119 lines
4.5 KiB
C++
119 lines
4.5 KiB
C++
// This file Copyright (C) 2010-2022 Mnemosyne LLC.
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// It may be used under GPLv2 (SPDX: GPL-2.0-only), GPLv3 (SPDX: GPL-3.0-only),
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// or any future license endorsed by Mnemosyne LLC.
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// License text can be found in the licenses/ folder.
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#include <array>
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#include <cstddef> // size_t, std::byte
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#include <string_view>
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#include "gtest/gtest.h"
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#include <libtransmission/crypto-utils.h> // tr_rand_buffer()
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#include <libtransmission/magnet-metainfo.h>
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#include <libtransmission/tr-macros.h>
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using namespace std::literals;
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TEST(MagnetMetainfo, magnetParse)
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{
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auto constexpr ExpectedHash = tr_sha1_digest_t{ std::byte{ 210 }, std::byte{ 53 }, std::byte{ 64 }, std::byte{ 16 },
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std::byte{ 163 }, std::byte{ 202 }, std::byte{ 74 }, std::byte{ 222 },
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std::byte{ 91 }, std::byte{ 116 }, std::byte{ 39 }, std::byte{ 187 },
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std::byte{ 9 }, std::byte{ 58 }, std::byte{ 98 }, std::byte{ 163 },
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std::byte{ 137 }, std::byte{ 159 }, std::byte{ 243 }, std::byte{ 129 } };
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auto constexpr UriHex =
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"magnet:?xt=urn:btih:"
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"d2354010a3ca4ade5b7427bb093a62a3899ff381"
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"&dn=Display%20Name"
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"&tr=http%3A%2F%2Ftracker.openbittorrent.com%2Fannounce"
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"&tr=http%3A%2F%2Ftracker.opentracker.org%2Fannounce"
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"&ws=http%3A%2F%2Fserver.webseed.org%2Fpath%2Fto%2Ffile"sv;
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auto constexpr UriHexWithEmptyValue =
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"magnet:?xt=urn:btih:"
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"d2354010a3ca4ade5b7427bb093a62a3899ff381"
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"&empty"
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"&dn=Display%20Name"
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"&tr=http%3A%2F%2Ftracker.openbittorrent.com%2Fannounce"
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"&tr=http%3A%2F%2Ftracker.opentracker.org%2Fannounce"
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"&ws=http%3A%2F%2Fserver.webseed.org%2Fpath%2Fto%2Ffile"sv;
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auto constexpr UriHexWithJunkValues =
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"magnet:?xt=urn:btih:"
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"d2354010a3ca4ade5b7427bb093a62a3899ff381"
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"&empty"
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"&empty_again"
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"&dn=Display%20Name"
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"&tr=http%3A%2F%2Ftracker.openbittorrent.com%2Fannounce"
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"&empty_again"
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"&="
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"&ws=http%3A%2F%2Fserver.webseed.org%2Fpath%2Fto%2Ffile"
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"&tr=http%3A%2F%2Ftracker.opentracker.org%2Fannounce"sv;
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auto constexpr UriBase32 =
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"magnet:?xt=urn:btih:"
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"2I2UAEFDZJFN4W3UE65QSOTCUOEZ744B"
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"&dn=Display%20Name"
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"&tr=http%3A%2F%2Ftracker.openbittorrent.com%2Fannounce"
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"&ws=http%3A%2F%2Fserver.webseed.org%2Fpath%2Fto%2Ffile"
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"&tr=http%3A%2F%2Ftracker.opentracker.org%2Fannounce"sv;
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for (auto const& uri : { UriHex, UriHexWithEmptyValue, UriHexWithJunkValues, UriBase32 })
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{
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auto mm = tr_magnet_metainfo{};
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EXPECT_TRUE(mm.parseMagnet(uri));
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EXPECT_EQ(2U, std::size(mm.announce_list()));
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auto it = std::begin(mm.announce_list());
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EXPECT_EQ(0U, it->tier);
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EXPECT_EQ("http://tracker.openbittorrent.com/announce"sv, it->announce.sv());
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EXPECT_EQ("http://tracker.openbittorrent.com/scrape"sv, it->scrape.sv());
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++it;
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EXPECT_EQ(1U, it->tier);
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EXPECT_EQ("http://tracker.opentracker.org/announce", it->announce.sv());
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EXPECT_EQ("http://tracker.opentracker.org/scrape", it->scrape.sv());
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EXPECT_EQ(1U, mm.webseed_count());
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EXPECT_EQ("http://server.webseed.org/path/to/file"sv, mm.webseed(0));
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EXPECT_EQ("Display Name"sv, mm.name());
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EXPECT_EQ(ExpectedHash, mm.info_hash());
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}
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for (auto const& uri : { "2I2UAEFDZJFN4W3UE65QSOTCUOEZ744B"sv, "d2354010a3ca4ade5b7427bb093a62a3899ff381"sv })
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{
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auto mm = tr_magnet_metainfo{};
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EXPECT_TRUE(mm.parseMagnet(uri));
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EXPECT_EQ(0U, std::size(mm.announce_list()));
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EXPECT_EQ(0U, mm.webseed_count());
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EXPECT_EQ(ExpectedHash, mm.info_hash());
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}
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}
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TEST(WebUtilsTest, parseMagnetFuzzRegressions)
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{
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static auto constexpr Tests = std::array<std::string_view, 1>{
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"UICOl7RLjChs/QZZwNH4sSQwuH890UMHuoxoWBmMkr0=",
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};
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for (auto const& test : Tests)
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{
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auto mm = tr_magnet_metainfo{};
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mm.parseMagnet(tr_base64_decode(test));
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}
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}
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TEST(WebUtilsTest, parseMagnetFuzz)
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{
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auto buf = std::array<char, 1024>{};
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for (size_t i = 0; i < 100000; ++i)
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{
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auto const len = static_cast<size_t>(tr_rand_int(1024U));
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tr_rand_buffer(std::data(buf), len);
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auto mm = tr_magnet_metainfo{};
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EXPECT_FALSE(mm.parseMagnet({ std::data(buf), len }));
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}
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}
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