test: strengthen customs and fulfillment acceptance boundaries

scripts/admin-test-env-modules/merchant-qualification-fixture-contract.test.mjs

@@ -1,11 +1,37 @@
 import assert from 'node:assert/strict'
 import { readFileSync } from 'node:fs'
 import test from 'node:test'
+import { qualificationCreditCode } from './merchant-qualification-fixture.mjs'
 
 const acceptance = readFileSync(new URL('../admin-test-env-acceptance.mjs', import.meta.url), 'utf8')
 const fixture = readFileSync(new URL('./merchant-qualification-fixture.mjs', import.meta.url), 'utf8')
 const orders = readFileSync(new URL('./orders.mjs', import.meta.url), 'utf8')
 
+test('credit codes distinguish repeated CUSTOMER-B and SIGNED-B fixtures using the complete marker', () => {
+  const customerId = '2100000000000000001'
+  const values = []
+  for (const ending of ['CUSTOMER-B', 'SIGNED-B']) {
+    const firstMarker = `ADMIN-API-20260930121500000-${ending}`
+    const secondMarker = `ADMIN-API-20260930121600000-${ending}`
+    const first = qualificationCreditCode(firstMarker, customerId)
+    const second = qualificationCreditCode(secondMarker, customerId)
+    assert.notEqual(first, second, `时间不同但后缀同为 ${ending} 必须生成不同代码`)
+    assert.equal(qualificationCreditCode(firstMarker, customerId), first)
+    for (const value of [first, second]) assert.match(value, /^91440300[0-9A-F]{10}$/)
+    values.push(first, second)
+  }
+  assert.equal(new Set(values).size, values.length)
+  assert.match(fixture, /unifiedSocialCreditCode = qualificationCreditCode\(context\.marker, tenantId\)/)
+})
+
+test('a new real customer under the same marker receives a distinct stable code', () => {
+  const marker = 'ADMIN-API-20260930121500000-CUSTOMER-B'
+  assert.notEqual(qualificationCreditCode(marker, '2100000000000000001'),
+    qualificationCreditCode(marker, '2100000000000000002'))
+  assert.throws(() => qualificationCreditCode('', '2100000000000000001'), /完整批次标识/)
+  assert.throws(() => qualificationCreditCode(marker, ''), /真实客户编号/)
+})
+
 test('默认全量验收先准备已审核商户再运行订单链路', () => {
   const modules = acceptance.match(/const CONFIGURED_MODULES = \[([^\n]+)\]/)?.[1] || ''
   assert.match(modules, /^'merchant-qualification-fixture', 'customers'/)