207 lines
6.7 KiB
C++
207 lines
6.7 KiB
C++
/*
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Copyright (c) 2008, 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 "libtorrent/bencode.hpp"
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#include "libtorrent/lazy_entry.hpp"
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#include <boost/lexical_cast.hpp>
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#include <iostream>
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#include <cstring>
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#include "test.hpp"
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using namespace libtorrent;
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// test vectors from bittorrent protocol description
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// http://www.bittorrent.com/protocol.html
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std::string encode(entry const& e)
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{
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std::string ret;
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bencode(std::back_inserter(ret), e);
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return ret;
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}
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entry decode(std::string const& str)
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{
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return bdecode(str.begin(), str.end());
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}
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int test_main()
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{
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using namespace libtorrent;
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// ** strings **
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{
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entry e("spam");
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TEST_CHECK(encode(e) == "4:spam");
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TEST_CHECK(decode(encode(e)) == e);
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}
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// ** integers **
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{
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entry e(3);
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TEST_CHECK(encode(e) == "i3e");
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TEST_CHECK(decode(encode(e)) == e);
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}
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{
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entry e(-3);
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TEST_CHECK(encode(e) == "i-3e");
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TEST_CHECK(decode(encode(e)) == e);
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}
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{
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entry e(int(0));
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TEST_CHECK(encode(e) == "i0e");
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TEST_CHECK(decode(encode(e)) == e);
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}
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// ** lists **
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{
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entry::list_type l;
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l.push_back(entry("spam"));
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l.push_back(entry("eggs"));
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entry e(l);
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TEST_CHECK(encode(e) == "l4:spam4:eggse");
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TEST_CHECK(decode(encode(e)) == e);
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}
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// ** dictionaries **
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{
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entry e(entry::dictionary_t);
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e["spam"] = entry("eggs");
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e["cow"] = entry("moo");
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TEST_CHECK(encode(e) == "d3:cow3:moo4:spam4:eggse");
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TEST_CHECK(decode(encode(e)) == e);
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}
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{
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char b[] = "i12453e";
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lazy_entry e;
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error_code ec;
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int ret = lazy_bdecode(b, b + sizeof(b)-1, e, ec);
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TORRENT_ASSERT(ret == 0);
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printf("%s\n", print_entry(e).c_str());
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std::pair<const char*, int> section = e.data_section();
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TORRENT_ASSERT(std::memcmp(b, section.first, section.second) == 0);
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TORRENT_ASSERT(section.second == sizeof(b) - 1);
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TORRENT_ASSERT(e.type() == lazy_entry::int_t);
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TORRENT_ASSERT(e.int_value() == 12453);
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}
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{
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char b[] = "26:abcdefghijklmnopqrstuvwxyz";
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lazy_entry e;
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error_code ec;
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int ret = lazy_bdecode(b, b + sizeof(b)-1, e, ec);
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TORRENT_ASSERT(ret == 0);
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printf("%s\n", print_entry(e).c_str());
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std::pair<const char*, int> section = e.data_section();
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TORRENT_ASSERT(std::memcmp(b, section.first, section.second) == 0);
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TORRENT_ASSERT(section.second == sizeof(b) - 1);
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TORRENT_ASSERT(e.type() == lazy_entry::string_t);
