transmission/tests/libtransmission/torrents-test.cc

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// This file Copyright (C) 2022 Mnemosyne LLC.
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// It may be used under GPLv2 (SPDX: GPL-2.0-only), GPLv3 (SPDX: GPL-3.0-only),
// or any future license endorsed by Mnemosyne LLC.
// License text can be found in the licenses/ folder.
#include <set>
#include <string_view>
#include <vector>
#include <libtransmission/transmission.h>
#include <libtransmission/torrent.h>
#include <libtransmission/torrents.h>
#include "gtest/gtest.h"
#include "test-fixtures.h"
using namespace std::literals;
using TorrentsTest = ::testing::Test;
TEST_F(TorrentsTest, simpleTests)
{
auto constexpr* const TorrentFile = LIBTRANSMISSION_TEST_ASSETS_DIR "/Android-x86 8.1 r6 iso.torrent";
auto owned = std::vector<std::unique_ptr<tr_torrent>>{};
auto tm = tr_torrent_metainfo{};
EXPECT_TRUE(tm.parse_torrent_file(TorrentFile));
owned.emplace_back(std::make_unique<tr_torrent>(std::move(tm)));
auto* const tor = owned.back().get();
auto torrents = tr_torrents{};
EXPECT_TRUE(std::empty(torrents));
EXPECT_EQ(0U, std::size(torrents));
auto const id = torrents.add(tor);
EXPECT_GT(id, 0);
tor->unique_id_ = id;
EXPECT_TRUE(std::empty(torrents.removedSince(0)));
EXPECT_FALSE(std::empty(torrents));
EXPECT_EQ(1U, std::size(torrents));
EXPECT_EQ(tor, torrents.get(id));
EXPECT_EQ(tor, torrents.get(tor->info_hash()));
EXPECT_EQ(tor, torrents.get(tor->magnet()));
tm = tr_torrent_metainfo{};
EXPECT_TRUE(tm.parse_torrent_file(TorrentFile));
EXPECT_EQ(tor, torrents.get(tm));
// cleanup
torrents.remove(tor, time(nullptr));
}
TEST_F(TorrentsTest, rangedLoop)
{
auto constexpr Filenames = std::array<std::string_view, 4>{ "Android-x86 8.1 r6 iso.torrent"sv,
"debian-11.2.0-amd64-DVD-1.iso.torrent"sv,
"ubuntu-18.04.6-desktop-amd64.iso.torrent"sv,
"ubuntu-20.04.4-desktop-amd64.iso.torrent"sv };
auto owned = std::vector<std::unique_ptr<tr_torrent>>{};
auto torrents = tr_torrents{};
auto torrents_set = std::set<tr_torrent const*>{};
for (auto const& name : Filenames)
{
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auto const path = tr_pathbuf{ LIBTRANSMISSION_TEST_ASSETS_DIR, '/', name };
auto tm = tr_torrent_metainfo{};
EXPECT_TRUE(tm.parse_torrent_file(path));
owned.emplace_back(std::make_unique<tr_torrent>(std::move(tm)));
auto* const tor = owned.back().get();
tor->unique_id_ = torrents.add(tor);
EXPECT_EQ(tor, torrents.get(tor->id()));
torrents_set.insert(tor);
}
for (auto* const tor : torrents)
{
EXPECT_EQ(1U, torrents_set.erase(tor));
}
EXPECT_EQ(0U, std::size(torrents_set));
}
TEST_F(TorrentsTest, removedSince)
{
auto constexpr Filenames = std::array<std::string_view, 4>{ "Android-x86 8.1 r6 iso.torrent"sv,
"debian-11.2.0-amd64-DVD-1.iso.torrent"sv,
"ubuntu-18.04.6-desktop-amd64.iso.torrent"sv,
"ubuntu-20.04.4-desktop-amd64.iso.torrent"sv };
auto owned = std::vector<std::unique_ptr<tr_torrent>>{};
auto torrents = tr_torrents{};
auto torrents_v = std::vector<tr_torrent const*>{};
torrents_v.reserve(std::size(Filenames));
// setup: add the torrents
for (auto const& name : Filenames)
{
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auto const path = tr_pathbuf{ LIBTRANSMISSION_TEST_ASSETS_DIR, '/', name };
auto tm = tr_torrent_metainfo{};
EXPECT_TRUE(tm.parse_torrent_file(path));
owned.emplace_back(std::make_unique<tr_torrent>(std::move(tm)));
auto* const tor = owned.back().get();
tor->unique_id_ = torrents.add(tor);
torrents_v.push_back(tor);
}
// setup: remove them at the given timestamp
auto constexpr TimeRemoved = std::array<time_t, 4>{ 100, 200, 200, 300 };
for (size_t i = 0; i < 4; ++i)
{
auto* const tor = torrents_v[i];
EXPECT_EQ(tor, torrents.get(tor->id()));
torrents.remove(torrents_v[i], TimeRemoved[i]);
EXPECT_EQ(nullptr, torrents.get(tor->id()));
}
auto remove = std::vector<tr_torrent_id_t>{};
remove = { torrents_v[3]->id() };
EXPECT_EQ(remove, torrents.removedSince(300));
EXPECT_EQ(remove, torrents.removedSince(201));
remove = { torrents_v[1]->id(), torrents_v[2]->id(), torrents_v[3]->id() };
EXPECT_EQ(remove, torrents.removedSince(200));
remove = { torrents_v[0]->id(), torrents_v[1]->id(), torrents_v[2]->id(), torrents_v[3]->id() };
EXPECT_EQ(remove, torrents.removedSince(50));
}
using TorrentsPieceSpanTest = libtransmission::test::SessionTest;
TEST_F(TorrentsPieceSpanTest, exposesFilePieceSpan)
{
auto tor = zeroTorrentInit(ZeroTorrentState::Complete);
auto file_view = tr_torrentFile(tor, 0);
EXPECT_EQ(file_view.beginPiece, 0);
EXPECT_EQ(file_view.endPiece, 32);
}