ceph/src/boost/libs/math/test/test_policy_10.cpp

   1
   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 #define BOOST_TEST_MAIN
  11 #include <boost/test/unit_test.hpp> // for test_main
  12 #include <iostream>
  13 #include <type_traits>
  14
  15 template <class P1, class P2>
  16 bool check_same(const P1&, const P2&)
  17 {
  18    if(!std::is_same<P1, P2>::value)
  19    {
  20       std::cout << "P1 = " << typeid(P1).name() << std::endl;
  21       std::cout << "P2 = " << typeid(P2).name() << std::endl;
  22    }
  23    return std::is_same<P1, P2>::value;
  24 }
  25
  26
  27 BOOST_AUTO_TEST_CASE( test_main )
  28 {
  29    using namespace boost::math::policies;
  30    using namespace boost;
  31
  32    BOOST_CHECK(check_same(make_policy(denorm_error<ignore_error>(), digits2<20>()), make_policy(digits2<20>(), denorm_error<ignore_error>())));
  33    BOOST_CHECK(check_same(make_policy(denorm_error<ignore_error>(), promote_float<false>()), make_policy(promote_float<false>(), denorm_error<ignore_error>())));
  34    BOOST_CHECK(check_same(make_policy(denorm_error<ignore_error>(), indeterminate_result_error<ignore_error>(), promote_float<false>()), make_policy(indeterminate_result_error<ignore_error>(), promote_float<false>(), denorm_error<ignore_error>())));
  35 } // BOOST_AUTO_TEST_CASE( test_main )
  36
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  38