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TORRENT_ASSERT(e.string_value() == std::string("abcdefghijklmnopqrstuvwxyz"));
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TORRENT_ASSERT(e.string_length() == 26);
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}
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{
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char b[] = "li12453e3:aaae";
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lazy_entry e;
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error_code ec;
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int ret = lazy_bdecode(b, b + sizeof(b)-1, e, ec);
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TORRENT_ASSERT(ret == 0);
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printf("%s\n", print_entry(e).c_str());
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std::pair<const char*, int> section = e.data_section();
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TORRENT_ASSERT(std::memcmp(b, section.first, section.second) == 0);
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TORRENT_ASSERT(section.second == sizeof(b) - 1);
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TORRENT_ASSERT(e.type() == lazy_entry::list_t);
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TORRENT_ASSERT(e.list_size() == 2);
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TORRENT_ASSERT(e.list_at(0)->type() == lazy_entry::int_t);
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TORRENT_ASSERT(e.list_at(1)->type() == lazy_entry::string_t);
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TORRENT_ASSERT(e.list_at(0)->int_value() == 12453);
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TORRENT_ASSERT(e.list_at(1)->string_value() == std::string("aaa"));
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TORRENT_ASSERT(e.list_at(1)->string_length() == 3);
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section = e.list_at(1)->data_section();
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TORRENT_ASSERT(std::memcmp("3:aaa", section.first, section.second) == 0);
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TORRENT_ASSERT(section.second == 5);
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}
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{
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char b[] = "d1:ai12453e1:b3:aaa1:c3:bbb1:X10:0123456789e";
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lazy_entry e;
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error_code ec;
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int ret = lazy_bdecode(b, b + sizeof(b)-1, e, ec);
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TORRENT_ASSERT(ret == 0);
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printf("%s\n", print_entry(e).c_str());
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std::pair<const char*, int> section = e.data_section();
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TORRENT_ASSERT(std::memcmp(b, section.first, section.second) == 0);
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TORRENT_ASSERT(section.second == sizeof(b) - 1);
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TORRENT_ASSERT(e.type() == lazy_entry::dict_t);
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TORRENT_ASSERT(e.dict_size() == 4);
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TORRENT_ASSERT(e.dict_find("a")->type() == lazy_entry::int_t);
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TORRENT_ASSERT(e.dict_find("a")->int_value() == 12453);
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TORRENT_ASSERT(e.dict_find("b")->type() == lazy_entry::string_t);
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TORRENT_ASSERT(e.dict_find("b")->string_value() == std::string("aaa"));
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TORRENT_ASSERT(e.dict_find("b")->string_length() == 3);
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TORRENT_ASSERT(e.dict_find("c")->type() == lazy_entry::string_t);
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TORRENT_ASSERT(e.dict_find("c")->string_value() == std::string("bbb"));
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TORRENT_ASSERT(e.dict_find("c")->string_length() == 3);
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TORRENT_ASSERT(e.dict_find_string_value("X") == "0123456789");
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}
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// test invalid encoding
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{
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char buf[] =
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{ 0x64 , 0x31 , 0x3a , 0x61 , 0x64 , 0x32 , 0x3a , 0x69
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, 0x64 , 0x32 , 0x30 , 0x3a , 0x2a , 0x21 , 0x19 , 0x89
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, 0x9f , 0xcd , 0x5f , 0xc9 , 0xbc , 0x80 , 0xc1 , 0x76
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, 0xfe , 0xe0 , 0xc6 , 0x84 , 0x2d , 0xf6 , 0xfc , 0xb8
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, 0x39 , 0x3a , 0x69 , 0x6e , 0x66 , 0x6f , 0x5f , 0x68
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, 0x61 , 0xae , 0x68 , 0x32 , 0x30 , 0x3a , 0x14 , 0x78
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, 0xd5 , 0xb0 , 0xdc , 0xf6 , 0x82 , 0x42 , 0x32 , 0xa0
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, 0xd6 , 0x88 , 0xeb , 0x48 , 0x57 , 0x01 , 0x89 , 0x40
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, 0x4e , 0xbc , 0x65 , 0x31 , 0x3a , 0x71 , 0x39 , 0x3a
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, 0x67 , 0x65 , 0x74 , 0x5f , 0x70 , 0x65 , 0x65 , 0x72
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, 0x78 , 0xff , 0x3a , 0x74 , 0x38 , 0x3a , 0xaa , 0xd4
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, 0xa1 , 0x88 , 0x7a , 0x8d , 0xc3 , 0xd6 , 0x31 , 0x3a
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, 0x79 , 0x31 , 0xae , 0x71 , 0x65 , 0};
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printf("%s\n", buf);
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lazy_entry e;
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error_code ec;
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int ret = lazy_bdecode(buf, buf + sizeof(buf), e, ec);
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TEST_CHECK(ret == -1);
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}
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return 0;
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}
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