test(ui): couvrir les pages Cartes, détail, édition et Jeu + page de création manquante (P4, F-05 à F-10)

src/app/cards/[id]/edit/page.test.tsx

@@ -0,0 +1,59 @@
+import { render, screen } from '@testing-library/react'
+import { describe, expect, it, vi } from 'vitest'
+import EditCardPage from './page'
+
+vi.mock('@/lib/api-client', () => {
+  class ApiClientErrorMock extends Error {
+    status: number
+    constructor(status: number, name: string, message: string) {
+      super(message)
+      this.name = name
+      this.status = status
+    }
+  }
+  return {
+    ApiClientError: ApiClientErrorMock,
+    cardsApi: { get: vi.fn() },
+  }
+})
+
+const notFoundMock = vi.fn()
+vi.mock('next/navigation', () => ({
+  useRouter: () => ({ push: vi.fn(), refresh: vi.fn() }),
+  notFound: () => notFoundMock(),
+}))
+
+import { ApiClientError, cardsApi } from '@/lib/api-client'
+
+const CARD = {
+  id: '1',
+  question: 'Cest quoi un commit ?',
+  response: 'Un snapshot',
+  theme: 'git',
+  tags: [],
+  createdAt: new Date('2026-01-01T08:00:00Z'),
+  updatedAt: new Date('2026-01-01T08:00:00Z'),
+}
+
+describe('EditCardPage', () => {
+  it('pré-remplit le formulaire depuis la carte (F-06)', async () => {
+    vi.mocked(cardsApi.get).mockResolvedValue(CARD)
+    const element = await EditCardPage({ params: Promise.resolve({ id: '1' }) })
+    render(element)
+    expect(screen.getByLabelText('Question')).toHaveValue('Cest quoi un commit ?')
+    expect(screen.getByLabelText('R\u00e9ponse')).toHaveValue('Un snapshot')
+    expect(screen.getByRole('button', { name: 'Enregistrer' })).toBeInTheDocument()
+  })
+
+  it('déclenche notFound si la carte est inconnue', async () => {
+    notFoundMock.mockImplementation(() => {
+      throw new Error('not-found')
+    })
+    vi.mocked(cardsApi.get).mockRejectedValue(
+      new ApiClientError(404, 'NotFoundError', 'Carte introuvable'),
+    )
+    await expect(EditCardPage({ params: Promise.resolve({ id: 'x' }) })).rejects.toThrow(
+      'not-found',
+    )
+  })
+})