| // 2000-08-17 Benjamin Kosnik <bkoz@cygnus.com> |
| |
| // Copyright (C) 2000, 2002, 2003, 2006 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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, |
| // 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> |
| // |
| // Baseline test for "C" locale |
| void test01() |
| { |
| 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<wchar_t> int_traits; |
| |
| bool test __attribute__((unused)) = true; |
| const ext_type* e_lit = "black pearl jasmine tea"; |
| const ext_type* efrom_next; |
| const int_type* i_lit = L"black pearl jasmine tea"; |
| size_t size = strlen(e_lit); |
| int_type* i_arr = new int_type[size + 1]; |
| int_type* i_ref = new int_type[size + 1]; |
| wmemset(i_arr, static_cast<wchar_t>(0xdeadbeef), size + 1); |
| wmemset(i_ref, static_cast<wchar_t>(0xdeadbeef), size + 1); |
| int_type* ito_next; |
| |
| locale loc; |
| const w_codecvt* cvt = &use_facet<w_codecvt>(loc); |
| |
| // in |
| w_codecvt::state_type state01; |
| zero_state(state01); |
| result r1 = cvt->in(state01, e_lit, e_lit + size, efrom_next, |
| i_arr, i_arr + size, ito_next); |
| VERIFY( r1 == codecvt_base::ok ); |
| VERIFY( efrom_next == e_lit + size ); |
| VERIFY( ito_next == i_arr + size ); |
| VERIFY( !int_traits::compare(i_arr, i_lit, size) ); |
| VERIFY( !int_traits::compare(ito_next, i_ref, 1) ); |
| |
| delete [] i_arr; |
| delete [] i_ref; |
| } |
| |
| int main () |
| { |
| test01(); |
| return 0; |
| } |