// @vitest-environment jsdom
//
// The [locale] mirror pages re-export the bare page and add getStaticPaths,
// which tells `voltro build` which locale-prefixed paths to emit. The default
// locale (en) is NOT listed — it lives at the bare path — so only /de is
// produced. We also confirm each mirror re-exports the base page + its meta.

import { describe, expect, test, vi } from 'vitest'

// The mirrors transitively import the base pages, which import @voltro/i18n.
// Stub it so importing the modules doesn't require the real i18n runtime.
vi.mock('@voltro/i18n', () => ({
  // The locale catalogs call these at module top-level; identity mirrors the
  // real (compile-time-only) implementations so importing them doesn't throw.
  defineCatalog: <T,>(c: T): T => c,
  defineLocale:
    () =>
    <T,>(c: T): T =>
      c,
  useLocale: () => 'en',
  useT: (id: string) => id,
  T: ({ id }: { id: string }) => id,
}))

const indexMirror = await import('./page')
const aboutMirror = await import('./about/page')

describe('home mirror — getStaticPaths', () => {
  test('emits only non-default locales (just /de)', async () => {
    const paths = await indexMirror.getStaticPaths()
    expect(paths).toEqual([{ params: { locale: 'de' } }])
  })

  test('re-exports the base page component + its meta function', () => {
    expect(typeof indexMirror.default).toBe('function')
    expect(indexMirror.meta({ locale: 'de' }).title).toBe('Start — Voltro i18n')
  })
})

describe('about mirror — getStaticPaths', () => {
  test('emits only non-default locales (just /de)', async () => {
    const paths = await aboutMirror.getStaticPaths()
    expect(paths).toEqual([{ params: { locale: 'de' } }])
  })

  test('re-exports the base page component + its meta function', () => {
    expect(typeof aboutMirror.default).toBe('function')
    expect(aboutMirror.meta({ locale: 'en' }).title).toBe('About — Voltro i18n')
  })
})