vitest-dev/vitest

Vitest is a next-generation testing framework powered by Vite, designed to provide fast and efficient testing for modern web applications. It offers seamless integration with Vite's configuration, transformers, and plugins, along with features like Jest-compatible assertions, smart watch mode, native code coverage, and browser testing. Vitest is ideal for developers working with Vite-based projects who seek a lightweight, high-performance testing solution.