import * as fs from 'node:fs';
import * as os from 'node:os';
import * as path from 'node:path';
import { acquireRuntimeLock, readRuntimeLock, releaseRuntimeLock } from '../../src/comm/runtime-lock';

describe('runtime lock', () => {
  it('写入当前 pid，并在释放时删除锁文件', () => {
    const tempDir = fs.mkdtempSync(path.join(os.tmpdir(), 'neta-lock-'));
    const lockPath = path.join(tempDir, 'neta.lock');

    acquireRuntimeLock(lockPath);
    expect(readRuntimeLock(lockPath).pid).toBe(process.pid);

    releaseRuntimeLock(lockPath);
    expect(fs.existsSync(lockPath)).toBe(false);
  });
});
