fix: 修复设备跨时区时间与在线状态

2026-07-25 00:23:53 +08:00 · 2026-07-14 10:08:23 +08:00
parent ad3fb4d8c8
commit dbeda01697
11 changed files with 543 additions and 104 deletions
@@ -0,0 +1,52 @@
+import assert from 'node:assert/strict';
+import test from 'node:test';
+
+import {
+  compareTimestamps,
+  formatCreateDate,
+  formatTimestamp,
+  parseTimestamp,
+} from '../src/utils/deviceTime.mjs';
+
+const TIMESTAMP = 1783689702000;
+
+test('accepts epoch milliseconds as a number or numeric string', () => {
+  assert.equal(parseTimestamp(TIMESTAMP), TIMESTAMP);
+  assert.equal(parseTimestamp(String(TIMESTAMP)), TIMESTAMP);
+  assert.equal(parseTimestamp(`  ${TIMESTAMP}  `), TIMESTAMP);
+});
+
+test('rejects missing, invalid and non-scalar timestamp values', () => {
+  const invalidValues = [null, undefined, '', '   ', 'invalid', true, {}, [], Infinity, Number.MAX_VALUE];
+
+  invalidValues.forEach(value => assert.equal(parseTimestamp(value), null));
+  assert.equal(formatTimestamp('invalid'), '-');
+});
+
+test('falls back to the legacy createDate only when the timestamp is missing', () => {
+  const legacyDate = '2026-07-10 21:21:42';
+  const formatter = timestamp => `local:${timestamp}`;
+
+  assert.equal(formatCreateDate(undefined, legacyDate, formatter), legacyDate);
+  assert.equal(formatCreateDate('', legacyDate, formatter), legacyDate);
+  assert.equal(formatCreateDate('invalid', legacyDate, formatter), '-');
+  assert.equal(formatCreateDate(String(TIMESTAMP), legacyDate, formatter), `local:${TIMESTAMP}`);
+});
+
+test('formats the same instant consistently in each browser time zone', () => {
+  const formatter = timeZone => timestamp => new Date(timestamp).toLocaleString('en-US', { timeZone });
+
+  for (const timeZone of ['Asia/Shanghai', 'America/Sao_Paulo']) {
+    assert.equal(
+      formatTimestamp(TIMESTAMP, formatter(timeZone)),
+      formatTimestamp(String(TIMESTAMP), formatter(timeZone)),
+    );
+  }
+});
+
+test('sorts valid epoch values first and leaves invalid values at the end', () => {
+  const timestamps = [null, TIMESTAMP + 1, undefined, TIMESTAMP];
+
+  assert.deepEqual(timestamps.sort(compareTimestamps), [TIMESTAMP, TIMESTAMP + 1, null, undefined]);
+  assert.equal(compareTimestamps(null, undefined), 0);
+});