import { describe, it, expect, vi, beforeEach } from 'vitest'

vi.mock('@/api/auth', () => {
  return {
    currentUser: vi.fn(async () => null),
    login: vi.fn(async () => ({ id: 1, email: 'legacy@example.com', displayName: 'Legacy' })),
    loginWithPassword: vi.fn(async (email: string) => ({ id: 2, email, displayName: email })),
    createAccount: vi.fn(async (email: string, displayName: string) => ({ id: 77, email, displayName })),
    logout: vi.fn(async () => {}),
    handleGoogleLogin: vi.fn(async () => {
      throw new Error('handleGoogleLogin not implemented yet')
    }),
  }
})

describe('useAuth.createAccount', () => {
  beforeEach(() => {
    vi.resetModules()
  })

  it('updates user after successful createAccount', async () => {
    const { useAuth } = await import('@/composables/useAuth')
    const { user, createHousehold, fetchHouseholds, ...rest } = useAuth() as any
    expect(user.value).toBeNull()
    // Implemented method should exist
    expect(typeof rest.createAccount).toBe('function')
    const newUser = await rest.createAccount('new@example.com', 'New User', 'pw')
    expect(newUser.id).toBe(77)
    expect(user.value?.displayName).toBe('New User')
  })
})