diff --git a/core/tests/Drupal/Tests/Core/Entity/EntityManagerTest.php b/core/tests/Drupal/Tests/Core/Entity/EntityManagerTest.php
index 52ad74a..7c8ae4d 100644
--- a/core/tests/Drupal/Tests/Core/Entity/EntityManagerTest.php
+++ b/core/tests/Drupal/Tests/Core/Entity/EntityManagerTest.php
@@ -269,7 +269,7 @@ public function testGetStorageController() {
       'apple' => $apple,
     ));
 
-    $this->entityManager->getStorageController('apple');
+    $this->assertInstanceOf('Drupal\Tests\Core\Entity\TestEntityController', $this->entityManager->getStorageController('apple'));
   }
 
   /**
@@ -284,7 +284,7 @@ public function testGetListController() {
       'apple' => $apple,
     ));
 
-    $this->entityManager->getListController('apple');
+    $this->assertInstanceOf('Drupal\Tests\Core\Entity\TestEntityController', $this->entityManager->getListController('apple'));
   }
 
   /**
@@ -299,7 +299,7 @@ public function testGetViewBuilderController() {
       'apple' => $apple,
     ));
 
-    $this->entityManager->getViewBuilder('apple');
+    $this->assertInstanceOf('Drupal\Tests\Core\Entity\TestEntityController', $this->entityManager->getViewBuilder('apple'));
   }
 
   /**
@@ -314,7 +314,7 @@ public function testGetAccessController() {
       'apple' => $apple,
     ));
 
-    $this->entityManager->getAccessController('apple');
+    $this->assertInstanceOf('Drupal\Tests\Core\Entity\TestEntityController', $this->entityManager->getAccessController('apple'));
   }
 
   /**