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#include "UTMetadataPostDownloadHandler.h"
#include <cppunit/extensions/HelperMacros.h>
#include "DownloadContext.h"
#include "RequestGroup.h"
#include "Option.h"
#include "FileEntry.h"
#include "bittorrent_helper.h"
#include "A2STR.h"
#include "ByteArrayDiskWriterFactory.h"
#include "PieceStorage.h"
#include "DiskAdaptor.h"
#include "util.h"
#include "MessageDigest.h"
#include "message_digest_helper.h"
#include "prefs.h"
#include "RecoverableException.h"
namespace aria2 {
class UTMetadataPostDownloadHandlerTest : public CppUnit::TestFixture {
CPPUNIT_TEST_SUITE(UTMetadataPostDownloadHandlerTest);
CPPUNIT_TEST(testCanHandle);
CPPUNIT_TEST(testGetNextRequestGroups);
CPPUNIT_TEST_SUITE_END();
private:
std::shared_ptr<Option> option_;
std::shared_ptr<DownloadContext> dctx_;
std::shared_ptr<RequestGroup> requestGroup_;
public:
void setUp()
{
option_.reset(new Option());
option_->put(PREF_DIR, A2_TEST_OUT_DIR);
dctx_.reset(new DownloadContext(0, 0, A2_TEST_OUT_DIR "/something"));
requestGroup_.reset(new RequestGroup(GroupId::create(), option_));
requestGroup_->setDownloadContext(dctx_);
}
void testCanHandle();
void testGetNextRequestGroups();
};
CPPUNIT_TEST_SUITE_REGISTRATION(UTMetadataPostDownloadHandlerTest);
void UTMetadataPostDownloadHandlerTest::testCanHandle()
{
UTMetadataPostDownloadHandler handler;
CPPUNIT_ASSERT(!handler.canHandle(requestGroup_.get()));
dctx_->setAttribute(CTX_ATTR_BT, make_unique<TorrentAttribute>());
CPPUNIT_ASSERT(handler.canHandle(requestGroup_.get()));
auto attrs = bittorrent::getTorrentAttrs(dctx_);
// Only checks whether metadata is empty or not
attrs->metadata = "metadata";
CPPUNIT_ASSERT(!handler.canHandle(requestGroup_.get()));
}
void UTMetadataPostDownloadHandlerTest::testGetNextRequestGroups()
{
File trfile(A2_TEST_OUT_DIR
"/cd41c7fdddfd034a15a04d7ff881216e01c4ceaf.torrent");
if (trfile.exists()) {
trfile.remove();
}
std::string metadata =
"d6:lengthi384e4:name19:aria2-0.8.2.tar.bz212:piece lengthi128e"
"6:pieces60:"
"AAAAAAAAAAAAAAAAAAAABBBBBBBBBBBBBBBBBBBBCCCCCCCCCCCCCCCCCCCCe";
unsigned char infoHash[20];
message_digest::digest(
infoHash, sizeof(infoHash), MessageDigest::sha1().get(),
reinterpret_cast<const unsigned char*>(metadata.data()), metadata.size());
dctx_->getFirstFileEntry()->setLength(metadata.size());
std::vector<std::vector<std::string>> announceList;
std::vector<std::string> announceTier;
announceTier.push_back("http://tracker");
announceList.push_back(announceTier);
{
auto attrs = make_unique<TorrentAttribute>();
attrs->infoHash = std::string(&infoHash[0], &infoHash[20]);
attrs->announceList = announceList;
dctx_->setAttribute(CTX_ATTR_BT, std::move(attrs));
}
requestGroup_->setDiskWriterFactory(
std::shared_ptr<DiskWriterFactory>(new ByteArrayDiskWriterFactory()));
requestGroup_->initPieceStorage();
requestGroup_->getPieceStorage()->getDiskAdaptor()->writeData(
reinterpret_cast<const unsigned char*>(metadata.data()), metadata.size(),
0);
UTMetadataPostDownloadHandler handler;
std::vector<std::shared_ptr<RequestGroup>> results;
handler.getNextRequestGroups(results, requestGroup_.get());
CPPUNIT_ASSERT_EQUAL((size_t)1, results.size());
std::shared_ptr<RequestGroup> newRg = results.front();
std::shared_ptr<DownloadContext> newDctx = newRg->getDownloadContext();
auto newAttrs = bittorrent::getTorrentAttrs(newDctx);
CPPUNIT_ASSERT_EQUAL(bittorrent::getInfoHashString(dctx_),
bittorrent::getInfoHashString(newDctx));
const std::vector<std::vector<std::string>>& newAnnounceList =
newAttrs->announceList;
CPPUNIT_ASSERT_EQUAL((size_t)1, newAnnounceList.size());
CPPUNIT_ASSERT_EQUAL(std::string("http://tracker"), newAnnounceList[0][0]);
CPPUNIT_ASSERT_EQUAL(option_->get(PREF_DIR),
newRg->getOption()->get(PREF_DIR));
CPPUNIT_ASSERT(std::find(requestGroup_->followedBy().begin(),
requestGroup_->followedBy().end(),
newRg->getGID()) !=
requestGroup_->followedBy().end());
CPPUNIT_ASSERT_EQUAL(requestGroup_->getGID(), newRg->following());
CPPUNIT_ASSERT(!trfile.exists());
results.clear();
requestGroup_->getOption()->put(PREF_BT_SAVE_METADATA, A2_V_TRUE);
handler.getNextRequestGroups(results, requestGroup_.get());
CPPUNIT_ASSERT(trfile.exists());
results.clear();
// See failure with bad metadata
metadata = "d6:lengthi384e4:name19:aria2-0.8.2.tar.bz212:piece lengthi128e";
requestGroup_->initPieceStorage();
requestGroup_->getPieceStorage()->getDiskAdaptor()->writeData(
reinterpret_cast<const unsigned char*>(metadata.data()), metadata.size(),
0);
try {
handler.getNextRequestGroups(results, requestGroup_.get());
CPPUNIT_FAIL("exception must be thrown.");
}
catch (RecoverableException& e) {
// success
}
}
} // namespace aria2
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