ApiPlatform\Core\Tests\EventListener\AddFormatListenerTest::testInvalidRouteFormat PHP Method

    public function testInvalidRouteFormat()
    {
        $request = new Request([], [], ['_api_resource_class' => 'Foo', '_format' => 'invalid']);
        $eventProphecy = $this->prophesize(GetResponseEvent::class);
        $eventProphecy->getRequest()->willReturn($request)->shouldBeCalled();
        $event = $eventProphecy->reveal();
        $listener = new AddFormatListener(new Negotiator(), ['json' => ['application/json']]);
        $listener->onKernelRequest($event);
    }