SerializeResponseTest.php

<?php

declare (strict_types=1);
namespace Drupal\Tests\big_pipe\Kernel;

use Drupal\big_pipe\Render\BigPipeResponse;
use Drupal\Core\Render\HtmlResponse;
use Drupal\KernelTests\KernelTestBase;

/**
 * Tests that big_pipe responses can be serialized.
 *
 * @group big_pipe
 */
class SerializeResponseTest extends KernelTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'big_pipe',
    ];
    
    /**
     * Tests that big_pipe responses can be serialized.
     *
     * @throws \Exception
     */
    public function testSerialize() : void {
        $response = new BigPipeResponse(new HtmlResponse());
        $this->assertIsString(serialize($response));
        // Checks that the response can be serialized after the big_pipe service is injected.
        $response->setBigPipeService($this->container
            ->get('big_pipe'));
        $this->assertIsString(serialize($response));
    }

}