redesign the homepage

storefront/src/components/BookingForm.boundary.test.ts

@@ -0,0 +1,29 @@
+import { describe, expect, it } from 'vitest'
+import { calculateBookingTotalDays, normalizeOptionalText, resolveReturnLocation } from './BookingForm'
+
+describe('BookingForm helpers', () => {
+  it('calculates booking nights from date-only inputs', () => {
+    expect(calculateBookingTotalDays('2026-06-09', '2026-06-10')).toBe(1)
+    expect(calculateBookingTotalDays('2026-06-09', '2026-06-16')).toBe(7)
+  })
+
+  it('never returns a negative total for reversed or incomplete dates', () => {
+    expect(calculateBookingTotalDays('2026-06-16', '2026-06-09')).toBe(0)
+    expect(calculateBookingTotalDays('', '2026-06-09')).toBe(0)
+    expect(calculateBookingTotalDays('2026-06-09', '')).toBe(0)
+  })
+
+  it('uses pickup location for same-location returns', () => {
+    expect(resolveReturnLocation({ dropoffMode: 'same', pickupLocation: 'Marrakesh Airport', returnLocation: 'Casablanca' })).toBe('Marrakesh Airport')
+  })
+
+  it('uses the explicit return location for different dropoffs and preserves an unset optional value', () => {
+    expect(resolveReturnLocation({ dropoffMode: 'different', pickupLocation: 'Marrakesh', returnLocation: 'Casablanca' })).toBe('Casablanca')
+    expect(resolveReturnLocation({ dropoffMode: 'different', pickupLocation: 'Marrakesh', returnLocation: '' })).toBeUndefined()
+  })
+
+  it('normalizes optional free-text fields without leaking empty strings into payloads', () => {
+    expect(normalizeOptionalText('  flight lands at 9  ')).toBe('flight lands at 9')
+    expect(normalizeOptionalText('   ')).toBeUndefined()
+  })
+})