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#include "DHTGetPeersMessage.h"
#include <cppunit/extensions/HelperMacros.h>
#include "DHTNode.h"
#include "Exception.h"
#include "util.h"
#include "MockDHTMessageFactory.h"
#include "MockDHTMessage.h"
#include "MockDHTMessageDispatcher.h"
#include "DHTTokenTracker.h"
#include "DHTPeerAnnounceStorage.h"
#include "DHTRoutingTable.h"
#include "bencode2.h"
namespace aria2 {
class DHTGetPeersMessageTest:public CppUnit::TestFixture {
CPPUNIT_TEST_SUITE(DHTGetPeersMessageTest);
CPPUNIT_TEST(testGetBencodedMessage);
CPPUNIT_TEST(testDoReceivedAction);
CPPUNIT_TEST_SUITE_END();
public:
void setUp() {}
void tearDown() {}
void testGetBencodedMessage();
void testDoReceivedAction();
class MockDHTMessageFactory2:public MockDHTMessageFactory {
public:
virtual SharedHandle<DHTResponseMessage>
createGetPeersReplyMessage
(const SharedHandle<DHTNode>& remoteNode,
const std::vector<SharedHandle<DHTNode> >& closestKNodes,
const std::vector<SharedHandle<Peer> >& peers,
const std::string& token,
const std::string& transactionID)
{
SharedHandle<MockDHTResponseMessage> m
(new MockDHTResponseMessage
(localNode_, remoteNode, "get_peers", transactionID));
m->nodes_ = closestKNodes;
m->peers_ = peers;
m->token_ = token;
return m;
}
};
};
CPPUNIT_TEST_SUITE_REGISTRATION(DHTGetPeersMessageTest);
void DHTGetPeersMessageTest::testGetBencodedMessage()
{
SharedHandle<DHTNode> localNode(new DHTNode());
SharedHandle<DHTNode> remoteNode(new DHTNode());
unsigned char tid[DHT_TRANSACTION_ID_LENGTH];
util::generateRandomData(tid, DHT_TRANSACTION_ID_LENGTH);
std::string transactionID(&tid[0], &tid[DHT_TRANSACTION_ID_LENGTH]);
unsigned char infoHash[DHT_ID_LENGTH];
util::generateRandomData(infoHash, DHT_ID_LENGTH);
DHTGetPeersMessage msg(localNode, remoteNode, infoHash, transactionID);
msg.setVersion("A200");
std::string msgbody = msg.getBencodedMessage();
Dict dict;
dict.put("t", transactionID);
dict.put("v", "A200");
dict.put("y", "q");
dict.put("q", "get_peers");
SharedHandle<Dict> aDict = Dict::g();
aDict->put("id", String::g(localNode->getID(), DHT_ID_LENGTH));
aDict->put("info_hash", String::g(infoHash, DHT_ID_LENGTH));
dict.put("a", aDict);
CPPUNIT_ASSERT_EQUAL(util::percentEncode(bencode2::encode(&dict)),
util::percentEncode(msgbody));
}
void DHTGetPeersMessageTest::testDoReceivedAction()
{
SharedHandle<DHTNode> localNode(new DHTNode());
SharedHandle<DHTNode> remoteNode(new DHTNode());
remoteNode->setIPAddress("192.168.0.1");
remoteNode->setPort(6881);
unsigned char tid[DHT_TRANSACTION_ID_LENGTH];
util::generateRandomData(tid, DHT_TRANSACTION_ID_LENGTH);
std::string transactionID(&tid[0], &tid[DHT_TRANSACTION_ID_LENGTH]);
unsigned char infoHash[DHT_ID_LENGTH];
util::generateRandomData(infoHash, DHT_ID_LENGTH);
DHTTokenTracker tokenTracker;
MockDHTMessageDispatcher dispatcher;
MockDHTMessageFactory2 factory;
factory.setLocalNode(localNode);
DHTRoutingTable routingTable(localNode);
DHTGetPeersMessage msg(localNode, remoteNode, infoHash, transactionID);
msg.setRoutingTable(WeakHandle<DHTRoutingTable>(&routingTable));
msg.setTokenTracker(WeakHandle<DHTTokenTracker>(&tokenTracker));
msg.setMessageDispatcher(WeakHandle<DHTMessageDispatcher>(&dispatcher));
msg.setMessageFactory(WeakHandle<DHTMessageFactory>(&factory));
{
// localhost has peer contact information for that infohash.
