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// 2003-02-06 Petur Runolfsson <peturr02@ru.is>
// Copyright (C) 2003 Free Software Foundation
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 2, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING. If not, write to the Free
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
// 22.2.1.5 - Template class codecvt [lib.locale.codecvt]
#include <locale>
#include <testsuite_hooks.h>
// Need to explicitly set the state(mbstate_t) to zero.
// How to do this is not specified by the ISO C99 standard, so we
// might need to add some operators to make the intuiative case
// work:
// w_codecvt::state_type state00;
// state00 = 0;
// or, can use this explicit "C" initialization:
// w_codecvt::state_type state01 = {0, 0};
// .. except Ulrich says: Use memset. Always use memset. Feel the force...
void
zero_state(std::mbstate_t& state)
{ std::memset(&state, 0, sizeof(std::mbstate_t)); }
// Required instantiation
// codecvt<wchar_t, char, mbstate_t>
void test02()
{
using namespace std;
typedef codecvt<wchar_t, char, mbstate_t> w_codecvt;
typedef codecvt_base::result result;
typedef wchar_t int_type;
typedef char ext_type;
typedef char_traits<char> ext_traits;
bool test __attribute__((unused)) = true;
const int_type* i_lit =
L"\x1\x2\x3\x4\x5\x6\x7\x8\x9\xa\xb\xc\xd\xe\xf\x10\x11\x12\x13"
L"\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f\x20!\"#$%&"
L"'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`"
L"abcdefghijklmnopqrstuvwxyz{|}~\x7f\x80\x81\x82\x83\x84\x85\x86"
L"\x87\x88\x89\x8a\x8b\x8c\x8d\x8e\x8f\x90\x91\x92\x93\x94\x95"
L"\x96\x97\x98\x99\x9a\x9b\x9c\x9d\x9e\x9f\xa0\xa1\xa2\xa3\xa4"
L"\xa5\xa6\xa7\xa8\xa9\xaa\xab\xac\xad\xae\xaf\xb0\xb1\xb2\xb3"
L"\xb4\xb5\xb6\xb7\xb8\xb9\xba\xbb\xbc\xbd\xbe\xbf\xc0\xc1\xc2"
L"\xc3\xc4\xc5\xc6\xc7\xc8\xc9\xca\xcb\xcc\xcd\xce\xcf\xd0\xd1"
L"\xd2\xd3\xd4\xd5\xd6\xd7\xd8\xd9\xda\xdb\xdc\xdd\xde\xdf\xe0"
L"\xe1\xe2\xe3\xe4\xe5\xe6\xe7\xe8\xe9\xea\xeb\xec\xed\xee\xef"
L"\xf0\xf1\xf2\xf3\xf4\xf5\xf6\xf7\xf8\xf9\xfa\xfb\xfc\xfd\xfe"
L"\xff";
const int_type* ifrom_next;
int size = wcslen(i_lit);
ext_type* e_arr = new ext_type[size + 1];
ext_type* e_ref = new ext_type[size + 1];
memset(e_arr, 0xf0, size + 1);
memset(e_ref, 0xf0, size + 1);
ext_type* eto_next;
locale loc = __gnu_test::try_named_locale("en_US.ISO-8859-1");
locale::global(loc);
const w_codecvt* cvt = &use_facet<w_codecvt>(loc);
// unshift
w_codecvt::state_type state01;
zero_state(state01);
result r1 = cvt->unshift(state01, e_arr, e_arr + size, eto_next);
VERIFY( r1 == codecvt_base::noconv );
VERIFY( !ext_traits::compare(e_arr, e_ref, size + 1) );
VERIFY( eto_next == e_arr );
for (int i = 0; i < size; ++i)
{
w_codecvt::state_type state02;
zero_state(state02);
cvt->out(state02, i_lit + i, i_lit + i + 1, ifrom_next,
e_arr, e_arr + size, eto_next);
memset(e_arr, 0xf0, size + 1);
result r2 = cvt->unshift(state02, e_arr, e_arr + size, eto_next);
VERIFY( r2 == codecvt_base::noconv );
VERIFY( !ext_traits::compare(e_arr, e_ref, size + 1) );
VERIFY( eto_next == e_arr );
}
delete [] e_arr;
delete [] e_ref;
}
int main ()
{
test02();
return 0;
}
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