]>
git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/1.cc
3 // Copyright (C) 1999, 2000, 2001, 2002, 2003, 2009, 2010
4 // Free Software Foundation
6 // This file is part of the GNU ISO C++ Library. This library is free
7 // software; you can redistribute it and/or modify it under the
8 // terms of the GNU General Public License as published by the
9 // Free Software Foundation; either version 3, or (at your option)
12 // This library is distributed in the hope that it will be useful,
13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 // GNU General Public License for more details.
17 // You should have received a copy of the GNU General Public License along
18 // with this library; see the file COPYING3. If not see
19 // <http://www.gnu.org/licenses/>.
21 // 27.6.1.3 unformatted input functions
25 #include <testsuite_hooks.h>
30 typedef std::ios::traits_type traits_type
;
32 bool test
__attribute__((unused
)) = true;
33 const std::string str_01
;
34 const std::string
str_02("soul eyes: john coltrane quartet");
37 std::stringbuf
isbuf_03(str_02
, std::ios_base::in
);
38 std::stringbuf
isbuf_04(str_02
, std::ios_base::in
);
40 std::istream
is_00(0);
41 std::istream
is_03(&isbuf_03
);
42 std::istream
is_04(&isbuf_04
);
43 std::ios_base::iostate state1
, state2
, statefail
, stateeof
;
44 statefail
= std::ios_base::failbit
;
45 stateeof
= std::ios_base::eofbit
;
47 // istream& read(char_type* s, streamsize n)
49 is_04
.read(carray
, 9);
50 VERIFY( is_04
.peek() == ':' );
52 // istream& ignore(streamsize n = 1, int_type delim = traits::eof())
53 state1
= is_04
.rdstate();
55 VERIFY( is_04
.gcount() == 1 );
56 state2
= is_04
.rdstate();
57 VERIFY( state1
== state2
);
58 VERIFY( is_04
.peek() == ' ' );
60 state1
= is_04
.rdstate();
62 VERIFY( is_04
.gcount() == 0 );
63 state2
= is_04
.rdstate();
64 VERIFY( state1
== state2
);
65 VERIFY( is_04
.peek() == ' ' );
67 state1
= is_04
.rdstate();
68 is_04
.ignore(5, traits_type::to_int_type(' '));
69 VERIFY( is_04
.gcount() == 1 );
70 state2
= is_04
.rdstate();
71 VERIFY( state1
== state2
);
72 VERIFY( is_04
.peek() == 'j' );