Vitest

Next Generation Testing Framework

A Vite-native testing framework. It's fast!

Vite Powered

Reuse Vite's config and plugins - consistent across your app and tests. But it's not required to use Vitest!

Expect, snapshot, coverage, and more - migrating from Jest is straightforward.

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Only rerun the related changes, just like HMR for tests!

Out-of-box ESM, TypeScript and JSX support powered by esbuild.