#90

frontend/src/pages/users/SettingPage.test.tsx

@@ -1,12 +1,13 @@
 import { fireEvent, screen, waitFor } from '@testing-library/react'
-import { describe, expect, it, vi } from 'vitest'
+import { beforeEach, describe, expect, it, vi } from 'vitest'
 
 import SettingPage from '@/pages/users/SettingPage'
 import { buildUser } from '@/test/factories'
 import { renderWithProviders } from '@/test/render'
 
 const api = vi.hoisted (() => ({
-  apiPut: vi.fn (),
+  apiPut:     vi.fn (),
+  isApiError: vi.fn (),
 }))
 
 const toastApi = vi.hoisted (() => ({
@@ -23,6 +24,11 @@ vi.mock ('@/components/users/InheritDialogue', () => ({
 }))
 
 describe ('SettingPage', () => {
+  beforeEach (() => {
+    vi.clearAllMocks ()
+    api.isApiError.mockReturnValue (false)
+  })
+
   it ('shows loading when user is absent', () => {
     renderWithProviders (<SettingPage user={null} setUser={vi.fn ()}/>)
 
@@ -51,4 +57,28 @@ describe ('SettingPage', () => {
     expect (setUser).toHaveBeenCalled ()
     expect (toastApi.toast).toHaveBeenCalledWith ({ title: '設定を更新しました．' })
   })
+
+  it ('shows validation errors returned for the name field', async () => {
+    const user = buildUser ({ id: 11, name: 'old' })
+    api.isApiError.mockReturnValue (true)
+    api.apiPut.mockRejectedValueOnce ({
+      response: {
+        status: 422,
+        data:   {
+          type:        'validation_error',
+          message:     '入力内容を確認してください．',
+          errors:      { name: ['名前は必須です．'] },
+          base_errors: [],
+        },
+      },
+    })
+
+    renderWithProviders (<SettingPage user={user} setUser={vi.fn ()}/>)
+
+    fireEvent.change (screen.getByRole ('textbox'), { target: { value: '' } })
+    fireEvent.click (screen.getByRole ('button', { name: '更新' }))
+
+    expect (await screen.findByText ('名前は必須です．')).toBeInTheDocument ()
+    expect (screen.getByRole ('textbox')).toHaveAttribute ('aria-invalid', 'true')
+  })
 })