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#include "PieceMessage.h"
#include "PeerMessageUtil.h"
#include <cppunit/extensions/HelperMacros.h>
using namespace std;
class PieceMessageTest:public CppUnit::TestFixture {
CPPUNIT_TEST_SUITE(PieceMessageTest);
CPPUNIT_TEST(testCreate);
CPPUNIT_TEST(testGetMessageHeader);
CPPUNIT_TEST_SUITE_END();
private:
public:
void setUp() {
}
void testCreate();
void testGetMessageHeader();
};
CPPUNIT_TEST_SUITE_REGISTRATION(PieceMessageTest);
void PieceMessageTest::testCreate() {
char msg[13+2];
char data[2];
memset(data, 0xff, sizeof(data));
PeerMessageUtil::createPeerMessageString(msg, sizeof(msg), 11, 7);
PeerMessageUtil::setIntParam(&msg[5], 12345);
PeerMessageUtil::setIntParam(&msg[9], 256);
memcpy(&msg[13], data, sizeof(data));
PieceMessage* pm = PieceMessage::create(&msg[4], 11);
CPPUNIT_ASSERT_EQUAL(7, pm->getId());
CPPUNIT_ASSERT_EQUAL(12345, pm->getIndex());
CPPUNIT_ASSERT_EQUAL(256, pm->getBegin());
CPPUNIT_ASSERT(memcmp(data, pm->getBlock(), sizeof(data)) == 0);
CPPUNIT_ASSERT_EQUAL(2, pm->getBlockLength());
// case: payload size is wrong
try {
char msg[13];
PeerMessageUtil::createPeerMessageString(msg, sizeof(msg), 9, 7);
PieceMessage::create(&msg[4], 9);
CPPUNIT_FAIL("exception must be threw.");
} catch(...) {
}
// case: id is wrong
try {
char msg[13+2];
PeerMessageUtil::createPeerMessageString(msg, sizeof(msg), 11, 8);
PieceMessage::create(&msg[4], 11);
CPPUNIT_FAIL("exception must be threw.");
} catch(...) {
}
}
void PieceMessageTest::testGetMessageHeader() {
PieceMessage msg;
msg.setIndex(12345);
msg.setBegin(256);
msg.setBlockLength(1024);
char data[13];
PeerMessageUtil::createPeerMessageString(data, sizeof(data), 9+1024, 7);
PeerMessageUtil::setIntParam(&data[5], 12345);
PeerMessageUtil::setIntParam(&data[9], 256);
CPPUNIT_ASSERT(memcmp(msg.getMessageHeader(), data, 13) == 0);
}
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