Vitest is a next-generation testing framework powered by Vite. It provides a Jest-compatible API with native ESM, TypeScript, and JSX support out of the box. Vitest shares the same config, transformers, resolvers, and plugins with your Vite app.
The skill is based on Vitest 3.x, generated at 2026-01-28.
| Configuration | Vitest and Vite config integration, defineConfig usage | core-config | | CLI | Command line interface, commands and options | core-cli | | Test API | test/it function, modifiers like skip, only, concurrent | core-test-api | | Describe API | describe/suite for grouping tests and nested suites | core-describe |
Schnelles Unit-Test-Framework von Vitest, unterstützt von Vite mit Jest-kompatibler API. Zum Schreiben von Tests, zum Verspotten, zum Konfigurieren der Abdeckung oder zum Arbeiten mit Testfiltern und Vorrichtungen. Quelle: workleap/wl-squide.