<?php

declare(strict_types=1);

namespace Drupal\KernelTests\Core\Cache;

use Drupal\Component\Datetime\TimeInterface;
use Drupal\Core\Cache\MemoryBackend;
use PHPUnit\Framework\Attributes\Group;
use PHPUnit\Framework\Attributes\RunTestsInSeparateProcesses;

/**
 * Unit test of the memory cache backend using the generic cache unit test base.
 */
#[Group('Cache')]
#[RunTestsInSeparateProcesses]
class MemoryBackendTest extends GenericCacheBackendUnitTestBase {

  /**
   * Creates a new instance of MemoryBackend.
   *
   * @return \Drupal\Core\Cache\CacheBackendInterface
   *   A new MemoryBackend object.
   */
  protected function createCacheBackend($bin): MemoryBackend {
    $backend = new MemoryBackend(\Drupal::service(TimeInterface::class));
    \Drupal::service('cache_tags.invalidator')->addInvalidator($backend);
    return $backend;
  }

}