Skill

Vitest Testing Assistant

Unit testing assistant for Vitest projects

Install

https://github.com/antfu/skills/tree/main/skills/vitest

Triggers on

Use when setting up or debugging unit and integration tests with Vitest, analyzing test output, or configuring test runners.

Author: Anthony Fu

Repositoryhttps://github.com/antfu/skills

Vitest is a lightweight testing framework built for modern JavaScript and TypeScript projects. This skill equips agents with knowledge of Vitest's configuration, test patterns, and debugging workflows.

Highlights

Assist with test file setup and test discovery patterns
Interpret test output and diagnose assertion failures
Recommend test organization strategies and mocking approaches
Help configure Vitest's configuration file for specific project needs
Support snapshot testing, async test handling, and performance measurement

Works alongside existing test suites and CI/CD pipelines. Developers working with Vitest can use this to understand framework capabilities and troubleshoot testing issues efficiently.

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