vitest

Run unit tests for Vite projects with a Jest-compatible API.

2|Updated Aug 22, 2025
One-click install
npx skills add https://github.com/drsapaev/final --skill vitest-drsapaev
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: vitest
Source: https://github.com/drsapaev/final/tree/main/.agents/skills/vitest
Command: npx skills add https://github.com/drsapaev/final --skill vitest-drsapaev

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill provides a rapid and efficient way to write and run unit tests for Vite-powered projects, ensuring code quality and catching regressions early.

Core Features & Use Cases

  • Fast Test Execution: Leverages Vite's infrastructure for near-instantaneous test runs and updates.
  • Jest-Compatible API: Allows easy migration from Jest with familiar syntax for tests, mocks, and assertions.
  • Comprehensive Tooling: Includes features like mocking, code coverage, snapshot testing, and type checking.
  • Use Case: When developing a new feature, use this Skill to write unit tests for your components and utility functions, ensuring they behave as expected before merging.

Quick Start

Use the vitest skill to run all tests in the project.

Frequently Asked Questions about vitest

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I run unit tests for a Vite project?

Unit testing a Vite project is fast with a Vite-native framework that leverages Vite's build pipeline for near-instantaneous execution. This Skill provides a Jest-compatible API to facilitate efficient test runs directly within your Vite environment.

Can I migrate my Jest tests to a Vite-native unit testing framework?

Migrating Jest tests to a Vite-native framework is straightforward because this Skill provides a Jest-compatible API. It allows easy migration using familiar syntax for tests, mocks, and assertions while leveraging Vite's infrastructure.

Does this unit testing framework support mocking and code coverage?

This unit testing framework supports comprehensive tooling including mocking, code coverage, snapshot testing, and type checking. These features help ensure code quality and catch regressions early during development.

What is the best way to test TypeScript components in a Vite application?

Testing TypeScript components in a Vite application is best done using a Vite-native unit testing framework. It provides near-instantaneous test runs and includes type checking to ensure your TypeScript code behaves as expected.

Do I need Vite installed to use this JavaScript testing Skill?

Using this JavaScript testing Skill requires Vite because it is specifically designed as a Vite-native framework. It requires integration with Vite's build pipeline for optimal performance and fast test execution.