488 lines
18 KiB
C++
488 lines
18 KiB
C++
// This file Copyright (C) 2013-2022 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 <libtransmission/transmission.h>
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#include <libtransmission/file.h>
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#include <libtransmission/resume.h>
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#include <libtransmission/torrent.h> // tr_isTorrent()
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#include <libtransmission/tr-assert.h>
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#include <libtransmission/tr-strbuf.h>
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#include <libtransmission/variant.h>
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#include "test-fixtures.h"
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#include <array>
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#include <cerrno>
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#include <cstdio> // fopen()
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#include <string>
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#include <string_view>
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using namespace std::literals;
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namespace libtransmission::test
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{
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class RenameTest : public SessionTest
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{
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static auto constexpr MaxWaitMsec = 3000;
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protected:
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void torrentRemoveAndWait(tr_torrent* tor, size_t expected_torrent_count)
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{
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tr_torrentRemove(tor, false, nullptr, nullptr);
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auto const test = [this, expected_torrent_count]()
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{
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return std::size(session_->torrents()) == expected_torrent_count;
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};
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EXPECT_TRUE(waitFor(test, MaxWaitMsec));
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}
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void createSingleFileTorrentContents(std::string_view top)
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{
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auto const path = tr_pathbuf{ top, "/hello-world.txt" };
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createFileWithContents(path, "hello, world!\n");
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}
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void createMultifileTorrentContents(std::string_view top)
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{
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auto path = tr_pathbuf{ top, "/Felidae/Felinae/Acinonyx/Cheetah/Chester"sv };
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createFileWithContents(path, "It ain't easy bein' cheesy.\n");
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path.assign(top, "/Felidae/Pantherinae/Panthera/Tiger/Tony"sv);
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createFileWithContents(path, "They’re Grrrrreat!\n");
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path.assign(top, "/Felidae/Felinae/Felis/catus/Kyphi"sv);
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createFileWithContents(path, "Inquisitive\n");
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path.assign(top, "/Felidae/Felinae/Felis/catus/Saffron"sv);
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createFileWithContents(path, "Tough\n");
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sync();
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}
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tr_torrent* createTorrentFromBase64Metainfo(tr_ctor* ctor, char const* benc_base64)
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{
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// create the torrent ctor
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auto const benc = tr_base64_decode(benc_base64);
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EXPECT_LT(0U, std::size(benc));
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tr_error* error = nullptr;
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EXPECT_TRUE(tr_ctorSetMetainfo(ctor, std::data(benc), std::size(benc), &error));
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EXPECT_EQ(nullptr, error) << *error;
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tr_ctorSetPaused(ctor, TR_FORCE, true);
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// create the torrent
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auto* const tor = createTorrentAndWaitForVerifyDone(ctor);
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EXPECT_NE(nullptr, tor);
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return tor;
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}
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static bool testFileExistsAndConsistsOfThisString(tr_torrent const* tor, tr_file_index_t file_index, std::string_view str)
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{
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if (auto const found = tor->findFile(file_index); found)
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{
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EXPECT_TRUE(tr_sys_path_exists(found->filename()));
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auto contents = std::vector<char>{};
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return tr_loadFile(found->filename(), contents) &&
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std::string_view{ std::data(contents), std::size(contents) } == str;
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}
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return false;
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}
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static void expectHaveNone(tr_torrent* tor, uint64_t total_size)
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{
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auto const* tst = tr_torrentStat(tor);
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EXPECT_EQ(TR_STATUS_STOPPED, tst->activity);
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EXPECT_EQ(TR_STAT_OK, tst->error);
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EXPECT_EQ(total_size, tst->sizeWhenDone);
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EXPECT_EQ(total_size, tst->leftUntilDone);
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EXPECT_EQ(total_size, tor->totalSize());
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EXPECT_EQ(0, tst->haveValid);
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}
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static int torrentRenameAndWait(tr_torrent* tor, char const* oldpath, char const* newname)
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{
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auto const on_rename_done =
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[](tr_torrent* /*tor*/, char const* /*oldpath*/, char const* /*newname*/, int error, void* user_data) noexcept
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{
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*static_cast<int*>(user_data) = error;
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};
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int error = -1;
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tr_torrentRenamePath(tor, oldpath, newname, on_rename_done, &error);
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auto test = [&error]()
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{
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return error != -1;
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};
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EXPECT_TRUE(waitFor(test, MaxWaitMsec));
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return error;
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}
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};
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TEST_F(RenameTest, singleFilenameTorrent)
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{
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static auto constexpr TotalSize = size_t{ 14 };
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// this is a single-file torrent whose file is hello-world.txt, holding the string "hello, world!"
