ResourceObjectNormalizerCacherTest.php

<?php

namespace Drupal\Tests\jsonapi\Kernel\EventSubscriber;

use Drupal\Core\Cache\Cache;
use Drupal\Core\Cache\CacheableMetadata;
use Drupal\jsonapi\EventSubscriber\ResourceObjectNormalizationCacher;
use Drupal\jsonapi\JsonApiResource\ResourceObject;
use Drupal\jsonapi\Normalizer\Value\CacheableNormalization;
use Drupal\KernelTests\KernelTestBase;
use Drupal\user\Entity\User;
use Symfony\Component\HttpKernel\Event\PostResponseEvent;

/**
 * @coversDefaultClass \Drupal\jsonapi\EventSubscriber\ResourceObjectNormalizationCacher
 * @group jsonapi
 *
 * @internal
 */
class ResourceObjectNormalizerCacherTest extends KernelTestBase {
  
  /**
   * {@inheritdoc}
   */
  protected static $modules = [
    'serialization',
    'jsonapi',
    'user',
  ];
  
  /**
   * The JSON:API resource type repository.
   *
   * @var \Drupal\jsonapi\ResourceType\ResourceTypeRepositoryInterface
   */
  protected $resourceTypeRepository;
  
  /**
   * The JSON:API serializer.
   *
   * @var \Drupal\jsonapi\Serializer\Serializer
   */
  protected $serializer;
  
  /**
   * The object under test.
   *
   * @var \Drupal\jsonapi\EventSubscriber\ResourceObjectNormalizationCacher
   */
  protected $cacher;
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() {
    parent::setUp();
    $this->resourceTypeRepository = $this->container
      ->get('jsonapi.resource_type.repository');
    $this->serializer = $this->container
      ->get('jsonapi.serializer');
    $this->cacher = $this->container
      ->get('jsonapi.normalization_cacher');
  }
  
  /**
   * Tests that link normalization cache information is not lost.
   *
   * @see https://www.drupal.org/project/drupal/issues/3077287
   */
  public function testLinkNormalizationCacheability() {
    $user = User::create([
      'name' => $this->randomMachineName(),
      'pass' => $this->randomString(),
    ]);
    $resource_type = $this->resourceTypeRepository
      ->get($user->getEntityTypeId(), $user->bundle());
    $resource_object = ResourceObject::createFromEntity($resource_type, $user);
    $cache_tag_to_invalidate = 'link_normalization';
    $normalized_links = $this->serializer
      ->normalize($resource_object->getLinks(), 'api_json')
      ->withCacheableDependency((new CacheableMetadata())->addCacheTags([
      $cache_tag_to_invalidate,
    ]));
    assert($normalized_links instanceof CacheableNormalization);
    $normalization_parts = [
      ResourceObjectNormalizationCacher::RESOURCE_CACHE_SUBSET_BASE => [
        'type' => CacheableNormalization::permanent($resource_object->getTypeName()),
        'id' => CacheableNormalization::permanent($resource_object->getId()),
        'links' => $normalized_links,
      ],
      ResourceObjectNormalizationCacher::RESOURCE_CACHE_SUBSET_FIELDS => [],
    ];
    $this->cacher
      ->saveOnTerminate($resource_object, $normalization_parts);
    $event = $this->prophesize(PostResponseEvent::class);
    $this->cacher
      ->onTerminate($event->reveal());
    $this->assertNotFalse((bool) $this->cacher
      ->get($resource_object));
    Cache::invalidateTags([
      $cache_tag_to_invalidate,
    ]);
    $this->assertFalse((bool) $this->cacher
      ->get($resource_object));
  }

}