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transmission/tests/libtransmission/makemeta-test.cc
Mike Gelfand 57e6b06921
Modernize CMake code (ongoing refactoring) (#4515)
* Use imported CMake target for CURL

* Use imported CMake target for fmtlib

* Use imported CMake target for WideInteger

* Use imported CMake target for FastFloat

* Use imported CMake target for UtfCpp

* Use imported CMake target for Threads

* Use imported CMake target for Iconv

* Use imported CMake target for crypto backend

* Use imported CMake target for GTK

* Use imported CMake target for Qt

* Use imported CMake target for deflate

* Use imported CMake target for libevent

* Use imported CMake target for natpmp

* Use imported CMake target for miniupnpc

* Use imported CMake target for dht

* Use imported CMake target for psl

* Use imported CMake target for libutp

* Use imported CMake target for libb64

* Use include directories from libtransmission target
2023-01-02 16:23:51 +00:00

219 lines
7.3 KiB
C++

// This file Copyright (C) 2013-2022 Mnemosyne LLC.
// 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 <algorithm>
#include <array>
#include <cstdlib> // mktemp()
#include <numeric>
#include <string>
#include <string_view>
#include <utility>
#include <vector>
#include <fmt/format.h>
#include <libtransmission/transmission.h>
#include <libtransmission/crypto-utils.h>
#include <libtransmission/file.h>
#include <libtransmission/makemeta.h>
#include <libtransmission/session.h> // TR_NAME
#include <libtransmission/torrent-metainfo.h>
#include "test-fixtures.h"
using namespace std::literals;
namespace libtransmission::test
{
class MakemetaTest : public SandboxedTest
{
protected:
static auto constexpr DefaultMaxFileCount = size_t{ 16 };
static auto constexpr DefaultMaxFileSize = size_t{ 1024 };
auto makeRandomFiles(
std::string_view top,
size_t n_files = std::max(size_t{ 1U }, static_cast<size_t>(tr_rand_int(DefaultMaxFileCount))),
size_t max_size = DefaultMaxFileSize)
{
auto files = std::vector<std::pair<std::string, std::vector<std::byte>>>{};
for (size_t i = 0; i < n_files; ++i)
{
auto payload = std::vector<std::byte>{};
// TODO(5.0.0): zero-sized files are disabled in these test
// because tr_torrent_metainfo discards them, throwing off the
// builder-to-metainfo comparisons here. tr_torrent_metainfo
// will behave when BEP52 support is added in Transmission 5.
static auto constexpr MinFileSize = size_t{ 1U };
payload.resize(std::max(MinFileSize, static_cast<size_t>(tr_rand_int(max_size))));
tr_rand_buffer(std::data(payload), std::size(payload));
auto filename = tr_pathbuf{ top, '/', "test.XXXXXX" };
createTmpfileWithContents(std::data(filename), std::data(payload), std::size(payload));
tr_sys_path_native_separators(std::data(filename));
files.emplace_back(std::string{ filename.sv() }, payload);
}
return files;
}
static auto testBuilder(tr_metainfo_builder& builder)
{
tr_error* error = builder.makeChecksums().get();
EXPECT_EQ(error, nullptr) << *error;
auto metainfo = tr_torrent_metainfo{};
EXPECT_TRUE(metainfo.parseBenc(builder.benc()));
EXPECT_EQ(builder.fileCount(), metainfo.fileCount());
EXPECT_EQ(builder.pieceSize(), metainfo.pieceSize());
EXPECT_EQ(builder.totalSize(), metainfo.totalSize());
EXPECT_EQ(builder.totalSize(), metainfo.totalSize());
for (size_t i = 0, n = std::min(builder.fileCount(), metainfo.fileCount()); i < n; ++i)
{
EXPECT_EQ(builder.fileSize(i), metainfo.files().fileSize(i));
EXPECT_EQ(builder.path(i), metainfo.files().path(i));
}
EXPECT_EQ(builder.name(), metainfo.name());
EXPECT_EQ(builder.comment(), metainfo.comment());
EXPECT_EQ(builder.isPrivate(), metainfo.isPrivate());
EXPECT_EQ(builder.announceList().toString(), metainfo.announceList().toString());
return metainfo;
}
};
