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arvidn
108 lines
3.4 KiB
C++
108 lines
3.4 KiB
C++
/*
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Copyright (c) 2022, Arvid Norberg
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the distribution.
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* Neither the name of the author nor the names of its
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contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <fstream>
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#include <iostream>
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#include "test.hpp"
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#include "libtorrent/aux_/path.hpp"
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#include "libtorrent/truncate.hpp"
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#include "libtorrent/file_storage.hpp"
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#include "libtorrent/error_code.hpp"
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namespace {
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void create_file(std::string const& name, int size)
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{
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lt::error_code ec;
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lt::create_directories(lt::parent_path(name), ec);
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TEST_CHECK(!ec);
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std::ofstream f(name.c_str());
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std::vector<char> buf(static_cast<std::size_t>(size));
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f.write(buf.data(), std::streamsize(buf.size()));
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}
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std::int64_t file_size(std::string const& name)
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{
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lt::file_status st;
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lt::error_code ec;
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lt::stat_file(name, &st, ec);
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std::cerr << name << ": " << ec.message() << '\n';
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TEST_CHECK(!ec);
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return st.file_size;
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}
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}
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TORRENT_TEST(truncate_small_files)
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{
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using lt::combine_path;
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lt::file_storage fs;
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fs.add_file(combine_path("test", "a"), 100);
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fs.add_file(combine_path("test", "b"), 900);
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fs.add_file(combine_path("test", "c"), 10);
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create_file(combine_path("test", "a"), 99);
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create_file(combine_path("test", "b"), 899);
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create_file(combine_path("test", "c"), 9);
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lt::storage_error err;
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lt::truncate_files(fs, ".", err);
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TEST_CHECK(!err.ec);
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TEST_EQUAL(file_size(combine_path("test", "a")), 99);
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TEST_EQUAL(file_size(combine_path("test", "b")), 899);
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TEST_EQUAL(file_size(combine_path("test", "c")), 9);
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}
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TORRENT_TEST(truncate_large_files)
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{
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using lt::combine_path;
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lt::file_storage fs;
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fs.add_file(combine_path("test", "a"), 100);
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fs.add_file(combine_path("test", "b"), 900);
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fs.add_file(combine_path("test", "c"), 10);
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create_file(combine_path("test", "a"), 101);
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create_file(combine_path("test", "b"), 901);
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create_file(combine_path("test", "c"), 11);
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lt::storage_error err;
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lt::truncate_files(fs, ".", err);
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TEST_CHECK(!err.ec);
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TEST_EQUAL(file_size(combine_path("test", "a")), 100);
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TEST_EQUAL(file_size(combine_path("test", "b")), 900);
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TEST_EQUAL(file_size(combine_path("test", "c")), 10);
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}
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