修正

tests/system.test.mjs

@@ -2,6 +2,7 @@ import { spawn } from 'node:child_process';
 import { pbkdf2Sync, randomBytes } from 'node:crypto';
 import { readFile, rm } from 'node:fs/promises';
 import { resolve } from 'node:path';
+import { createServer as createNetServer } from 'node:net';
 import assert from 'node:assert/strict';
 import ExcelJS from 'exceljs';
 import { createDatabase, relationalTables } from '../database.mjs';
@@ -13,7 +14,14 @@ import { buildCenterMaterialsWorkbook, buildWorkbook } from '../excel.mjs';
 
 const root = resolve(process.cwd());
 assert.equal(totpAtStep('GEZDGNBVGY3TQOJQGEZDGNBVGY3TQOJQ', 1), '287082', 'TOTP 实现应符合 RFC 6238 SHA-1 测试向量的 6 位结果');
-const port = 4182;
+const port = await new Promise((resolvePort, rejectPort) => {
+  const probe = createNetServer();
+  probe.once('error', rejectPort);
+  probe.listen(0, '127.0.0.1', () => {
+    const selectedPort = probe.address().port;
+    probe.close(error => error ? rejectPort(error) : resolvePort(selectedPort));
+  });
+});
 const baseUrl = `http://127.0.0.1:${port}`;
 const testDb = resolve(root, 'data', 'test-db.sqlite');
 const mysqlRuleSchemas = mysqlSchema.filter(statement => /CREATE TABLE IF NOT EXISTS (?:admission_number_rules|number_rules)\b/.test(statement));
@@ -961,8 +969,11 @@ try {
   console.log('✓ 成绩录入、发布与考生查询');
   console.log('✓ 成绩复议、班级审批、范围匹配与多人均分');
 } finally {
-  server.kill('SIGTERM');
-  await new Promise(resolveWait => server.once('exit', resolveWait));
+  if (server.exitCode == null && server.signalCode == null) {
+    const serverExit = new Promise(resolveWait => server.once('exit', resolveWait));
+    server.kill('SIGTERM');
+    await serverExit;
+  }
   await rm(testDb, { force: true });
   await rm(`${testDb}-shm`, { force: true });
   await rm(`${testDb}-wal`, { force: true });