700(05f18)
• Support playwright launchOptions with connectOptions - by @​hi-ogawa in #​9702(f0ff1)
• Add page/locator.mark API to enhance playwright trace - by @​hi-ogawa in #​9652(d0ee5)
• api:
  • Support tests starting or ending with test in experimental_parseSpecification - by @​jgillick and Jeremy Gillick in #​9235(2f367)
  • Add filters to createSpecification - by @​sheremet-va in #​9336(c8e6c)
  • Expose runTestFiles as alternative to runTestSpecifications - by @​sheremet-va in #​9443(43d76)
  • Add allowWrite and allowExec options to api - by @​sheremet-va in #​9350(20e00)
  • Allow passing down test cases to toTestSpecification - by @​sheremet-va in #​9627(6f17d)
• browser:
  • Add userEvent.wheel API - by @​macarie in #​9188(66080)
  • Add filterNode option to prettyDOM for filtering browser assertion error output - by @​Copilot, sheremet-va and @​sheremet-va in #​9475(d3220)
  • Support playwright persistent context - by @​hi-ogawa, Claude Opus 4.6 and @​sheremet-va in #​9229(f865d)
  • Added detailsPanelPosition option and button - by @​shairez in #​9525(c8a31)
  • Use BlazeDiff instead of pixelmatch - by @​macarie in #​9514(30936)
  • Add findElement and enable strict mode in webdriverio and preview - by @​sheremet-va in #​9677(c3f37)
• cli:
  • Add @​bomb.sh/tab completions - by @​AmirSa12 and @​sheremet-va in #​8639(200f3)
• coverage:
  • Support ignore start/stop ignore hints - by @​AriPerkkio in #​9204(e59c9)
  • Add coverage.changed option to report only changed files - by @​kykim00 and @​AriPerkkio in #​9521(1d939)
• experimental:
  • Add onModuleRunner hook to worker.init - by @​sheremet-va in #​9286(e977f)
  • Option to disable the module runner - by @​sheremet-va and @​AriPerkkio in #​9210(9be61)
  • Add importDurations: { limit, print } options - by @​hi-ogawa, Claude Opus 4.6 and @​sheremet-va in #​9401(7e10f)
  • Add print and fail thresholds for importDurations - by @​hi-ogawa and Claude Opus 4.6 in #​9533(3f7a5)
• fixtures:
  • Pass down file context to beforeAll/afterAll - by @​sheremet-va in #​9572(c8339)
• reporters:
  • Add agent reporter to reduce ai agent token usage - by @​cpojer in #​9779(3e9e0)
• runner:
  • Enhance retry options - by @​MazenSamehR, Matan Shavit, @​AriPerkkio and @​sheremet-va in #​9370(9e4cf)
• ui:
  • Allow run individual test/suites - by @​userquin in #​9465(73b10)
  • Add project filter/sort support - by @​userquin in #​8689(0c7ea)
  • Add duration sorting to explorer - by @​julianhahn and @​cursoragent in #​9603(209b1)
  • Implement filter for slow tests - by @​DerYeger and @​userquin in #​9705(8880c)
• vitest:
  • Add run summary in GitHub Actions Reporter - by @​macarie and jhnance in #​9579(96bfc)

🐞 Bug Fixes

• Deprecate several vitest/* entry points - by @​sheremet-va in #​9347(fd459)
• Use meta.url in createRequire - by @​sheremet-va in #​9441(e3422)
• Preact browser mode init example of render function not async - by @​WuMingDao in #​9375(2bea5)
• Deprecate unused types in matcher context - by @​sheremet-va in #​9449(20f87)
• Handle external/noExternal during configEnvironment hook - by @​hi-ogawa and Claude Opus 4.6 in #​9508(59ea2)
• Replace default ssr environment runner with Vitest server module runner - by @​hi-ogawa and Claude Opus 4.6 in #​9506(cd5db)
• Propagate experimental CLI options to child projects - by @​hi-ogawa and Claude Opus 4.6 in #​9531(b624f)
• Show a warning when browser.isolate is used - by @​sheremet-va in #​9410(3d48e)
• Fix vi.mock({ spy: true }) node v8 coverage - by @​hi-ogawa, hi-ogawa and Claude Opus 4.6 in #​9541(687b6)
• Don't show internal ssr handler in errors - by @​sheremet-va in #​9547(76c43)
• Close vitest if it failed to start - by @​sheremet-va in #​9573(728ba)
• Fix ssr environment runner in project - by @​hi-ogawa in #​9584(09006)
• Trim trailing white spaces in code block - by @​hi-ogawa in #​9591(f78be)
• Support inline snapshot inside test.for/each - by @​hi-ogawa in #​9590(615fd)
• Apply source maps for external module stack trace - by @​hi-ogawa in #​9152(79e20)
• Remove the .name from statically collected test - by @​sheremet-va in #​9596(b66ff)
• Don't suppress warnings on pnp - by @​sheremet-va in #​9602(89cbd)
• Support snapshot with expect.soft - by @​iumehara, @​hi-ogawa and Claude Opus 4.6 in #​9231(3eb2c)
• Log seed when only sequence.shuffle.tests is enabled - by @​kaigritun, Kai Gritun and @​sheremet-va in #​9576(8182b)
• Externalize expect/src/utils from vitest - by @​hi-ogawa in #​9616(48739)
• Ignore test.override during static collection - by @​sheremet-va in #​9620(09174)
• Increase stacktrace limit for --detect-async-leaks - by @​AriPerkkio in #​9638(9fd4c)
• Hanging-reporter link in cli - by @​flx-sta in #​9649(7c103)
• Fix teardown timeout of aroundEach/All when inner aroundEach/All throws - by @​hi-ogawa in #​9657(4ec6c)
• Fix ui mode / html reporter and coverage integration - by @​hi-ogawa and Claude Opus 4.6 in #​9626(86fad)
• Don't continue when aroundEach/All setup timed out - by @​hi-ogawa in #​9670(bb013)
• Align VitestRunnerConfig optional fields with SerializedConfig - by @​hi-ogawa in #​9661(79520)
• Handle Symbol values in format utility - by @​nami8824 in #​9658(0583f)
• Deprecate toBe* spy assertions in favor of toHaveBeen* (and toThrowError) - by @​sheremet-va in #​9665(4d390)
• Don't propagate nested aroundEach/All errors but aggregate them on runner - by @​hi-ogawa in #​9673(b6365)
• Show a better error if there is a pending dynamic import - by @​sheremet-va in #​9676(7ef5c)
• Preserve stack trace of resolves/rejects chained assertion error - by @​hi-ogawa in #​9679(c6151)
• Handle module-sync condition in vmThreads/vmForks require - by @​lesleh in #​9650 and #​9651(bb203)
• Hooks should respect maxConcurrency - by @​hi-ogawa in #​9653(16d13)
• Recursively autospy module object - by @​hi-ogawa in #​9687(695a8)
• Remove trailing spaces from diff error log - by @​hi-ogawa and @​sheremet-va in #​9680(395d1)
• Respect project resolve.conditions for externals - by @​hi-ogawa in #​9717(1d498)
• Use object for WeakMap instead of a symbol to support webcontainers - by @​sheremet-va in #​9731(c5225)
• Fix re-mocking virtual module - by @​hi-ogawa in #​9748(3cbbb)
• Cancelling should stop current test immediately - by @​AriPerkkio in #​9729(0cb2f)
• Make mockObject change backwards compatible - by @​sheremet-va in #​9744(84c69)
• Fix URL.name on jsdom - by @​hi-ogawa in #​9767(031f3)
• Save and restore module graph in blo

