test(sujets): 5 tests POST /sujets/idees

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

src/routes/__tests__/sujets.test.ts

@@ -9,6 +9,10 @@ vi.mock('../../lib/supabase', () => ({
   },
 }))
 
+vi.mock('../../lib/deepseek', () => ({
+  generateIdees: vi.fn(),
+}))
+
 vi.mock('../../middleware/auth', () => ({
   authMiddleware: async (c: any, next: any) => {
     const authHeader = c.req.header('Authorization')
@@ -32,6 +36,7 @@ vi.mock('../../middleware/auth', () => ({
 }))
 
 import { supabase } from '../../lib/supabase'
+import { generateIdees } from '../../lib/deepseek'
 import sujetsRoutes from '../sujets'
 
 function buildApp() {
@@ -163,3 +168,93 @@ describe('GET /sujets', () => {
     expect(body.code).toBe('INTERNAL_ERROR')
   })
 })
+
+describe('POST /sujets/idees', () => {
+  beforeEach(() => {
+    vi.mocked(generateIdees).mockReset()
+  })
+
+  const VALID_CONTENU = Array.from({ length: 35 }, (_, i) => `mot${i}`).join(' ')
+
+  it('retourne 401 sans authentification', async () => {
+    const app = buildApp()
+    const res = await app.request('/sujets/idees', {
+      method: 'POST',
+      headers: { 'Content-Type': 'application/json' },
+      body: JSON.stringify({ sujet_consigne: 'x', contenu_partiel: VALID_CONTENU }),
+    })
+
+    expect(res.status).toBe(401)
+    const body = await res.json()
+    expect(body.code).toBe('AUTH_REQUIRED')
+  })
+
+  it('retourne 400 VALIDATION_ERROR si sujet_consigne manquant', async () => {
+    const app = buildApp()
+    const res = await app.request('/sujets/idees', {
+      method: 'POST',
+      headers: { ...AUTH_HEADERS, 'Content-Type': 'application/json' },
+      body: JSON.stringify({ contenu_partiel: VALID_CONTENU }),
+    })
+
+    expect(res.status).toBe(400)
+    const body = await res.json()
+    expect(body.code).toBe('VALIDATION_ERROR')
+    expect(vi.mocked(generateIdees)).not.toHaveBeenCalled()
+  })
+
+  it('retourne 400 VALIDATION_ERROR si contenu_partiel contient moins de 30 mots', async () => {
+    const app = buildApp()
+    const res = await app.request('/sujets/idees', {
+      method: 'POST',
+      headers: { ...AUTH_HEADERS, 'Content-Type': 'application/json' },
+      body: JSON.stringify({
+        sujet_consigne: 'Rédigez une lettre.',
+        contenu_partiel: 'Trop court.',
+      }),
+    })
+
+    expect(res.status).toBe(400)
+    const body = await res.json()
+    expect(body.code).toBe('VALIDATION_ERROR')
+    expect(vi.mocked(generateIdees)).not.toHaveBeenCalled()
+  })
+
+  it('retourne 200 avec idees[] en cas de succès', async () => {
+    const idees = ['Idée 1', 'Idée 2', 'Idée 3', 'Idée 4', 'Idée 5']
+    vi.mocked(generateIdees).mockResolvedValueOnce(idees)
+
+    const app = buildApp()
+    const res = await app.request('/sujets/idees', {
+      method: 'POST',
+      headers: { ...AUTH_HEADERS, 'Content-Type': 'application/json' },
+      body: JSON.stringify({
+        sujet_consigne: 'Rédigez une lettre.',
+        contenu_partiel: VALID_CONTENU,
+      }),
+    })
+
+    expect(res.status).toBe(200)
+    const body = await res.json()
+    expect(body).toEqual({ idees })
+    expect(vi.mocked(generateIdees)).toHaveBeenCalledWith('Rédigez une lettre.', VALID_CONTENU)
+  })
+
+  it('retourne 500 INTERNAL_ERROR si DeepSeek throw', async () => {
+    vi.mocked(generateIdees).mockRejectedValueOnce(new Error('DeepSeek down'))
+
+    const app = buildApp()
+    const res = await app.request('/sujets/idees', {
+      method: 'POST',
+      headers: { ...AUTH_HEADERS, 'Content-Type': 'application/json' },
+      body: JSON.stringify({
+        sujet_consigne: 'Rédigez une lettre.',
+        contenu_partiel: VALID_CONTENU,
+      }),
+    })
+
+    expect(res.status).toBe(500)
+    const body = await res.json()
+    expect(body.code).toBe('INTERNAL_ERROR')
+  })
+})