shlink/module/Core/test-api/Action/QrCodeTest.php

<?php

declare(strict_types=1);

namespace ShlinkioApiTest\Shlink\Core\Action;

use PHPUnit\Framework\Attributes\Test;
use Shlinkio\Shlink\TestUtils\ApiTest\ApiTestCase;

class QrCodeTest extends ApiTestCase
{
    #[Test]
    public function returnsQrCodeEvenIfShortUrlIsNotEnabled(): void
    {
        // The QR code successfully resolves at first
        $response = $this->callShortUrl('custom/qr-code');
        self::assertEquals(200, $response->getStatusCode());

        // This short URL allow max 2 visits
        $this->callShortUrl('custom');
        $this->callShortUrl('custom');

        // After 2 visits, the short URL returns a 404, but the QR code should still work
        self::assertEquals(404, $this->callShortUrl('custom')->getStatusCode());
        self::assertEquals(200, $this->callShortUrl('custom/qr-code')->getStatusCode());
    }
}