CacheCollectorTest.php in Drupal 8

Namespace

Drupal\KernelTests\Core\Cache

File

core/tests/Drupal/KernelTests/Core/Cache/CacheCollectorTest.php

<?php

namespace Drupal\KernelTests\Core\Cache;

use Drupal\Core\DependencyInjection\ContainerBuilder;
use Drupal\KernelTests\KernelTestBase;
use Drupal\Tests\Core\Cache\CacheCollectorHelper;
use Symfony\Component\DependencyInjection\Reference;

/**
 * Tests DatabaseBackend cache tag implementation.
 *
 * @group Cache
 */
class CacheCollectorTest extends KernelTestBase {

  /**
   * {@inheritdoc}
   */
  public function register(ContainerBuilder $container) {
    parent::register($container);

    // Change container to database cache backends.
    $container
      ->register('cache_factory', 'Drupal\\Core\\Cache\\CacheFactory')
      ->addArgument(new Reference('settings'))
      ->addMethodCall('setContainer', [
      new Reference('service_container'),
    ]);

    // Change container to use database lock backends.
    $container
      ->register('lock', 'Drupal\\Core\\Lock\\DatabaseLockBackend')
      ->addArgument(new Reference('database'));
  }

  /**
   * Tests setting and invalidating
   *
   * @dataProvider providerTestInvalidCharacters
   */
  public function testCacheCollector($cid, $key, $value) {
    $collector = new CacheCollectorHelper($cid, $this->container
      ->get('cache.default'), $this->container
      ->get('lock'));
    $this
      ->assertNull($collector
      ->get($key));
    $collector
      ->set($key, $value);
    $this
      ->assertEquals($value, $collector
      ->get($key));
    $collector
      ->destruct();

    // @todo Shouldn't this be empty after destruction?
    $this
      ->assertEquals($value, $collector
      ->get($key));
  }

  /**
   * Data provider for ::testCacheCollector().
   */
  public function providerTestInvalidCharacters() {
    return [
      // Nothing special.
      [
        'foo',
        'bar',
        'baz',
      ],
      // Invalid characters in CID.
      [
        'éøïвβ中國書۞',
        'foo',
        'bar',
      ],
      // Really long CID.
      [
        $this
          ->randomString(1024),
        'foo',
        'bar',
      ],
    ];
  }

}

Classes

Name	Description
CacheCollectorTest	Tests DatabaseBackend cache tag implementation.