From 012cf3b8d42bb7528a7ee2faecdc7d9fef82b884 Mon Sep 17 00:00:00 2001
From: kenjis <kenji.uui@gmail.com>
Date: Sun, 12 Nov 2023 17:33:01 +0900
Subject: [PATCH] fix: ErrorException : Undefined variable $filterClasses

---
 system/Test/FilterTestTrait.php | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/system/Test/FilterTestTrait.php b/system/Test/FilterTestTrait.php
index 084a6cd082fc..9a75fcf838c0 100644
--- a/system/Test/FilterTestTrait.php
+++ b/system/Test/FilterTestTrait.php
@@ -125,6 +125,8 @@ protected function getFilterCaller($filter, string $position): Closure
             throw new InvalidArgumentException('Invalid filter position passed: ' . $position);
         }
 
+        $filterClasses = [$filter];
+
         if (is_string($filter)) {
             // Check for an alias (no namespace)
             if (strpos($filter, '\\') === false) {
@@ -132,10 +134,8 @@ protected function getFilterCaller($filter, string $position): Closure
                     throw new RuntimeException("No filter found with alias '{$filter}'");
                 }
 
-                $filterClasses = $this->filtersConfig->aliases[$filter];
+                $filterClasses = (array) $this->filtersConfig->aliases[$filter];
             }
-
-            $filterClasses = (array) $filterClasses;
         }
 
         foreach ($filterClasses as $class) {