# frontend/src/test
dir: frontend/src/test

index: frontend/src/test/.pi-map.index.md

## role
Provides test infrastructure configuration for the frontend's Vitest testing environment.
## files
- setup.ts | Configures Vitest global test environment by registering jest-dom matchers and polyfilling missing jsdom APIs for Radix/shadcn UI component testing. | exp: class:ResizeObserverStub, method:observe(), method:unobserve(), method:disconnect() | dep: @testing-library/jest-dom/vitest, vitest, jsdom
## arch
Setup module pattern that extends Vitest's global matchers with jest-dom and polyfills jsdom gaps for UI component compatibility.
## tags
vitest, jest, dom, jsdom, resize, observer, stub, observe
## symbols
- ResizeObserverStub
- observe
- unobserve
- disconnect
## workflows
- change test behavior
  read: setup.ts
## dirty
-
