// Task 3 用例 1：theme.manifest 满足 contracts 冻结守卫 isThemeManifest，
// 且 pilot 主题的关键字面量（key/version/renderContractVersion/内容类型/必填配置/七模板）钉死。
import { describe, expect, it } from 'vitest'
import { isThemeManifest } from '@sf/contracts'
import themeManifest from '../theme.manifest.js'

describe('theme.manifest（contracts 冻结面）', () => {
  it('isThemeManifest 守卫通过', () => {
    expect(isThemeManifest(themeManifest)).toBe(true)
  })

  it('关键字段：key/version/renderContractVersion/supportedContentTypes/requiredSiteConfig', () => {
    expect(themeManifest.key).toBe('pilot-minimal')
    expect(themeManifest.version).toBe('0.1.0')
    expect(themeManifest.renderContractVersion).toBe('1')
    expect(themeManifest.supportedContentTypes).toStrictEqual(['news_article', 'product', 'basic_page'])
    expect(themeManifest.requiredSiteConfig).toStrictEqual(['name', 'origin', 'locale'])
  })

  it('templates 恰七条目：home/page/product-list/product-detail/news-list/news-detail/not-found（key 唯一、appliesTo 非空）', () => {
    expect(themeManifest.templates.map((t) => t.key)).toStrictEqual([
      'home',
      'page',
      'product-list',
      'product-detail',
      'news-list',
      'news-detail',
      'not-found',
    ])
    expect(new Set(themeManifest.templates.map((t) => t.key)).size).toBe(7)
    for (const t of themeManifest.templates) {
      expect(typeof t.appliesTo).toBe('string')
      expect(t.appliesTo).not.toBe('')
    }
  })

  it('守卫面的反例仍然成立（守卫不是恒真）', () => {
    expect(isThemeManifest({ key: 'x', version: 'not-semver', renderContractVersion: '1' })).toBe(false)
  })
})