Issue #3440180 by mondrake: Fix wrong getStatus() call in MenuAccessTest

core/modules/system/tests/src/Functional/Menu/MenuAccessTest.php

@@ -393,7 +393,8 @@ private function assertUserRoutesAccess(AccountInterface $user, array $expectedA
     $actualInaccessibleRoutes = [];
     foreach ($allRoutes as $route) {
       $this->drupalGet(Url::fromRoute($route));
-      switch ($this->getSession()->getStatusCode()) {
+      $requestStatus = $this->getSession()->getStatusCode();
+      switch ($requestStatus) {
         case 200:
           $actualAccessibleRoutes[] = $route;
           break;
@@ -403,7 +404,7 @@ private function assertUserRoutesAccess(AccountInterface $user, array $expectedA
           break;
 
         default:
-          throw new \UnexpectedValueException("Unexpected status code {$this->getStatus()} for route $route");
+          throw new \UnexpectedValueException("Unexpected status code {$requestStatus} for route {$route}");
 
       }
     }