public function testDiscover()
{
$eventDispatcher = $this->prophesize(EventDispatcherInterface::class);
$socket = $this->prophesize(Socket::class);
$multicastFactory = $this->prophesize(MulticastFactory::class);
$multicastFactory->createSocket(Argument::exact(Client::MULTICAST_ADDRESS), Argument::type('int'))->willReturn($socket->reveal());
$request = $this->prophesize(RequestInterface::class);
$request->getMethod()->willReturn(SearchRequest::METHOD);
$request->getHeaders()->willReturn([]);
$request->getBody()->willReturn('');
$request->getRequestTarget()->willReturn('*');
$request->getProtocolVersion()->willReturn('1.1');
$requestFactory = $this->prophesize(RequestFactory::class);
$requestFactory->createDiscoverRequest(Argument::type(DiscoverOptions::class))->willReturn($request->reveal());
$discoverOptions = $this->prophesize(DiscoverOptions::class);
$client = new Client();
$client->setEventDispatcher($eventDispatcher->reveal());
$client->setMulticastFactory($multicastFactory->reveal());
$client->setRequestFactory($requestFactory->reveal());
$client->discover($discoverOptions->reveal());
$socket->sendTo(Argument::type('string'), 0, sprintf('%s:%s', Client::MULTICAST_ADDRESS, Client::MULTICAST_PORT))->shouldHaveBeenCalled();
$socket->recvFrom(Argument::type('int'), MSG_WAITALL, Argument::any())->shouldHaveBeenCalled();
}