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auto* ctor = tr_ctorNew(session_);
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auto* tor = createTorrentFromBase64Metainfo(
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ctor,
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"ZDEwOmNyZWF0ZWQgYnkyNTpUcmFuc21pc3Npb24vMi42MSAoMTM0MDcpMTM6Y3JlYXRpb24gZGF0"
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"ZWkxMzU4NTQ5MDk4ZTg6ZW5jb2Rpbmc1OlVURi04NDppbmZvZDY6bGVuZ3RoaTE0ZTQ6bmFtZTE1"
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"OmhlbGxvLXdvcmxkLnR4dDEyOnBpZWNlIGxlbmd0aGkzMjc2OGU2OnBpZWNlczIwOukboJcrkFUY"
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"f6LvqLXBVvSHqCk6Nzpwcml2YXRlaTBlZWU=");
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EXPECT_TRUE(tr_isTorrent(tor));
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// sanity check the info
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EXPECT_EQ(tr_file_index_t{ 1 }, tor->fileCount());
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EXPECT_STREQ("hello-world.txt", tr_torrentFile(tor, 0).name);
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// sanity check the (empty) stats
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blockingTorrentVerify(tor);
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expectHaveNone(tor, TotalSize);
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createSingleFileTorrentContents(tor->currentDir().sv());
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// sanity check the stats again, now that we've added the file
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blockingTorrentVerify(tor);
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auto const* st = tr_torrentStat(tor);
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EXPECT_EQ(TR_STATUS_STOPPED, st->activity);
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EXPECT_EQ(TR_STAT_OK, st->error);
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EXPECT_EQ(0, st->leftUntilDone);
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EXPECT_EQ(0, st->haveUnchecked);
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EXPECT_EQ(0, st->desiredAvailable);
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EXPECT_EQ(TotalSize, st->sizeWhenDone);
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EXPECT_EQ(TotalSize, st->haveValid);
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/**
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*** okay! we've finally put together all the scaffolding to test
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*** renaming a single-file torrent
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**/
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// confirm that bad inputs get caught
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EXPECT_EQ(EINVAL, torrentRenameAndWait(tor, "hello-world.txt", nullptr));
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EXPECT_EQ(EINVAL, torrentRenameAndWait(tor, "hello-world.txt", ""));
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EXPECT_EQ(EINVAL, torrentRenameAndWait(tor, "hello-world.txt", "."));
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EXPECT_EQ(EINVAL, torrentRenameAndWait(tor, "hello-world.txt", ".."));
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EXPECT_EQ(0, torrentRenameAndWait(tor, "hello-world.txt", "hello-world.txt"));
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EXPECT_EQ(EINVAL, torrentRenameAndWait(tor, "hello-world.txt", "hello/world.txt"));
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EXPECT_STREQ("hello-world.txt", tr_torrentFile(tor, 0).name);
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/***
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**** Now try a rename that should succeed
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***/
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auto tmpstr = tr_pathbuf{ tor->currentDir(), "/hello-world.txt" };
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EXPECT_TRUE(tr_sys_path_exists(tmpstr));
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EXPECT_STREQ("hello-world.txt", tr_torrentName(tor));
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EXPECT_EQ(0, torrentRenameAndWait(tor, tr_torrentName(tor), "foobar"));
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EXPECT_FALSE(tr_sys_path_exists(tmpstr)); // confirm the old filename can't be found
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EXPECT_STREQ("foobar", tr_torrentName(tor)); // confirm the torrent's name is now 'foobar'
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EXPECT_STREQ("foobar", tr_torrentFile(tor, 0).name); // confirm the file's name is now 'foobar'
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auto const torrent_filename = tr_torrentFilename(tor);
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EXPECT_EQ(std::string::npos, torrent_filename.find("foobar")); // confirm torrent file hasn't changed
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tmpstr.assign(tor->currentDir(), "/foobar");
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EXPECT_TRUE(tr_sys_path_exists(tmpstr)); // confirm the file's name is now 'foobar' on the disk
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EXPECT_TRUE(testFileExistsAndConsistsOfThisString(tor, 0, "hello, world!\n")); // confirm the contents are right
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// (while it's renamed: confirm that the .resume file remembers the changes)
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tr_resume::save(tor);
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sync();
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auto const loaded = tr_resume::load(tor, tr_resume::All, ctor);
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EXPECT_STREQ("foobar", tr_torrentName(tor));
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EXPECT_NE(decltype(loaded){ 0 }, (loaded & tr_resume::Name));
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/***
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**** ...and rename it back again
