const { chromium } = require('playwright');
(async () => {
  const browser = await chromium.launch({ headless: true });
  const page = await (await browser.newContext({viewport:{width:1280,height:900}})).newPage();
  const logs = [];
  page.on('console', m => logs.push(m.text()));
  await page.goto('http://127.0.0.1:8099/buy-service/1/ministore', { waitUntil: 'load' }).catch(()=>{});
  await page.waitForTimeout(7000);
  console.log('=== path elements 打印（看是否有短路径）===');
  logs.filter(l => l.includes('path elements')).forEach(l => console.log('  ' + l.slice(0,80)));
  console.log('=== RangeError 之前的最后几条 console ===');
  const idx = logs.findIndex(l => l.includes('RangeError'));
  if (idx >= 0) logs.slice(Math.max(0,idx-4), idx).forEach(l => console.log('  ' + l.slice(0,90)));
  await browser.close();
})();