Function setupCodexSkillDir

test/codex-e2e-plan-format.test.ts:127–148

(tmpPrefix: string, skillName: 'plan-ceo-review' | 'plan-eng-review')

`;

function setupCodexSkillDir(tmpPrefix: string, skillName: 'plan-ceo-review' | 'plan-eng-review'): { skillDir: string; planDir: string; outFile: string } {
  const planDir = fs.mkdtempSync(path.join(os.tmpdir(), tmpPrefix));
  const run = (cmd: string, args: string[]) =>
    spawnSync(cmd, args, { cwd: planDir, stdio: 'pipe', timeout: 5000 });

  run('git', ['init', '-b', 'main']);
  run('git', ['config', 'user.email', 'test@test.com']);
  run('git', ['config', 'user.name', 'Test']);

  fs.writeFileSync(path.join(planDir, 'plan.md'), SAMPLE_PLAN);
  run('git', ['add', '.']);
  run('git', ['commit', '-m', 'add plan']);

  // Codex skill lives in .agents/skills/gstack-{name}/ per the gstack host convention.
  const codexSkillSource = path.join(ROOT, '.agents', 'skills', `gstack-${skillName}`);
  const skillDir = path.join(planDir, '.agents', 'skills', `gstack-${skillName}`);
  fs.mkdirSync(skillDir, { recursive: true });
  fs.cpSync(codexSkillSource, skillDir, { recursive: true });

  const outFile = path.join(planDir, 'ask-capture.md');
  return { skillDir, planDir, outFile };
}

// Capture instruction — same shape as the Claude version. Codex may ignore tool calls,
// so we tell it to write prose to the file directly.