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***/
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tmpstr.assign(tor->currentDir(), "/foobar");
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EXPECT_TRUE(tr_sys_path_exists(tmpstr));
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EXPECT_EQ(0, torrentRenameAndWait(tor, "foobar", "hello-world.txt"));
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EXPECT_FALSE(tr_sys_path_exists(tmpstr));
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EXPECT_STREQ("hello-world.txt", tr_torrentName(tor));
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EXPECT_STREQ("hello-world.txt", tr_torrentFile(tor, 0).name);
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EXPECT_TRUE(testFileExistsAndConsistsOfThisString(tor, 0, "hello, world!\n"));
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// cleanup
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tr_ctorFree(ctor);
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torrentRemoveAndWait(tor, 0);
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}
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/***
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****
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****
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****
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***/
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TEST_F(RenameTest, multifileTorrent)
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{
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auto constexpr TotalSize = size_t{ 67 };
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auto constexpr ExpectedFiles = std::array<std::string_view, 4>{
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"Felidae/Felinae/Acinonyx/Cheetah/Chester"sv,
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"Felidae/Felinae/Felis/catus/Kyphi"sv,
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"Felidae/Felinae/Felis/catus/Saffron"sv,
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"Felidae/Pantherinae/Panthera/Tiger/Tony"sv,
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};
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auto constexpr ExpectedContents = std::array<std::string_view, 4>{
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"It ain't easy bein' cheesy.\n"sv,
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"Inquisitive\n"sv,
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"Tough\n"sv,
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"They’re Grrrrreat!\n"sv,
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};
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auto* ctor = tr_ctorNew(session_);
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auto* tor = createTorrentFromBase64Metainfo(
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ctor,
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"ZDEwOmNyZWF0ZWQgYnkyNTpUcmFuc21pc3Npb24vMi42MSAoMTM0MDcpMTM6Y3JlYXRpb24gZGF0"
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"ZWkxMzU4NTU1NDIwZTg6ZW5jb2Rpbmc1OlVURi04NDppbmZvZDU6ZmlsZXNsZDY6bGVuZ3RoaTI4"
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"ZTQ6cGF0aGw3OkZlbGluYWU4OkFjaW5vbnl4NzpDaGVldGFoNzpDaGVzdGVyZWVkNjpsZW5ndGhp"
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"MTJlNDpwYXRobDc6RmVsaW5hZTU6RmVsaXM1OmNhdHVzNTpLeXBoaWVlZDY6bGVuZ3RoaTZlNDpw"
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"YXRobDc6RmVsaW5hZTU6RmVsaXM1OmNhdHVzNzpTYWZmcm9uZWVkNjpsZW5ndGhpMjFlNDpwYXRo"
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"bDExOlBhbnRoZXJpbmFlODpQYW50aGVyYTU6VGlnZXI0OlRvbnllZWU0Om5hbWU3OkZlbGlkYWUx"
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"MjpwaWVjZSBsZW5ndGhpMzI3NjhlNjpwaWVjZXMyMDp27buFkmy8ICfNX4nsJmt0Ckm2Ljc6cHJp"
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"dmF0ZWkwZWVl");
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EXPECT_TRUE(tr_isTorrent(tor));
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// sanity check the info
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EXPECT_STREQ("Felidae", tr_torrentName(tor));
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EXPECT_EQ(TotalSize, tor->totalSize());
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EXPECT_EQ(tr_file_index_t{ 4 }, tor->fileCount());
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for (tr_file_index_t i = 0; i < 4; ++i)
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{
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EXPECT_EQ(ExpectedFiles[i], tr_torrentFile(tor, i).name);
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}
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// sanity check the (empty) stats
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blockingTorrentVerify(tor);
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expectHaveNone(tor, TotalSize);
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// build the local data
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createMultifileTorrentContents(tor->currentDir().sv());
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// sanity check the (full) stats
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blockingTorrentVerify(tor);
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auto const* st = tr_torrentStat(tor);
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EXPECT_EQ(TR_STATUS_STOPPED, st->activity);
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EXPECT_EQ(TR_STAT_OK, st->error);
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EXPECT_EQ(0, st->leftUntilDone);
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EXPECT_EQ(0, st->haveUnchecked);
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EXPECT_EQ(0, st->desiredAvailable);
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EXPECT_EQ(TotalSize, st->sizeWhenDone);
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EXPECT_EQ(TotalSize, st->haveValid);
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/**
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*** okay! let's test renaming.
