feat: initial release v0.3.0

tests/integration/api/specific/user-preference-art-style-validation.test.ts

@@ -0,0 +1,61 @@
+import { beforeEach, describe, expect, it, vi } from 'vitest'
+import { buildMockRequest } from '../../../helpers/request'
+
+const authMock = vi.hoisted(() => ({
+  requireUserAuth: vi.fn(async () => ({
+    session: { user: { id: 'user-1' } },
+  })),
+  isErrorResponse: vi.fn((value: unknown) => value instanceof Response),
+}))
+
+const prismaMock = vi.hoisted(() => ({
+  userPreference: {
+    upsert: vi.fn(async () => ({
+      userId: 'user-1',
+      artStyle: 'realistic',
+    })),
+  },
+}))
+
+vi.mock('@/lib/api-auth', () => authMock)
+vi.mock('@/lib/prisma', () => ({ prisma: prismaMock }))
+
+describe('api specific - user preference art style validation', () => {
+  const routeContext = { params: Promise.resolve({}) }
+
+  beforeEach(() => {
+    vi.clearAllMocks()
+  })
+
+  it('accepts valid artStyle and persists normalized value', async () => {
+    const mod = await import('@/app/api/user-preference/route')
+    const req = buildMockRequest({
+      path: '/api/user-preference',
+      method: 'PATCH',
+      body: { artStyle: '  realistic  ' },
+    })
+
+    const res = await mod.PATCH(req, routeContext)
+    expect(res.status).toBe(200)
+    expect(prismaMock.userPreference.upsert).toHaveBeenCalledWith(
+      expect.objectContaining({
+        update: expect.objectContaining({ artStyle: 'realistic' }),
+      }),
+    )
+  })
+
+  it('rejects invalid artStyle with invalid params', async () => {
+    const mod = await import('@/app/api/user-preference/route')
+    const req = buildMockRequest({
+      path: '/api/user-preference',
+      method: 'PATCH',
+      body: { artStyle: 'anime' },
+    })
+
+    const res = await mod.PATCH(req, routeContext)
+    const body = await res.json()
+    expect(res.status).toBe(400)
+    expect(body.error.code).toBe('INVALID_PARAMS')
+    expect(prismaMock.userPreference.upsert).not.toHaveBeenCalled()
+  })
+})