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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 "MessageDigestHelper.h"
#include "prefs.h"
namespace aria2 {
class UTMetadataPostDownloadHandlerTest:public CppUnit::TestFixture {
CPPUNIT_TEST_SUITE(UTMetadataPostDownloadHandlerTest);
CPPUNIT_TEST(testCanHandle);
CPPUNIT_TEST(testGetNextRequestGroups);
CPPUNIT_TEST_SUITE_END();
private:
SharedHandle<Option> _option;
SharedHandle<DownloadContext> _dctx;
SharedHandle<RequestGroup> _requestGroup;
public:
void setUp()
{
_option.reset(new Option());
_option->put("HELLO", "WORLD");
_option->put(PREF_DIR, ".");
_dctx.reset(new DownloadContext(0, 0, "something"));
_requestGroup.reset(new RequestGroup(_option));
_requestGroup->setDownloadContext(_dctx);
}
void testCanHandle();
void testGetNextRequestGroups();
};
CPPUNIT_TEST_SUITE_REGISTRATION( UTMetadataPostDownloadHandlerTest );
void UTMetadataPostDownloadHandlerTest::testCanHandle()
{
UTMetadataPostDownloadHandler handler;
CPPUNIT_ASSERT(!handler.canHandle(_requestGroup.get()));
BDE attrs = BDE::dict();
_dctx->setAttribute(bittorrent::BITTORRENT, attrs);
CPPUNIT_ASSERT(handler.canHandle(_requestGroup.get()));
// Only checks existence of METADATA key
attrs[bittorrent::METADATA] = A2STR::NIL;
CPPUNIT_ASSERT(!handler.canHandle(_requestGroup.get()));
}
void UTMetadataPostDownloadHandlerTest::testGetNextRequestGroups()
{
File trfile("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];
MessageDigestHelper::digest
(infoHash, sizeof(infoHash), MessageDigestContext::SHA1,
reinterpret_cast<const unsigned char*>(metadata.data()), metadata.size());
_dctx->getFirstFileEntry()->setLength(metadata.size());
BDE attrs = BDE::dict();
attrs[bittorrent::INFO_HASH] = std::string(&infoHash[0], &infoHash[20]);
BDE announceList = BDE::list();
announceList << BDE::list();
announceList[0] << std::string("http://tracker");
attrs[bittorrent::ANNOUNCE_LIST] = announceList;
_dctx->setAttribute(bittorrent::BITTORRENT, attrs);
_requestGroup->setDiskWriterFactory
(SharedHandle<DiskWriterFactory>(new ByteArrayDiskWriterFactory()));
_requestGroup->initPieceStorage();
_requestGroup->getPieceStorage()->getDiskAdaptor()->writeData
(reinterpret_cast<const unsigned char*>(metadata.data()), metadata.size(),
0);
UTMetadataPostDownloadHandler handler;
std::vector<SharedHandle<RequestGroup> > results;
handler.getNextRequestGroups(results, _requestGroup.get());
CPPUNIT_ASSERT_EQUAL((size_t)1, results.size());
SharedHandle<RequestGroup> newRg = results.front();
SharedHandle<DownloadContext> newDctx = newRg->getDownloadContext();
const BDE& newAttrs = newDctx->getAttribute(bittorrent::BITTORRENT);
CPPUNIT_ASSERT_EQUAL(util::toHex(attrs[bittorrent::INFO_HASH].s()),
util::toHex(newAttrs[bittorrent::INFO_HASH].s()));
CPPUNIT_ASSERT(newAttrs.containsKey(bittorrent::ANNOUNCE_LIST));
CPPUNIT_ASSERT_EQUAL((size_t)1, newAttrs[bittorrent::ANNOUNCE_LIST].size());
CPPUNIT_ASSERT_EQUAL(std::string("http://tracker"),
newAttrs[bittorrent::ANNOUNCE_LIST][0][0].s());
CPPUNIT_ASSERT_EQUAL(_option->get("Hello"),
newRg->getOption()->get("Hello"));
CPPUNIT_ASSERT
(std::find(_requestGroup->followedBy().begin(),
_requestGroup->followedBy().end(),
newRg->getGID()) != _requestGroup->followedBy().end());
CPPUNIT_ASSERT(!trfile.exists());
results.clear();
_requestGroup->getOption()->put(PREF_BT_SAVE_METADATA, 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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