diff --git a/core/modules/system/lib/Drupal/system/Tests/KeyValueStore/StorageTestBase.php b/core/modules/system/lib/Drupal/system/Tests/KeyValueStore/StorageTestBase.php
index 396f028..4a599c3 100644
--- a/core/modules/system/lib/Drupal/system/Tests/KeyValueStore/StorageTestBase.php
+++ b/core/modules/system/lib/Drupal/system/Tests/KeyValueStore/StorageTestBase.php
@@ -7,9 +7,13 @@
 
 namespace Drupal\system\Tests\KeyValueStore;
 
+use Drupal\Core\Authentication\AuthenticationManager;
+use Drupal\Core\Session\AccountProxy;
+use Drupal\Core\Session\AnonymousUserSession;
 use Drupal\simpletest\UnitTestBase;
 use Symfony\Component\DependencyInjection\ContainerBuilder;
 use Symfony\Component\DependencyInjection\Reference;
+use Symfony\Component\HttpFoundation\Request;
 
 /**
  * Base class for testing key-value storages.
@@ -63,6 +67,10 @@ protected function setUp() {
       ->register('keyvalue.expirable', 'Drupal\Core\KeyValueStore\KeyValueExpirableFactory')
       ->addArgument(new Reference('service_container'))
       ->addArgument(new Reference('settings'));
+
+    $account_proxy = new AccountProxy(new AuthenticationManager(), new Request());
+    $account_proxy->setAccount(new AnonymousUserSession());
+    $this->container->set('current_user', $account_proxy);
     // Define two data collections,
     $this->collections = array(0 => 'zero', 1 => 'one');