selfrelease
40 lines
1.4 KiB
JavaScript
40 lines
1.4 KiB
JavaScript
// 简易性能基准 — 对应 T-1.8 性能验收。
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// 用法：先启动 API（node dist/main.js），再 `node bench.mjs`
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const BASE = process.env.BENCH_BASE || 'http://127.0.0.1:3001';
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const N = Number(process.env.BENCH_N || 200);
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function pct(arr, p) {
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const s = [...arr].sort((a, b) => a - b);
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return s[Math.min(s.length - 1, Math.floor((p / 100) * s.length))];
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}
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async function bench(name, path, threshold) {
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const lat = [];
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// 预热
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for (let i = 0; i < 5; i++) await fetch(`${BASE}${path}`);
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for (let i = 0; i < N; i++) {
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const t = performance.now();
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const res = await fetch(`${BASE}${path}`);
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await res.text();
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lat.push(performance.now() - t);
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}
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const p50 = pct(lat, 50);
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const p95 = pct(lat, 95);
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const ok = p95 < threshold;
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console.log(
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`${ok ? '✓' : '✗'} ${name.padEnd(16)} p50=${p50.toFixed(1)}ms ` +
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`p95=${p95.toFixed(1)}ms (阈值 ${threshold}ms)`,
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);
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return ok;
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}
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const results = [];
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results.push(await bench('list', '/api/models?pageSize=24', 1500));
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results.push(await bench('list+filter', '/api/models?category=动车组&sort=max_speed_value&order=desc', 1500));
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results.push(await bench('detail', '/api/models/1', 1500));
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results.push(await bench('search', '/api/search?q=HXD', 500));
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const allOk = results.every(Boolean);
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console.log(`\n基准结果：${allOk ? '全部达标 ✓' : '存在未达标项 ✗'}（每项 ${N} 次请求）`);
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process.exit(allOk ? 0 : 1);
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