✂ Note

PR body was truncated to here.

---

Configuration

📅 Schedule: (UTC)

• Branch creation
  • "before 12pm on Sunday"
• Automerge
  • At any time (no schedule defined)

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about these updates again.

---

• If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.

[renovate]

ℹ️ Note

This PR body was truncated due to platform limits.

This PR contains the following updates:

Package	Change	Age	Confidence
@vitest/coverage-v8 (source)	^1.6.1 → ^4.1.11
vitest (source)	^1.6.1 → ^4.1.11

---

Release Notes

vitest-dev/vitest (@​vitest/coverage-v8)

v4.1.11

Compare Source

🐞 Bug Fixes

• Revive global concurrency limit for test lifecycle [backport to v4] - by @​sheremet-va and @​hi-ogawa in #​10992(5146d)
• browser:
  • Encode iframeId in tester iframe URL [backport to v4] - by @​sheremet-va, Pduhard and Claude Opus 4.8 in #​10955(10b2c)
  • Trigger playwright/chromium gc on lower disk availability [backport to v4] - by @​hi-ogawa, Hiroshi Ogawa and OpenCode in #​10951(9851d)
• mocker:
  • Restrict redirect mocks to the fs allowlist [backport to v4] - by @​sheremet-va in #​10974(fe5a1)

View changes on GitHub

v4.1.10

Compare Source

🐞 Bug Fixes

• browser: Check fs access in builtin commands [backport to v4] - by @​hi-ogawa, Hiroshi Ogawa and OpenCode (claude-opus-4-8) in #​10680(5c18d)
• vm: Fix external module resolve error with deps optimizer query for encoded URI [backport to v4] - by @​SveLil and @​hi-ogawa in #​10661(bae52)

View changes on GitHub

v4.1.9

Compare Source

🐞 Bug Fixes

• Fix importOriginal with optimizer and query import [backport to v4] - by Hiroshi Ogawa, David Harris, Codexand Vladimir in #​10546(a5180)
• browser:
  • Wait for orchestrator readiness before resolving browser sessions [backport to v4] - by Vladimir and Séamus O'Connor in #​10555(7fb29)
  • Wait for iframe tester readiness before preparing [backport to v4] - by Vladimir and Séamus O'Connor in #​10497 and #​10556(fbc62)
• mocker:
  • Hoist vi.mock() for vite-plus/test imports [backport to v4] - by Hiroshi Ogawa, LongYinan, Claude Opus 4.8 and Vladimir in #​10548(2c955)
• pool:
  • Prevent test run hang on worker crash [backport to v4] - by Ari Perkkiö and Jattioui Ismail in #​10543 and #​10564(934b0)

View changes on GitHub

v4.1.8

Compare Source

🐞 Bug Fixes

• browser:
  • Disable client cdp API when allowWrite/allowExec: false [backport to v4] - by @​hi-ogawa and Codex in #​10450(e4067)
  • Remove orphaned Playwright route when same module is mocked via multiple ids [backport to v4] - by @​toxik and @​Zelys-DFKH in #​10474(675b4)

View changes on GitHub

v4.1.7

Compare Source

🐞 Bug Fixes

• runner: Limit concurrency per task branch in addition to per leaf callbacks (backport) - by @​hi-ogawa in #​10384(4f0f2)

View changes on GitHub

v4.1.6

Compare Source

🐞 Bug Fixes

• browser: Provide project reference in ToMatchScreenshotResolvePath - by @​macarie and @​sheremet-va in #​10138(31882)
• Global sequence.concurrent: true with top-level test(..., { concurrent: false }) + depreacte sequential test API and options - by @​hi-ogawa, Codex and @​sheremet-va in #​10196(2847d)
• browser: Simplify orchestrator otel carrier - by @​hi-ogawa in #​10285(18af9)

🏎 Performance

• Stringify diff objects only once - by @​sheremet-va in #​10276(9f7b1)

View changes on GitHub

v4.1.5

Compare Source

🚀 Experimental Features

• coverage: Istanbul to support instrumenter option - by @​BartWaardenburg and @​AriPerkkio in #​10119(0e0ff)

🐞 Bug Fixes

• --project negation excludes browser instances - by @​felamaslen in #​10131(9423d)
• Project color label on html reporter - by @​hi-ogawa in #​10142(596f7)
• Fix vi.defineHelper called as object method - by @​hi-ogawa in #​10163(122c2)
• Alias agent reporter to minimal - by @​sheremet-va in #​10157(663b9)
• Respect diff config options in soft assertions - by @​Copilot, sheremet-va and @​sheremet-va in #​8696(9787d)
• Respect diff config options in soft assertions " - by @​sheremet-va in #​8696(7dc6d)
• ast-collect: Recognize _vi_import prefix in static test discovery - by @​Yejneshwar in #​10129(32546)
• coverage: Descriptive error message when reports directory is removed during test run - by @​DaveT1991 and @​AriPerkkio in #​10117(14133)
• snapshot: Increase default snapshot max output length - by @​hi-ogawa and Codex in #​10150(21e66)
• ui: Fix jsx/tsx syntax highlight - by @​hi-ogawa in #​10152(f1b1f)
• web-worker: Support MessagePort objects referenced inside postMessage data - by @​whitphx and Claude Opus 4.6 (1M context) in #​9927 and #​10124(7ad7d)
• api: Make test-specification options writable - by @​sheremet-va in #​10154(6abd5)

