<?php

declare(strict_types=1);

namespace Tests\Unit\Domain\Models\ValueObjects\Coupon;

use Domain\Models\ValueObjects\Coupon\CouponAvailabilityCalendar;

covers(CouponAvailabilityCalendar::class);

describe('coupon availability calendar', function (): void {
    it('creates a valid coupon availability calendar', function (): void {
        // GIVEN
        $periods = ['2026-08-25', '2026-10-31'];

        // WHEN
        $couponAvailabilityCalendar = new CouponAvailabilityCalendar($periods);

        // THEN
        expect($couponAvailabilityCalendar->periods)->toBe($periods);
    });

    it('rejects invalid coupon availability calendar', function (): void {
        // GIVEN
        $periods = [];

        // GIVEN / THEN
        expect(fn (): CouponAvailabilityCalendar => new CouponAvailabilityCalendar($periods))->toThrow(\DomainException::class);
    });
});