Issue #3179850 by claudiu.cristea: EntityTestAccessControlHandler allows...

Issue #3179850 by claudiu.cristea: EntityTestAccessControlHandler allows viewing an unpublished entity

(cherry picked from commit 7de47b04)

core/modules/system/tests/modules/entity_test/src/EntityTestAccessControlHandler.php

@@ -55,6 +55,9 @@ protected function checkAccess(EntityInterface $entity, $operation, AccountInter
           return AccessResult::allowedIfHasPermission($account, 'view test entity translations');
         }
       }
+      if ($entity instanceof EntityPublishedInterface && !$entity->isPublished()) {
+        return AccessResult::neutral('Unpublished entity');
+      }
       return AccessResult::allowedIfHasPermission($account, 'view test entity');
     }
     elseif (in_array($operation, ['update', 'delete'])) {