View changes on GitHub

v4.1.4

Compare Source

🚀 Features

• coverage:
  • Default to text reporter skipFull if agent detected - by @​hi-ogawa in #​10018(53757)
• experimental:
  • Expose assertion as a public field - by @​sheremet-va in #​10095(a120e)
  • Support aria snapshot - by @​hi-ogawa, Claude Opus 4.6 (1M context), @​AriPerkkio, Codex and @​sheremet-va in #​9668(d4fbb)
• reporter:
  • Add filterMeta option to json reporter - by @​nami8824 and @​sheremet-va in #​10078(b77de)

🐞 Bug Fixes

• Use "black" foreground for labeled terminal message to ensure contrast - by @​hi-ogawa in #​10076(203f0)
• Make expect(..., message) consistent as error message prefix - by @​hi-ogawa and Codex in #​10068(a1b5f)
• Do not hoist imports whose names match class properties . - by @​SunsetFi in #​10093 and #​10094(0fc4b)
• browser: Spread user server options into browser Vite server in project - by @​GoldStrikeArch in #​10049(65c9d)

View changes on GitHub

v4.1.3

Compare Source

🚀 Experimental Features

• Add experimental.preParse flag - by @​sheremet-va in #​10070(78273)
• Support browser.locators.exact option - by @​sheremet-va in #​10013(48799)
• Add TestAttachment.bodyEncoding - by @​hi-ogawa in #​9969(89ca0)
• Support custom snapshot matcher - by @​hi-ogawa, Claude Sonnet 4.6 and Codex in #​9973(59b0e)

🐞 Bug Fixes

• Advance fake timers with expect.poll interval - by @​hi-ogawa and Claude Sonnet 4.6 in #​10022(3f5bf)
• Add @vitest/coverage-v8 and @vitest/coverage-istanbul as optional dependency - by @​alan-agius4 in #​10025(146d4)
• Fix defineHelper for webkit async stack trace + update playwright 1.59.0 - by @​hi-ogawa in #​10036(5a5fa)
• Fix suite hook throwing errors for unused auto test-scoped fixture - by @​hi-ogawa and Claude Sonnet 4.6 in #​10035(39865)
• expect:
  • Remove JestExtendError.context from verbose error reporting - by @​hi-ogawa in #​9983(66751)
  • Don't leak "runner" types - by @​sheremet-va in #​10004(ec204)
• snapshot:
  • Fix flagging obsolete snapshots for snapshot properties mismatch - by @​hi-ogawa and Claude Sonnet 4.6 in #​9986(6b869)
  • Export custom snapshot matcher helper from vitest - by @​hi-ogawa and Codex in #​10042(691d3)
• ui:
  • Don't leak vite types - by @​sheremet-va in #​10005(fdff1)
• vm:
  • Fix external module resolve error with deps optimizer query - by @​hi-ogawa and Claude Sonnet 4.6 in #​10024(9dbf4)

View changes on GitHub

v4.1.2

Compare Source

This release bumps Vitest's flatted version and removes version pinning to resolve flatted's CVE related issues (#​9975).

🐞 Bug Fixes

• Don't resolve setupFiles from parent directory - by @​hi-ogawa in #​9960(7aa93)
• Ensure sequential mock/unmock resolution - by @​hi-ogawa and Claude Opus 4.6 in #​9830(7c065)
• browser: Take failure screenshot if toMatchScreenshot can't capture a stable screenshot - by @​macarie in #​9847(faace)
• coverage: Correct coverageConfigDefaults values and types - by @​Arthie in #​9940(b3c99)
• pretty-format: Fix output limit over counting - by @​hi-ogawa in #​9965(d3b7a)
• Disable colors if agent is detected - by @​sheremet-va and @​AriPerkkio in #​9851(6f97b)

View changes on GitHub

v4.1.1

Compare Source

🚀 Features

• experimental:
  • Expose matchesTagsFilter to test if the current filter matches tags - by @​sheremet-va in #​9913(eec53)
  • Introduce experimental.vcsProvider - by @​sheremet-va in #​9928(56115)

🐞 Bug Fixes

• Mark TestProject.testFilesList internal properly - by @​sapphi-red in #​9867(54f26)
• Detect fixture that returns without calling use - by @​oilater in #​9831 and #​9861(633ae)
• Drop vite 8.beta support - by @​AriPerkkio in #​9862(b78f5)
• Type regression in vi.mocked() static class methods - by @​purepear and @​hi-ogawa in #​9857(90926)
• Properly re-evaluate actual modules of mocked external - by @​hi-ogawa in #​9898(ae5ec)
• Preserve coverage report when html reporter overlaps - by @​hi-ogawa in #​9889(2d81a)
• Provide vi.advanceTimers to the preview provider - by @​sheremet-va in #​9891(1bc3e)
• Don't leak event listener in playwright provider - by @​sheremet-va in #​9910(d9355)
• Open browser in --standalone mode without running tests - by @​sheremet-va in #​9911(e78ad)
• Guard disposable and optional body - by @​sheremet-va in #​9912(6fdb2)
• Resolve retry.condition RegExp serialization issue - by @​nstepien and @​hi-ogawa in #​9942(7b605)
• collect:
  • Don't treat extra props on test return as tests - by @​sheremet-va in #​9871(141e7)
• coverage:
  • Simplify provider types - by @​AriPerkkio in #​9931(aaf9f)
  • Load built-in provider without module runner - by @​AriPerkkio in #​9939(bf892)
• expect:
  • Soft assertions continue after .resolves/.rejects promise errors - by @​mixelburg, Maks Pikov, Claude Opus 4.6 (1M context) and @​hi-ogawa in #​9843(6d74b)
  • Fix sinon-chai style API - by @​hi-ogawa in #​9943(0f08d)
• pretty-format:
  • Limit output for large object - by @​hi-ogawa and Claude Opus 4.6 (1M context) in #​9949(0d5f9)

View changes on GitHub

v4.1.0

Compare Source

Vitest 4.1 is out!

