feat(pricing): 开发定价方案

2026-09-28 17:34:33 +08:00
parent a29dd92676
commit 84b230e69a
54 changed files with 6264 additions and 236 deletions
@@ -0,0 +1,17 @@
+import assert from 'node:assert/strict';
+import { test } from 'node:test';
+import { parseCbrCny } from '../src/exchange-rate-sync.ts';
+const xml = (nominal, value) =>
+    `<ValCurs Date="28.09.2026"><Valute ID="CNY"><CharCode>CNY</CharCode><Nominal>${nominal}</Nominal><Value>${value}</Value></Valute></ValCurs>`;
+test('CBR 按面额做精确十进制换算', () => {
+    assert.deepEqual(parseCbrCny(xml(10, '123,4567')), {
+        effectiveOn: '2026-09-28',
+        rate: '12.3456700000',
+    });
+    assert.equal(parseCbrCny(xml(3, '1,0000')).rate, '0.3333333333');
+});
+test('缺失货币、非法日期和零面额不能覆盖有效汇率', () => {
+    assert.throws(() => parseCbrCny('<error/>'));
+    assert.throws(() => parseCbrCny(xml(0, '12,3')));
+    assert.throws(() => parseCbrCny(xml(1, '12,3').replace('28.09', '32.09')));
+});