libs/multiprecision/test/math/test_expint.cpp

   1 ///////////////////////////////////////////////////////////////
   2 //  Copyright 2011 John Maddock. Distributed under the Boost
   3 //  Software License, Version 1.0. (See accompanying file
   4 //  LICENSE_1_0.txt or copy at https://www.boost.org/LICENSE_1_0.txt
   5
   6 #include "setup.hpp"
   7 #include "table_type.hpp"
   8 #define TEST_UDT
   9
  10 #include <boost/math/special_functions/math_fwd.hpp>
  11 #include "libs/math/test/test_expint.hpp"
  12
  13 void expected_results()
  14 {
  15    //
  16    // Define the max and mean errors expected for
  17    // various compilers and platforms.
  18    //
  19    add_expected_result(
  20        ".*",                // compiler
  21        ".*",                // stdlib
  22        ".*",                // platform
  23        ".*gmp_float<18>.*", // test type(s)
  24        ".*",                // test data group
  25        ".*", 2500, 1500);   // test function
  26    add_expected_result(
  27        ".*",                         // compiler
  28        ".*",                         // stdlib
  29        ".*",                         // platform
  30        ".*mpfr_float_backend<18>.*", // test type(s)
  31        ".*",                         // test data group
  32        ".*", 1000, 500);             // test function
  33    add_expected_result(
  34        ".*",            // compiler
  35        ".*",            // stdlib
  36        ".*",            // platform
  37        ".*gmp_float.*", // test type(s)
  38        ".*",            // test data group
  39        ".*", 250, 100); // test function
  40 #ifdef BOOST_INTEL
  41    add_expected_result(
  42        ".*",              // compiler
  43        ".*",              // stdlib
  44        ".*",              // platform
  45        "float128",        // test type(s)
  46        ".*",              // test data group
  47        ".*", 4500, 1000); // test function
  48 #endif
  49    add_expected_result(
  50        ".*",                // compiler
  51        ".*",                // stdlib
  52        ".*",                // platform
  53        ".*cpp_bin_float.*", // test type(s)
  54        ".*",                // test data group
  55        ".*", 5000, 2000);   // test function
  56    add_expected_result(
  57        ".*",           // compiler
  58        ".*",           // stdlib
  59        ".*",           // platform
  60        ".*",           // test type(s)
  61        ".*",           // test data group
  62        ".*", 250, 50); // test function
  63    //
  64    // Finish off by printing out the compiler/stdlib/platform names,
  65    // we do this to make it easier to mark up expected error rates.
  66    //
  67    std::cout << "Tests run with " << BOOST_COMPILER << ", "
  68              << BOOST_STDLIB << ", " << BOOST_PLATFORM << std::endl;
  69 }
  70
  71 template <class T>
  72 void test(T t, const char* p)
  73 {
  74    test_expint(t, p);
  75 }
  76
  77 BOOST_AUTO_TEST_CASE(test_main)
  78 {
  79    using namespace boost::multiprecision;
  80    expected_results();
  81    //
  82    // Test at:
  83    // 18 decimal digits: tests 80-bit long double approximations
  84    // 30 decimal digits: tests 128-bit long double approximations
  85    // 35 decimal digits: tests arbitrary precision code
  86    //
  87    ALL_TESTS
  88 }