libstdc++-v3/testsuite/22_locale/num_get/get/wchar_t/12.cc

   1 // 2003-12-22  Paolo Carlini  <pcarlini@suse.de>
   2
   3 // Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 2, or (at your option)
   9 // any later version.
  10
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING.  If not, write to the Free
  18 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  19 // USA.
  20
  21 // 22.2.2.1.1  num_get members
  22
  23 #include <locale>
  24 #include <sstream>
  25 #include <testsuite_hooks.h>
  26
  27 struct Punct1: std::numpunct<wchar_t>
  28 {
  29   std::string do_grouping() const { return "\1"; }
  30   wchar_t do_thousands_sep() const { return L'+'; }
  31   wchar_t do_decimal_point() const { return L'x'; }
  32 };
  33
  34 struct Punct2: std::numpunct<wchar_t>
  35 {
  36   std::string do_grouping() const { return "\1"; }
  37   wchar_t do_thousands_sep() const { return L'X'; }
  38   wchar_t do_decimal_point() const { return L'-'; }
  39 };
  40
  41 // http://gcc.gnu.org/ml/libstdc++/2003-12/msg00201.html
  42 void test01()
  43 {
  44   using namespace std;
  45   typedef istreambuf_iterator<wchar_t> iterator_type;
  46
  47   bool test __attribute__((unused)) = true;
  48
  49   wistringstream iss1, iss2;
  50   iss1.imbue(locale(iss1.getloc(), new Punct1));
  51   iss2.imbue(locale(iss2.getloc(), new Punct2));
  52   const num_get<wchar_t>& ng1 = use_facet<num_get<wchar_t> >(iss1.getloc());
  53   const num_get<wchar_t>& ng2 = use_facet<num_get<wchar_t> >(iss2.getloc());
  54
  55   ios_base::iostate err = ios_base::goodbit;
  56   iterator_type end;
  57   long l = 1l;
  58   long l1 = 0l;
  59   long l2 = 10l;
  60   long l3 = 1l;
  61   long l4 = 63l;
  62   double d = 0.0;
  63   double d1 = .4;
  64   double d2 = 0.0;
  65   double d3 = .1;
  66
  67   iss1.str(L"+3");
  68   err = ios_base::goodbit;
  69   end = ng1.get(iss1.rdbuf(), 0, iss1, err, l);
  70   VERIFY( err == ios_base::failbit );
  71   VERIFY( *end == L'+' );
  72
  73   iss1.str(L"0x1");
  74   iss1.clear();
  75   err = ios_base::goodbit;
  76   end = ng1.get(iss1.rdbuf(), 0, iss1, err, l);
  77   VERIFY( err == ios_base::goodbit );
  78   VERIFY( *end == L'x' );
  79   VERIFY( l == l1 );
  80
  81   iss1.str(L"0Xa");
  82   iss1.clear();
  83   iss1.unsetf(ios::basefield);
  84   err = ios_base::goodbit;
  85   end = ng1.get(iss1.rdbuf(), 0, iss1, err, l);
  86   VERIFY( err == ios_base::eofbit );
  87   VERIFY( l == l2 );
  88
  89   iss1.str(L"0xa");
  90   iss1.clear();
  91   err = ios_base::goodbit;
  92   end = ng1.get(iss1.rdbuf(), 0, iss1, err, l);
  93   VERIFY( err == ios_base::goodbit );
  94   VERIFY( *end == L'x' );
  95   VERIFY( l == l1 );
  96
  97   iss1.str(L"+5");
  98   iss1.clear();
  99   err = ios_base::goodbit;
 100   end = ng1.get(iss1.rdbuf(), 0, iss1, err, d);
 101   VERIFY( err == ios_base::failbit );
 102   VERIFY( *end == L'+' );
 103
 104   iss1.str(L"x4");
 105   iss1.clear();
 106   err = ios_base::goodbit;
 107   end = ng1.get(iss1.rdbuf(), 0, iss1, err, d);
 108   VERIFY( err == ios_base::eofbit );
 109   VERIFY( d == d1 );
 110
 111   iss2.str(L"0001-");
 112   err = ios_base::goodbit;
 113   end = ng2.get(iss2.rdbuf(), 0, iss2, err, l);
 114   VERIFY( err == ios_base::goodbit );
 115   VERIFY( *end == L'-' );
 116   VERIFY( l == l3 );
 117
 118   iss2.str(L"-2");
 119   iss2.clear();
 120   err = ios_base::goodbit;
 121   end = ng2.get(iss2.rdbuf(), 0, iss2, err, l);
 122   VERIFY( err == ios_base::failbit );
 123   VERIFY( *end == L'-' );
 124
 125   iss2.str(L"0X1");
 126   iss2.clear();
 127   iss2.unsetf(ios::basefield);
 128   err = ios_base::goodbit;
 129   end = ng2.get(iss2.rdbuf(), 0, iss2, err, l);
 130   VERIFY( err == ios_base::failbit );
 131   VERIFY( *end == L'X' );
 132   VERIFY( l == 0 );
 133
 134   iss2.str(L"000778");
 135   iss2.clear();
 136   err = ios_base::goodbit;
 137   end = ng2.get(iss2.rdbuf(), 0, iss2, err, l);
 138   VERIFY( err == ios_base::goodbit );
 139   VERIFY( *end == L'8' );
 140   VERIFY( l == l4 );
 141
 142   iss2.str(L"00X");
 143   iss2.clear();
 144   err = ios_base::goodbit;
 145   end = ng2.get(iss2.rdbuf(), 0, iss2, err, d);
 146   VERIFY( err == (ios_base::eofbit | ios_base::failbit) );
 147   VERIFY( d == d2 );
 148
 149   iss2.str(L"-1");
 150   iss2.clear();
 151   err = ios_base::goodbit;
 152   end = ng2.get(iss2.rdbuf(), 0, iss2, err, d);
 153   VERIFY( err == ios_base::eofbit );
 154   VERIFY( d == d3 );
 155 }
 156
 157 int main()
 158 {
 159   test01();
 160   return 0;
 161 }