「TestingLibraryElementError: Found multiple elements with the text」の解決方法【Vitest/React Testing Library】

#Vitest #react-testing-library #React

VitestでsetStateがエラーになった ReferenceError: setHoges is not defined

#Vitest

ESLint: 'expect' is not defined. (no-undef)

#Vitest

Vitestで 関数またはメソッド toBeInTheDocument() は未解決です

#Vitest

Vitestでどんなdomかをチェックする

#Vitest

ReferenceError: document is not defined

#Vitest

I released a Composite Action that visualizes performance regressions by comparing JSON results from the writeResult feature introduced in the #Vitest v5 benchmark rewrite, and posts them as a PR comment.
github.com/ouka-lab/vit...
↓example↓

Gutenberg migró de Jest a Vitest: qué cambia en 2026

Gutenberg Vitest ya es realidad: cómo migrar tus tests sin romper el CI, qué hacer si te quedás en Jest y qué paquetes dejan de actualizarse.

#gutenberg #vitest #jest #wordpressscripts #testing

【Vitest】テストを書いてみた~振る舞いを仕様として残す~

#Vitest

Vitest 5.0 Is Out, by @[email protected]:

https://vitest.dev/blog/vitest-5?ref=frontenddogma.com

#releasenotes #vitest

Von Jest zu Vitest migrieren: Was wirklich kaputtgeht

jest durch vi ersetzen — und der Großteil einer Jest-Suite läuft unverändert unter Vitest. Die Probleme sind nicht die Aufrufe, die fehlschlagen, sondern die, die weiter durchlaufen und dabei etwas anderes b…

#vitest #jest #javascripttesting

Migrating from Jest to Vitest: What Actually Breaks

Swap jest for vi and most of a Jest suite runs on Vitest untouched. The problems are not the calls that throw — they are the ones that keep passing while meaning something different. A migration guide organis…

#vitest #jest #javascripttesting

Tales From the Void: August 2026 Recap, by @[email protected] (@voidzero.dev):

https://voidzero.dev/posts/whats-new-aug-2026?ref=frontenddogma.com

#releasenotes #vite #vitest #rolldown #oxc

Noch mit Karma & Jasmine unterwegs?

@fabiangosebrink.bsky.social und @tim-honermann.bsky.social zeigen, wie du mit Vitest moderne Angular-Tests umsetzt – für schnellere & leichter wartbare Tests.

👉 Workshop: https://javascript-days.de/angular/modernes-testen-in-angular-mit-vitest/
#Vitest #Testing

Vitest 5 is here! 🎉

🧪 53% faster on VM pools
🧪 You can replay a failed test step by step
🧪 Nested projects that inherit your root config

And so much more

You need Vite 6.4 and Node 22.12.

https://vitest.dev/blog/vitest-5.html

#Vitest #JavaScript #Testing #TypeScript #WebDev