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/*
* Copyright (c) 2015 Oleg Morozenkov
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef TGBOT_UTILS_H
#define TGBOT_UTILS_H
#include <string>
#include <boost/lexical_cast.hpp>
std::string diff(const std::string& test, const std::string& expected);
template<typename T>
std::string diff(const T& test, const T& expected, std::string (*toStringFunc)(const typename T::value_type&)) {
std::string result;
result += "\n*** BEGIN *** Count: t=";
result += boost::lexical_cast<std::string>(test.size());
result += " e=";
result += boost::lexical_cast<std::string>(expected.size());
result += '\n';
typename T::const_iterator iter1 = test.begin();
typename T::const_iterator end1 = test.end();
typename T::const_iterator iter2 = expected.begin();
typename T::const_iterator end2 = expected.end();
bool r1, r2;
std::string s1, s2;
size_t i = 0;
do {
r1 = iter1 != end1;
r2 = iter2 != end2;
if (r1) {
s1 = toStringFunc(*iter1++);
}
if (r2) {
s2 = toStringFunc(*iter2++);
}
if (r1 && r2 && s1 == s2) {
result += boost::lexical_cast<std::string>(i);
result += " [=] ";
result += s1;
result += "\n";
} else {
if (r1) {
result += boost::lexical_cast<std::string>(i);
result += " [t] ";
result += s1;
result += "\n";
}
if (r2) {
result += boost::lexical_cast<std::string>(i);
result += " [e] ";
result += s2;
result += "\n";
}
}
++i;
} while (r1 || r2);
result += "*** END ***\n";
return result;
}
#endif //TGBOT_UTILS_H
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