bilhej/frontend/src/__tests__/setup.ts
Joakim Mörling 8e495672d3 feat: add user registration flow (backend + frontend)
Implement end-to-end registration: POST /api/auth/register creates a
user, returns a JWT, and the frontend RegisterPage stores the token
and redirects to home.

Backend:
- Add AuthController with POST /api/auth/register endpoint
- Add RegisterRequest record (@Email, @NotBlank, @Size(min=8))
- Add AuthResponse and ErrorResponse DTOs
- Add GlobalExceptionHandler (@RestControllerAdvice with logging)
  - EmailAlreadyExistsException -> 409 (Swedish message)
  - MethodArgumentNotValidException -> 400 (field errors)
  - Generic Exception -> 500 (Swedish message + server-side log)

Frontend:
- Add api/client.ts: centralized fetch wrapper with Bearer token
  interceptor, ApiError class, JSON error parsing
- Add api/auth.ts: register() function
- Add stores/authStore.ts: Pinia store with token persistence via
  localStorage, registerUser/logout/isAuthenticated
- Add pages/RegisterPage.vue: email + password + confirm password
  form with client-side validation, submit handler, error display,
  redirect to home on success
- Add route /registrera pointing to RegisterPage
- Add 'Registrera' link to AppHeader navigation

Infrastructure:
- Add __tests__/setup.ts: localStorage polyfill for jsdom 29
  (jsdom 29 lacks standard Storage method implementations)
- Register polyfill via vitest config setupFiles

Tests (17 new, 2 extended):
- AuthControllerTest (@SpringBootTest + @AutoConfigureMockMvc):
  5 backend tests (success 201, duplicate 409, invalid email 400,
  short password 400, missing email 400)
- authStore.spec.ts: 5 tests (unauthenticated start, localStorage
  restore, register success, register failure, logout)
- RegisterPage.spec.ts: 12 tests (render, validation, submit,
  redirect, error display, login link)
- AppHeader.spec.ts: added 'Registrera' link test
- Router.spec.ts: added /registrera route resolution test

Build: 95 tests pass (57 frontend + 38 backend), lint clean.
2026-05-01 19:37:39 +02:00

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625 B
TypeScript

const store: Record<string, string> = {}
globalThis.localStorage = {
getItem(key: string): string | null {
return Object.prototype.hasOwnProperty.call(store, key) ? store[key] : null
},
setItem(key: string, value: string): void {
store[key] = String(value)
},
removeItem(key: string): void {
delete store[key]
},
clear(): void {
const keys = Object.keys(store)
for (const key of keys) {
delete store[key]
}
},
get length(): number {
return Object.keys(store).length
},
key(index: number): string | null {
return Object.keys(store)[index] ?? null
},
} as Storage