18263 - Fix method and finder map population when using BehaviorRegistry::set()

src/ORM/BehaviorRegistry.php

@@ -203,6 +203,27 @@ protected function _getMethods(Behavior $instance, string $class, string $alias)
         return compact('methods', 'finders');
     }
 
+    /**
+     * Set an object directly into the registry by name.
+     *
+     * @param string $name The name of the object to set in the registry.
+     * @param \Cake\ORM\Behavior $object instance to store in the registry
+     * @return $this
+     */
+    public function set(string $name, object $object)
+    {
+        parent::set($name, $object);
+
+        $methods = $this->_getMethods($instance, $class, $alias);
+        $this->_methodMap += $methods['methods'];
+        $this->_finderMap += $methods['finders'];
+        $methods = $this->_getMethods($object, get_class($object), $name);
+        $this->_methodMap += $methods['methods'];
+        $this->_finderMap += $methods['finders'];
+
+        return $this;
+    }
+
     /**
      * Remove an object from the registry.
      *

tests/TestCase/ORM/BehaviorRegistryTest.php

@@ -24,6 +24,7 @@
 use Cake\TestSuite\TestCase;
 use LogicException;
 use RuntimeException;
+use TestApp\Model\Behavior\SluggableBehavior;
 
 /**
  * Test case for BehaviorRegistry.
@@ -209,6 +210,17 @@ public function testLoadDuplicateFinderAliasing(): void
         $this->assertTrue($this->Behaviors->hasFinder('renamed'));
     }
 
+    /**
+     * Test set()
+     */
+    public function testSet(): void
+    {
+        $this->Behaviors->set('Sluggable', new SluggableBehavior($this->Table, ['replacement' => '_']));
+
+        $this->assertEquals(['replacement' => '_'], $this->Behaviors->get('Sluggable')->getConfig());
+        $this->assertTrue($this->Behaviors->hasMethod('slugify'));
+    }
+
     /**
      * test hasMethod()
      */