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**/
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// rename a leaf...
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EXPECT_EQ(0, torrentRenameAndWait(tor, "Felidae/Felinae/Felis/catus/Kyphi", "placeholder"));
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EXPECT_STREQ("Felidae/Felinae/Felis/catus/placeholder", tr_torrentFile(tor, 1).name);
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EXPECT_TRUE(testFileExistsAndConsistsOfThisString(tor, 1, "Inquisitive\n"));
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// ...and back again
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EXPECT_EQ(0, torrentRenameAndWait(tor, "Felidae/Felinae/Felis/catus/placeholder", "Kyphi"));
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EXPECT_STREQ("Felidae/Felinae/Felis/catus/Kyphi", tr_torrentFile(tor, 1).name);
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testFileExistsAndConsistsOfThisString(tor, 1, "Inquisitive\n");
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// rename a branch...
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EXPECT_EQ(0, torrentRenameAndWait(tor, "Felidae/Felinae/Felis/catus", "placeholder"));
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EXPECT_EQ(ExpectedFiles[0], tr_torrentFile(tor, 0).name);
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EXPECT_STREQ("Felidae/Felinae/Felis/placeholder/Kyphi", tr_torrentFile(tor, 1).name);
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EXPECT_STREQ("Felidae/Felinae/Felis/placeholder/Saffron", tr_torrentFile(tor, 2).name);
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EXPECT_EQ(ExpectedFiles[3], tr_torrentFile(tor, 3).name);
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EXPECT_TRUE(testFileExistsAndConsistsOfThisString(tor, 1, ExpectedContents[1]));
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EXPECT_TRUE(testFileExistsAndConsistsOfThisString(tor, 2, ExpectedContents[2]));
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// (while the branch is renamed: confirm that the .resume file remembers the changes)
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tr_resume::save(tor);
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// this is a bit dodgy code-wise, but let's make sure the .resume file got the name
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tor->setFileSubpath(1, "gabba gabba hey"sv);
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auto const loaded = tr_resume::load(tor, tr_resume::All, ctor);
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EXPECT_NE(decltype(loaded){ 0 }, (loaded & tr_resume::Filenames));
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EXPECT_EQ(ExpectedFiles[0], tr_torrentFile(tor, 0).name);
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EXPECT_STREQ("Felidae/Felinae/Felis/placeholder/Kyphi", tr_torrentFile(tor, 1).name);
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EXPECT_STREQ("Felidae/Felinae/Felis/placeholder/Saffron", tr_torrentFile(tor, 2).name);
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EXPECT_EQ(ExpectedFiles[3], tr_torrentFile(tor, 3).name);
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// ...and back again
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EXPECT_EQ(0, torrentRenameAndWait(tor, "Felidae/Felinae/Felis/placeholder", "catus"));
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for (tr_file_index_t i = 0; i < 4; ++i)
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{
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EXPECT_EQ(ExpectedFiles[i], tr_torrentFile(tor, i).name);
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EXPECT_TRUE(testFileExistsAndConsistsOfThisString(tor, i, ExpectedContents[i]));
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}
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/***
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**** Test it an incomplete torrent...
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***/
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// remove the directory Felidae/Felinae/Felis/catus
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auto str = tr_torrentFindFile(tor, 1);
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EXPECT_NE(""sv, str);
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tr_sys_path_remove(str);
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str = tr_torrentFindFile(tor, 2);
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EXPECT_NE(""sv, str);
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tr_sys_path_remove(str);
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tr_sys_path_remove(std::string{ tr_sys_path_dirname(str) });
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sync();
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blockingTorrentVerify(tor);
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testFileExistsAndConsistsOfThisString(tor, 0, ExpectedContents[0]);
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for (tr_file_index_t i = 1; i <= 2; ++i)
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{
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str = tr_torrentFindFile(tor, i);
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EXPECT_EQ(""sv, str);
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}
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testFileExistsAndConsistsOfThisString(tor, 3, ExpectedContents[3]);
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// rename a branch...
