MAGETWO-99460: Custom status overrides standard state in dropdowns after being assigned

Author: romadjelf

dev/tests/integration/testsuite/Magento/Sales/Model/Order/ConfigTest.php

@@ -3,6 +3,8 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
+
 namespace Magento\Sales\Model\Order;
 
 use Magento\TestFramework\Helper\Bootstrap;
@@ -21,7 +23,7 @@ class ConfigTest extends \PHPUnit\Framework\TestCase
     /**
      * @var Config
      */
-    protected $orderConfig;
+    private $orderConfig;
 
     /**
      * @inheritdoc