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#include "DHTFindNodeReplyMessage.h"
#include <cppunit/extensions/HelperMacros.h>
#include "DHTNode.h"
#include "Exception.h"
#include "util.h"
#include "DHTBucket.h"
#include "bittorrent_helper.h"
#include "bencode2.h"
namespace aria2 {
class DHTFindNodeReplyMessageTest : public CppUnit::TestFixture {
CPPUNIT_TEST_SUITE(DHTFindNodeReplyMessageTest);
CPPUNIT_TEST(testGetBencodedMessage);
CPPUNIT_TEST(testGetBencodedMessage6);
CPPUNIT_TEST_SUITE_END();
public:
void setUp() {}
void tearDown() {}
void testGetBencodedMessage();
void testGetBencodedMessage6();
};
CPPUNIT_TEST_SUITE_REGISTRATION(DHTFindNodeReplyMessageTest);
void DHTFindNodeReplyMessageTest::testGetBencodedMessage()
{
std::shared_ptr<DHTNode> localNode(new DHTNode());
std::shared_ptr<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]);
DHTFindNodeReplyMessage msg(AF_INET, localNode, remoteNode, transactionID);
msg.setVersion("A200");
std::string compactNodeInfo;
std::shared_ptr<DHTNode> nodes[8];
for (size_t i = 0; i < DHTBucket::K; ++i) {
nodes[i].reset(new DHTNode());
nodes[i]->setIPAddress("192.168.0." + util::uitos(i + 1));
nodes[i]->setPort(6881 + i);
unsigned char buf[COMPACT_LEN_IPV6];
CPPUNIT_ASSERT_EQUAL(COMPACT_LEN_IPV4,
bittorrent::packcompact(buf, nodes[i]->getIPAddress(),
nodes[i]->getPort()));
compactNodeInfo +=
std::string(&nodes[i]->getID()[0], &nodes[i]->getID()[DHT_ID_LENGTH]) +
std::string(&buf[0], &buf[COMPACT_LEN_IPV4]);
}
msg.setClosestKNodes(
std::vector<std::shared_ptr<DHTNode>>(&nodes[0], &nodes[DHTBucket::K]));
std::string msgbody = msg.getBencodedMessage();
Dict dict;
dict.put("t", transactionID);
dict.put("v", "A200");
dict.put("y", "r");
auto rDict = Dict::g();
rDict->put("id", String::g(localNode->getID(), DHT_ID_LENGTH));
rDict->put("nodes", compactNodeInfo);
dict.put("r", std::move(rDict));
CPPUNIT_ASSERT_EQUAL(bencode2::encode(&dict), msgbody);
}
void DHTFindNodeReplyMessageTest::testGetBencodedMessage6()
{
std::shared_ptr<DHTNode> localNode(new DHTNode());
std::shared_ptr<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]);
DHTFindNodeReplyMessage msg(AF_INET6, localNode, remoteNode, transactionID);
msg.setVersion("A200");
std::string compactNodeInfo;
std::shared_ptr<DHTNode> nodes[8];
for (size_t i = 0; i < DHTBucket::K; ++i) {
nodes[i].reset(new DHTNode());
nodes[i]->setIPAddress("2001::000" + util::uitos(i + 1));
nodes[i]->setPort(6881 + i);
unsigned char buf[COMPACT_LEN_IPV6];
CPPUNIT_ASSERT_EQUAL(COMPACT_LEN_IPV6,
bittorrent::packcompact(buf, nodes[i]->getIPAddress(),
nodes[i]->getPort()));
compactNodeInfo +=
std::string(&nodes[i]->getID()[0], &nodes[i]->getID()[DHT_ID_LENGTH]) +
std::string(&buf[0], &buf[COMPACT_LEN_IPV6]);
}
msg.setClosestKNodes(
std::vector<std::shared_ptr<DHTNode>>(&nodes[0], &nodes[DHTBucket::K]));
std::string msgbody = msg.getBencodedMessage();
Dict dict;
dict.put("t", transactionID);
dict.put("v", "A200");
dict.put("y", "r");
auto rDict = Dict::g();
rDict->put("id", String::g(localNode->getID(), DHT_ID_LENGTH));
rDict->put("nodes6", compactNodeInfo);
dict.put("r", std::move(rDict));
CPPUNIT_ASSERT_EQUAL(bencode2::encode(&dict), msgbody);
}
} // namespace aria2
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