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EXPECT_EQ(0, torrentRenameAndWait(tor, "Felidae/Felinae/Felis/catus", "foo"));
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EXPECT_EQ(ExpectedFiles[0], tr_torrentFile(tor, 0).name);
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EXPECT_STREQ("Felidae/Felinae/Felis/foo/Kyphi", tr_torrentFile(tor, 1).name);
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EXPECT_STREQ("Felidae/Felinae/Felis/foo/Saffron", tr_torrentFile(tor, 2).name);
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EXPECT_EQ(ExpectedFiles[3], tr_torrentFile(tor, 3).name);
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// ...and back again
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EXPECT_EQ(0, torrentRenameAndWait(tor, "Felidae/Felinae/Felis/foo", "catus"));
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for (tr_file_index_t i = 0; i < 4; ++i)
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{
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EXPECT_EQ(ExpectedFiles[i], tr_torrentFile(tor, i).name);
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}
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EXPECT_EQ(0, torrentRenameAndWait(tor, "Felidae", "gabba"));
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auto strings = std::array<char const*, 4>{};
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strings[0] = "gabba/Felinae/Acinonyx/Cheetah/Chester";
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strings[1] = "gabba/Felinae/Felis/catus/Kyphi";
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strings[2] = "gabba/Felinae/Felis/catus/Saffron";
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strings[3] = "gabba/Pantherinae/Panthera/Tiger/Tony";
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for (tr_file_index_t i = 0; i < 4; ++i)
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{
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EXPECT_STREQ(strings[i], tr_torrentFile(tor, i).name);
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testFileExistsAndConsistsOfThisString(tor, i, ExpectedContents[i]);
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}
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// rename the root, then a branch, and then a leaf...
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EXPECT_EQ(0, torrentRenameAndWait(tor, "gabba", "Felidae"));
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EXPECT_EQ(0, torrentRenameAndWait(tor, "Felidae/Pantherinae/Panthera/Tiger", "Snow Leopard"));
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EXPECT_EQ(0, torrentRenameAndWait(tor, "Felidae/Pantherinae/Panthera/Snow Leopard/Tony", "10.6"));
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strings[0] = "Felidae/Felinae/Acinonyx/Cheetah/Chester";
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strings[1] = "Felidae/Felinae/Felis/catus/Kyphi";
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strings[2] = "Felidae/Felinae/Felis/catus/Saffron";
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strings[3] = "Felidae/Pantherinae/Panthera/Snow Leopard/10.6";
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for (tr_file_index_t i = 0; i < 4; ++i)
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{
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EXPECT_STREQ(strings[i], tr_torrentFile(tor, i).name);
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testFileExistsAndConsistsOfThisString(tor, i, ExpectedContents[i]);
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}
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tr_ctorFree(ctor);
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torrentRemoveAndWait(tor, 0);
