diff --git a/tests/ArgTest.php b/tests/ArgTest.php
index c931d1243a6..3a463e89bbb 100644
--- a/tests/ArgTest.php
+++ b/tests/ArgTest.php
@@ -699,6 +699,24 @@ function takesObject($_o): void {}
                 ',
                 'error_message' => 'ArgumentTypeCoercion',
             ],
+            'MissingMandatoryParamWithNamedParams' => [
+                '<?php
+                class User
+                {
+                    public function __construct(
+                        protected string $name,
+                        protected string $problematicOne,
+                        protected string $id = "",
+                    ){}
+                }
+
+                new User(
+                name: "John",
+                id: "asd",
+                );
+                ',
+                'error_message' => 'TooFewArguments',
+            ],
         ];
     }
 }