fix: calendar tests (#10004)

Author: snowystinger

packages/react-aria-components/test/Calendar.test.js

@@ -201,8 +201,10 @@ describe('Calendar', () => {
     expect(grids).toHaveLength(2);
 
     let formatter = new Intl.DateTimeFormat('en-US', {month: 'long', year: 'numeric'});
-    expect(grids[0]).toHaveAttribute('aria-label', 'Appointment date, ' + formatter.format(new Date()));
-    expect(grids[1]).toHaveAttribute('aria-label', 'Appointment date, ' + formatter.format(today(getLocalTimeZone()).add({months: 1}).toDate(getLocalTimeZone())));
+    let firstMonth = new CalendarDate(2026, 4, 1);
+    let tz = getLocalTimeZone();
+    expect(grids[0]).toHaveAttribute('aria-label', 'Appointment date, ' + formatter.format(firstMonth.toDate(tz)));
+    expect(grids[1]).toHaveAttribute('aria-label', 'Appointment date, ' + formatter.format(firstMonth.add({months: 1}).toDate(tz)));
 
     let headings = container.querySelectorAll('.react-aria-CalendarHeading');
     expect(headings).toHaveLength(2);

packages/react-aria-components/test/RangeCalendar.test.tsx

@@ -212,8 +212,10 @@ describe('RangeCalendar', () => {
     expect(grids).toHaveLength(2);
 
     let formatter = new Intl.DateTimeFormat('en-US', {month: 'long', year: 'numeric'});
-    expect(grids[0]).toHaveAttribute('aria-label', 'Trip dates, ' + formatter.format(new Date()));
-    expect(grids[1]).toHaveAttribute('aria-label', 'Trip dates, ' + formatter.format(today(getLocalTimeZone()).add({months: 1}).toDate(getLocalTimeZone())));
+    let firstMonth = new CalendarDate(2026, 4, 1);
+    let tz = getLocalTimeZone();
+    expect(grids[0]).toHaveAttribute('aria-label', 'Trip dates, ' + formatter.format(firstMonth.toDate(tz)));
+    expect(grids[1]).toHaveAttribute('aria-label', 'Trip dates, ' + formatter.format(firstMonth.add({months: 1}).toDate(tz)));
 
     let headings = container.querySelectorAll('.react-aria-CalendarHeading');
     expect(headings).toHaveLength(2);