This release page lists all changes made to the project during the 4.1 beta. To get a review of all the new features, read our blog post.

🚀 Features

• Return a disposable from doMock() - by @​kirkwaiblinger in #​9332(e3e65)
• Added chai style assertions - by @​ronnakamoto and @​sheremet-va in #​8842(841df)
• Update to sinon/fake-timers v15 and add setTickMode to timer controls - by @​atscott and @​sheremet-va in #​8726(4b480)
• Expose matcher types - by @​sheremet-va in #​9448(3e4b9)
• Add toTestSpecification to reported tasks - by @​sheremet-va in #​9464(1a470)
• Show a warning if vi.mock or vi.hoisted are declared outside of top level of the module - by @​sheremet-va in #​9387(5db54)
• Track and display expectedly failed tests (.fails) in UI and CLI - by @​Copilot, sheremet-va and @​sheremet-va in #​9476(77d75)
• Support tags - by @​sheremet-va in #​9478(de7c8)
• Implement aroundEach and aroundAll hooks - by @​sheremet-va in #​9450(2a8cb)
• Stabilize experimental features - by @​sheremet-va in #​9529(b5fd2)
• Accept new or all in --update flag - by @​sheremet-va in #​9543(a5acf)
• Support meta in test options - by @​sheremet-va in #​9535(7d622)
• Support type inference with a new test.extend syntax - by @​sheremet-va in #​9550(e5385)
• Support vite 8 beta, fix type issues in the config with different vite versions - by @​sheremet-va in #​9587(99028)
• Add assertion helper to hide internal stack traces - by @​hi-ogawa and Claude Opus 4.6 in #​9594(eeb0a)
• Store failure screenshots using artifacts API - by @​macarie in #​9588(24603)
• Allow vitest list to statically collect tests instead of running files to collect them - by @​sheremet-va in #​9630(7a8e7)
• Add --detect-async-leaks - by @​AriPerkkio in #​9528(c594d)
• Implement mockThrow and mockThrowOnce - by @​thor-juhasz and @​sheremet-va in #​9512(61917)
• Support update: "none" and add docs about snapshots behavior on CI - by @​hi-ogawa in #​9700(05f18)
• Support playwright launchOptions with connectOptions - by @​hi-ogawa in #​9702(f0ff1)
• Add page/locator.mark API to enhance playwright trace - by @​hi-ogawa in #​9652(d0ee5)
• api:
  • Support tests starting or ending with test in experimental_parseSpecification - by @​jgillick and Jeremy Gillick in #​9235(2f367)
  • Add filters to createSpecification - by @​sheremet-va in #​9336(c8e6c)
  • Expose runTestFiles as alternative to runTestSpecifications - by @​sheremet-va in #​9443(43d76)
  • Add allowWrite and allowExec options to api - by @​sheremet-va in #​9350(20e00)
  • Allow passing down test cases to toTestSpecification - by @​sheremet-va in #​9627(6f17d)
• browser:
  • Add userEvent.wheel API - by @​macarie in #​9188(66080)
  • Add filterNode option to prettyDOM for filtering browser assertion error output - by @​Copilot, sheremet-va and @​sheremet-va in #​9475(d3220)
  • Support playwright persistent context - by @​hi-ogawa, Claude Opus 4.6 and @​sheremet-va in #​9229(f865d)
  • Added detailsPanelPosition option and button - by @​shairez in #​9525(c8a31)
  • Use BlazeDiff instead of pixelmatch - by @​macarie in #​9514(30936)
  • Add findElement and enable strict mode in webdriverio and preview - by @​sheremet-va in #​9677(c3f37)
• cli:
  • Add @​bomb.sh/tab completions - by @​AmirSa12 and @​sheremet-va in #​8639(200f3)
• coverage:
  • Support ignore start/stop ignore hints - by @​AriPerkkio in #​9204(e59c9)
  • Add coverage.changed option to report only changed files - by @​kykim00 and @​AriPerkkio in #​9521(1d939)
• experimental:
  • Add onModuleRunner hook to worker.init - by @​sheremet-va in #​9286(e977f)
  • Option to disable the module runner - by @​sheremet-va and @​AriPerkkio in #​9210(9be61)
  • Add importDurations: { limit, print } options - by @​hi-ogawa, Claude Opus 4.6 and @​sheremet-va in #​9401(7e10f)
  • Add print and fail thresholds for importDurations - by @​hi-ogawa and Claude Opus 4.6 in #​9533(3f7a5)
• fixtures:
  • Pass down file context to beforeAll/afterAll - by @​sheremet-va in #​9572(c8339)
• reporters:
  • Add agent reporter to reduce ai agent token usage - by @​cpojer in #​9779(3e9e0)
• runner:
  • Enhance retry options - by @​MazenSamehR, Matan Shavit, @​AriPerkkio and @​sheremet-va in #​9370(9e4cf)
• ui:
  • Allow run individual test/suites - by @​userquin in #​9465(73b10)
  • Add project filter/sort support - by @​userquin in #​8689(0c7ea)
  • Add duration sorting to explorer - by @​julianhahn and @​cursoragent in #​9603(209b1)
  • Implement filter for slow tests - by @​DerYeger and @​userquin in #​9705(8880c)
• vitest:
  • Add run summary in GitHub Actions Reporter - by @​macarie and jhnance in #​9579(96bfc)

