main/libstdc++-v3/testsuite/22_locale/num_get/get/char/1.cc

   1 // { dg-require-namedlocale "de_DE" }
   2
   3 // 2001-11-21 Benjamin Kosnik  <bkoz@redhat.com>
   4
   5 // Copyright (C) 2001-2013 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 // 22.2.2.1.1  num_get members
  23
  24 #include <locale>
  25 #include <sstream>
  26 #include <testsuite_hooks.h>
  27
  28 void test01()
  29 {
  30   using namespace std;
  31   typedef istreambuf_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   // sanity check the data is correct.
  41   const string empty;
  42
  43   bool b1 = true;
  44   bool b0 = false;
  45   unsigned long ul1 = 1294967294;
  46   unsigned long ul;
  47   double d1 =  1.02345e+308;
  48   double d2 = 3.15e-308;
  49   double d;
  50   long double ld1 = 6.630025e+4;
  51   long double ld;
  52   void* v = 0;
  53
  54   // cache the num_get facet
  55   istringstream iss;
  56   iss.imbue(loc_de);
  57   const num_get<char>& ng = use_facet<num_get<char> >(iss.getloc());
  58   const ios_base::iostate goodbit = ios_base::goodbit;
  59   const ios_base::iostate eofbit = ios_base::eofbit;
  60   ios_base::iostate err = ios_base::goodbit;
  61
  62   // bool, simple
  63   iss.str("1");
  64   iterator_type os_it00 = iss.rdbuf();
  65   ng.get(os_it00, 0, iss, err, b1);
  66   VERIFY( b1 == true );
  67   VERIFY( err & ios_base::eofbit );
  68
  69   iss.str("0");
  70   err = goodbit;
  71   ng.get(iss.rdbuf(), 0, iss, err, b0);
  72   VERIFY( b0 == false );
  73   VERIFY( err & eofbit );
  74
  75   // ... and one that does
  76   iss.imbue(loc_de);
  77   iss.str("1.294.967.294+++++++");
  78   iss.clear();
  79   iss.width(20);
  80   iss.setf(ios_base::left, ios_base::adjustfield);
  81   err = goodbit;
  82   ng.get(iss.rdbuf(), 0, iss, err, ul);
  83   VERIFY( ul == ul1 );
  84   VERIFY( err == goodbit );
  85
  86   iss.str("+1,02345e+308");
  87   iss.clear();
  88   iss.width(20);
  89   iss.setf(ios_base::right, ios_base::adjustfield);
  90   iss.setf(ios_base::scientific, ios_base::floatfield);
  91   err = goodbit;
  92   ng.get(iss.rdbuf(), 0, iss, err, d);
  93   VERIFY( d == d1 );
  94   VERIFY( err == eofbit );
  95
  96   iss.str("3,15E-308 ");
  97   iss.clear();
  98   iss.width(20);
  99   iss.precision(10);
 100   iss.setf(ios_base::right, ios_base::adjustfield);
 101   iss.setf(ios_base::scientific, ios_base::floatfield);
 102   iss.setf(ios_base::uppercase);
 103   err = goodbit;
 104   ng.get(iss.rdbuf(), 0, iss, err, d);
 105   VERIFY( d == d2 );
 106   VERIFY( err == goodbit );
 107
 108   // long double
 109   iss.str("6,630025e+4");
 110   iss.clear();
 111   err = goodbit;
 112   ng.get(iss.rdbuf(), 0, iss, err, ld);
 113   VERIFY( ld == ld1 );
 114   VERIFY( err == eofbit );
 115
 116   iss.str("0 ");
 117   iss.clear();
 118   iss.precision(0);
 119   iss.setf(ios_base::fixed, ios_base::floatfield);
 120   err = goodbit;
 121   ng.get(iss.rdbuf(), 0, iss, err, ld);
 122   VERIFY( ld == 0 );
 123   VERIFY( err == goodbit );
 124
 125   // void*
 126   iss.str("0xbffff74c,");
 127   iss.clear();
 128   err = goodbit;
 129   ng.get(iss.rdbuf(), 0, iss, err, v);
 130   VERIFY( v != 0 );
 131   VERIFY( err == goodbit );
 132
 133 #ifdef _GLIBCXX_USE_LONG_LONG
 134   long long ll1 = 9223372036854775807LL;
 135   long long ll;
 136
 137   iss.str("9.223.372.036.854.775.807");
 138   iss.clear();
 139   err = goodbit;
 140   ng.get(iss.rdbuf(), 0, iss, err, ll);
 141   VERIFY( ll == ll1 );
 142   VERIFY( err == eofbit );
 143 #endif
 144 }
 145
 146 int main()
 147 {
 148   test01();
 149   return 0;
 150 }
 151
 152
 153 // Kathleen Hannah, humanitarian, woman, art-thief