forked from premiere/premiere-libtorrent
148 lines
5.3 KiB
C++
148 lines
5.3 KiB
C++
/*
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Copyright (c) 2012, 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 <cstring>
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#include "test.hpp"
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#include "libtorrent/part_file.hpp"
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#include "libtorrent/file.hpp"
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#include "libtorrent/error_code.hpp"
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using namespace libtorrent;
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TORRENT_TEST(part_file)
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{
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error_code ec;
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std::string cwd = complete(".");
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remove_all(combine_path(cwd, "partfile_test_dir"), ec);
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if (ec) std::fprintf(stderr, "remove_all: %s\n", ec.message().c_str());
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remove_all(combine_path(cwd, "partfile_test_dir2"), ec);
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if (ec) std::fprintf(stderr, "remove_all: %s\n", ec.message().c_str());
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int piece_size = 16 * 0x4000;
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char buf[1024];
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{
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create_directory(combine_path(cwd, "partfile_test_dir"), ec);
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if (ec) std::fprintf(stderr, "create_directory: %s\n", ec.message().c_str());
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create_directory(combine_path(cwd, "partfile_test_dir2"), ec);
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if (ec) std::fprintf(stderr, "create_directory: %s\n", ec.message().c_str());
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part_file pf(combine_path(cwd, "partfile_test_dir"), "partfile.parts", 100, piece_size);
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pf.flush_metadata(ec);
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if (ec) std::fprintf(stderr, "flush_metadata: %s\n", ec.message().c_str());
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// since we don't have anything in the part file, it will have
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// not have been created yet
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TEST_CHECK(!exists(combine_path(combine_path(cwd, "partfile_test_dir"), "partfile.parts")));
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// write something to the metadata file
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for (int i = 0; i < 1024; ++i) buf[i] = i;
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file::iovec_t v = {&buf, 1024};
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pf.writev(&v, 1, 10, 0, ec);
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if (ec) std::fprintf(stderr, "part_file::writev: %s\n", ec.message().c_str());
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pf.flush_metadata(ec);
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if (ec) std::fprintf(stderr, "flush_metadata: %s\n", ec.message().c_str());
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// now wwe should have created the partfile
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TEST_CHECK(exists(combine_path(combine_path(cwd, "partfile_test_dir"), "partfile.parts")));
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pf.move_partfile(combine_path(cwd, "partfile_test_dir2"), ec);
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TEST_CHECK(!ec);
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if (ec) std::fprintf(stderr, "move_partfile: %s\n", ec.message().c_str());
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TEST_CHECK(!exists(combine_path(combine_path(cwd, "partfile_test_dir"), "partfile.parts")));
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TEST_CHECK(exists(combine_path(combine_path(cwd, "partfile_test_dir2"), "partfile.parts")));
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memset(buf, 0, sizeof(buf));
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pf.readv(&v, 1, 10, 0, ec);
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if (ec) std::fprintf(stderr, "part_file::readv: %s\n", ec.message().c_str());
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for (int i = 0; i < 1024; ++i)
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TEST_CHECK(buf[i] == char(i));
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}
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{
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// load the part file back in
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part_file pf(combine_path(cwd, "partfile_test_dir2"), "partfile.parts", 100, piece_size);
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memset(buf, 0, sizeof(buf));
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file::iovec_t v = {&buf, 1024};
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pf.readv(&v, 1, 10, 0, ec);
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if (ec) std::fprintf(stderr, "part_file::readv: %s\n", ec.message().c_str());
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for (int i = 0; i < 1024; ++i)
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TEST_CHECK(buf[i] == char(i));
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// test exporting the piece to a file
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std::string output_filename = combine_path(combine_path(cwd, "partfile_test_dir")
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, "part_file_test_export");
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file output(output_filename, file::read_write, ec);
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if (ec) std::fprintf(stderr, "export open file: %s\n", ec.message().c_str());
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pf.export_file(output, 10 * piece_size, 1024, ec);
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if (ec) std::fprintf(stderr, "export_file: %s\n", ec.message().c_str());
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pf.free_piece(10);
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pf.flush_metadata(ec);
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if (ec) std::fprintf(stderr, "flush_metadata: %s\n", ec.message().c_str());
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// we just removed the last piece. The partfile does not
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// contain anything anymore, it should have deleted itself
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TEST_CHECK(!exists(combine_path(combine_path(cwd, "partfile_test_dir2"), "partfile.parts"), ec));
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TEST_CHECK(!ec);
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if (ec) std::fprintf(stderr, "exists: %s\n", ec.message().c_str());
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output.close();
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// verify that the exported file is what we expect it to be
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output.open(output_filename, file::read_only, ec);
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if (ec) std::fprintf(stderr, "exported file open: %s\n", ec.message().c_str());
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memset(buf, 0, sizeof(buf));
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output.readv(0, &v, 1, ec);
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if (ec) std::fprintf(stderr, "exported file read: %s\n", ec.message().c_str());
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for (int i = 0; i < 1024; ++i)
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TEST_CHECK(buf[i] == char(i));
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}
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}
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