Imported Upstream version 1.72.0
[platform/upstream/boost.git] / libs / multiprecision / test / math / test_tgamma_ratio.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_tgamma_ratio.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        ".*", 4000, 2000);   // 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        ".*", 20000, 7000);           // test function
33    add_expected_result(
34        ".*",             // compiler
35        ".*",             // stdlib
36        ".*",             // platform
37        ".*",             // test type(s)
38        ".*",             // test data group
39        ".*", 2000, 500); // test function
40    //
41    // Finish off by printing out the compiler/stdlib/platform names,
42    // we do this to make it easier to mark up expected error rates.
43    //
44    std::cout << "Tests run with " << BOOST_COMPILER << ", "
45              << BOOST_STDLIB << ", " << BOOST_PLATFORM << std::endl;
46 }
47
48 template <class T>
49 void test(T t, const char* p)
50 {
51    test_tgamma_ratio(t, p);
52 }
53
54 BOOST_AUTO_TEST_CASE(test_main)
55 {
56    using namespace boost::multiprecision;
57    expected_results();
58    //
59    // Test at:
60    // 18 decimal digits: tests 80-bit long double approximations
61    // 30 decimal digits: tests 128-bit long double approximations
62    // 35 decimal digits: tests arbitrary precision code
63    //
64    ALL_TESTS
65 }