libstdc++-v3/testsuite/22_locale/num_put/put/char/1.cc

   1 // { dg-require-namedlocale "de_DE" }
   2
   3 // 2001-11-19 Benjamin Kosnik  <bkoz@redhat.com>
   4
   5 // Copyright (C) 2001-2014 Free Software Foundation, Inc.
   6 //
   7 // This file is part of the GNU ISO C++ Library.  This library is free
   8 // software; you can redistribute it and/or modify it under the
   9 // terms of the GNU General Public License as published by the
  10 // Free Software Foundation; either version 3, or (at your option)
  11 // any later version.
  12
  13 // This library is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17
  18 // You should have received a copy of the GNU General Public License along
  19 // with this library; see the file COPYING3.  If not see
  20 // <http://www.gnu.org/licenses/>.
  21
  22 // 22.2.2.2.1  num_put members
  23
  24 #include <locale>
  25 #include <sstream>
  26 #include <testsuite_hooks.h>
  27
  28 void test01()
  29 {
  30   using namespace std;
  31   typedef ostreambuf_iterator<char> iterator_type;
  32
  33   bool test __attribute__((unused)) = true;
  34
  35   // basic construction
  36   locale loc_c = locale::classic();
  37   locale loc_de  = locale("de_DE");
  38   VERIFY( loc_c != loc_de );
  39
  40   // cache the numpunct facets
  41   const numpunct<char>& numpunct_de = use_facet<numpunct<char> >(loc_de);
  42
  43   // sanity check the data is correct.
  44   const string empty;
  45   string result1;
  46   string result2;
  47
  48   bool b1 = true;
  49   bool b0 = false;
  50   unsigned long ul1 = 1294967294;
  51   double d1 =  1.7976931348623157e+308;
  52   double d2 = 2.2250738585072014e-308;
  53   long double ld1 = 1.7976931348623157e+308;
  54   long double ld2 = 2.2250738585072014e-308;
  55   const void* cv = &ld1;
  56
  57   // cache the num_put facet
  58   ostringstream oss;
  59   oss.imbue(loc_de);
  60   const num_put<char>& np = use_facet<num_put<char> >(oss.getloc());
  61
  62   // bool, simple
  63   iterator_type os_it00 = oss.rdbuf();
  64   np.put(os_it00, oss, '+', b1);
  65   result1 = oss.str();
  66   VERIFY( result1 == "1" );
  67
  68   oss.str(empty);
  69   np.put(oss.rdbuf(), oss, '+', b0);
  70   result2 = oss.str();
  71   VERIFY( result2 == "0" );
  72
  73   // ... and one that does
  74   oss.imbue(loc_de);
  75   oss.str(empty);
  76   oss.clear();
  77   oss.width(20);
  78   oss.setf(ios_base::left, ios_base::adjustfield);
  79   np.put(oss.rdbuf(), oss, '+', ul1);
  80   result1 = oss.str();
  81   VERIFY( result1 == "1.294.967.294+++++++" );
  82
  83   // double
  84   oss.str(empty);
  85   oss.clear();
  86   oss.width(20);
  87   oss.setf(ios_base::left, ios_base::adjustfield);
  88   np.put(oss.rdbuf(), oss, '+', d1);
  89   result1 = oss.str();
  90   VERIFY( result1 == "1,79769e+308++++++++" );
  91
  92   oss.str(empty);
  93   oss.clear();
  94   oss.width(20);
  95   oss.setf(ios_base::right, ios_base::adjustfield);
  96   np.put(oss.rdbuf(), oss, '+', d2);
  97   result1 = oss.str();
  98   VERIFY( result1 == "++++++++2,22507e-308" );
  99
 100   oss.str(empty);
 101   oss.clear();
 102   oss.width(20);
 103   oss.setf(ios_base::right, ios_base::adjustfield);
 104   oss.setf(ios_base::scientific, ios_base::floatfield);
 105   np.put(oss.rdbuf(), oss, '+', d2);
 106   result2 = oss.str();
 107   VERIFY( result2 == "+++++++2,225074e-308" );
 108
 109   oss.str(empty);
 110   oss.clear();
 111   oss.width(20);
 112   oss.precision(10);
 113   oss.setf(ios_base::right, ios_base::adjustfield);
 114   oss.setf(ios_base::scientific, ios_base::floatfield);
 115   oss.setf(ios_base::uppercase);
 116   np.put(oss.rdbuf(), oss, '+', d2);
 117   result1 = oss.str();
 118   VERIFY( result1 == "+++2,2250738585E-308" );
 119
 120   // long double
 121   oss.str(empty);
 122   oss.clear();
 123   np.put(oss.rdbuf(), oss, '+', ld1);
 124   result1 = oss.str();
 125   VERIFY( result1 == "1,7976931349E+308" );
 126
 127   oss.str(empty);
 128   oss.clear();
 129   oss.precision(0);
 130   oss.setf(ios_base::fixed, ios_base::floatfield);
 131   np.put(oss.rdbuf(), oss, '+', ld2);
 132   result1 = oss.str();
 133   VERIFY( result1 == "0" );
 134
 135   // const void*
 136   oss.str(empty);
 137   oss.clear();
 138   np.put(oss.rdbuf(), oss, '+', cv);
 139   result1 = oss.str();
 140   // No grouping characters.
 141   VERIFY( !char_traits<char>::find(result1.c_str(),
 142                                    result1.size(),
 143                                    numpunct_de.decimal_point()) );
 144   // Should contain an 'x'.
 145   VERIFY( result1.find('x') == 1 );
 146
 147 #ifdef _GLIBCXX_USE_LONG_LONG
 148   long long ll1 = 9223372036854775807LL;
 149
 150   oss.str(empty);
 151   oss.clear();
 152   np.put(oss.rdbuf(), oss, '+', ll1);
 153   result1 = oss.str();
 154   VERIFY( result1 == "9.223.372.036.854.775.807" );
 155 #endif
 156 }
 157
 158 int main()
 159 {
 160   test01();
 161   return 0;
 162 }
 163
 164