128 lines
4.2 KiB
C++
128 lines
4.2 KiB
C++
/*
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* Copyright (C) 2023 The C++ Plus Project.
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* This file is part of the cppp-reiconv Library.
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*
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* The cppp-reiconv Library is free software; you can redistribute it
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* and/or modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either version 3
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* of the License, or (at your option) any later version.
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*
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* The cppp-reiconv Library is distributed in the hope that it will be
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* useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with the cppp-reiconv Library; see the file COPYING.
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* If not, see <https://www.gnu.org/licenses/>.
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*/
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/*
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Complete check of a stateless encoding.
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*/
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#include <iostream>
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#include <cstring>
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#include <regex>
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#include "file_utils.hpp"
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#include "table-from.hpp"
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#include "table-to.hpp"
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#include "sort.hpp"
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#include "uniq-u.hpp"
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std::string replace(const std::string& src, const std::string& from, const std::string& to)
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{
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std::string result = src;
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size_t pos = 0;
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while ((pos = result.find(from, pos)) != std::string::npos)
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{
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result.replace(pos, from.length(), to);
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pos += to.length();
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}
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return result;
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}
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std::string srcdir, charset;
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void check2_pre_process(const std::string& input_file_path, const std::string& output_file_path)
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{
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std::ifstream input_file(input_file_path);
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std::ofstream output_file(output_file_path, std::ios::trunc);
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if (input_file.is_open() && output_file.is_open())
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{
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std::string line;
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std::regex pattern("\t.* 0x");
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while (std::getline(input_file, line))
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{
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if (!std::regex_search(line, pattern))
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{
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output_file << line << '\n';
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}
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}
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input_file.close();
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output_file.close();
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}
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else
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{
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error(input_file_path + " " + output_file_path, "Unable to open file.");
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}
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}
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// Usage: check-stateful SRCDIR CHARSET
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int main(int argc, char* argv[])
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{
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if(argc < 3)
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{
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std::cerr << "Usage: check-stateful SRCDIR CHARSET\n";
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return 1;
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}
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srcdir = argv[1];
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charset = argv[2];
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// Charset, modified for use in filenames.
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std::string charsetf = replace(charset, ":", "-");
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// Iconv in one direction.
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test::table_from("tmp-" + charsetf + ".TXT", charset);
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// Iconv in the other direction.
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test::table_to("tmp-" + charsetf + ".INVERSE.UNSORTED.TXT", charset);
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sort_file("tmp-" + charsetf + ".INVERSE.UNSORTED.TXT", "tmp-" + charsetf + ".INVERSE.TXT");
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// Check 1: charmap and iconv forward should be identical.
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assert_compare_file(srcdir + "/" + charsetf + ".TXT", "tmp-" + charsetf + ".TXT");
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// Check 2: the difference between the charmap and iconv backward.
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check2_pre_process(srcdir + "/" + charsetf + ".TXT", "tmp-noprecomposed-" + charsetf + ".TXT");
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if(file_exists(srcdir + "/" + charsetf + ".IRREVERSIBLE.TXT"))
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{
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std::vector<std::string> files = { "tmp-noprecomposed-" + charsetf + ".TXT", srcdir + "/" + charsetf + ".IRREVERSIBLE.TXT" };
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merge_files(files, "tmp-orig-" + charsetf + ".INVERSE.UNSORTED.TXT");
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sort_file("tmp-orig-" + charsetf + ".INVERSE.UNSORTED.TXT", "tmp-orig-" + charsetf + ".INVERSE.UNUNIQUED.TXT");
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uniq_u("tmp-orig-" + charsetf + ".INVERSE.UNUNIQUED.TXT", "tmp-orig-" + charsetf + ".INVERSE.TXT");
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}
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else
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{
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copy_file("tmp-noprecomposed-" + charsetf + ".TXT", "tmp-orig-" + charsetf + ".INVERSE.TXT");
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}
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assert_compare_file("tmp-orig-" + charsetf + ".INVERSE.TXT", "tmp-" + charsetf + ".INVERSE.TXT");
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remove_file("tmp-" + charsetf + ".TXT");
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remove_file("tmp-" + charsetf + ".INVERSE.UNSORTED.TXT");
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remove_file("tmp-" + charsetf + ".INVERSE.TXT");
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remove_file("tmp-orig-" + charsetf + ".INVERSE.UNSORTED.TXT");
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remove_file("tmp-orig-" + charsetf + ".INVERSE.UNUNIQUED.TXT");
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remove_file("tmp-orig-" + charsetf + ".INVERSE.TXT");
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remove_file("tmp-noprecomposed-" + charsetf + ".TXT");
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success("check-stateless", charset + " OK.");
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return 0;
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}
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