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transmission/tests/libtransmission/torrent-files-test.cc

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5.8 KiB
C++

// This file Copyright (C) 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 <array>
#include <string_view>
#include <utility>
#include <libtransmission/transmission.h>
#include <libtransmission/torrent-files.h>
#include "test-fixtures.h"
using namespace std::literals;
class TorrentFilesTest : public ::libtransmission::test::SandboxedTest
{
};
TEST_F(TorrentFilesTest, add)
{
auto constexpr Path = "/hello/world"sv;
auto constexpr Size = size_t{ 1024 };
auto files = tr_torrent_files{};
EXPECT_EQ(size_t{ 0U }, files.fileCount());
EXPECT_TRUE(std::empty(files));
auto const file_index = files.add(Path, Size);
EXPECT_EQ(tr_file_index_t{ 0U }, file_index);
EXPECT_EQ(size_t{ 1U }, files.fileCount());
EXPECT_EQ(Size, files.fileSize(file_index));
EXPECT_EQ(Path, files.path(file_index));
EXPECT_FALSE(std::empty(files));
}
TEST_F(TorrentFilesTest, setPath)
{
auto constexpr Path1 = "/hello/world"sv;
auto constexpr Path2 = "/hello/there"sv;
auto constexpr Size = size_t{ 2048 };
auto files = tr_torrent_files{};
auto const file_index = files.add(Path1, Size);
EXPECT_EQ(Path1, files.path(file_index));
EXPECT_EQ(Size, files.fileSize(file_index));
files.setPath(file_index, Path2);
EXPECT_EQ(Path2, files.path(file_index));
EXPECT_EQ(Size, files.fileSize(file_index));
}
TEST_F(TorrentFilesTest, clear)
{
auto constexpr Path1 = "/hello/world"sv;
auto constexpr Path2 = "/hello/there"sv;
auto constexpr Size = size_t{ 2048 };
auto files = tr_torrent_files{};
files.add(Path1, Size);
EXPECT_EQ(size_t{ 1U }, files.fileCount());
files.add(Path2, Size);
EXPECT_EQ(size_t{ 2U }, files.fileCount());
files.clear();
EXPECT_TRUE(std::empty(files));
EXPECT_EQ(size_t{ 0U }, files.fileCount());
}
TEST_F(TorrentFilesTest, find)
{
static auto constexpr Contents = "hello"sv;
auto const filename = tr_pathbuf{ sandboxDir(), "/first_dir/hello.txt"sv };
createFileWithContents(std::string{ filename }, std::data(Contents), std::size(Contents));
auto files = tr_torrent_files{};
auto const file_index = files.add("first_dir/hello.txt", 1024);
auto const search_path_1 = tr_pathbuf{ sandboxDir() };
auto const search_path_2 = tr_pathbuf{ "/tmp"sv };
auto search_path = std::vector<std::string_view>{ search_path_1.sv(), search_path_2.sv() };
auto found = files.find(file_index, std::data(search_path), std::size(search_path));
EXPECT_TRUE(found.has_value());
assert(found.has_value());
EXPECT_EQ(filename, found->filename());
// same search, but with the search paths reversed
search_path = std::vector<std::string_view>{ search_path_2.sv(), search_path_1.sv() };
found = files.find(file_index, std::data(search_path), std::size(search_path));
EXPECT_TRUE(found.has_value());
assert(found.has_value());
EXPECT_EQ(filename, found->filename());
// now make it an incomplete file
auto const partial_filename = tr_pathbuf{ filename, tr_torrent_files::PartialFileSuffix };
EXPECT_TRUE(tr_sys_path_rename(filename, partial_filename));
search_path = std::vector<std::string_view>{ search_path_1.sv(), search_path_2.sv() };
found = files.find(file_index, std::data(search_path), std::size(search_path));
EXPECT_TRUE(found.has_value());
assert(found.has_value());
EXPECT_EQ(partial_filename, found->filename());
// same search, but with the search paths reversed
search_path = std::vector<std::string_view>{ search_path_2.sv(), search_path_1.sv() };
found = files.find(file_index, std::data(search_path), std::size(search_path));
EXPECT_TRUE(found.has_value());
assert(found.has_value());
EXPECT_EQ(partial_filename, found->filename());
// what about if we look for a file that does not exist
EXPECT_TRUE(tr_sys_path_remove(partial_filename));
EXPECT_FALSE(files.find(file_index, std::data(search_path), std::size(search_path)));
}
TEST_F(TorrentFilesTest, hasAnyLocalData)
{
static auto constexpr Contents = "hello"sv;
auto const filename = tr_pathbuf{ sandboxDir(), "/first_dir/hello.txt"sv };
createFileWithContents(std::string{ filename }, std::data(Contents), std::size(Contents));
auto files = tr_torrent_files{};
files.add("first_dir/hello.txt", 1024);
auto const search_path_1 = tr_pathbuf{ sandboxDir() };
auto const search_path_2 = tr_pathbuf{ "/tmp"sv };
auto search_path = std::vector<std::string_view>{ search_path_1.sv(), search_path_2.sv() };
EXPECT_TRUE(files.hasAnyLocalData(std::data(search_path), 2U));
EXPECT_TRUE(files.hasAnyLocalData(std::data(search_path), 1U));
EXPECT_FALSE(files.hasAnyLocalData(std::data(search_path) + 1, 1U));
EXPECT_FALSE(files.hasAnyLocalData(std::data(search_path), 0U));
}
TEST_F(TorrentFilesTest, isSubpathPortable)
{
static auto constexpr Tests = std::array<std::pair<std::string_view, bool>, 15>{ {
// don't end with periods
{ "foo.", false },
{ "foo..", false },
// don't begin or end with whitespace
{ " foo ", false },
{ " foo", false },
{ "foo ", false },
// reserved names
{ "COM1", false },
{ "COM1.txt", false },
{ "Com1", false },
{ "com1", false },
// reserved characters
{ "hell:o.txt", false },
// everything else
{ ".foo", true },
{ "com99.txt", true },
{ "foo", true },
{ "hello.txt", true },
{ "hello#.txt", true },
} };
for (auto const& [subpath, expected] : Tests)
{
EXPECT_EQ(expected, tr_torrent_files::isSubpathPortable(subpath)) << " subpath " << subpath;
}
}