lseb/test/t_configuration.cpp at master · giacomini/lseb

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#include <cassert>

#include <fstream>

#include <utility>

#include <cstdlib>

#include <boost/detail/lightweight_test.hpp>

#include "common/configuration.h"

template<typename T, typename U>

std::ostream& operator<<(std::ostream& os, std::pair<T, U> const& entry) {

return std::cout << entry.first << " = " << entry.second;

}

int main(int argc, char* argv[]) {

assert(argc == 2 && "usage: t_Configuration <json-file>");

std::ifstream f(argv[1]);

if (!f) {

std::cerr << argv[1] << ": No such file or directory\n";

return EXIT_FAILURE;

}

Configuration configuration = read_configuration(f);

std::cout << "*** Configuration dump ***\n\n" << configuration << '\n';

// key1

BOOST_TEST_EQ(configuration.get<int>("key1.integer"), 123);

BOOST_TEST_EQ(configuration.get<double>("key1.double"), 4.56);

BOOST_TEST_EQ(configuration.get<bool>("key1.bool"), true);

// key2

Configuration const& child = configuration.get_child("key2");

for(auto& item : child){

BOOST_TEST_EQ(item.second.get<std::string>("array"), "value");

}

// key3

BOOST_TEST_EQ(configuration.get<std::string>("key3"), "abc");

// missing key

BOOST_TEST_THROWS(configuration.get<std::string>("key4"), Configuration_error);

return boost::report_errors();

}