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

   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
   6 #include <boost/math/concepts/real_concept.hpp>
   7 #define BOOST_TEST_MAIN
   8 #include <boost/test/unit_test.hpp>
   9 #include <boost/test/floating_point_comparison.hpp>
  10 #include <boost/array.hpp>
  11 #include <boost/math/tools/rational.hpp>
  12 #include <iostream>
  13
  14 template <class T, class U>
  15 void do_test_spots(T, U);
  16
  17 template <class T>
  18 void test_spots(T t, const char* n)
  19 {
  20    std::cout << "Testing basic sanity checks for type " << n << std::endl;
  21    do_test_spots(t, int(0));
  22    do_test_spots(t, unsigned(0));
  23 #ifdef BOOST_HAS_LONG_LONG
  24    do_test_spots(t, (boost::ulong_long_type)(0));
  25 #endif
  26    do_test_spots(t, float(0));
  27    do_test_spots(t, T(0));
  28 }
  29
  30 BOOST_AUTO_TEST_CASE( test_main )
  31 {
  32    test_spots(0.0F, "float");
  33    test_spots(0.0, "double");
  34 #ifndef BOOST_MATH_NO_LONG_DOUBLE_MATH_FUNCTIONS
  35    test_spots(0.0L, "long double");
  36 #ifndef BOOST_MATH_NO_REAL_CONCEPT_TESTS
  37    test_spots(boost::math::concepts::real_concept(0.1), "real_concept");
  38 #endif
  39 #else
  40    std::cout << "<note>The long double tests have been disabled on this platform "
  41       "either because the long double overloads of the usual math functions are "
  42       "not available at all, or because they are too inaccurate for these tests "
  43       "to pass.</note>" << std::endl;
  44 #endif
  45
  46 }
  47
  48