Configure and run Jest-compatible unit tests for Vite projects.
npx skills add https://github.com/ehyland/skills --skill vitest-ehyland
Please help me install this Agent Skill. Skill: vitest Source: https://github.com/ehyland/skills/tree/main/skills/vitest Command: npx skills add https://github.com/ehyland/skills --skill vitest-ehyland
Vitest provides fast, Jest-compatible unit testing for Vue/Vite-based projects, enabling quick feedback, reliable test results, and a smooth developer experience.
Install Vitest in your project: npm i -D vitest Create tests under tests/ using test(...) and expect(...) Run tests with npx vitest or add a script in package.json, for example: "test": "vitest"
High-intent search queries and answers about installing and using this skill.
Unit testing for Vite projects uses Vitest, a Jest-compatible framework optimized for Vite. Install it with npm i -D vitest, create test files in a tests/ directory using test() and expect(), then run npx vitest or add a test script to package.json.
Yes. Vitest provides a Jest-compatible API including test, describe, and expect, so existing Jest tests migrate without rewriting. It also supports TypeScript natively and includes snapshots, mocking, and fixtures out of the box.
Vitest delivers coverage reports, snapshot testing, built-in mocking, fixtures, watch mode, and concurrent test execution. It handles Vite's module graph efficiently and supports multi-project workflows for complex applications.
Yes. Vitest supports multi-project workflows, allowing you to organize and run tests across multiple packages or modules within the same codebase while leveraging Vite's efficient module handling.
Vitest provides fast test execution by integrating with Vite's module graph, eliminating unnecessary bundling overhead. It delivers quick feedback during development and scales efficiently for large test suites.
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