import { execFileSync } from 'node:child_process'
import { mkdirSync, mkdtempSync, writeFileSync } from 'node:fs'
import { join } from 'node:path'
import { tmpdir } from 'node:os'
import { describe, expect, it } from 'vitest'

describe('AI component hallucination gate', () => {
  it('accepts actual feature component usage against the shared export manifest', () => {
    const validator = join(process.cwd(), '..', 'scripts', 'validate-kbx-ai-components.mjs')
    const output = execFileSync(process.execPath, [validator, '--root', '.'], { cwd: process.cwd(), encoding: 'utf8' })
    expect(output).toContain('failures=0')
  })

  it('rejects an unknown AI-generated component against the same manifest contract', () => {
    const validator = join(process.cwd(), '..', 'scripts', 'validate-kbx-ai-components.mjs')
    const root = mkdtempSync(join(tmpdir(), 'kbx-ai-component-'))
    mkdirSync(join(root, 'src', 'features', 'fixture'), { recursive: true })
    mkdirSync(join(root, 'src', 'shared', 'ui', 'components'), { recursive: true })
    writeFileSync(join(root, 'src', 'shared', 'ui', 'components', 'index.ts'), "export { default as KsButton } from './KsButton.vue'\n")
    writeFileSync(join(root, 'src', 'features', 'fixture', 'Example.vue'), '<template><KbxMagicSearch /></template>')
    expect(() => execFileSync(process.execPath, [validator, '--root', root], { encoding: 'utf8' })).toThrow()
  })
})