Import AITURK IDE 1.0.0-beta.1 from Hermes 63279301; preserve MIT license

apps/desktop/src/i18n/context.test.tsx

@@ -0,0 +1,250 @@
+import { cleanup, fireEvent, render, screen, waitFor } from '@testing-library/react'
+import { afterEach, describe, expect, it, vi } from 'vitest'
+
+import type { HermesConfigRecord } from '@/hermes'
+
+import { type I18nConfigClient, I18nProvider, useI18n } from './context'
+import type { Locale } from './types'
+
+function LanguageProbe({ target = 'zh' }: { target?: Locale }) {
+  const { isLoadingConfig, isSavingLocale, locale, saveError, setLocale, t } = useI18n()
+
+  return (
+    <div>
+      <p data-testid="locale">{locale}</p>
+      <p data-testid="label">{t.language.label}</p>
+      <p data-testid="save">{t.common.save}</p>
+      <p data-testid="loading">{String(isLoadingConfig)}</p>
+      <p data-testid="saving">{String(isSavingLocale)}</p>
+      <p data-testid="save-error">{saveError?.message ?? ''}</p>
+      <button onClick={() => void setLocale(target).catch(() => undefined)} type="button">
+        switch
+      </button>
+    </div>
+  )
+}
+
+describe('I18nProvider', () => {
+  afterEach(() => {
+    cleanup()
+    vi.restoreAllMocks()
+  })
+
+  it('defaults to English without a config client', () => {
+    render(
+      <I18nProvider configClient={null}>
+        <LanguageProbe />
+      </I18nProvider>
+    )
+
+    expect(screen.getByTestId('locale').textContent).toBe('en')
+    expect(screen.getByTestId('label').textContent).toBe('Language')
+  })
+
+  it('normalizes an initial locale alias and switches translations', async () => {
+    render(
+      <I18nProvider configClient={null} initialLocale="zh-CN">
+        <LanguageProbe target="en" />
+      </I18nProvider>
+    )
+
+    expect(screen.getByTestId('locale').textContent).toBe('zh')
+    expect(screen.getByTestId('label').textContent).toBe('语言')
+
+    fireEvent.click(screen.getByRole('button', { name: 'switch' }))
+
+    await waitFor(() => expect(screen.getByTestId('locale').textContent).toBe('en'))
+    expect(screen.getByTestId('label').textContent).toBe('Language')
+  })
+
+  it('loads the initial locale from display.language config', async () => {
+    const configClient: I18nConfigClient = {
+      getConfig: vi.fn().mockResolvedValue({ display: { language: 'zh-Hans' } }),
+      saveConfig: vi.fn()
+    }
+
+    render(
+      <I18nProvider configClient={configClient}>
+        <LanguageProbe />
+      </I18nProvider>
+    )
+
+    await waitFor(() => expect(screen.getByTestId('loading').textContent).toBe('false'))
+
+    expect(screen.getByTestId('locale').textContent).toBe('zh')
+    expect(screen.getByTestId('label').textContent).toBe('语言')
+    expect(configClient.saveConfig).not.toHaveBeenCalled()
+  })
+
+  it('keeps English usable when config loading fails', async () => {
+    const configClient: I18nConfigClient = {
+      getConfig: vi.fn().mockRejectedValue(new Error('config unavailable')),
+      saveConfig: vi.fn()
+    }
+
+    render(
+      <I18nProvider configClient={configClient} initialLocale="zh">
+        <LanguageProbe />
+      </I18nProvider>
+    )
+
+    await waitFor(() => expect(screen.getByTestId('loading').textContent).toBe('false'))
+
+    expect(screen.getByTestId('locale').textContent).toBe('en')
+    expect(screen.getByTestId('label').textContent).toBe('Language')
+    expect(configClient.saveConfig).not.toHaveBeenCalled()
+  })
+
+  it('loads zh-hant from display.language config', async () => {
+    const configClient: I18nConfigClient = {
+      getConfig: vi.fn().mockResolvedValue({ display: { language: 'zh-TW' } }),
+      saveConfig: vi.fn()
+    }
+
+    render(
+      <I18nProvider configClient={configClient} initialLocale="zh">
+        <LanguageProbe />
+      </I18nProvider>
+    )
+
+    await waitFor(() => expect(screen.getByTestId('loading').textContent).toBe('false'))
+
+    expect(screen.getByTestId('locale').textContent).toBe('zh-hant')
+    expect(screen.getByTestId('save').textContent).toBe('儲存')
+    expect(configClient.saveConfig).not.toHaveBeenCalled()
+  })
+
+  it('loads ja from display.language config', async () => {
+    const configClient: I18nConfigClient = {
+      getConfig: vi.fn().mockResolvedValue({ display: { language: 'ja-JP' } }),
+      saveConfig: vi.fn()
+    }
+
+    render(
+      <I18nProvider configClient={configClient}>
+        <LanguageProbe />
+      </I18nProvider>
