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vitest

Implement and run Jest-compatible unit tests for JavaScript and TypeScript projects with Vitest.

28|6|Updated Aug 25, 2022
Search Tags:#typescript#vitest#testing#javascript#unit-testing#testing-framework#jest-compatible
One-click install
npx skills add https://github.com/sanity-io/pkg-utils --skill vitest-sanity-io
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: vitest
Source: https://github.com/sanity-io/pkg-utils/tree/main/.agents/skills/vitest
Command: npx skills add https://github.com/sanity-io/pkg-utils --skill vitest-sanity-io

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires , and includes references (resource) components.

What problem does it solve?

This skill provides a ready-to-use framework for implementing Jest-compatible unit tests in JavaScript and TypeScript projects, enabling fast, reliable, and maintainable test suites.

Core Features & Use Cases

  • Test authoring: Write unit tests, mocks, and fixtures with a familiar Jest-like API.
  • Configuration & discovery: Integrates with Vitest config, frontmatter metadata, and document-based skills for discoverability.
  • Use Case: When you need fast feedback during development or CI, Vitest-based test suites cover unit, integration, and coverage workflows with minimal setup.

Quick Start

Initialize and run Vitest-powered tests in your project with a single command: vitest run

Frequently Asked Questions about vitest

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

FAQPage Schema
How do I write Jest-compatible unit tests for JavaScript and TypeScript?▼

Vitest enables you to write Jest-compatible unit tests for JavaScript and TypeScript projects using a familiar API. You can author tests, mocks, and fixtures directly, ensuring fast and reliable test suites for modern apps.

What is the best way to run Vitest unit tests in a CI pipeline?▼

Running Vitest unit tests in CI involves executing the `vitest run` command to process your test suites. This integrates with your Vitest config and fixtures to provide fast, reliable feedback during continuous integration workflows.

Does Vitest support Jest mocking and fixtures for TypeScript projects?▼

Vitest fully supports Jest-compatible mocking and fixtures for TypeScript projects. You can implement mocks and integrate fixtures with contexts seamlessly, enabling maintainable unit and integration testing workflows.

Can I use Vitest for coverage configuration and test filtering?▼

You can use Vitest to configure coverage and apply test filtering within your JavaScript and TypeScript projects. It manages test discovery and execution through Vitest config and frontmatter metadata.

Vitest vs other Jest-compatible testing frameworks for modern apps?▼

Vitest distinguishes itself from other Jest-compatible frameworks by offering faster test execution for modern JavaScript and TypeScript apps. It requires minimal configuration while covering unit, integration, and coverage workflows.

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