Verifying that the MiddlewareListener triggers no error events on skipped dispatch

Author: Ocramius

test/MiddlewareListenerTest.php

@@ -521,6 +521,7 @@ public function testWillNotDispatchWhenAnMvcEventResultIsAlreadySet($alreadySetR
         $routeMatch     = new RouteMatch(['middleware' => $middlewareName]);
         /* @var $application Application|\PHPUnit_Framework_MockObject_MockObject */
         $application    = $this->createMock(Application::class);
+        $eventManager   = new EventManager();
         $middleware     = $this->getMockBuilder(\stdClass::class)->setMethods(['__invoke'])->getMock();
         $serviceManager = new ServiceManager([
             'factories' => [
@@ -534,7 +535,7 @@ public function testWillNotDispatchWhenAnMvcEventResultIsAlreadySet($alreadySetR
         ]);
 
         $application->expects(self::any())->method('getRequest')->willReturn(new Request());
-        $application->expects(self::any())->method('getEventManager')->willReturn(new EventManager());
+        $application->expects(self::any())->method('getEventManager')->willReturn($eventManager);
         $application->expects(self::any())->method('getServiceManager')->willReturn($serviceManager);
         $application->expects(self::any())->method('getResponse')->willReturn(new Response());
         $middleware->expects(self::never())->method('__invoke');
@@ -549,6 +550,10 @@ public function testWillNotDispatchWhenAnMvcEventResultIsAlreadySet($alreadySetR
 
         $listener = new MiddlewareListener();
 
+        $eventManager->attach(MvcEvent::EVENT_DISPATCH_ERROR, function () {
+            self::fail('No dispatch failures should be raised - dispatch should be skipped');
+        });
+
         $listener->onDispatch($event);
 
         self::assertSame($alreadySetResult, $event->getResult(), 'The event result was not replaced');