ceph/src/boost/libs/math/test/test_policy_9.cpp

   1 #define BOOST_TEST_MAIN
   2 // Copyright John Maddock 2007.
   3
   4 // Use, modification and distribution are subject to the
   5 // Boost Software License, Version 1.0.
   6 // (See accompanying file LICENSE_1_0.txt
   7 // or copy at http://www.boost.org/LICENSE_1_0.txt)
   8
   9 #include <boost/math/policies/policy.hpp>
  10 #include <boost/math/policies/error_handling.hpp>
  11 #include <boost/math/tools/precision.hpp>
  12
  13 void test()
  14 {
  15    using namespace boost::math::policies;
  16    using namespace boost;
  17
  18 #if !defined(BOOST_NO_CXX11_CONSTEXPR) && !defined(BOOST_NO_CXX11_AUTO_DECLARATIONS) && !defined(BOOST_MATH_DISABLE_CONSTEXPR)
  19
  20    constexpr auto p1 = make_policy();
  21    constexpr auto p2 = make_policy(promote_double<false>());
  22    constexpr auto p3 = make_policy(domain_error<user_error>(), pole_error<user_error>(), overflow_error<user_error>(), underflow_error<user_error>(),
  23       denorm_error<user_error>(), evaluation_error<user_error>(), rounding_error<user_error>(), indeterminate_result_error<user_error>());
  24    constexpr auto p4 = make_policy(promote_float<false>(), promote_double<false>(), assert_undefined<true>(), discrete_quantile<real>(),
  25       digits10<10>(), max_series_iterations<100>(), max_root_iterations<20>());
  26    constexpr auto p5 = make_policy(digits2<20>());
  27
  28    constexpr int d = digits<double, policy<> >() + digits_base10<double, policy<> >();
  29    constexpr unsigned long s = get_max_series_iterations<policy<> >();
  30    constexpr unsigned long r = get_max_root_iterations<policy<> >();
  31
  32    constexpr double ep = get_epsilon<double, policy<> >();
  33    constexpr double ep2 = get_epsilon<double, policy<digits10<7> > >();
  34
  35    constexpr auto p6 = make_policy(domain_error<ignore_error>(), pole_error<ignore_error>(), overflow_error<ignore_error>(), underflow_error<ignore_error>(),
  36       denorm_error<ignore_error>(), evaluation_error<ignore_error>(), rounding_error<ignore_error>(), indeterminate_result_error<ignore_error>());
  37
  38    constexpr double r1 = raise_domain_error<double>("foo", "Out of range", 0.0, p6);
  39    constexpr double r2 = raise_pole_error<double>("func", "msg", 0.0, p6);
  40    constexpr double r3 = raise_overflow_error<double>("func", "msg", p6);
  41    constexpr double r4 = raise_overflow_error("func", "msg", 0.0, p6);
  42    constexpr double r5 = raise_underflow_error<double>("func", "msg", p6);
  43    constexpr double r6 = raise_denorm_error("func", "msg", 0.0, p6);
  44    constexpr double r7 = raise_evaluation_error("func", "msg", 0.0, p6);
  45    constexpr float r8 = raise_rounding_error("func", "msg", 0.0, 0.0f, p6);
  46    constexpr float r9 = raise_indeterminate_result_error("func", "msg", 0.0, 0.0f, p6);
  47
  48 #endif
  49
  50 #ifndef BOOST_NO_CXX11_NOEXCEPT
  51
  52    static_assert(noexcept(make_policy()), "This expression should be noexcept");
  53    static_assert(noexcept(make_policy(promote_double<false>())), "This expression should be noexcept");
  54    static_assert(noexcept(make_policy(domain_error<user_error>(), pole_error<user_error>(), overflow_error<user_error>(), underflow_error<user_error>(),
  55       denorm_error<user_error>(), evaluation_error<user_error>(), rounding_error<user_error>(), indeterminate_result_error<user_error>())), "This expression should be noexcept");
  56    static_assert(noexcept(make_policy(promote_float<false>(), promote_double<false>(), assert_undefined<true>(), discrete_quantile<real>(),
  57       digits10<10>(), max_series_iterations<100>(), max_root_iterations<20>())), "This expression should be noexcept");
  58
  59    static_assert(noexcept(digits<double, policy<> >() + digits_base10<double, policy<> >()), "This expression should be noexcept");
  60    static_assert(noexcept(get_max_series_iterations<policy<> >()), "This expression should be noexcept");
  61    static_assert(noexcept(get_max_root_iterations<policy<> >()), "This expression should be noexcept");
  62
  63    static_assert(noexcept(get_epsilon<double, policy<> >()), "This expression should be noexcept");
  64
  65 #endif
  66
  67 } // BOOST_AUTO_TEST_CASE( test_main )
  68
  69
  70