// (C) Copyright John Maddock 2007. // Use, modification and distribution are subject to the // Boost Software License, Version 1.0. (See accompanying file // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) #include <boost/math/special_functions/expint.hpp> #include <boost/math/constants/constants.hpp> #include <fstream> #include <boost/math/tools/test_data.hpp> #include "mp_t.hpp" using namespace boost::math::tools; int main() { parameter_info<mp_t> arg1; test_data<mp_t> data; mp_t (*f)(mp_t) = boost::math::expint; std::cout << "Welcome.\n" "This program will generate spot tests for the expint Ei function:\n" " expint(a)\n\n"; bool cont; std::string line; do{ get_user_parameter_info(arg1, "a"); data.insert(f, arg1); std::cout << "Any more data [y/n]?"; std::getline(std::cin, line); boost::algorithm::trim(line); cont = (line == "y"); }while(cont); std::cout << "Enter name of test data file [default=expinti_data.ipp]"; std::getline(std::cin, line); boost::algorithm::trim(line); if(line == "") line = "expinti_data.ipp"; std::ofstream ofs(line.c_str()); ofs << std::scientific << std::setprecision(40); write_code(ofs, data, "expinti_data"); return 0; }