ceph/src/boost/libs/convert/test/spirit_converter.cpp

   1 // Boost.Convert test and usage example
   2 // Copyright (c) 2009-2016 Vladimir Batov.
   3 // Use, modification and distribution are subject to the Boost Software License,
   4 // Version 1.0. See http://www.boost.org/LICENSE_1_0.txt.
   5
   6 #include "./test.hpp"
   7
   8 #ifdef BOOST_CONVERT_INTEL_SFINAE_BROKEN
   9 int main(int, char const* []) { return 0; }
  10 #else
  11
  12 #include <boost/convert.hpp>
  13 #include <boost/convert/spirit.hpp>
  14 #include <boost/detail/lightweight_test.hpp>
  15 #include <cstdio>
  16
  17 using std::string;
  18 using std::wstring;
  19 using boost::convert;
  20
  21 namespace cnv = boost::cnv;
  22 namespace arg = boost::cnv::parameter;
  23
  24 struct boost::cnv::by_default : public boost::cnv::spirit {};
  25
  26 int
  27 main(int, char const* [])
  28 {
  29     char const* const     c_stri ("12345");
  30     char const* const     c_strd ("123.45");
  31     wchar_t const* const c_wstri (L"12345");
  32     wchar_t const* const c_wstrd (L"123.45");
  33     std::string const   std_stri (c_stri);
  34     std::string const   std_strd (c_strd);
  35     std::wstring const std_wstri (c_wstri);
  36     std::wstring const std_wstrd (c_wstrd);
  37     my_string const      my_stri (c_stri, c_stri + strlen(c_stri));
  38     my_string const      my_strd (c_strd, c_strd + strlen(c_strd));
  39
  40     boost::cnv::spirit cnv;
  41
  42     BOOST_TEST( 12345 == convert<     int>(   c_stri).value());
  43     BOOST_TEST( 12345 == convert<     int>(  c_wstri).value());
  44     BOOST_TEST( 12345 == convert<     int>( std_stri).value());
  45     BOOST_TEST( 12345 == convert<     int>(std_wstri).value());
  46     BOOST_TEST( 12345 == convert<     int>(  my_stri).value());
  47     BOOST_TEST( 12345 == convert<unsigned int>(c_stri).value());
  48     BOOST_TEST( 12345 == convert<long int>(   c_stri).value());
  49     BOOST_TEST( 12345 == convert<long int>(  c_wstri).value());
  50     BOOST_TEST( 12345 == convert<long int>( std_stri).value());
  51     BOOST_TEST( 12345 == convert<long int>(std_wstri).value());
  52     BOOST_TEST( 12345 == convert<long int>(  my_stri).value());
  53     BOOST_TEST( 12345 == convert<unsigned long int>(c_stri).value());
  54     BOOST_TEST( 12345 == convert<long long int>(c_stri).value());
  55     BOOST_TEST( 12345 == convert<unsigned long long int>(c_stri).value());
  56     BOOST_TEST(123.45 == convert<  double>(   c_strd).value());
  57     BOOST_TEST(123.45 == convert<  double>(  c_wstrd).value());
  58 //  BOOST_TEST(123.45 == convert<  double>( std_strd).value());
  59 //  BOOST_TEST(123.45 == convert<  double>(std_wstrd).value());
  60     BOOST_TEST(123.45 == convert<  double>(  my_strd).value());
  61
  62     BOOST_TEST(!convert<   int>("uhm"));
  63     BOOST_TEST(!convert<   int>(L"uhm"));
  64     BOOST_TEST(!convert<double>("12.uhm"));
  65     BOOST_TEST(!convert<double>("L12.uhm"));
  66
  67     BOOST_TEST(  "1234" == convert<string>(1234).value());
  68     BOOST_TEST(  "1234" == convert<string>(1234u).value());
  69     BOOST_TEST(  "1234" == convert<string>(1234ll).value());
  70     BOOST_TEST(  "1234" == convert<string>(1234ull).value());
  71     BOOST_TEST( L"1234" == convert<wstring>(1234).value());
  72     BOOST_TEST( "12xxx" == convert<string>(12, cnv(arg::width = 5)
  73                                                   (arg::fill = 'x')
  74                                                   (arg::adjust = cnv::adjust::left)).value());
  75     BOOST_TEST(L"12xxx" == convert<wstring>(12, cnv(arg::width = 5)
  76                                                    (arg::fill = 'x')
  77                                                    (arg::adjust = cnv::adjust::left)).value());
  78     BOOST_TEST( "x12xx" == convert<string>(12, cnv(arg::adjust = cnv::adjust::center)).value());
  79     BOOST_TEST(L"x12xx" == convert<wstring>(12, cnv(arg::adjust = cnv::adjust::center)).value());
  80
  81 //    BOOST_TEST("12.34" == convert<std::string>(12.34).value());
  82 //    printf("%s\n", convert<std::string>(12.34).value().c_str());
  83
  84     return boost::report_errors();
  85 }
  86
  87 #endif