refactor: show mileage data freshness

2026-08-07 15:50:24 +08:00
parent de2a0896c4
commit 8c6a3ad831
3 changed files with 38 additions and 4 deletions
@@ -0,0 +1,12 @@
+import assert from 'node:assert/strict';
+import test from 'node:test';
+import { formatMileageSnapshotTime } from './data-freshness.js';
+
+test('formats snapshot instants in Asia/Shanghai', () => {
+  assert.equal(formatMileageSnapshotTime('2026-08-07T07:45:06.000Z'), '15:45:06');
+});
+
+test('keeps historical date snapshots explicit', () => {
+  assert.equal(formatMileageSnapshotTime('2026-08-06'), '2026-08-06');
+  assert.equal(formatMileageSnapshotTime(null), '--:--:--');
+});