From 985ff9e8aaa3470df845b80e13b3ce0077185e9e Mon Sep 17 00:00:00 2001
From: Wilmer Arambula <42547589+terabytesoftw@users.noreply.github.com>
Date: Mon, 3 Nov 2025 07:16:03 -0300
Subject: [PATCH] Fix PHP `8.5` `null` array offset deprecation warnings in
 `yiiunit\framework\rbac\ManagerTestCase` class. (#20674)

---
 tests/framework/rbac/ManagerTestCase.php | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/tests/framework/rbac/ManagerTestCase.php b/tests/framework/rbac/ManagerTestCase.php
index 19c71bcfac..ed21fcb848 100644
--- a/tests/framework/rbac/ManagerTestCase.php
+++ b/tests/framework/rbac/ManagerTestCase.php
@@ -190,7 +190,6 @@ abstract class ManagerTestCase extends TestCase
                 'updatePost' => false,
                 'updateAnyPost' => true,
                 'blablabla' => false,
-                null => false,
             ],
             'guest' => [
                 // all actions denied for guest (user not exists)
@@ -200,10 +199,13 @@ abstract class ManagerTestCase extends TestCase
                 'deletePost' => false,
                 'updateAnyPost' => false,
                 'blablabla' => false,
-                null => false,
             ],
         ];
 
+        // using null as an array key is deprecated in PHP 8.5
+        $invalidKey = PHP_VERSION_ID >= 80500 ? '' : null;
+        $testSuites['admin C'][$invalidKey] = false;
+        $testSuites['guest'][$invalidKey] = false;
         $params = ['authorID' => 'author B'];
 
         foreach ($testSuites as $user => $tests) {