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1 // Copyright (C) 2004-2023 Free Software Foundation, Inc.
3 // This file is part of the GNU ISO C++ Library. This library is free
4 // software; you can redistribute it and/or modify it under the
5 // terms of the GNU General Public License as published by the
6 // Free Software Foundation; either version 3, or (at your option)
9 // This library is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 // GNU General Public License for more details.
14 // You should have received a copy of the GNU General Public License along
15 // with this library; see the file COPYING3. If not see
16 // <http://www.gnu.org/licenses/>.
18 // 27.6.1.2.3 character extractors
22 #include <testsuite_hooks.h>
27 const std::wstring
str_02(L
"or coltrane playing tunji with jimmy garrison");
28 const std::wstring
str_03(L
"coltrane");
30 std::wstringbuf
isbuf_01(std::ios_base::in
);
31 std::wstringbuf
isbuf_02(str_02
, std::ios_base::in
);
32 std::wistream
is_01(0);
33 std::wistream
is_02(&isbuf_02
);
34 std::ios_base::iostate state1
, state2
, statefail
;
35 statefail
= std::ios_base::failbit
;
37 // template<_CharT, _Traits>
38 // basic_istream& operator>>(istream&, _CharT&)
39 wchar_t c1
= L
'c', c2
= L
'c';
40 state1
= is_01
.rdstate();
42 state2
= is_01
.rdstate();
43 VERIFY( state1
!= state2
);
45 VERIFY( static_cast<bool>(state2
& statefail
) );
47 state1
= is_02
.rdstate();
49 state2
= is_02
.rdstate();
50 VERIFY( state1
== state2
);
55 VERIFY( !static_cast<bool>(state2
& statefail
) );