vitest — how to use vitest vitest, supabase-mirror, greptileai, community, how to use vitest, ai agent skill, mcp server, agent automation, vitest vs jest, vitest setup guide, vitest install, what is vitest

About this Skill

Perfect for JavaScript Agents needing fast and efficient testing frameworks with native ESM and TypeScript support. Vitest is a next-generation testing framework powered by Vite, providing a Jest-compatible API with native support for ESM, TypeScript, and JSX.

Features

Vite-native testing with fast HMR-like test updates

Jest-compatible API for easy migration

Smart watch mode that only reruns affected tests

Native support for ESM, TypeScript, and JSX

Shared config, transformers, resolvers, and plugins with Vite apps

# Core Topics

how to use vitest vitest vs jest vitest setup guide vitest install what is vitest vitest alternative