186 lines
6.0 KiB
C++
186 lines
6.0 KiB
C++
/*
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* This file Copyright (C) 2013-2014 Mnemosyne LLC
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*
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* It may be used under the GNU GPL versions 2 or 3
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* or any future license endorsed by Mnemosyne LLC.
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*
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*/
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#include <array>
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#include <cerrno>
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#include <cstring>
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#include <string_view>
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#include "transmission.h"
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#include "error.h"
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#include "metainfo.h"
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#include "torrent-metainfo.h"
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#include "torrent.h"
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#include "utils.h"
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#include "gtest/gtest.h"
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using namespace std::literals;
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TEST(TorrentMetainfo, magnetLink)
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{
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// background info @ http://wiki.theory.org/BitTorrent_Magnet-URI_Webseeding
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char const constexpr* const MagnetLink =
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"magnet:?"
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"xt=urn:btih:14ffe5dd23188fd5cb53a1d47f1289db70abf31e"
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"&dn=ubuntu_12_04_1_desktop_32_bit"
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"&tr=http%3A%2F%2Ftracker.publicbt.com%2Fannounce"
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"&tr=udp%3A%2F%2Ftracker.publicbt.com%3A80"
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"&ws=http%3A%2F%2Ftransmissionbt.com";
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auto metainfo = tr_torrent_metainfo{};
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EXPECT_TRUE(metainfo.parseMagnet(MagnetLink));
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EXPECT_EQ(0, std::size(metainfo.files())); // because it's a magnet link
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EXPECT_EQ(2, std::size(metainfo.announceList()));
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EXPECT_EQ(MagnetLink, metainfo.magnet());
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}
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#define BEFORE_PATH \
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"d10:created by25:Transmission/2.82 (14160)13:creation datei1402280218e8:encoding5:UTF-84:infod5:filesld6:lengthi2e4:pathl"
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#define AFTER_PATH \
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"eed6:lengthi2e4:pathl5:b.txteee4:name3:foo12:piece lengthi32768e6:pieces20:ÞÉ`âMs¡Å;˺¬.åÂà7:privatei0eee"
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// FIXME: split these into parameterized tests?
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TEST(TorrentMetainfo, bucket)
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{
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struct LocalTest
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{
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std::string_view benc;
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bool expected_parse_result;
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};
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auto const tests = std::array<LocalTest, 9>{ {
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{ BEFORE_PATH "5:a.txt" AFTER_PATH, true },
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// allow empty components, but not =all= empty components, see bug #5517
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{ BEFORE_PATH "0:5:a.txt" AFTER_PATH, true },
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{ BEFORE_PATH "0:0:" AFTER_PATH, false },
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// allow path separators in a filename (replaced with '_')
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{ BEFORE_PATH "7:a/a.txt" AFTER_PATH, true },
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// allow "." components (skipped)
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{ BEFORE_PATH "1:.5:a.txt" AFTER_PATH, true },
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{ BEFORE_PATH "5:a.txt1:." AFTER_PATH, true },
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// allow ".." components (replaced with "__")
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{ BEFORE_PATH "2:..5:a.txt" AFTER_PATH, true },
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{ BEFORE_PATH "5:a.txt2:.." AFTER_PATH, true },
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// fail on empty string
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{ "", false },
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} };
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tr_logSetLevel(TR_LOG_SILENT);
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for (auto const& test : tests)
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{
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auto metainfo = tr_torrent_metainfo{};
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EXPECT_EQ(test.expected_parse_result, metainfo.parseBenc(test.benc));
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}
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}
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TEST(TorrentMetainfo, sanitize)
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{
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struct LocalTest
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{
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std::string_view input;
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std::string_view expected_output;
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bool expected_is_adjusted;
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};
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auto const tests = std::array<LocalTest, 29>{
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// skipped
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LocalTest{ ""sv, ""sv, false },
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{ "."sv, ""sv, true },
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{ ".."sv, ""sv, true },
