Failsafe for unknown event (#61)

doctrine · Oct 12, 2022 · 95aa4cb · 95aa4cb
1 parent ac23597
commit 95aa4cb
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Showing 2 changed files with 6 additions and 1 deletion.
diff --git a/src/EventManager.php b/src/EventManager.php
@@ -65,7 +65,7 @@ public function getListeners($event = null)
             return $this->getAllListeners();
         }
 
-        return $this->listeners[$event];
+        return $this->listeners[$event] ?? [];
     }
 
     /**

diff --git a/tests/EventManagerTest.php b/tests/EventManagerTest.php
@@ -106,6 +106,11 @@ public function testNoDispatchingForUnregisteredEvent(): void
         self::assertNull($reflection->getValue(null));
     }
 
+    public function testEmptyListenersListForUnregisteredEvent(): void
+    {
+        self::assertSame([], $this->_eventManager->getListeners('unknown'));
+    }
+
     /* Listener methods */
 
     public function preFoo(EventArgs $e): void