import { setActivePinia, createPinia } from 'pinia'
import { beforeEach, describe, expect, it } from 'vitest'
import { useAuthStore } from '@/stores/auth'

describe('auth store', () => {
  beforeEach(() => {
    localStorage.clear()
    setActivePinia(createPinia())
  })

  it('starts unauthenticated', () => {
    const auth = useAuthStore()
    expect(auth.isAuthenticated).toBe(false)
    expect(auth.token).toBe(null)
  })

  it('setToken stores token + username and authenticates', () => {
    const auth = useAuthStore()
    auth.setToken('jwt-xyz', 'admin')
    expect(auth.token).toBe('jwt-xyz')
    expect(auth.username).toBe('admin')
    expect(auth.isAuthenticated).toBe(true)
    expect(localStorage.getItem('token')).toBe('jwt-xyz')
  })

  it('logout clears token + username', () => {
    const auth = useAuthStore()
    auth.setToken('jwt-xyz', 'admin')
    auth.logout()
    expect(auth.token).toBe(null)
    expect(auth.username).toBe(null)
    expect(auth.isAuthenticated).toBe(false)
    expect(localStorage.getItem('token')).toBe(null)
  })
})