• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 //  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 //
6 // Basic sanity check that header <boost/math/special_functions/factorials.hpp>
7 // #includes all the files that it needs to.
8 //
9 #include <boost/math/special_functions/factorials.hpp>
10 //
11 // Note this header includes no other headers, this is
12 // important if this test is to be meaningful:
13 //
14 #include "test_compile_result.hpp"
15 
compile_and_link_test()16 void compile_and_link_test()
17 {
18    check_result<float>(boost::math::factorial<float>(u));
19    check_result<double>(boost::math::factorial<double>(u));
20 #ifndef BOOST_MATH_NO_LONG_DOUBLE_MATH_FUNCTIONS
21    check_result<long double>(boost::math::factorial<long double>(u));
22 #endif
23 
24    check_result<float>(boost::math::double_factorial<float>(u));
25    check_result<double>(boost::math::double_factorial<double>(u));
26 #ifndef BOOST_MATH_NO_LONG_DOUBLE_MATH_FUNCTIONS
27    check_result<long double>(boost::math::double_factorial<long double>(u));
28 #endif
29 
30    check_result<float>(boost::math::rising_factorial<float>(f, i));
31    check_result<double>(boost::math::rising_factorial<double>(d, i));
32 #ifndef BOOST_MATH_NO_LONG_DOUBLE_MATH_FUNCTIONS
33    check_result<long double>(boost::math::rising_factorial<long double>(l, i));
34 #endif
35 
36    check_result<float>(boost::math::falling_factorial<float>(f, u));
37    check_result<double>(boost::math::falling_factorial<double>(d, u));
38 #ifndef BOOST_MATH_NO_LONG_DOUBLE_MATH_FUNCTIONS
39    check_result<long double>(boost::math::falling_factorial<long double>(l, u));
40 #endif
41 
42    //
43    // Add constexpr tests here:
44    //
45 #ifdef BOOST_MATH_HAVE_CONSTEXPR_TABLES
46    constexpr float ce_f = boost::math::unchecked_factorial<float>(2);
47    constexpr double ce_d = boost::math::unchecked_factorial<double>(2);
48    constexpr long double ce_l = boost::math::unchecked_factorial<long double>(2);
49    check_result<float>(ce_f);
50    check_result<double>(ce_d);
51    check_result<long double>(ce_l);
52 #ifdef BOOST_MATH_USE_FLOAT128
53    constexpr __float128 ce_q = boost::math::unchecked_factorial<__float128>(2);
54    check_result<__float128>(ce_q);
55 #endif
56 #endif
57 }
58 
59