Vitest

javascript-testing-patterns helps agents draft JS/TS tests and test setups with Jest, Vitest, and Testing Library. Use it to plan unit, integration, and UI tests, with patterns for mocks, fixtures, coverage, and stronger Test Automation prompts.

test-automator is a lightweight skill for drafting tests, improving coverage, and planning unit, integration, and end-to-end testing with practical guidance and helper scripts.