🐞 Bug Fixes

• Deprecate several vitest/* entry points - by @​sheremet-va in #​9347(fd459)
• Use meta.url in createRequire - by @​sheremet-va in #​9441(e3422)
• Preact browser mode init example of render function not async - by @​WuMingDao in #​9375(2bea5)
• Deprecate unused types in matcher context - by @​sheremet-va in #​9449(20f87)
• Handle external/noExternal during configEnvironment hook - by @​hi-ogawa and Claude Opus 4.6 in #​9508(59ea2)
• Replace default ssr environment runner with Vitest server module runner - by @​hi-ogawa and Claude Opus 4.6 in #​9506(cd5db)
• Propagate experimental CLI options to child projects - by @​hi-ogawa and Claude Opus 4.6 in #​9531(b624f)
• Show a warning when browser.isolate is used - by @​sheremet-va in #​9410(3d48e)
• Fix vi.mock({ spy: true }) node v8 coverage - by @​hi-ogawa, hi-ogawa and Claude Opus 4.6 in #​9541(687b6)
• Don't show internal ssr handler in errors - by @​sheremet-va in #​9547(76c43)
• Close vitest if it failed to start - by @​sheremet-va in #​9573(728ba)
• Fix ssr environment runner in project - by @​hi-ogawa in #​9584(09006)
• Trim trailing white spaces in code block - by @​hi-ogawa in #​9591(f78be)
• Support inline snapshot inside test.for/each - by @​hi-ogawa in #​9590(615fd)
• Apply source maps for external module stack trace - by @​hi-ogawa in #​9152(79e20)
• Remove the .name from statically collected test - by @​sheremet-va in #​9596(b66ff)
• Don't suppress warnings on pnp - by @​sheremet-va in #​9602(89cbd)
• Support snapshot with expect.soft - by @​iumehara, @​hi-ogawa and Claude Opus 4.6 in #​9231(3eb2c)
• Log seed when only sequence.shuffle.tests is enabled - by @​kaigritun, Kai Gritun and @​sheremet-va in #​9576(8182b)
• Externalize expect/src/utils from vitest - by @​hi-ogawa in #​9616(48739)
• Ignore test.override during static collection - by @​sheremet-va in #​9620(09174)
• Increase stacktrace limit for --detect-async-leaks - by @​AriPerkkio in #​9638(9fd4c)
• Hanging-reporter link in cli - by @​flx-sta in #​9649(7c103)
• Fix teardown timeout of aroundEach/All when inner aroundEach/All throws - by @​hi-ogawa in #​9657(4ec6c)
• Fix ui mode / html reporter and coverage integration - by @​hi-ogawa and Claude Opus 4.6 in #​9626(86fad)
• Don't continue when aroundEach/All setup timed out - by @​hi-ogawa in #​9670(bb013)
• Align VitestRunnerConfig optional fields with SerializedConfig - by @​hi-ogawa in #​9661(79520)
• Handle Symbol values in format utility - by @​nami8824 in #​9658(0583f)
• Deprecate toBe* spy assertions in favor of toHaveBeen* (and toThrowError) - by @​sheremet-va in #​9665(4d390)
• Don't propagate nested aroundEach/All errors but aggregate them on runner - by @​hi-ogawa in #​9673(b6365)
• Show a better error if there is a pending dynamic import - by @​sheremet-va in #​9676(7ef5c)
• Preserve stack trace of resolves/rejects chained assertion error - by @​hi-ogawa in #​9679(c6151)
• Handle module-sync condition in vmThreads/vmForks require - by @​lesleh in #​9650 and #​9651(bb203)
• Hooks should respect maxConcurrency - by @​hi-ogawa in #​9653(16d13)
• Recursively autospy module object - by @​hi-ogawa in #​9687(695a8)
• Remove trailing spaces from diff error log - by @​hi-ogawa and @​sheremet-va in #​9680(395d1)
• Respect project resolve.conditions for externals - by @​hi-ogawa in #​9717(1d498)
• Use object for WeakMap instead of a symbol to support webcontainers - by @​sheremet-va in #​9731(c5225)
• Fix re-mocking virtual module - by @​hi-ogawa in #​9748(3cbbb)
• Cancelling should stop current test immediately - by @​AriPerkkio in #​9729(0cb2f)
• Make mockObject change backwards compatible - by @​sheremet-va in #​9744(84c69)
• Fix URL.name on jsdom - by @​hi-ogawa in #​9767(031f3)
• Save and restore module graph in blo

✂ Note

PR body was truncated to here.

---

Configuration

📅 Schedule: (UTC)

• Branch creation
  • "before 12pm on Sunday"
• Automerge
  • At any time (no schedule defined)

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about these updates again.

---

• If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.

[renovate]

ℹ️ Note

This PR body was truncated due to platform limits.

This PR contains the following updates:

Package	Change	Age	Confidence
@vitest/coverage-v8 (source)	^1.6.1 → ^4.1.11
vitest (source)	^1.6.1 → ^4.1.11

---

Release Notes

vitest-dev/vitest (@​vitest/coverage-v8)

v4.1.11

Compare Source

🐞 Bug Fixes

• Revive global concurrency limit for test lifecycle [backport to v4] - by @​sheremet-va and @​hi-ogawa in #​10992(5146d)
• browser:
  • Encode iframeId in tester iframe URL [backport to v4] - by @​sheremet-va, Pduhard and Claude Opus 4.8 in #​10955(10b2c)
  • Trigger playwright/chromium gc on lower disk availability [backport to v4] - by @​hi-ogawa, Hiroshi Ogawa and OpenCode in #​10951(9851d)
• mocker:
  • Restrict redirect mocks to the fs allowlist [backport to v4] - by @​sheremet-va in #​10974(fe5a1)

View changes on GitHub

v4.1.10

Compare Source

🐞 Bug Fixes

• browser: Check fs access in builtin commands [backport to v4] - by @​hi-ogawa, Hiroshi Ogawa and OpenCode (claude-opus-4-8) in #​10680(5c18d)
• vm: Fix external module resolve error with deps optimizer query for encoded URI [backport to v4] - by @​SveLil and @​hi-ogawa in #​10661(bae52)

View changes on GitHub

v4.1.9

Compare Source

🐞 Bug Fixes

• Fix importOriginal with optimizer and query import [backport to v4] - by Hiroshi Ogawa, David Harris, Codexand Vladimir in #​10546(a5180)
• browser:
  • Wait for orchestrator readiness before resolving browser sessions [backport to v4] - by Vladimir and Séamus O'Connor in #​10555(7fb29)
  • Wait for iframe tester readiness before preparing [backport to v4] - by Vladimir and Séamus O'Connor in #​10497 and #​10556(fbc62)
• mocker:
  • Hoist vi.mock() for vite-plus/test imports [backport to v4] - by Hiroshi Ogawa, LongYinan, Claude Opus 4.8 and Vladimir in #​10548(2c955)
• pool:
  • Prevent test run hang on worker crash [backport to v4] - by Ari Perkkiö and Jattioui Ismail in #​10543 and #​10564(934b0)

