allows Event::assertListening to check for invokable event listeners

src/Illuminate/Support/Testing/Fakes/EventFake.php

@@ -94,7 +94,10 @@ public function assertListening($expectedEvent, $expectedListener)
  if (Str::contains($expectedListener, '@')) {
  $normalizedListener = Str::parseCallback($expectedListener);
  } else {
- $normalizedListener = [$expectedListener, 'handle'];
+ $normalizedListener = [
+ $expectedListener,
+ ! method_exists($expectedListener, 'handle') ? '__invoke' : 'handle',
+ ];
  }
  }
  }

tests/Integration/Events/EventFakeTest.php

@@ -147,6 +147,7 @@ public function testAssertListening()
  'Illuminate\\Tests\\Integration\\Events\\PostAutoEventSubscriber@handle',
  PostEventSubscriber::class,
  [PostEventSubscriber::class, 'foo'],
+ InvokableEventSubscriber::class,
  ]);
 
  foreach ($listenersOfSameEventInRandomOrder as $listener) {
@@ -172,6 +173,7 @@ public function testAssertListening()
  Event::assertListening(NonImportantEvent::class, Closure::class);
  Event::assertListening('eloquent.saving: '.Post::class, PostObserver::class.'@saving');
  Event::assertListening('eloquent.saving: '.Post::class, [PostObserver::class, 'saving']);
+ Event::assertListening('event', InvokableEventSubscriber::class);
  }
 }
 
@@ -231,3 +233,11 @@ public function saving(Post $post)
  $post->slug = sprintf('%s-Test', $post->title);
  }
 }
+
+class InvokableEventSubscriber
+{
+ public function __invoke($event)
+ {
+ //
+ }
+}