+    )
+
+    await waitFor(() => expect(screen.getByTestId('loading').textContent).toBe('false'))
+
+    expect(screen.getByTestId('locale').textContent).toBe('ja')
+    expect(screen.getByTestId('save').textContent).toBe('保存')
+    expect(configClient.saveConfig).not.toHaveBeenCalled()
+  })
+
+  it('does not overwrite unsupported configured languages', async () => {
+    const configClient: I18nConfigClient = {
+      getConfig: vi.fn().mockResolvedValue({ display: { language: 'de' } }),
+      saveConfig: vi.fn()
+    }
+
+    render(
+      <I18nProvider configClient={configClient} initialLocale="zh">
+        <LanguageProbe />
+      </I18nProvider>
+    )
+
+    await waitFor(() => expect(screen.getByTestId('loading').textContent).toBe('false'))
+
+    expect(screen.getByTestId('locale').textContent).toBe('en')
+    expect(screen.getByTestId('label').textContent).toBe('Language')
+    expect(configClient.saveConfig).not.toHaveBeenCalled()
+  })
+
+  it('reads latest config before saving language and preserves unrelated values', async () => {
+    const saveConfig = vi.fn().mockResolvedValue({ ok: true })
+
+    const latestConfig: HermesConfigRecord = {
+      display: { language: 'en', skin: 'slate' },
+      terminal: { cwd: '/new' }
+    }
+
+    const configClient: I18nConfigClient = {
+      getConfig: vi
+        .fn()
+        .mockResolvedValueOnce({ display: { language: 'en', skin: 'mono' }, terminal: { cwd: '/old' } })
+        .mockResolvedValueOnce(latestConfig),
+      saveConfig
+    }
+
+    render(
+      <I18nProvider configClient={configClient}>
+        <LanguageProbe />
+      </I18nProvider>
+    )
+
+    await waitFor(() => expect(screen.getByTestId('loading').textContent).toBe('false'))
+    fireEvent.click(screen.getByRole('button', { name: 'switch' }))
+
+    await waitFor(() => expect(saveConfig).toHaveBeenCalledTimes(1))
+    expect(saveConfig).toHaveBeenCalledWith({
+      display: { language: 'zh', skin: 'slate' },
+      terminal: { cwd: '/new' }
+    })
+  })
+
+  it('saves newly supported locales to display.language', async () => {
+    const saveConfig = vi.fn().mockResolvedValue({ ok: true })
+
+    const configClient: I18nConfigClient = {
+      getConfig: vi
+        .fn()
+        .mockResolvedValueOnce({ display: { language: 'en' } })
+        .mockResolvedValueOnce({ display: { language: 'en', skin: 'mono' } }),
+      saveConfig
+    }
+
+    render(
+      <I18nProvider configClient={configClient}>
+        <LanguageProbe target="ja" />
+      </I18nProvider>
+    )
+
+    await waitFor(() => expect(screen.getByTestId('loading').textContent).toBe('false'))
+    fireEvent.click(screen.getByRole('button', { name: 'switch' }))
+
+    await waitFor(() => expect(saveConfig).toHaveBeenCalledTimes(1))
+    expect(saveConfig).toHaveBeenCalledWith({ display: { language: 'ja', skin: 'mono' } })
+    expect(screen.getByTestId('locale').textContent).toBe('ja')
+  })
+
+  it('applies RTL direction for Arabic and restores LTR on switch back', async () => {
+    render(
+      <I18nProvider configClient={null} initialLocale="ar">
+        <LanguageProbe target="en" />
+      </I18nProvider>
+    )
+
+    expect(screen.getByTestId('locale').textContent).toBe('ar')
+    expect(document.documentElement.dir).toBe('rtl')
+    expect(document.documentElement.lang).toBe('ar')
+
+    fireEvent.click(screen.getByRole('button', { name: 'switch' }))
+
+    await waitFor(() => expect(screen.getByTestId('locale').textContent).toBe('en'))
+    expect(document.documentElement.dir).toBe('ltr')
+    expect(document.documentElement.lang).toBe('en')
+  })
+
+  it('rolls back the visible locale when saving fails', async () => {
+    const configClient: I18nConfigClient = {
+      getConfig: vi.fn().mockResolvedValue({ display: { language: 'en' } }),
+      saveConfig: vi.fn().mockRejectedValue(new Error('save failed'))
+    }
+
+    render(
+      <I18nProvider configClient={configClient}>
+        <LanguageProbe />
+      </I18nProvider>
+    )
+
+    await waitFor(() => expect(screen.getByTestId('loading').textContent).toBe('false'))
+    fireEvent.click(screen.getByRole('button', { name: 'switch' }))
+
+    await waitFor(() => expect(screen.getByTestId('save-error').textContent).toBe('save failed'))
+
+    expect(screen.getByTestId('locale').textContent).toBe('en')
+    expect(screen.getByTestId('label').textContent).toBe('Language')
+  })
+})