View changes on GitHub

v4.1.8

Compare Source

🐞 Bug Fixes

• browser:
  • Disable client cdp API when allowWrite/allowExec: false [backport to v4] - by @​hi-ogawa and Codex in #​10450(e4067)
  • Remove orphaned Playwright route when same module is mocked via multiple ids [backport to v4] - by @​toxik and @​Zelys-DFKH in #​10474(675b4)

View changes on GitHub

v4.1.7

Compare Source

🐞 Bug Fixes

• runner: Limit concurrency per task branch in addition to per leaf callbacks (backport) - by @​hi-ogawa in #​10384(4f0f2)

View changes on GitHub

v4.1.6

Compare Source

🐞 Bug Fixes

• browser: Provide project reference in ToMatchScreenshotResolvePath - by @​macarie and @​sheremet-va in #​10138(31882)
• Global sequence.concurrent: true with top-level test(..., { concurrent: false }) + depreacte sequential test API and options - by @​hi-ogawa, Codex and @​sheremet-va in #​10196(2847d)
• browser: Simplify orchestrator otel carrier - by @​hi-ogawa in #​10285(18af9)

🏎 Performance

• Stringify diff objects only once - by @​sheremet-va in #​10276(9f7b1)

View changes on GitHub

v4.1.5

Compare Source

🚀 Experimental Features

• coverage: Istanbul to support instrumenter option - by @​BartWaardenburg and @​AriPerkkio in #​10119(0e0ff)

🐞 Bug Fixes

• --project negation excludes browser instances - by @​felamaslen in #​10131(9423d)
• Project color label on html reporter - by @​hi-ogawa in #​10142(596f7)
• Fix vi.defineHelper called as object method - by @​hi-ogawa in #​10163(122c2)
• Alias agent reporter to minimal - by @​sheremet-va in #​10157(663b9)
• Respect diff config options in soft assertions - by @​Copilot, sheremet-va and @​sheremet-va in #​8696(9787d)
• Respect diff config options in soft assertions " - by @​sheremet-va in #​8696(7dc6d)
• ast-collect: Recognize _vi_import prefix in static test discovery - by @​Yejneshwar in #​10129(32546)
• coverage: Descriptive error message when reports directory is removed during test run - by @​DaveT1991 and @​AriPerkkio in #​10117(14133)
• snapshot: Increase default snapshot max output length - by @​hi-ogawa and Codex in #​10150(21e66)
• ui: Fix jsx/tsx syntax highlight - by @​hi-ogawa in #​10152(f1b1f)
• web-worker: Support MessagePort objects referenced inside postMessage data - by @​whitphx and Claude Opus 4.6 (1M context) in #​9927 and #​10124(7ad7d)
• api: Make test-specification options writable - by @​sheremet-va in #​10154(6abd5)

View changes on GitHub

v4.1.4

Compare Source

🚀 Features

• coverage:
  • Default to text reporter skipFull if agent detected - by @​hi-ogawa in #​10018(53757)
• experimental:
  • Expose assertion as a public field - by @​sheremet-va in #​10095(a120e)
  • Support aria snapshot - by @​hi-ogawa, Claude Opus 4.6 (1M context), @​AriPerkkio, Codex and @​sheremet-va in #​9668(d4fbb)
• reporter:
  • Add filterMeta option to json reporter - by @​nami8824 and @​sheremet-va in #​10078(b77de)

🐞 Bug Fixes

• Use "black" foreground for labeled terminal message to ensure contrast - by @​hi-ogawa in #​10076(203f0)
• Make expect(..., message) consistent as error message prefix - by @​hi-ogawa and Codex in #​10068(a1b5f)
• Do not hoist imports whose names match class properties . - by @​SunsetFi in #​10093 and #​10094(0fc4b)
• browser: Spread user server options into browser Vite server in project - by @​GoldStrikeArch in #​10049(65c9d)

View changes on GitHub

v4.1.3

Compare Source

🚀 Experimental Features

• Add experimental.preParse flag - by @​sheremet-va in #​10070(78273)
• Support browser.locators.exact option - by @​sheremet-va in #​10013(48799)
• Add TestAttachment.bodyEncoding - by @​hi-ogawa in #​9969(89ca0)
• Support custom snapshot matcher - by @​hi-ogawa, Claude Sonnet 4.6 and Codex in #​9973(59b0e)

🐞 Bug Fixes

• Advance fake timers with expect.poll interval - by @​hi-ogawa and Claude Sonnet 4.6 in #​10022(3f5bf)
• Add @vitest/coverage-v8 and @vitest/coverage-istanbul as optional dependency - by @​alan-agius4 in #​10025(146d4)
• Fix defineHelper for webkit async stack trace + update playwright 1.59.0 - by @​hi-ogawa in #​10036(5a5fa)
• Fix suite hook throwing errors for unused auto test-scoped fixture - by @​hi-ogawa and Claude Sonnet 4.6 in #​10035(39865)
• expect:
  • Remove JestExtendError.context from verbose error reporting - by @​hi-ogawa in #​9983(66751)
  • Don't leak "runner" types - by @​sheremet-va in #​10004(ec204)
• snapshot:
  • Fix flagging obsolete snapshots for snapshot properties mismatch - by @​hi-ogawa and Claude Sonnet 4.6 in #​9986(6b869)
  • Export custom snapshot matcher helper from vitest - by @​hi-ogawa and Codex in #​10042(691d3)
• ui:
  • Don't leak vite types - by @​sheremet-va in #​10005(fdff1)
• vm:
  • Fix external module resolve error with deps optimizer query - by @​hi-ogawa and Claude Sonnet 4.6 in #​10024(9dbf4)

View changes on GitHub

v4.1.2

Compare Source

This release bumps Vitest's flatted version and removes version pinning to resolve flatted's CVE related issues (#​9975).