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/**
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*** Test renaming prefixes (shouldn't work)
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**/
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ctor = tr_ctorNew(session_);
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tor = createTorrentFromBase64Metainfo(
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ctor,
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"ZDEwOmNyZWF0ZWQgYnkyNTpUcmFuc21pc3Npb24vMi42MSAoMTM0MDcpMTM6Y3JlYXRpb24gZGF0"
|
||
"ZWkxMzU4NTU1NDIwZTg6ZW5jb2Rpbmc1OlVURi04NDppbmZvZDU6ZmlsZXNsZDY6bGVuZ3RoaTI4"
|
||
"ZTQ6cGF0aGw3OkZlbGluYWU4OkFjaW5vbnl4NzpDaGVldGFoNzpDaGVzdGVyZWVkNjpsZW5ndGhp"
|
||
"MTJlNDpwYXRobDc6RmVsaW5hZTU6RmVsaXM1OmNhdHVzNTpLeXBoaWVlZDY6bGVuZ3RoaTZlNDpw"
|
||
"YXRobDc6RmVsaW5hZTU6RmVsaXM1OmNhdHVzNzpTYWZmcm9uZWVkNjpsZW5ndGhpMjFlNDpwYXRo"
|
||
"bDExOlBhbnRoZXJpbmFlODpQYW50aGVyYTU6VGlnZXI0OlRvbnllZWU0Om5hbWU3OkZlbGlkYWUx"
|
||
"MjpwaWVjZSBsZW5ndGhpMzI3NjhlNjpwaWVjZXMyMDp27buFkmy8ICfNX4nsJmt0Ckm2Ljc6cHJp"
|
||
"dmF0ZWkwZWVl");
|
||
EXPECT_TRUE(tr_isTorrent(tor));
|
||
|
||
// rename prefix of top
|
||
EXPECT_EQ(EINVAL, torrentRenameAndWait(tor, "Feli", "FelidaeX"));
|
||
EXPECT_STREQ("Felidae", tr_torrentName(tor));
|
||
|
||
// rename false path
|
||
EXPECT_EQ(EINVAL, torrentRenameAndWait(tor, "Felidae/FelinaeX", "Genus Felinae"));
|
||
EXPECT_STREQ("Felidae", tr_torrentName(tor));
|
||
|
||
// rename filename collision
|
||
EXPECT_EQ(EINVAL, torrentRenameAndWait(tor, "Felidae/Felinae/Felis/catus/Kyphi", "Saffron"));
|
||
EXPECT_STREQ("Felidae", tr_torrentName(tor));
|
||
/***
|
||
****
|
||
***/
|
||
|
||
// cleanup
|
||
tr_ctorFree(ctor);
|
||
torrentRemoveAndWait(tor, 0);
|
||
}
|
||
|
||
/***
|
||
****
|
||
***/
|
||
|
||
TEST_F(RenameTest, partialFile)
|
||
{
|
||
auto constexpr PieceCount = uint32_t{ 33 };
|
||
auto constexpr PieceSize = uint32_t{ 32768 };
|
||
auto constexpr Length = std::array<uint32_t, 3>{ 1048576, 4096, 512 };
|
||
auto constexpr TotalSize = uint64_t{ Length[0] } + Length[1] + Length[2];
|
||
|
||
/***
|
||
**** create our test torrent with an incomplete .part file
|
||
***/
|
||
|
||
auto* tor = zeroTorrentInit(ZeroTorrentState::Partial);
|
||
EXPECT_EQ(TotalSize, tor->totalSize());
|
||
EXPECT_EQ(PieceSize, tor->pieceSize());
|
||
EXPECT_EQ(PieceCount, tor->pieceCount());
|
||
EXPECT_EQ("files-filled-with-zeroes/1048576"sv, tor->fileSubpath(0));
|
||
EXPECT_EQ("files-filled-with-zeroes/4096"sv, tor->fileSubpath(1));
|
||
EXPECT_EQ("files-filled-with-zeroes/512"sv, tor->fileSubpath(2));
|
||
EXPECT_NE(0, tr_torrentFile(tor, 0).have);
|
||
EXPECT_EQ(Length[0], tr_torrentFile(tor, 0).have + PieceSize);
|
||
EXPECT_EQ(Length[1], tr_torrentFile(tor, 1).have);
|
||
EXPECT_EQ(Length[2], tr_torrentFile(tor, 2).have);
|
||
auto const* st = tr_torrentStat(tor);
|
||
EXPECT_EQ(TotalSize, st->sizeWhenDone);
|
||
EXPECT_EQ(PieceSize, st->leftUntilDone);
|
||
|
||
/***
|
||
****
|
||
***/
|
||
|
||
EXPECT_EQ(0, torrentRenameAndWait(tor, "files-filled-with-zeroes", "foo"));
|
||
EXPECT_EQ(0, torrentRenameAndWait(tor, "foo/1048576", "bar"));
|
||
auto strings = std::array<std::string_view, 3>{};
|
||
strings[0] = "foo/bar"sv;
|
||
strings[1] = "foo/4096"sv;
|
||
strings[2] = "foo/512"sv;
|
||
|
||
for (tr_file_index_t i = 0; i < 3; ++i)
|
||
{
|
||
EXPECT_EQ(strings[i], tor->fileSubpath(i));
|
||
}
|
||
|
||
strings[0] = "foo/bar.part";
|
||
|
||
for (tr_file_index_t i = 0; i < 3; ++i)
|
||
{
|
||
auto const expected = tr_pathbuf{ tor->currentDir(), '/', strings[i] };
|
||
auto const actual = tr_torrentFindFile(tor, i);
|
||
EXPECT_EQ(expected, actual);
|
||
}
|
||
|
||
torrentRemoveAndWait(tor, 0);
|
||
}
|
||
|
||
} // namespace libtransmission::test
|