feat(provenance): locale-independent formatPostDate util

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-18 20:15:23 -04:00
parent f6d5353b3b
commit 63a7cbdde4
2 changed files with 30 additions and 0 deletions
@@ -0,0 +1,15 @@
+import { describe, it, expect } from 'vitest'
+import { formatPostDate } from '../src/utils/date.js'
+
+describe('formatPostDate', () => {
+  it('formats an ISO datetime as "Mon D, YYYY" in UTC', () => {
+    expect(formatPostDate('2023-08-01T00:00:00+00:00')).toBe('Aug 1, 2023')
+    expect(formatPostDate('2023-12-25T23:59:59Z')).toBe('Dec 25, 2023')
+  })
+
+  it('returns null for null/empty/invalid', () => {
+    expect(formatPostDate(null)).toBe(null)
+    expect(formatPostDate('')).toBe(null)
+    expect(formatPostDate('not-a-date')).toBe(null)
+  })
+})