🐞 Bug Fixes

• Don't resolve setupFiles from parent directory - by @​hi-ogawa in #​9960(7aa93)
• Ensure sequential mock/unmock resolution - by @​hi-ogawa and Claude Opus 4.6 in #​9830(7c065)
• browser: Take failure screenshot if toMatchScreenshot can't capture a stable screenshot - by @​macarie in #​9847(faace)
• coverage: Correct coverageConfigDefaults values and types - by @​Arthie in #​9940(b3c99)
• pretty-format: Fix output limit over counting - by @​hi-ogawa in #​9965(d3b7a)
• Disable colors if agent is detected - by @​sheremet-va and @​AriPerkkio in #​9851(6f97b)

View changes on GitHub

v4.1.1

Compare Source

🚀 Features

• experimental:
  • Expose matchesTagsFilter to test if the current filter matches tags - by @​sheremet-va in #​9913(eec53)
  • Introduce experimental.vcsProvider - by @​sheremet-va in #​9928(56115)

🐞 Bug Fixes

• Mark TestProject.testFilesList internal properly - by @​sapphi-red in #​9867(54f26)
• Detect fixture that returns without calling use - by @​oilater in #​9831 and #​9861(633ae)
• Drop vite 8.beta support - by @​AriPerkkio in #​9862(b78f5)
• Type regression in vi.mocked() static class methods - by @​purepear and @​hi-ogawa in #​9857(90926)
• Properly re-evaluate actual modules of mocked external - by @​hi-ogawa in #​9898(ae5ec)
• Preserve coverage report when html reporter overlaps - by @​hi-ogawa in #​9889(2d81a)
• Provide vi.advanceTimers to the preview provider - by @​sheremet-va in #​9891(1bc3e)
• Don't leak event listener in playwright provider - by @​sheremet-va in #​9910(d9355)
• Open browser in --standalone mode without running tests - by @​sheremet-va in #​9911(e78ad)
• Guard disposable and optional body - by @​sheremet-va in #​9912(6fdb2)
• Resolve retry.condition RegExp serialization issue - by @​nstepien and @​hi-ogawa in #​9942(7b605)
• collect:
  • Don't treat extra props on test return as tests - by @​sheremet-va in #​9871(141e7)
• coverage:
  • Simplify provider types - by @​AriPerkkio in #​9931(aaf9f)
  • Load built-in provider without module runner - by @​AriPerkkio in #​9939(bf892)
• expect:
  • Soft assertions continue after .resolves/.rejects promise errors - by @​mixelburg, Maks Pikov, Claude Opus 4.6 (1M context) and @​hi-ogawa in #​9843(6d74b)
  • Fix sinon-chai style API - by @​hi-ogawa in #​9943(0f08d)
• pretty-format:
  • Limit output for large object - by @​hi-ogawa and Claude Opus 4.6 (1M context) in #​9949(0d5f9)

View changes on GitHub

v4.1.0

Compare Source

Vitest 4.1 is out!

This release page lists all changes made to the project during the 4.1 beta. To get a review of all the new features, read our blog post.

🚀 Features

• Return a disposable from doMock() - by @​kirkwaiblinger in #​9332(e3e65)
• Added chai style assertions - by @​ronnakamoto and @​sheremet-va in #​8842(841df)
• Update to sinon/fake-timers v15 and add setTickMode to timer controls - by @​atscott and @​sheremet-va in #​8726(4b480)
• Expose matcher types - by @​sheremet-va in #​9448(3e4b9)
• Add toTestSpecification to reported tasks - by @​sheremet-va in #​9464(1a470)
• Show a warning if vi.mock or vi.hoisted are declared outside of top level of the module - by @​sheremet-va in #​9387(5db54)
• Track and display expectedly failed tests (.fails) in UI and CLI - by @​Copilot, sheremet-va and @​sheremet-va in #​9476(77d75)
• Support tags - by @​sheremet-va in #​9478(de7c8)
• Implement aroundEach and aroundAll hooks - by @​sheremet-va in #​9450(2a8cb)
• Stabilize experimental features - by @​sheremet-va in #​9529(b5fd2)
• Accept new or all in --update flag - by @​sheremet-va in #​9543(a5acf)
• Support meta in test options - by @​sheremet-va in #​9535(7d622)
• Support type inference with a new test.extend syntax - by @​sheremet-va in #​9550(e5385)
• Support vite 8 beta, fix type issues in the config with different vite versions - by @​sheremet-va in #​9587(99028)
• Add assertion helper to hide internal stack traces - by @​hi-ogawa and Claude Opus 4.6 in #​9594(eeb0a)
• Store failure screenshots using artifacts API - by @​macarie in #​9588(24603)
• Allow vitest list to statically collect tests instead of running files to collect them - by @​sheremet-va in #​9630(7a8e7)
• Add --detect-async-leaks - by @​AriPerkkio in #​9528(c594d)
• Implement mockThrow and mockThrowOnce - by @​thor-juhasz and @​sheremet-va in #​9512(61917)
• Support update: "none" and add docs about snapshots behavior on CI - by @​hi-ogawa in #​9700(05f18)
• Support playwright launchOptions with connectOptions - by @​hi-ogawa in #​9702(f0ff1)
• Add page/locator.mark API to enhance playwright trace - by @​hi-ogawa in #​9652(d0ee5)
• api:
  • Support tests starting or ending with test in experimental_parseSpecification - by @​jgillick and Jeremy Gillick in #​9235(2f367)
  • Add filters to createSpecification - by @​sheremet-va in #​9336(c8e6c)
  • Expose runTestFiles as alternative to runTestSpecifications - by @​sheremet-va in #​9443(43d76)
  • Add allowWrite and allowExec options to api - by @​sheremet-va in #​9350(20e00)
  • Allow passing down test cases to toTestSpecification - by @​sheremet-va in #​9627(6f17d)
• browser:
  • Add userEvent.wheel API - by @​macarie in #​9188(66080)
  • Add filterNode option to prettyDOM for filtering browser assertion error output - by @​Copilot, sheremet-va and @​sheremet-va in #​9475(d3220)
  • Support playwright persistent context - by @​hi-ogawa, Claude Opus 4.6 and @​sheremet-va in #​9229(f865d)
  • Added detailsPanelPosition option and button - by @​shairez in #​9525(c8a31)
  • Use BlazeDiff instead of pixelmatch - by @​macarie in #​9514(30936)
  • Add findElement and enable strict mode in webdriverio and preview - by @​sheremet-va in #​9677(c3f37)
• cli:
  • Add @​bomb.sh/tab completions - by @​AmirSa12 and @​sheremet-va in #​8639(200f3)
• coverage:
  • Support ignore start/stop ignore hints - by @​AriPerkkio in #​9204(e59c9)
  • Add coverage.changed option to report only changed files - by @​kykim00 and @​AriPerkkio in #​9521(1d939)
• experimental:
  • Add onModuleRunner hook to worker.init - by @​sheremet-va in #​9286(e977f)
  • Option to disable the module runner - by @​sheremet-va and @​AriPerkkio in #​9210(9be61)
  • Add importDurations: { limit, print } options - by @​hi-ogawa, Claude Opus 4.6 and @​sheremet-va in #​9401(7e10f)
  • Add print and fail thresholds for importDurations - by @​hi-ogawa and Claude Opus 4.6 in #​9533(3f7a5)
• fixtures:
  • Pass down file context to beforeAll/afterAll - by @​sheremet-va in #​9572(c8339)
• reporters:
  • Add agent reporter to reduce ai agent token usage - by @​cpojer in #​9779(3e9e0)
• runner:
  • Enhance retry options - by @​MazenSamehR, Matan Shavit, @​AriPerkkio and @​sheremet-va in #​9370(9e4cf)
• ui:
  • Allow run individual test/suites - by @​userquin in #​9465(73b10)
  • Add project filter/sort support - by @​userquin in #​8689(0c7ea)
  • Add duration sorting to explorer - by @​julianhahn and @​cursoragent in #​9603(209b1)
  • Implement filter for slow tests - by @​DerYeger and @​userquin in #​9705(8880c)
• vitest:
  • Add run summary in GitHub Actions Reporter - by @​macarie and jhnance in #​9579(96bfc)

