<?php

declare(strict_types=1);

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

use Domain\Models\ValueObjects\Campaign\CampaignCoupon;
use Domain\Models\ValueObjects\Campaign\CampaignCouponArray;
use Domain\Models\ValueObjects\Coupon\CouponCode;
use Domain\Models\ValueObjects\PrintRules;

covers(CampaignCouponArray::class);

describe('campaign coupon array', function (): void {
    $coupon = new CampaignCoupon(
        new CouponCode('AAA01'),
        new PrintRules(maxPerCustomer: 3),
    );

    it('creates an array with valid coupons', function () use ($coupon): void {
        // GIVEN
        $coupons = [$coupon, $coupon];

        // WHEN
        $array = new CampaignCouponArray($coupons);

        // THEN
        expect($array->value)->toBe($coupons);
    });

    it('rejects an empty array', function (): void {
        // GIVEN / WHEN
        $action = fn (): CampaignCouponArray => new CampaignCouponArray([]);

        // THEN
        expect($action)->toThrow(\DomainException::class, 'Coupons requires at least one CampaignCoupon.');
    });

    it('rejects a non-coupon element', function (): void {
        // GIVEN / WHEN
        $action = fn (): CampaignCouponArray => new CampaignCouponArray(['PC1']);

        // THEN
        expect($action)->toThrow(\DomainException::class, 'Coupons must be CampaignCoupon instances.');
    });

    it('rejects a non-coupon element mixed with valid coupons', function () use ($coupon): void {
        // GIVEN
        $coupons = [$coupon, 'PC1'];

        // WHEN
        $action = fn (): CampaignCouponArray => new CampaignCouponArray($coupons);

        // THEN
        expect($action)->toThrow(\DomainException::class, 'Coupons must be CampaignCoupon instances.');
    });
});