Ticket #9452: boost_split_char16t.cpp

#include <iostream>
#include <string>
#include <vector>

#include <boost/algorithm/string.hpp>

template <typename TCharString, typename TArg>
void Test(const TCharString& string_to_split, const TArg& split_by) {
    std::vector<TCharString> result;

    boost::algorithm::split(result, string_to_split, boost::algorithm::is_any_of(split_by));

    std::cout << "[";
    for (const auto& line : result) {
        std::cout << "\"";

        for (const auto symbol : line) {
            if (symbol == 0) {
                std::cout << "\\0";
            } else {
                std::cout << (char)symbol; // Not very good with char16_t, but enough to show the problem
            }
        }

        std::cout << "\", ";
    }

    std::cout << "]" << std::endl;
}

int main() {
    {
        std::string str_to_split("a\0b\tc", 5);

        Test(str_to_split, "\t");                   // Outputs: ["a\0b", "c", ] --- correct
        Test(str_to_split, std::string("\t"));      // Outputs: ["a\0b", "c", ] --- correct
    }

    {
        std::u16string str_to_split(u"a\0b\tc", 5);

        Test(str_to_split, u"\t");                  // Outputs: ["a", "b", "c", ] --- incorrect
        Test(str_to_split, std::u16string(u"\t"));  // Outputs: ["a\0b", "c", ] --- correct
    }
}