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- // (C) Copyright John Maddock 2006.
- // 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/digamma.hpp>
- #include <boost/test/included/prg_exec_monitor.hpp>
- #include <fstream>
- #include <boost/math/tools/test_data.hpp>
- #include "mp_t.hpp"
- using namespace boost::math::tools;
- using namespace std;
- float external_f;
- float force_truncate(const float* f)
- {
- external_f = *f;
- return external_f;
- }
- float truncate_to_float(mp_t r)
- {
- float f = boost::math::tools::real_cast<float>(r);
- return force_truncate(&f);
- }
- int cpp_main(int argc, char*argv [])
- {
- parameter_info<mp_t> arg1;
- test_data<mp_t> data;
- bool cont;
- std::string line;
- std::cout << "Welcome.\n"
- "This program will generate spot tests for the digamma function:\n"
- " digamma(z)\n\n";
- do{
- if(0 == get_user_parameter_info(arg1, "z"))
- return 1;
- data.insert(&boost::math::digamma<mp_t>, 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=digamma_data.ipp]";
- std::getline(std::cin, line);
- boost::algorithm::trim(line);
- if(line == "")
- line = "digamma_data.ipp";
- std::ofstream ofs(line.c_str());
- ofs << std::scientific << std::setprecision(40);
- write_code(ofs, data, "digamma_data");
-
- return 0;
- }
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