🐞 Bug Fixes

• Deprecate several vitest/* entry points - by @​sheremet-va in #​9347(fd459)
• Use meta.url in createRequire - by @​sheremet-va in #​9441(e3422)
• Preact browser mode init example of render function not async - by @​WuMingDao in #​9375(2bea5)
• Deprecate unused types in matcher context - by @​sheremet-va in #​9449(20f87)
• Handle external/noExternal during configEnvironment hook - by @​hi-ogawa and Claude Opus 4.6 in #​9508(59ea2)
• Replace default ssr environment runner with Vitest server module runner - by @​hi-ogawa and Claude Opus 4.6 in #​9506(cd5db)
• Propagate experimental CLI options to child projects - by @​hi-ogawa and Claude Opus 4.6 in #​9531(b624f)
• Show a warning when browser.isolate is used - by @​sheremet-va in #​9410(3d48e)
• Fix vi.mock({ spy: true }) node v8 coverage - by @​hi-ogawa, hi-ogawa and Claude Opus 4.6 in #​9541(687b6)
• Don't show internal ssr handler in errors - by @​sheremet-va in #​9547(76c43)
• Close vitest if it failed to start - by @​sheremet-va in #​9573(728ba)
• Fix ssr environment runner in project - by @​hi-ogawa in #​9584(09006)
• Trim trailing white spaces in code block - by @​hi-ogawa in #​9591(f78be)
• Support inline snapshot inside test.for/each - by @​hi-ogawa in #​9590(615fd)
• Apply source maps for external module stack trace - by @​hi-ogawa in #​9152(79e20)
• Remove the .name from statically collected test - by @​sheremet-va in #​9596(b66ff)
• Don't suppress warnings on pnp - by @​sheremet-va in #​9602(89cbd)
• Support snapshot with expect.soft - by @​iumehara, @​hi-ogawa and Claude Opus 4.6 in #​9231(3eb2c)
• Log seed when only sequence.shuffle.tests is enabled - by @​kaigritun, Kai Gritun and @​sheremet-va in #​9576(8182b)
• Externalize expect/src/utils from vitest - by @​hi-ogawa in #​9616(48739)
• Ignore test.override during static collection - by @​sheremet-va in #​9620(09174)
• Increase stacktrace limit for --detect-async-leaks - by @​AriPerkkio in #​9638(9fd4c)
• Hanging-reporter link in cli - by @​flx-sta in #​9649(7c103)
• Fix teardown timeout of aroundEach/All when inner aroundEach/All throws - by @​hi-ogawa in #​9657(4ec6c)
• Fix ui mode / html reporter and coverage integration - by @​hi-ogawa and Claude Opus 4.6 in #​9626(86fad)
• Don't continue when aroundEach/All setup timed out - by @​hi-ogawa in #​9670(bb013)
• Align VitestRunnerConfig optional fields with SerializedConfig - by @​hi-ogawa in #​9661(79520)
• Handle Symbol values in format utility - by @​nami8824 in #​9658(0583f)
• Deprecate toBe* spy assertions in favor of toHaveBeen* (and toThrowError) - by @​sheremet-va in #​9665(4d390)
• Don't propagate nested aroundEach/All errors but aggregate them on runner - by @​hi-ogawa in #​9673(b6365)
• Show a better error if there is a pending dynamic import - by @​sheremet-va in #​9676(7ef5c)
• Preserve stack trace of resolves/rejects chained assertion error - by @​hi-ogawa in #​9679(c6151)
• Handle module-sync condition in vmThreads/vmForks require - by @​lesleh in #​9650 and #​9651(bb203)
• Hooks should respect maxConcurrency - by @​hi-ogawa in #​9653(16d13)
• Recursively autospy module object - by @​hi-ogawa in #​9687(695a8)
• Remove trailing spaces from diff error log - by @​hi-ogawa and @​sheremet-va in #​9680(395d1)
• Respect project resolve.conditions for externals - by @​hi-ogawa in #​9717(1d498)
• Use object for WeakMap instead of a symbol to support webcontainers - by @​sheremet-va in #​9731(c5225)
• Fix re-mocking virtual module - by @​hi-ogawa in #​9748(3cbbb)
• Cancelling should stop current test immediately - by @​AriPerkkio in #​9729(0cb2f)
• Make mockObject change backwards compatible - by @​sheremet-va in #​9744(84c69)
• Fix URL.name on jsdom - by @​hi-ogawa in #​9767(031f3)
• Save and restore module graph in blo

✂ Note

PR body was truncated to here.

---

Configuration

📅 Schedule: (UTC)

• Branch creation
  • "before 12pm on Sunday"
• Automerge
  • At any time (no schedule defined)

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about these updates again.

---

• If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.