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7c673cae FG |
1 | // (C) Copyright John Maddock 2006. |
2 | // Use, modification and distribution are subject to the | |
3 | // Boost Software License, Version 1.0. (See accompanying file | |
4 | // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
5 | ||
20effc67 | 6 | #include "mp_t.hpp" |
7c673cae FG |
7 | #include <boost/math/special_functions/digamma.hpp> |
8 | #include <boost/test/included/prg_exec_monitor.hpp> | |
9 | #include <fstream> | |
10 | #include <boost/math/tools/test_data.hpp> | |
7c673cae FG |
11 | |
12 | using namespace boost::math::tools; | |
13 | using namespace std; | |
14 | ||
15 | float external_f; | |
16 | float force_truncate(const float* f) | |
17 | { | |
18 | external_f = *f; | |
19 | return external_f; | |
20 | } | |
21 | ||
22 | float truncate_to_float(mp_t r) | |
23 | { | |
24 | float f = boost::math::tools::real_cast<float>(r); | |
25 | return force_truncate(&f); | |
26 | } | |
27 | ||
28 | int cpp_main(int argc, char*argv []) | |
29 | { | |
30 | parameter_info<mp_t> arg1; | |
31 | test_data<mp_t> data; | |
32 | ||
33 | bool cont; | |
34 | std::string line; | |
35 | ||
36 | std::cout << "Welcome.\n" | |
37 | "This program will generate spot tests for the digamma function:\n" | |
38 | " digamma(z)\n\n"; | |
39 | ||
40 | do{ | |
41 | if(0 == get_user_parameter_info(arg1, "z")) | |
42 | return 1; | |
43 | data.insert(&boost::math::digamma<mp_t>, arg1); | |
44 | ||
45 | std::cout << "Any more data [y/n]?"; | |
46 | std::getline(std::cin, line); | |
47 | boost::algorithm::trim(line); | |
48 | cont = (line == "y"); | |
49 | }while(cont); | |
50 | ||
51 | std::cout << "Enter name of test data file [default=digamma_data.ipp]"; | |
52 | std::getline(std::cin, line); | |
53 | boost::algorithm::trim(line); | |
54 | if(line == "") | |
55 | line = "digamma_data.ipp"; | |
56 | std::ofstream ofs(line.c_str()); | |
57 | ofs << std::scientific << std::setprecision(40); | |
58 | write_code(ofs, data, "digamma_data"); | |
59 | ||
60 | return 0; | |
61 | } | |
62 | ||
63 | ||
64 |