TEST_F(MakemetaTest, comment)
{
auto const files = makeRandomFiles(sandboxDir(), 1);
auto const [filename, payload] = files.front();
auto builder = tr_metainfo_builder{ filename };
static auto constexpr Comment = "This is the comment"sv;
builder.setComment(Comment);
EXPECT_EQ(Comment, testBuilder(builder).comment());
}
TEST_F(MakemetaTest, source)
{
auto const files = makeRandomFiles(sandboxDir(), 1);
auto const [filename, payload] = files.front();
auto builder = tr_metainfo_builder{ filename };
static auto constexpr Source = "This is the source"sv;
builder.setSource(Source);
EXPECT_EQ(Source, testBuilder(builder).source());
}
TEST_F(MakemetaTest, isPrivate)
{
auto const files = makeRandomFiles(sandboxDir(), 1);
auto const [filename, payload] = files.front();
for (bool const is_private : { true, false })
{
auto builder = tr_metainfo_builder{ filename };
builder.setPrivate(is_private);
EXPECT_EQ(is_private, testBuilder(builder).isPrivate());
}
}
TEST_F(MakemetaTest, pieceSize)
{
auto const files = makeRandomFiles(sandboxDir(), 1);
auto const [filename, payload] = files.front();
for (uint32_t const piece_size : { 16384, 32768 })
{
auto builder = tr_metainfo_builder{ filename };
builder.setPieceSize(piece_size);
EXPECT_EQ(piece_size, testBuilder(builder).pieceSize());
}
}
TEST_F(MakemetaTest, webseeds)
{
auto const files = makeRandomFiles(sandboxDir(), 1);
auto const [filename, payload] = files.front();
auto builder = tr_metainfo_builder{ filename };
static auto constexpr Webseed = "https://www.example.com/linux.iso"sv;
builder.setWebseeds(std::vector<std::string>{ std::string{ Webseed } });
auto const metainfo = testBuilder(builder);
EXPECT_EQ(1U, metainfo.webseedCount());
EXPECT_EQ(Webseed, metainfo.webseed(0));
}
TEST_F(MakemetaTest, nameIsRootSingleFile)
{
auto const files = makeRandomFiles(sandboxDir(), 1);
auto const [filename, payload] = files.front();
auto builder = tr_metainfo_builder{ filename };
EXPECT_EQ(tr_sys_path_basename(filename), testBuilder(builder).name());
}
TEST_F(MakemetaTest, anonymizeTrue)
{
auto const files = makeRandomFiles(sandboxDir(), 1);
auto const [filename, payload] = files.front();
auto builder = tr_metainfo_builder{ filename };
builder.setAnonymize(true);
auto const metainfo = testBuilder(builder);
EXPECT_EQ(""sv, metainfo.creator());
EXPECT_EQ(time_t{}, metainfo.dateCreated());
}
TEST_F(MakemetaTest, anonymizeFalse)
{
auto const files = makeRandomFiles(sandboxDir(), 1);
auto const [filename, payload] = files.front();
auto builder = tr_metainfo_builder{ filename };
builder.setAnonymize(false);
auto const metainfo = testBuilder(builder);
EXPECT_TRUE(tr_strvContains(metainfo.creator(), TR_NAME)) << metainfo.creator();
auto const now = time(nullptr);
EXPECT_LE(metainfo.dateCreated(), now);
EXPECT_LE(now - 60, metainfo.dateCreated());
}
TEST_F(MakemetaTest, nameIsRootMultifile)
{
auto const files = makeRandomFiles(sandboxDir(), 10);
auto const [filename, payload] = files.front();
auto builder = tr_metainfo_builder{ filename };
EXPECT_EQ(tr_sys_path_basename(filename), testBuilder(builder).name());
}
TEST_F(MakemetaTest, singleFile)
{
auto const files = makeRandomFiles(sandboxDir(), 1);
auto const [filename, payload] = files.front();
auto builder = tr_metainfo_builder{ filename };
auto trackers = tr_announce_list{};
trackers.add("udp://tracker.openbittorrent.com:80"sv, trackers.nextTier());
trackers.add("udp://tracker.publicbt.com:80"sv, trackers.nextTier());
builder.setAnnounceList(std::move(trackers));
static auto constexpr Comment = "This is the comment"sv;
builder.setComment(Comment);
static auto constexpr IsPrivate = false;
builder.setPrivate(IsPrivate);
static auto constexpr Anonymize = false;
builder.setAnonymize(Anonymize);
testBuilder(builder);
}
} // namespace libtransmission::test