libstdc++-v3/testsuite/22_locale/codecvt/out/wchar_t/4.cc

   1 // { dg-require-namedlocale "en_US.UTF-8" }
   2
   3 // 2003-02-06  Petur Runolfsson  <peturr02@ru.is>
   4
   5 // Copyright (C) 2003-2020 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 // 22.2.1.5 - Template class codecvt [lib.locale.codecvt]
  23
  24 #include <locale>
  25 #include <cstring>
  26 #include <testsuite_hooks.h>
  27
  28 // Need to explicitly set the state(mbstate_t) to zero.
  29 // How to do this is not specified by the ISO C99 standard, so we
  30 // might need to add some operators to make the intuiative case
  31 // work:
  32 //   w_codecvt::state_type state00;
  33 //   state00 = 0;
  34 // or, can use this explicit "C" initialization:
  35 //   w_codecvt::state_type state01 = {0, 0};
  36 // .. except Ulrich says: Use memset. Always use memset. Feel the force...
  37 void
  38 zero_state(std::mbstate_t& state)
  39 { std::memset(&state, 0, sizeof(std::mbstate_t)); }
  40
  41 // Required instantiation
  42 // codecvt<wchar_t, char, mbstate_t>
  43 void test04()
  44 {
  45   using namespace std;
  46   typedef codecvt<wchar_t, char, mbstate_t>     w_codecvt;
  47   typedef codecvt_base::result                  result;
  48   typedef wchar_t                               int_type;
  49   typedef char                                  ext_type;
  50   typedef char_traits<char>                     ext_traits;
  51
  52   const ext_type*       e_lit =
  53     "\x1\x2\x3\x4\x5\x6\x7\x8\x9\xa\xb\xc\xd\xe\xf\x10\x11\x12\x13"
  54     "\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f\x20!\"#$%&"
  55     "'()*+,-./0123456789:;<=>?@}~\x7f\xc2\x80\xc2\x81\xc2\x82\xc2"
  56     "\x83\xc2\x84\xc2\x85\xc2\x86\xc2\x87\xc2\x88\xc2\x89\xc2\x8a"
  57     "\xc2\x8b\xc2\x8c\xc2\x8d\xc2\x8e\xc2\x8f\xc2\x90\xc2\x91\xc2"
  58     "\x92\xc2\x93\xc2\x94\xc2\x95\xc2\x96\xc2\x97\xc2\x98\xc2\x99"
  59     "\xc2\x9a\xc2\x9b\xc2\x9c\xc3\xba\xc3\xbb\xc3\xbc\xc3\xbd\xc3"
  60     "\xbe\xc3\xbf\xc4\x80\xc4\x81\xc4\x82\xc4\x83\xc4\x84\xc4\x85"
  61     "\xc4\x86\xc4\x87\xc4\x88\xc4\x89\xc4\x8a\xc4\x8b\xc4\x8c\xc4"
  62     "\x8d\xc4\x8e\xc4\x8f\xc4\x90\xc4\x91\xc4\x92\xc4\x93\xc4\x94"
  63     "\xc4\x95\xc4\x96\xc4\x97\xc4\x98\xc4\x99\xdf\xb8\xdf\xb9\xdf"
  64     "\xba\xdf\xbb\xdf\xbc\xdf\xbd\xdf\xbe\xdf\xbf\xe0\xa0\x80\xe0"
  65     "\xa0\x81\xe0\xa0\x82\xe0\xa0\x83\xe0\xa0\x84\xe0\xa0\x85\xe0"
  66     "\xa0\x86\xe0\xa0\x87\xe0\xa0\x88\xe0\xa0\x89\xe0\xa0\x8a\xe0"
  67     "\xa0\x8b\xe0\xa0\x8c\xe0\xa0\x8d\xe0\xa0\x8e\xe0\xa0\x8f\xe0"
  68     "\xa0\x90\xe0\xa0\x91\xe0\xa0\x92\xe0\xa0\x93\xe0\xa0\x94\xe0"
  69     "\xa0\x95\xe0\xa0\x96\xe0\xa0\x97\x1\x2\x4\x8\x10\x20@\xc2\x80"
