libstdc++-v3/testsuite/22_locale/num_get/get/wchar_t/37958.cc

   1 // 2008-10-31  Paolo Carlini  <paolo.carlini@oracle.com>
   2
   3 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
   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 3, 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 COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20 // 22.2.2.1.1  num_get members
  21
  22 #include <locale>
  23 #include <sstream>
  24 #include <testsuite_hooks.h>
  25
  26 struct Punct1: std::numpunct<wchar_t>
  27 {
  28   std::wstring do_truename() const { return L"a"; }
  29   std::wstring do_falsename() const { return L"abb"; }
  30 };
  31
  32 struct Punct2: std::numpunct<wchar_t>
  33 {
  34   std::wstring do_truename() const { return L"1"; }
  35   std::wstring do_falsename() const { return L"0"; }
  36 };
  37
  38 struct Punct3: std::numpunct<wchar_t>
  39 {
  40   std::wstring do_truename() const { return L""; }
  41   std::wstring do_falsename() const { return L""; }
  42 };
  43
  44 struct Punct4: std::numpunct<wchar_t>
  45 {
  46   std::wstring do_truename() const { return L"one"; }
  47   std::wstring do_falsename() const { return L"two"; }
  48 };
  49
  50 // libstdc++/37958
  51 void test01()
  52 {
  53   using namespace std;
  54   typedef istreambuf_iterator<wchar_t> iterator_type;
  55
  56   bool test __attribute__((unused)) = true;
  57
  58   wistringstream iss0, iss1, iss2, iss3, iss4;
  59   iss1.imbue(locale(iss1.getloc(), new Punct1));
  60   iss2.imbue(locale(iss2.getloc(), new Punct2));
  61   iss3.imbue(locale(iss3.getloc(), new Punct3));
  62   iss4.imbue(locale(iss4.getloc(), new Punct4));
  63   const num_get<wchar_t>& ng0 = use_facet<num_get<wchar_t> >(iss0.getloc());
  64   const num_get<wchar_t>& ng1 = use_facet<num_get<wchar_t> >(iss1.getloc());
  65   const num_get<wchar_t>& ng2 = use_facet<num_get<wchar_t> >(iss2.getloc());
  66   const num_get<wchar_t>& ng3 = use_facet<num_get<wchar_t> >(iss3.getloc());
  67   const num_get<wchar_t>& ng4 = use_facet<num_get<wchar_t> >(iss4.getloc());
  68
  69   ios_base::iostate err = ios_base::goodbit;
  70   iterator_type end;
  71   bool b0 = false;
  72   bool b1 = false;
  73   bool b2 = false;
  74   bool b3 = true;
  75   bool b4 = false;
  76
  77   iss0.str(L"true");
  78   iss0.setf(ios_base::boolalpha);
  79   err = ios_base::goodbit;
  80   end = ng0.get(iss0.rdbuf(), 0, iss0, err, b0);
  81   VERIFY( err == ios_base::goodbit );
  82   VERIFY( b0 == true );
  83
  84   iss0.str(L"false");
  85   iss0.clear();
  86   err = ios_base::goodbit;
  87   end = ng0.get(iss0.rdbuf(), 0, iss0, err, b0);
  88   VERIFY( err == ios_base::goodbit );
  89   VERIFY( b0 == false );
  90
  91   iss1.str(L"a");
  92   iss1.setf(ios_base::boolalpha);
  93   err = ios_base::goodbit;
  94   end = ng1.get(iss1.rdbuf(), 0, iss1, err, b1);
  95   VERIFY( err == ios_base::eofbit );
  96   VERIFY( b1 == true );
  97
  98   iss1.str(L"abb");
  99   iss1.clear();
 100   err = ios_base::goodbit;
 101   end = ng1.get(iss1.rdbuf(), 0, iss1, err, b1);
 102   VERIFY( err == ios_base::goodbit );
 103   VERIFY( b1 == false );
 104
 105   iss1.str(L"abc");
 106   iss1.clear();
 107   err = ios_base::goodbit;
 108   end = ng1.get(iss1.rdbuf(), 0, iss1, err, b1);
 109   VERIFY( err == ios_base::failbit );
 110   VERIFY( b1 == false );
 111   VERIFY( *end == L'c' );
 112
 113   iss1.str(L"ab");
 114   iss1.clear();
 115   b1 = true;
 116   err = ios_base::goodbit;
 117   end = ng1.get(iss1.rdbuf(), 0, iss1, err, b1);
 118   VERIFY( err == (ios_base::failbit | ios_base::eofbit) );
 119   VERIFY( b1 == false );
 120
 121   iss2.str(L"1");
 122   iss2.setf(ios_base::boolalpha);
 123   err = ios_base::goodbit;
 124   end = ng2.get(iss2.rdbuf(), 0, iss2, err, b2);
 125   VERIFY( err == ios_base::goodbit );
 126   VERIFY( b2 == true );
 127
 128   iss2.str(L"0");
 129   iss2.clear();
 130   err = ios_base::goodbit;
 131   end = ng2.get(iss2.rdbuf(), 0, iss2, err, b2);
 132   VERIFY( err == ios_base::goodbit );
 133   VERIFY( b2 == false );
 134
 135   iss2.str(L"2");
 136   iss2.clear();
 137   b2 = true;
 138   err = ios_base::goodbit;
 139   end = ng2.get(iss2.rdbuf(), 0, iss2, err, b2);
 140   VERIFY( err == ios_base::failbit );
 141   VERIFY( b2 == false );
 142   VERIFY( *end == L'2' );
 143
 144   iss3.str(L"blah");
 145   iss3.setf(ios_base::boolalpha);
 146   err = ios_base::goodbit;
 147   end = ng3.get(iss3.rdbuf(), 0, iss3, err, b3);
 148   VERIFY( err == ios_base::failbit );
 149   VERIFY( b3 == false );
 150   VERIFY( *end == L'b' );
 151
 152   iss3.str(L"");
 153   iss3.clear();
 154   b3 = true;
 155   err = ios_base::goodbit;
 156   end = ng3.get(iss3.rdbuf(), 0, iss3, err, b3);
 157   VERIFY( err == ios_base::failbit );
 158   VERIFY( b3 == false );
 159
 160   iss4.str(L"one");
 161   iss4.setf(ios_base::boolalpha);
 162   err = ios_base::goodbit;
 163   end = ng4.get(iss4.rdbuf(), 0, iss4, err, b4);
 164   VERIFY( err == ios_base::goodbit );
 165   VERIFY( b4 == true );
 166
 167   iss4.str(L"two");
 168   iss4.clear();
 169   err = ios_base::goodbit;
 170   end = ng4.get(iss4.rdbuf(), 0, iss4, err, b4);
 171   VERIFY( err == ios_base::goodbit );
 172   VERIFY( b4 == false );
 173
 174   iss4.str(L"three");
 175   iss4.clear();
 176   b4 = true;
 177   err = ios_base::goodbit;
 178   end = ng4.get(iss4.rdbuf(), 0, iss4, err, b4);
 179   VERIFY( err == ios_base::failbit );
 180   VERIFY( b4 == false );
 181   VERIFY( *end == L'h' );
 182
 183   iss4.str(L"on");
 184   iss4.clear();
 185   b4 = true;
 186   err = ios_base::goodbit;
 187   end = ng4.get(iss4.rdbuf(), 0, iss4, err, b4);
 188   VERIFY( err == (ios_base::failbit | ios_base::eofbit) );
 189   VERIFY( b4 == false );
 190 }
 191
 192 int main()
 193 {
 194   test01();
 195   return 0;
 196 }