onControllerArguments example

    public function testOnControllerArguments(callable $controller)
    {
        $listener = new ErrorListener($controller, $this->createMock(LoggerInterface::class), true);

        $kernel = $this->createMock(HttpKernelInterface::class);
        $kernel->method('handle')->willReturnCallback(function DRequest $request) use ($listener, $controller, $kernel) {
            $this->assertSame($controller, $request->attributes->get('_controller'));
            $arguments = (new ArgumentResolver())->getArguments($request, $controller);
            $event = new ControllerArgumentsEvent($kernel, $controller, $arguments, $request, HttpKernelInterface::SUB_REQUEST);
            $listener->onControllerArguments($event);

            return $controller(...$event->getArguments());
        });

        $event = new ExceptionEvent($kernel, Request::create('/'), HttpKernelInterface::MAIN_REQUEST, new \Exception('foo'));
        $listener->onKernelException($event);

        $this->assertSame('OK: foo', $event->getResponse()->getContent());
    }

    public static function controllerProvider()
    {