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- <?php
- namespace Drupal\KernelTests\Core\Cache;
- use Drupal\Core\Cache\ChainedFastBackend;
- use Drupal\Core\Cache\DatabaseBackend;
- use Drupal\Core\Cache\PhpBackend;
- /**
- * Unit test of the fast chained backend using the generic cache unit test base.
- *
- * @group Cache
- */
- class ChainedFastBackendTest extends GenericCacheBackendUnitTestBase {
- /**
- * Creates a new instance of ChainedFastBackend.
- *
- * @return \Drupal\Core\Cache\ChainedFastBackend
- * A new ChainedFastBackend object.
- */
- protected function createCacheBackend($bin) {
- $consistent_backend = new DatabaseBackend(\Drupal::service('database'), \Drupal::service('cache_tags.invalidator.checksum'), $bin, 100);
- $fast_backend = new PhpBackend($bin, \Drupal::service('cache_tags.invalidator.checksum'));
- $backend = new ChainedFastBackend($consistent_backend, $fast_backend, $bin);
- // Explicitly register the cache bin as it can not work through the
- // cache bin list in the container.
- \Drupal::service('cache_tags.invalidator')->addInvalidator($backend);
- return $backend;
- }
- }
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