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1 // Copyright (C) 2004-2017 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 // 27.6.1.3 unformatted input functions
22 #include <testsuite_hooks.h>
27 typedef std::wios::traits_type traits_type
;
29 const std::wstring str_01
;
30 const std::wstring
str_02(L
"soul eyes: john coltrane quartet");
33 std::wstringbuf
isbuf_03(str_02
, std::ios_base::in
);
34 std::wstringbuf
isbuf_04(str_02
, std::ios_base::in
);
36 std::wistream
is_00(0);
37 std::wistream
is_03(&isbuf_03
);
38 std::wistream
is_04(&isbuf_04
);
39 std::ios_base::iostate state1
, state2
;
41 wchar_t carray
[60] = L
"";
43 // istream& ignore(streamsize n = 1, int_type delim = traits::eof())
44 is_04
.read(carray
, 9);
45 VERIFY( is_04
.peek() == L
':' );
47 state1
= is_04
.rdstate();
49 VERIFY( is_04
.gcount() == 1 );
50 state2
= is_04
.rdstate();
51 VERIFY( state1
== state2
);
52 VERIFY( is_04
.peek() == L
' ' );
54 state1
= is_04
.rdstate();
56 VERIFY( is_04
.gcount() == 0 );
57 state2
= is_04
.rdstate();
58 VERIFY( state1
== state2
);
59 VERIFY( is_04
.peek() == L
' ' );
61 state1
= is_04
.rdstate();
62 is_04
.ignore(5, traits_type::to_int_type(' '));
63 VERIFY( is_04
.gcount() == 1 );
64 state2
= is_04
.rdstate();
65 VERIFY( state1
== state2
);
66 VERIFY( is_04
.peek() == L
'j' );
69 state1
= is_04
.rdstate();
70 VERIFY( is_04
.peek() == L
'j' );
71 VERIFY( is_04
.gcount() == 0 );
72 state2
= is_04
.rdstate();
73 VERIFY( state1
== state2
);
76 state1
= is_04
.rdstate();
77 VERIFY( is_04
.peek() == traits_type::eof() );
78 VERIFY( is_04
.gcount() == 0 );
79 state2
= is_04
.rdstate();
80 VERIFY( state1
!= state2
);