feat(M01-B): 严格转换旧库订单金额

2026-06-18 09:40:40 +08:00
parent 2715405c7d
commit b8b384ed67
5 changed files with 273 additions and 5 deletions
@@ -0,0 +1,45 @@
+import assert from 'node:assert/strict';
+import {
+  legacyDecimalToCents,
+  MYSQL_UNSIGNED_INT_MAX
+} from '../dist/db/legacy-money.js';
+
+assert.equal(legacyDecimalToCents('0'), 0);
+assert.equal(legacyDecimalToCents('0.01'), 1);
+assert.equal(legacyDecimalToCents('12.3'), 1230);
+assert.equal(legacyDecimalToCents('12.34'), 1234);
+assert.equal(legacyDecimalToCents(12.34), 1234);
+assert.equal(legacyDecimalToCents('42949672.95'), MYSQL_UNSIGNED_INT_MAX);
+assert.equal(legacyDecimalToCents(null, { nullable: true }), null);
+
+for (const invalidValue of [
+  '',
+  ' 1.00',
+  '1.00 ',
+  '-0.01',
+  '+1.00',
+  '1.001',
+  '1e2',
+  'NaN',
+  Number.NaN,
+  Number.POSITIVE_INFINITY,
+  {},
+  null
+]) {
+  assert.throws(
+    () => legacyDecimalToCents(invalidValue),
+    /Legacy money/
+  );
+}
+
+assert.throws(
+  () => legacyDecimalToCents('42949672.96', { field: 'member_order_info.price' }),
+  /member_order_info\.price.*exceeds/
+);
+
+assert.throws(
+  () => legacyDecimalToCents('1.00', { maxCents: Number.MAX_SAFE_INTEGER + 1 }),
+  /maxCents/
+);
+
+console.log('PASS: legacy DECIMAL money conversion is exact and bounded.');