Removing test that specifies that allowing anything as the return typ…

…e of a middleware is OK

This is likely going to land into a separate dispatch listener instead

test/MiddlewareListenerTest.php

@@ -10,7 +10,6 @@
 namespace ZendTest\Mvc;
 
 use Interop\Container\ContainerInterface;
-use Interop\Http\ServerMiddleware\DelegateInterface;
 use Interop\Http\ServerMiddleware\MiddlewareInterface;
 use PHPUnit\Framework\TestCase;
 use Psr\Http\Message\ResponseInterface;
@@ -398,76 +397,6 @@ public function testValidMiddlewareDispatchCancelsPreviousDispatchFailures()
         self::assertEmpty($event->getError(), 'Previously set MVC errors are canceled by a successful dispatch');
     }
 
-    /**
-     * @dataProvider possibleMiddlewareNonPsr7ResponseReturnValues
-     *
-     * @param mixed $middlewareResult
-     */
-    public function testMiddlewareDispatchWillRetrieveAnyCallableReturnValue($middlewareResult)
-    {
-        $middlewareName = uniqid('middleware', true);
-        $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' => [
-                'EventManager' => function () {
-                    return new EventManager();
-                },
-            ],
-            'services' => [
-                $middlewareName => $middleware,
-            ],
-        ]);
-
-        $application->expects(self::any())->method('getRequest')->willReturn(new Request());
-        $application->expects(self::any())->method('getEventManager')->willReturn($eventManager);
-        $application->expects(self::any())->method('getServiceManager')->willReturn($serviceManager);
-        $application->expects(self::any())->method('getResponse')->willReturn(new Response());
-        $middleware->expects(self::once())->method('__invoke')->willReturn($middlewareResult);
-
-        $eventManager->attach(MvcEvent::EVENT_DISPATCH_ERROR, function ($e) {
-            self::fail('No dispatch error should have been raised');
-        });
-
-        $event = new MvcEvent();
-
-        $event->setRequest(new Request());
-        $event->setApplication($application);
-        $event->setError(Application::ERROR_CONTROLLER_CANNOT_DISPATCH);
-        $event->setRouteMatch($routeMatch);
-
-        $listener = new MiddlewareListener();
-        $result   = $listener->onDispatch($event);
-
-        self::assertSame($middlewareResult, $result);
-        self::assertSame($middlewareResult, $event->getResult());
-        self::assertEmpty($event->getError(), 'No errors raised when the return type is unknown');
-    }
-
-    /**
-     * @return mixed[][]
-     */
-    public function possibleMiddlewareNonPsr7ResponseReturnValues()
-    {
-        return [
-            [123],
-            [true],
-            [false],
-            [[]],
-            [new \stdClass()],
-            [$this],
-            [$this->createMock(ModelInterface::class)],
-            [$this->createMock(Response::class)],
-            [['view model data' => 'as an array']],
-            [['foo' => new \stdClass()]],
-            ['a response string'],
-        ];
-    }
-
-
     public function testValidMiddlewareFiresDispatchableInterfaceEventListeners()
     {
         $middlewareName = uniqid('middleware', true);