premiere-libtorrent/test/test_storage.cpp

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#include "libtorrent/storage.hpp"
#include "libtorrent/hasher.hpp"
#include "libtorrent/session.hpp"
#include <boost/utility.hpp>
#include <boost/filesystem/operations.hpp>
#include <boost/filesystem/convenience.hpp>
#include <boost/thread/mutex.hpp>
#include "test.hpp"
using namespace libtorrent;
using namespace boost::filesystem;
int test_main()
{
const int piece_size = 16;
const int half = piece_size / 2;
torrent_info info;
info.set_piece_size(piece_size);
info.add_file("temp_storage/test1.tmp", 17);
info.add_file("temp_storage/test2.tmp", 612);
info.add_file("temp_storage/test3.tmp", 0);
info.add_file("temp_storage/test4.tmp", 0);
info.add_file("temp_storage/test5.tmp", 1);
char piece0[piece_size] =
{ 6, 6, 6, 6, 6, 6, 6, 6
, 9, 9, 9, 9, 9, 9, 9, 9};
char piece1[piece_size] =
{ 0, 0, 0, 0, 0, 0, 0, 0
, 1, 1, 1, 1, 1, 1, 1, 1};
char piece2[piece_size] =
{ 0, 0, 1, 0, 0, 0, 0, 0
, 1, 1, 1, 1, 1, 1, 1, 1};
info.set_hash(0, hasher(piece0, piece_size).final());
info.set_hash(1, hasher(piece1, piece_size).final());
info.set_hash(2, hasher(piece2, piece_size).final());
info.create_torrent();
create_directory(initial_path() / "temp_storage");
int num_pieces = (1 + 612 + 17 + piece_size - 1) / piece_size;
TEST_CHECK(info.num_pieces() == num_pieces);
char piece[piece_size];
{ // avoid having two storages use the same files
storage s(info, initial_path());
// write piece 1 (in slot 0)
s.write(piece1, 0, 0, half);
s.write(piece1 + half, 0, half, half);
// verify piece 1
s.read(piece, 0, 0, piece_size);
TEST_CHECK(std::equal(piece, piece + piece_size, piece1));
// do the same with piece 0 and 2 (in slot 1 and 2)
s.write(piece0, 1, 0, piece_size);
s.write(piece2, 2, 0, piece_size);
// verify piece 0 and 2
s.read(piece, 1, 0, piece_size);
TEST_CHECK(std::equal(piece, piece + piece_size, piece0));
s.read(piece, 2, 0, piece_size);
TEST_CHECK(std::equal(piece, piece + piece_size, piece2));
// make sure the files have the correct size
TEST_CHECK(file_size(initial_path() / "temp_storage" / "test1.tmp") == 17);
TEST_CHECK(file_size(initial_path() / "temp_storage" / "test2.tmp") == 31);
s.release_files();
}
// make sure the piece_manager can identify the pieces
piece_manager pm(info, initial_path());
boost::mutex lock;
libtorrent::detail::piece_checker_data d;
std::vector<bool> pieces;
num_pieces = 0;
TEST_CHECK(pm.check_fastresume(d, pieces, num_pieces, true) == false);
bool finished = false;
float progress;
num_pieces = 0;
while (!finished)
boost::tie(finished, progress) = pm.check_files(pieces, num_pieces);
TEST_CHECK(num_pieces == std::count(pieces.begin(), pieces.end()
, true));
pm.read(piece, 0, 0, piece_size);
TEST_CHECK(std::equal(piece, piece + piece_size, piece0));
pm.read(piece, 1, 0, piece_size);
TEST_CHECK(std::equal(piece, piece + piece_size, piece1));
pm.read(piece, 2, 0, piece_size);
TEST_CHECK(std::equal(piece, piece + piece_size, piece2));
pm.release_files();
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TEST_CHECK(exists("temp_storage/test3.tmp"));
TEST_CHECK(exists("temp_storage/test4.tmp"));
remove_all(initial_path() / "temp_storage");
return 0;
}