NorwegianBlue/test/benchmark.cpp

#include "norwegian.h++"

#include <chrono>
#include <boost/format.hpp>
#include <iostream>

int main() {
    std::vector<integer> numbers;
    integer n = 2;
    for (int i = 0; i < 256; ++i) {
        numbers.push_back(n);
        n *= 10;
    }
    std::vector<std::string> encoded;

    using namespace Norwegian;

    std::shared_ptr<DFA<char>> dfa1 = makeDFAfromRegEx("(0|abcdefghijklmnopqrstuvwxyz)*");
    std::shared_ptr<IStringCodec> codec = std::make_shared<DFAStringCodec>(dfa1);

    int i = 0;
    for (auto it = numbers.begin(); it != numbers.end(); ++it, ++i) {
//	for (auto it = numbers.rbegin(); it != numbers.rend(); ++it) {
        const auto n = *it;

        auto startenc = std::chrono::steady_clock::now();
        encoded.emplace_back(codec->encode(n));
        auto stopenc = std::chrono::steady_clock::now();

        auto startdec = std::chrono::steady_clock::now();
        codec->decode(encoded.back());
        auto stopdec = std::chrono::steady_clock::now();

        auto diffenc = stopenc - startenc;
        auto diffdec = stopdec - startdec;
        std::cout << boost::format("%d | %d | %d") % i % std::chrono::duration<double, std::milli>(diffenc).count() % std::chrono::duration<double, std::milli>(diffdec).count() << std::endl << std::flush;
    }

    return 0;
}