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[/] [scarts/] [trunk/] [toolchain/] [scarts-gcc/] [gcc-4.1.1/] [libstdc++-v3/] [testsuite/] [22_locale/] [codecvt/] [unicode/] [wchar_t.cc] - Rev 19
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// 2000-08-23 Benjamin Kosnik <bkoz@cygnus.com> // Copyright (C) 2000, 2001, 2002, 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, 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> #ifdef _GLIBCXX_USE___ENC_TRAITS // Need some char_traits specializations for this to work. typedef unsigned short unicode_t; namespace std { template<> struct char_traits<unicode_t> { typedef unicode_t char_type; // Unsigned as wint_t is unsigned. typedef unsigned long int_type; typedef streampos pos_type; typedef streamoff off_type; typedef mbstate_t state_type; static void assign(char_type& __c1, const char_type& __c2); static bool eq(const char_type& __c1, const char_type& __c2); static bool lt(const char_type& __c1, const char_type& __c2); static int compare(const char_type* __s1, const char_type* __s2, size_t __n) { return memcmp(__s1, __s2, __n); } static size_t length(const char_type* __s); static const char_type* find(const char_type* __s, size_t __n, const char_type& __a); static char_type* move(char_type* __s1, const char_type* __s2, size_t __n); static char_type* copy(char_type* __s1, const char_type* __s2, size_t __n) { return static_cast<char_type*>(memcpy(__s1, __s2, __n)); } static char_type* assign(char_type* __s, size_t __n, char_type __a); static char_type to_char_type(const int_type& __c); static int_type to_int_type(const char_type& __c); static bool eq_int_type(const int_type& __c1, const int_type& __c2); static int_type eof(); static int_type not_eof(const int_type& __c); }; } void initialize_state(std::__enc_traits& state) { state._M_init(); } // Partial specialization using __enc_traits. // codecvt<unicode_t, wchar_t, __enc_traits> void test01() { using namespace std; typedef codecvt_base::result result; typedef unicode_t int_type; typedef wchar_t ext_type; typedef __enc_traits enc_type; typedef codecvt<int_type, ext_type, enc_type> unicode_codecvt; typedef char_traits<int_type> int_traits; typedef char_traits<ext_type> ext_traits; bool test __attribute__((unused)) = true; int size = 23; char e_lit_base[96] __attribute__((aligned(__alignof__(ext_type)))) = { 0x00, 0x00, 0x00, 0x62, 0x00, 0x00, 0x00, 0x6c, 0x00, 0x00, 0x00, 0x61, 0x00, 0x00, 0x00, 0x63, 0x00, 0x00, 0x00, 0x6b, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x70, 0x00, 0x00, 0x00, 0x65, 0x00, 0x00, 0x00, 0x61, 0x00, 0x00, 0x00, 0x72, 0x00, 0x00, 0x00, 0x6c, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x6a, 0x00, 0x00, 0x00, 0x61, 0x00, 0x00, 0x00, 0x73, 0x00, 0x00, 0x00, 0x6d, 0x00, 0x00, 0x00, 0x69, 0x00, 0x00, 0x00, 0x6e, 0x00, 0x00, 0x00, 0x65, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x74, 0x00, 0x00, 0x00, 0x65, 0x00, 0x00, 0x00, 0x61, 0x00, 0x00, 0x00, 0xa0 }; const ext_type* e_lit = reinterpret_cast<ext_type*>(e_lit_base); char i_lit_base[48] __attribute__((aligned(__alignof__(int_type)))) = { 0x00, 0x62, 0x00, 0x6c, 0x00, 0x61, 0x00, 0x63, 0x00, 0x6b, 0x00, 0x20, 0x00, 0x70, 0x00, 0x65, 0x00, 0x61, 0x00, 0x72, 0x00, 0x6c, 0x00, 0x20, 0x00, 0x6a, 0x00, 0x61, 0x00, 0x73, 0x00, 0x6d, 0x00, 0x69, 0x00, 0x6e, 0x00, 0x65, 0x00, 0x20, 0x00, 0x74, 0x00, 0x65, 0x00, 0x61, 0x00, 0xa0 }; const int_type* i_lit = reinterpret_cast<int_type*>(i_lit_base); const ext_type* efrom_next; const int_type* ifrom_next; ext_type* e_arr = new ext_type[size + 1]; ext_type* eto_next; int_type* i_arr = new int_type[size + 1]; int_type* ito_next; // construct a locale object with the specialized facet. locale loc(locale::classic(), new unicode_codecvt); // sanity check the constructed locale has the specialized facet. VERIFY( has_facet<unicode_codecvt>(loc) ); const unicode_codecvt& cvt = use_facet<unicode_codecvt>(loc); // in // unicode_codecvt::state_type state01("UCS-2BE", "UCS-4BE", 0xfeff, 0); unicode_codecvt::state_type state01("UCS-2BE", "UCS-4BE", 0, 0); initialize_state(state01); result r1 = cvt.in(state01, e_lit, e_lit + size, efrom_next, i_arr, i_arr + size + 1, ito_next); VERIFY( r1 == codecvt_base::ok ); VERIFY( !int_traits::compare(i_arr, i_lit, size) ); VERIFY( efrom_next == e_lit + size ); VERIFY( ito_next == i_arr + size ); // out unicode_codecvt::state_type state02("UCS-2BE", "UCS-4BE", 0, 0); initialize_state(state02); result r2 = cvt.out(state02, i_lit, i_lit + size, ifrom_next, e_arr, e_arr + size, eto_next); VERIFY( r2 == codecvt_base::ok ); // XXX? VERIFY( !ext_traits::compare(e_arr, e_lit, size) ); VERIFY( ifrom_next == i_lit + size ); VERIFY( eto_next == e_arr + size ); // unshift ext_traits::copy(e_arr, e_lit, size); unicode_codecvt::state_type state03("UCS-2BE", "UCS-4BE", 0, 0); initialize_state(state03); result r3 = cvt.unshift(state03, e_arr, e_arr + size, eto_next); VERIFY( r3 == codecvt_base::noconv ); VERIFY( !ext_traits::compare(e_arr, e_lit, size) ); VERIFY( eto_next == e_arr ); int i = cvt.encoding(); VERIFY( i == 0 ); VERIFY( !cvt.always_noconv() ); unicode_codecvt::state_type state04("UCS-2BE", "UCS-4BE", 0, 0); initialize_state(state04); int j = cvt.length(state03, e_lit, e_lit + size, 5); VERIFY( j == 5 ); int k = cvt.max_length(); VERIFY( k == 1 ); delete [] e_arr; delete [] i_arr; } #endif // _GLIBCXX_USE___ENC_TRAITS int main () { #ifdef _GLIBCXX_USE___ENC_TRAITS test01(); #endif return 0; }