ceph/src/boost/libs/spirit/test/x3/real1.cpp

   1 /*=============================================================================
   2     Copyright (c) 2001-2015 Joel de Guzman
   3     Copyright (c) 2001-2011 Hartmut Kaiser
   4     Copyright (c) 2011      Bryce Lelbach
   5
   6     Use, modification and distribution is subject to the Boost Software
   7     License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
   8     http://www.boost.org/LICENSE_1_0.txt)
   9 =============================================================================*/
  10
  11 #include "real.hpp"
  12
  13 int
  14 main()
  15 {
  16     using spirit_test::test;
  17     using spirit_test::test_attr;
  18
  19     ///////////////////////////////////////////////////////////////////////////
  20     //  thousand separated numbers
  21     ///////////////////////////////////////////////////////////////////////////
  22     {
  23         using boost::spirit::x3::uint_parser;
  24         using boost::spirit::x3::parse;
  25
  26         uint_parser<unsigned, 10, 1, 3> uint3;
  27         uint_parser<unsigned, 10, 3, 3> uint3_3;
  28
  29     #define r (uint3 >> *(',' >> uint3_3))
  30
  31         BOOST_TEST(test("1,234,567,890", r));
  32         BOOST_TEST(test("12,345,678,900", r));
  33         BOOST_TEST(test("123,456,789,000", r));
  34         BOOST_TEST(!test("1000,234,567,890", r));
  35         BOOST_TEST(!test("1,234,56,890", r));
  36         BOOST_TEST(!test("1,66", r));
  37     }
  38
  39     ///////////////////////////////////////////////////////////////////////////
  40     //  unsigned real number tests
  41     ///////////////////////////////////////////////////////////////////////////
  42     {
  43         using boost::spirit::x3::real_parser;
  44         using boost::spirit::x3::parse;
  45         using boost::spirit::x3::ureal_policies;
  46
  47         constexpr real_parser<double, ureal_policies<double> > udouble;
  48         double d;
  49
  50         BOOST_SPIRIT_ASSERT_CONSTEXPR_CTORS(udouble);
  51
  52         BOOST_TEST(test("1234", udouble));
  53         BOOST_TEST(test_attr("1234", udouble, d) && compare(d, 1234));
  54
  55         BOOST_TEST(test("1.2e3", udouble));
  56         BOOST_TEST(test_attr("1.2e3", udouble, d) && compare(d, 1.2e3));
  57
  58         BOOST_TEST(test("1.2e-3", udouble));
  59         BOOST_TEST(test_attr("1.2e-3", udouble, d) && compare(d, 1.2e-3));
  60
  61         BOOST_TEST(test("1.e2", udouble));
  62         BOOST_TEST(test_attr("1.e2", udouble, d) && compare(d, 1.e2));
  63
  64         BOOST_TEST(test("1.", udouble));
  65         BOOST_TEST(test_attr("1.", udouble, d) && compare(d, 1.));
  66
  67         BOOST_TEST(test(".2e3", udouble));
  68         BOOST_TEST(test_attr(".2e3", udouble, d) && compare(d, .2e3));
  69
  70         BOOST_TEST(test("2e3", udouble));
  71         BOOST_TEST(test_attr("2e3", udouble, d) && compare(d, 2e3));
  72
  73         BOOST_TEST(test("2", udouble));
  74         BOOST_TEST(test_attr("2", udouble, d) && compare(d, 2));
  75
  76         BOOST_TEST(test("inf", udouble));
  77         BOOST_TEST(test("infinity", udouble));
  78         BOOST_TEST(test("INF", udouble));
  79         BOOST_TEST(test("INFINITY", udouble));
  80
  81         BOOST_TEST(test_attr("inf", udouble, d)
  82                 && std::isinf(d));
  83         BOOST_TEST(test_attr("INF", udouble, d)
  84                 && std::isinf(d));
  85         BOOST_TEST(test_attr("infinity", udouble, d)
  86                 && std::isinf(d));
  87         BOOST_TEST(test_attr("INFINITY", udouble, d)
  88                 && std::isinf(d));
  89
  90         BOOST_TEST(test("nan", udouble));
  91         BOOST_TEST(test_attr("nan", udouble, d)
  92                 && std::isnan(d));
  93         BOOST_TEST(test("NAN", udouble));
  94         BOOST_TEST(test_attr("NAN", udouble, d)
  95                 && std::isnan(d));
  96         BOOST_TEST(test("nan(...)", udouble));
  97         BOOST_TEST(test_attr("nan(...)", udouble, d)
  98                 && std::isnan(d));
  99         BOOST_TEST(test("NAN(...)", udouble));
 100         BOOST_TEST(test_attr("NAN(...)", udouble, d)
 101                 && std::isnan(d));
 102
 103         BOOST_TEST(!test("e3", udouble));
 104         BOOST_TEST(!test_attr("e3", udouble, d));
 105
 106         BOOST_TEST(!test("-1.2e3", udouble));
 107         BOOST_TEST(!test_attr("-1.2e3", udouble, d));
 108
 109         BOOST_TEST(!test("+1.2e3", udouble));
 110         BOOST_TEST(!test_attr("+1.2e3", udouble, d));
 111
 112         BOOST_TEST(!test("1.2e", udouble));
 113         BOOST_TEST(!test_attr("1.2e", udouble, d));
 114
 115         BOOST_TEST(!test("-.3", udouble));
 116         BOOST_TEST(!test_attr("-.3", udouble, d));
 117     }
 118
 119     return boost::report_errors();
 120 }