fix: test

Author: wuzihao051119

web/src/lib/utils/timeline-util.spec.ts

@@ -1,3 +1,4 @@
+import { locale } from '$lib/stores/preferences.store';
 import { parseUtcDate } from '$lib/utils/date-time';
 import { formatGroupTitle } from '$lib/utils/timeline-util';
 import { DateTime } from 'luxon';
@@ -16,48 +17,63 @@ describe('formatGroupTitle', () => {
 
   it('formats today', () => {
     const date = parseUtcDate('2024-07-27T01:00:00Z');
-    expect(formatGroupTitle(date.setLocale('en'))).toBe('today');
-    expect(formatGroupTitle(date.setLocale('es'))).toBe('hoy');
+    locale.set('en');
+    expect(formatGroupTitle(date)).toBe('today');
+    locale.set('es');
+    expect(formatGroupTitle(date)).toBe('hoy');
   });
 
   it('formats yesterday', () => {
     const date = parseUtcDate('2024-07-26T23:59:59Z');
-    expect(formatGroupTitle(date.setLocale('en'))).toBe('yesterday');
-    expect(formatGroupTitle(date.setLocale('fr'))).toBe('hier');
+    locale.set('en');
+    expect(formatGroupTitle(date)).toBe('yesterday');
+    locale.set('fr');
+    expect(formatGroupTitle(date)).toBe('hier');
   });
 
   it('formats last week', () => {
     const date = parseUtcDate('2024-07-21T00:00:00Z');
-    expect(formatGroupTitle(date.setLocale('en'))).toBe('Sunday');
-    expect(formatGroupTitle(date.setLocale('ar-SA'))).toBe('الأحد');
+    locale.set('en');
+    expect(formatGroupTitle(date)).toBe('Sunday');
+    locale.set('ar-SA')
+    expect(formatGroupTitle(date)).toBe('الأحد');
   });
 
   it('formats date 7 days ago', () => {
     const date = parseUtcDate('2024-07-20T00:00:00Z');
-    expect(formatGroupTitle(date.setLocale('en'))).toBe('Sat, Jul 20');
-    expect(formatGroupTitle(date.setLocale('de'))).toBe('Sa., 20. Juli');
+    locale.set('en');
+    expect(formatGroupTitle(date)).toBe('Sat, Jul 20');
+    locale.set('de')
+    expect(formatGroupTitle(date)).toBe('Sa., 20. Juli');
   });
 
   it('formats date this year', () => {
     const date = parseUtcDate('2020-01-01T00:00:00Z');
-    expect(formatGroupTitle(date.setLocale('en'))).toBe('Wed, Jan 1, 2020');
-    expect(formatGroupTitle(date.setLocale('ja'))).toBe('2020年1月1日(水)');
+    locale.set('en');
+    expect(formatGroupTitle(date)).toBe('Wed, Jan 1, 2020');
+    locale.set('ja')
+    expect(formatGroupTitle(date)).toBe('2020年1月1日(水)');
   });
 
   it('formats future date', () => {
     const tomorrow = parseUtcDate('2024-07-28T00:00:00Z');
-    expect(formatGroupTitle(tomorrow.setLocale('en'))).toBe('Sun, Jul 28');
+    locale.set('en')
+    expect(formatGroupTitle(tomorrow)).toBe('Sun, Jul 28');
 
     const nextMonth = parseUtcDate('2024-08-28T00:00:00Z');
-    expect(formatGroupTitle(nextMonth.setLocale('en'))).toBe('Wed, Aug 28');
+    locale.set('en');
+    expect(formatGroupTitle(nextMonth)).toBe('Wed, Aug 28');
 
     const nextYear = parseUtcDate('2025-01-10T12:00:00Z');
-    expect(formatGroupTitle(nextYear.setLocale('en'))).toBe('Fri, Jan 10, 2025');
+    locale.set('en');
+    expect(formatGroupTitle(nextYear)).toBe('Fri, Jan 10, 2025');
   });
 
   it('returns "Invalid DateTime" when date is invalid', () => {
     const date = DateTime.invalid('test');
-    expect(formatGroupTitle(date.setLocale('en'))).toBe('Invalid DateTime');
-    expect(formatGroupTitle(date.setLocale('es'))).toBe('Invalid DateTime');
+    locale.set('en');
+    expect(formatGroupTitle(date)).toBe('Invalid DateTime');
+    locale.set('es');
+    expect(formatGroupTitle(date)).toBe('Invalid DateTime');
   });
 });

web/src/lib/utils/timeline-util.ts

@@ -62,12 +62,12 @@ export function formatGroupTitle(_date: DateTime): string {
 
   // Today
   if (today.hasSame(date, 'day')) {
-    return date.toRelativeCalendar();
+    return date.toRelativeCalendar({ locale: get(locale) });
   }
 
   // Yesterday
   if (today.minus({ days: 1 }).hasSame(date, 'day')) {
-    return date.toRelativeCalendar();
+    return date.toRelativeCalendar({ locale: get(locale) });
   }
 
   // Last week