libstdc++-v3/testsuite/22_locale/num_put/put/wchar_t/4.cc

   1 // 2001-11-19 Benjamin Kosnik  <bkoz@redhat.com>
   2
   3 // Copyright (C) 2001, 2002, 2003 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, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  19 // USA.
  20
  21 // 22.2.2.2.1  num_put members
  22
  23 #include <locale>
  24 #include <sstream>
  25 #include <testsuite_hooks.h>
  26
  27 void test04()
  28 {
  29   using namespace std;
  30   bool test = true;
  31
  32   // Check num_put works with other iterators besides streambuf
  33   // output iterators. (As long as output_iterator requirements are met.)
  34   typedef wstring::iterator iter_type;
  35   typedef char_traits<wchar_t> traits;
  36   typedef num_put<wchar_t, iter_type> num_put_type;
  37   const ios_base::iostate goodbit = ios_base::goodbit;
  38   const ios_base::iostate eofbit = ios_base::eofbit;
  39   const locale loc_c = locale::classic();
  40   const wstring str(L"1798 Lady Elgin");
  41   const wstring str2(L"0 true 0xbffff74c Mary Nisbet");
  42   const wstring x(15, L'x'); // have to have allocated wstring!
  43   wstring res;
  44
  45   wostringstream oss;
  46   oss.imbue(locale(loc_c, new num_put_type));
  47
  48   // Iterator advanced, state, output.
  49   const num_put_type& tp = use_facet<num_put_type>(oss.getloc());
  50
  51   // 01 put(long)
  52   // 02 put(long double)
  53   // 03 put(bool)
  54   // 04 put(void*)
  55
  56   // 01 put(long)
  57   const long l = 1798;
  58   res = x;
  59   iter_type ret1 = tp.put(res.begin(), oss, ' ', l);
  60   wstring sanity1(res.begin(), ret1);
  61   VERIFY( res == L"1798xxxxxxxxxxx" );
  62   VERIFY( sanity1 == L"1798" );
  63
  64   // 02 put(long double)
  65   const long double ld = 1798.0;
  66   res = x;
  67   iter_type ret2 = tp.put(res.begin(), oss, ' ', ld);
  68   wstring sanity2(res.begin(), ret2);
  69   VERIFY( res == L"1798xxxxxxxxxxx" );
  70   VERIFY( sanity2 == L"1798" );
  71
  72   // 03 put(bool)
  73   bool b = 1;
  74   res = x;
  75   iter_type ret3 = tp.put(res.begin(), oss, ' ', b);
  76   wstring sanity3(res.begin(), ret3);
  77   VERIFY( res == L"1xxxxxxxxxxxxxx" );
  78   VERIFY( sanity3 == L"1" );
  79
  80   b = 0;
  81   res = x;
  82   oss.setf(ios_base::boolalpha);
  83   iter_type ret4 = tp.put(res.begin(), oss, ' ', b);
  84   wstring sanity4(res.begin(), ret4);
  85   VERIFY( res == L"falsexxxxxxxxxx" );
  86   VERIFY( sanity4 == L"false" );
  87
  88   // 04 put(void*)
  89   oss.clear();
  90   const void* cv = &ld;
  91   res = x;
  92   oss.setf(ios_base::fixed, ios_base::floatfield);
  93   iter_type ret5 = tp.put(res.begin(), oss, ' ', cv);
  94   wstring sanity5(res.begin(), ret5);
  95   VERIFY( sanity5.size() );
  96   VERIFY( sanity5[1] == 'x' );
  97 }
  98
  99 int main()
 100 {
 101   test04();
 102   return 0;
 103 }
 104
 105