[12.x] Class uses recursive

src/Illuminate/Foundation/Testing/Concerns/InteractsWithTestCaseLifecycle.php

@@ -31,6 +31,7 @@
 use Illuminate\Support\Facades\Facade;
 use Illuminate\Support\Facades\ParallelTesting;
 use Illuminate\Support\Once;
+use Illuminate\Support\Reflector;
 use Illuminate\Support\Sleep;
 use Illuminate\Support\Str;
 use Illuminate\View\Component;
@@ -181,6 +182,7 @@ protected function tearDownTheTestEnvironment(): void
         Once::flush();
         PreventRequestsDuringMaintenance::flushState();
         Queue::createPayloadUsing(null);
+        Reflector::flushState();
         RegisterProviders::flushState();
         Sleep::fake(false);
         TrimStrings::flushState();

src/Illuminate/Support/Reflector.php

@@ -11,6 +11,43 @@
 
 class Reflector
 {
+    private static array $classesUsesRecursive = [];
+
+    /**
+     * Returns all traits used by a class, its parent classes and trait of their traits.
+     *
+     * @param  object|string  $class
+     * @return array
+     */
+    public static function classUsesRecursive(object|string $class)
+    {
+        if (is_object($class)) {
+            $class = get_class($class);
+        }
+
+        if (! isset(self::$classesUsesRecursive[$class])) {
+            $results = [];
+
+            foreach (array_reverse(class_parents($class) ?: []) + [$class => $class] as $class) {
+                $results += trait_uses_recursive($class);
+            }
+
+            self::$classesUsesRecursive[$class] = array_unique($results);
+        }
+
+        return self::$classesUsesRecursive[$class];
+    }
+
+    /**
+     * Flush the component's cached state..
+     *
+     * @return void
+     */
+    public static function flushState()
+    {
+        static::$classesUsesRecursive = [];
+    }
+
     /**
      * This is a PHP 7.4 compatible implementation of is_callable.
      *

src/Illuminate/Support/helpers.php

@@ -102,17 +102,7 @@ function class_basename($class)
      */
     function class_uses_recursive($class)
     {
-        if (is_object($class)) {
-            $class = get_class($class);
-        }
-
-        $results = [];
-
-        foreach (array_reverse(class_parents($class) ?: []) + [$class => $class] as $class) {
-            $results += trait_uses_recursive($class);
-        }
-
-        return array_unique($results);
+        return \Illuminate\Support\Reflector::classUsesRecursive($class);
     }
 }