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protected function ChainedFastBackendTest::createCacheBackend in Drupal 8

Same name and namespace in other branches
  1. 9 core/tests/Drupal/KernelTests/Core/Cache/ChainedFastBackendTest.php \Drupal\KernelTests\Core\Cache\ChainedFastBackendTest::createCacheBackend()

Creates a new instance of ChainedFastBackend.

Return value

\Drupal\Core\Cache\ChainedFastBackend A new ChainedFastBackend object.

Overrides GenericCacheBackendUnitTestBase::createCacheBackend

File

core/tests/Drupal/KernelTests/Core/Cache/ChainedFastBackendTest.php, line 22

Class

ChainedFastBackendTest
Unit test of the fast chained backend using the generic cache unit test base.

Namespace

Drupal\KernelTests\Core\Cache

Code

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;
}