vitest

When to use this skill

Use this skill whenever the user wants to:

• Set up Vitest in a Vite project
• Write unit tests and component tests
• Configure Vitest for different environments
• Use Vitest API and utilities
• Test Vue, React, or Svelte components
• Use browser mode for testing
• Set up visual regression testing
• Mock functions and modules
• Use snapshots for testing
• Configure test coverage
• Use Vitest UI
• Optimize test performance
• Debug tests
• Understand Vitest best practices
• Troubleshoot Vitest issues