  70     "\xc4\x80\xc8\x80\xd0\x80\xe0\xa0\x80\xe1\x80\x80\xe2\x80\x80"
  71     "\xe4\x80\x80\xe8\x80\x80\xf0\x90\x80\x80\xf0\xa0\x80\x80\xf1"
  72     "\x80\x80\x80\xf2\x80\x80\x80\xf4\x80\x80\x80";
  73
  74   const int_type        i_lit[] = {
  75     0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xa, 0xb, 0xc,
  76     0xd, 0xe, 0xf, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
  77     0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, L'!',
  78     L'"', L'#', L'$', L'%', L'&', L'\'', L'(', L')', L'*', L'+',
  79     L',', L'-', L'.', L'/', L'0', L'1', L'2', L'3', L'4', L'5',
  80     L'6', L'7', L'8', L'9', L':', L';', L'<', L'=', L'>', L'?',
  81     L'@', L'}', L'~', 0x7f, 0x80, 0x81, 0x82, 0x83, 0x84, 0x85,
  82     0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f,
  83     0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99,
  84     0x9a, 0x9b, 0x9c, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff, 0x100,
  85     0x101, 0x102, 0x103, 0x104, 0x105, 0x106, 0x107, 0x108, 0x109,
  86     0x10a, 0x10b, 0x10c, 0x10d, 0x10e, 0x10f, 0x110, 0x111, 0x112,
  87     0x113, 0x114, 0x115, 0x116, 0x117, 0x118, 0x119, 0x7f8, 0x7f9,
  88     0x7fa, 0x7fb, 0x7fc, 0x7fd, 0x7fe, 0x7ff, 0x800, 0x801, 0x802,
  89     0x803, 0x804, 0x805, 0x806, 0x807, 0x808, 0x809, 0x80a, 0x80b,
  90     0x80c, 0x80d, 0x80e, 0x80f, 0x810, 0x811, 0x812, 0x813, 0x814,
  91     0x815, 0x816, 0x817, 0x1, 0x2, 0x4, 0x8, 0x10, 0x20, L'@',
  92     0x80, 0x100, 0x200, 0x400, 0x800, 0x1000, 0x2000, 0x4000, 0x8000,
  93     0x10000, 0x20000, 0x40000, 0x80000, 0x100000, 0x0
  94   };
  95
  96   const int_type*       ifrom_next;
  97   int                   esize = strlen(e_lit);
  98   int                   isize = wcslen(i_lit);
  99   ext_type*             e_arr = new ext_type[esize + 1];
 100   ext_type*             e_ref = new ext_type[esize + 1];
 101   memset(e_arr, 0xf0, esize + 1);
 102   memset(e_ref, 0xf0, esize + 1);
 103   ext_type*             eto_next;
 104
 105   locale  loc = locale("en_US.UTF-8");
 106   locale::global(loc);
 107   const w_codecvt*      cvt = &use_facet<w_codecvt>(loc);
 108
 109   // out
 110   w_codecvt::state_type state02;
 111   zero_state(state02);
 112   result r2 = cvt->out(state02, i_lit, i_lit + isize, ifrom_next,
 113                        e_arr, e_arr + esize, eto_next);
 114   VERIFY( r2 == codecvt_base::ok );
 115   VERIFY( ifrom_next == i_lit + isize );
 116   VERIFY( eto_next == e_arr + esize );
 117   VERIFY( !ext_traits::compare(e_arr, e_lit, esize) );
 118   VERIFY( !ext_traits::compare(eto_next, e_ref, 1) );
 119
 120   delete [] e_arr;
 121   delete [] e_ref;
 122 }
 123
 124 int main ()
 125 {
 126   test04();
 127   return 0;
 128 }