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// 2000-08-17 Benjamin Kosnik <bkoz@cygnus.com>
// Copyright (C) 2000-2013 Free Software Foundation, Inc.
//
// 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 3, 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 COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// 22.2.1.5 - Template class codecvt [lib.locale.codecvt]
#include <locale>
#include <cstring>
#include <testsuite_hooks.h>
// Required instantiation, degenerate conversion.
// codecvt<char, char, mbstate_t>
void test01()
{
using namespace std;
typedef codecvt_base::result result;
typedef codecvt<char, char, mbstate_t> c_codecvt;
bool test __attribute__((unused)) = true;
const char* c_lit = "black pearl jasmine tea";
const char* from_next;
int size = 23;
char* c_arr = new char[size];
char* c_ref = new char[size];
char* to_next;
locale loc = locale::classic();
c_codecvt::state_type state;
const c_codecvt* cvt = &use_facet<c_codecvt>(loc);
// According to the resolution of DR19 (see also libstd++/9168), in
// case of degenerate conversion ('noconv'), "there are no changes to
// the values in [to, to_limit)."
memset(c_ref, 'X', size);
// in
memset(c_arr, 'X', size);
result r1 = cvt->in(state, c_lit, c_lit + size, from_next,
c_arr, c_arr + size, to_next);
VERIFY( r1 == codecvt_base::noconv );
VERIFY( !memcmp(c_arr, c_ref, size) );
VERIFY( from_next == c_lit );
VERIFY( to_next == c_arr );
delete [] c_arr;
delete [] c_ref;
}
int main ()
{
test01();
return 0;
}
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