DHTPeerAnnounceStorage peerAnnounceStorage;
peerAnnounceStorage.addPeerAnnounce(infoHash, "192.168.0.100", 6888);
peerAnnounceStorage.addPeerAnnounce(infoHash, "192.168.0.101", 6889);
msg.setPeerAnnounceStorage(WeakHandle<DHTPeerAnnounceStorage>
(&peerAnnounceStorage));
msg.doReceivedAction();
CPPUNIT_ASSERT_EQUAL((size_t)1, dispatcher.messageQueue_.size());
SharedHandle<MockDHTResponseMessage> m
(dynamic_pointer_cast<MockDHTResponseMessage>
(dispatcher.messageQueue_[0].message_));
CPPUNIT_ASSERT(localNode == m->getLocalNode());
CPPUNIT_ASSERT(remoteNode == m->getRemoteNode());
CPPUNIT_ASSERT_EQUAL(std::string("get_peers"), m->getMessageType());
CPPUNIT_ASSERT_EQUAL(msg.getTransactionID(), m->getTransactionID());
CPPUNIT_ASSERT_EQUAL(tokenTracker.generateToken(infoHash, remoteNode->getIPAddress(), remoteNode->getPort()), m->token_);
CPPUNIT_ASSERT_EQUAL((size_t)0, m->nodes_.size());
CPPUNIT_ASSERT_EQUAL((size_t)2, m->peers_.size());
{
SharedHandle<Peer> peer = m->peers_[0];
CPPUNIT_ASSERT_EQUAL(std::string("192.168.0.100"), peer->getIPAddress());
CPPUNIT_ASSERT_EQUAL((uint16_t)6888, peer->getPort());
}
{
SharedHandle<Peer> peer = m->peers_[1];
CPPUNIT_ASSERT_EQUAL(std::string("192.168.0.101"), peer->getIPAddress());
CPPUNIT_ASSERT_EQUAL((uint16_t)6889, peer->getPort());
}
}
dispatcher.messageQueue_.clear();
{
// localhost doesn't have peer contact information for that infohash.
DHTPeerAnnounceStorage peerAnnounceStorage;
DHTRoutingTable routingTable(localNode);
SharedHandle<DHTNode> returnNode1(new DHTNode());
routingTable.addNode(returnNode1);
msg.setPeerAnnounceStorage(WeakHandle<DHTPeerAnnounceStorage>
(&peerAnnounceStorage));
msg.setRoutingTable(WeakHandle<DHTRoutingTable>
(&routingTable));
msg.doReceivedAction();
CPPUNIT_ASSERT_EQUAL((size_t)1, dispatcher.messageQueue_.size());
SharedHandle<MockDHTResponseMessage> m
(dynamic_pointer_cast<MockDHTResponseMessage>
(dispatcher.messageQueue_[0].message_));
CPPUNIT_ASSERT(localNode == m->getLocalNode());
CPPUNIT_ASSERT(remoteNode == m->getRemoteNode());
CPPUNIT_ASSERT_EQUAL(std::string("get_peers"), m->getMessageType());
CPPUNIT_ASSERT_EQUAL(msg.getTransactionID(), m->getTransactionID());
CPPUNIT_ASSERT_EQUAL(tokenTracker.generateToken(infoHash, remoteNode->getIPAddress(), remoteNode->getPort()), m->token_);
CPPUNIT_ASSERT_EQUAL((size_t)1, m->nodes_.size());
CPPUNIT_ASSERT(returnNode1 == m->nodes_[0]);
CPPUNIT_ASSERT_EQUAL((size_t)0, m->peers_.size());
}
}
} // namespace aria2
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