import { describe, expect, it } from 'vitest'
import { handoffAttachmentName, parseHandoffManifest } from './handoffManifest'

const UUID = '11111111-1111-4111-8111-111111111111'

const good = {
  version: 1,
  issue: 42,
  from: 'chw',
  createdAt: '2026-08-26T00:00:00Z',
  branch: 'feature/x',
  sessions: { implementSessionId: 'a' },
  profiles: {},
  claude: [{ id: UUID, kind: 'implement' }],
  codex: [],
}

describe('handoffAttachmentName', () => {
  it('固定命名', () => {
    expect(handoffAttachmentName(42)).toBe('spx-handoff-issue-42.tgz')
  })
})

describe('parseHandoffManifest', () => {
  it('合法清单原样返回', () => {
    expect(parseHandoffManifest(JSON.stringify(good), 42)).toEqual(good)
  })
  it('issue 不匹配 → 抛错', () => {
    expect(() => parseHandoffManifest(JSON.stringify(good), 43)).toThrow(/42/)
  })
  it('version 不是 1 → 抛错', () => {
    expect(() => parseHandoffManifest(JSON.stringify({ ...good, version: 2 }), 42)).toThrow(/version/)
  })
  it('claude 条目 kind 非法 → 抛错', () => {
    expect(() => parseHandoffManifest(JSON.stringify({ ...good, claude: [{ id: UUID, kind: 'x' }] }), 42)).toThrow(/claude/)
  })
  it('claude 条目 id 非 UUID（路径穿越）→ 抛错', () => {
    expect(() => parseHandoffManifest(JSON.stringify({ ...good, claude: [{ id: '../x', kind: 'implement' }] }), 42)).toThrow(/claude/)
  })
  it('codex 条目 id 非 UUID → 抛错', () => {
    expect(() => parseHandoffManifest(JSON.stringify({ ...good, codex: [{ id: 'not-a-uuid', relPath: '2026/08/26/rollout-x.jsonl' }] }), 42)).toThrow(/codex/)
  })
  it('不是 JSON → 抛错', () => {
    expect(() => parseHandoffManifest('nope', 42)).toThrow()
  })
  it('带 worktreePath → 原样带出', () => {
    const withPath = { ...good, worktreePath: '/Users/chw/wt/x' }
    expect(parseHandoffManifest(JSON.stringify(withPath), 42)).toEqual(withPath)
  })
  it('不带 worktreePath → 结果里没有这个 key', () => {
    expect(parseHandoffManifest(JSON.stringify(good), 42)).not.toHaveProperty('worktreePath')
  })
})