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{ "....."sv, ""sv, true },
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{ " "sv, ""sv, true },
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{ " . "sv, ""sv, true },
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{ ". . ."sv, ""sv, true },
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// replaced with '_'
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{ "/"sv, "_"sv, true },
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{ "////"sv, "____"sv, true },
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{ "\\\\"sv, "__"sv, true },
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{ "/../"sv, "_.._"sv, true },
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{ "foo<bar:baz/boo"sv, "foo_bar_baz_boo"sv, true },
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{ "t\0e\x01s\tt\ri\nn\fg"sv, "t_e_s_t_i_n_g"sv, true },
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// appended with '_'
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{ "con"sv, "con_"sv, true },
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{ "cOm4"sv, "cOm4_"sv, true },
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{ "LPt9.txt"sv, "LPt9_.txt"sv, true },
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{ "NUL.tar.gz"sv, "NUL_.tar.gz"sv, true },
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// trimmed
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{ " foo"sv, "foo"sv, true },
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{ "foo "sv, "foo"sv, true },
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{ " foo "sv, "foo"sv, true },
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{ "foo."sv, "foo"sv, true },
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{ "foo..."sv, "foo"sv, true },
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{ " foo... "sv, "foo"sv, true },
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// unmodified
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{ "foo"sv, "foo"sv, false },
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{ ".foo"sv, ".foo"sv, false },
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{ "..foo"sv, "..foo"sv, false },
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{ "foo.bar.baz"sv, "foo.bar.baz"sv, false },
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{ "null"sv, "null"sv, false },
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{ "compass"sv, "compass"sv, false },
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};
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auto out = std::string{};
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auto is_adjusted = bool{};
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for (auto const& test : tests)
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{
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out.clear();
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auto const success = tr_metainfoAppendSanitizedPathComponent(out, test.input, &is_adjusted);
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EXPECT_EQ(!std::empty(out), success);
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EXPECT_EQ(test.expected_output, out);
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EXPECT_EQ(test.expected_is_adjusted, is_adjusted);
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}
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}
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TEST(TorrentMetainfo, AndroidTorrent)
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{
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auto const filename = tr_strvJoin(LIBTRANSMISSION_TEST_ASSETS_DIR, "/Android-x86 8.1 r6 iso.torrent"sv);
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auto* ctor = tr_ctorNew(nullptr);
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auto const err = tr_ctorSetMetainfoFromFile(ctor, filename.c_str());
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EXPECT_EQ(0, err);
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tr_ctorFree(ctor);
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}
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TEST(TorrentMetainfo, ctorSaveContents)
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{
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auto const src_filename = tr_strvJoin(LIBTRANSMISSION_TEST_ASSETS_DIR, "/Android-x86 8.1 r6 iso.torrent"sv);
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auto const tgt_filename = tr_strvJoin(::testing::TempDir(), "save-contents-test.torrent");
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// try saving without passing any metainfo.
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auto* ctor = tr_ctorNew(nullptr);
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tr_error* error = nullptr;
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EXPECT_FALSE(tr_ctorSaveContents(ctor, tgt_filename.c_str(), &error));
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EXPECT_NE(nullptr, error);
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if (error != nullptr)
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{
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EXPECT_EQ(EINVAL, error->code);
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tr_error_clear(&error);
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}
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// now try saving _with_ metainfo
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EXPECT_EQ(0, tr_ctorSetMetainfoFromFile(ctor, src_filename.c_str()));
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EXPECT_TRUE(tr_ctorSaveContents(ctor, tgt_filename.c_str(), &error));
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EXPECT_EQ(nullptr, error);
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// the saved contents should match the source file's contents
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auto src_contents = std::vector<char>{};
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EXPECT_TRUE(tr_loadFile(src_contents, src_filename.c_str(), &error));
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auto tgt_contents = std::vector<char>{};
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EXPECT_TRUE(tr_loadFile(tgt_contents, tgt_filename.c_str(), &error));
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EXPECT_EQ(src_contents, tgt_contents);
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// cleanup
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EXPECT_TRUE(tr_sys_path_remove(tgt_filename.c_str(), &error));
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EXPECT_EQ(nullptr, error);
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tr_error_clear(&error);
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tr_ctorFree(ctor);
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}
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