1 // 2005-07-22 Paolo Carlini <pcarlini@suse.de>
3 // Copyright (C) 2005-2013 Free Software Foundation, Inc.
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 3, or (at your option)
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License along
17 // with this library; see the file COPYING3. If not see
18 // <http://www.gnu.org/licenses/>.
20 // 27.6.1.2.3 basic_istream::operator>>
22 // { dg-require-fileio "" }
29 #include <testsuite_hooks.h>
33 string
prepare(string::size_type len
, unsigned nchunks
)
36 for (unsigned i
= 0; i
< nchunks
; ++i
)
38 for (string::size_type j
= 0; j
< len
; ++j
)
39 ret
.push_back('a' + rand() % 26);
46 void check(istream
& stream
, const string
& str
, unsigned nchunks
)
48 bool test
__attribute__((unused
)) = true;
50 char* chunk
= new char[str
.size()];
51 memset(chunk
, 'X', str
.size());
53 string::size_type index
= 0, index_new
= 0;
56 while (stream
>> chunk
)
58 index_new
= str
.find(' ', index
);
59 VERIFY( !str
.compare(index
, index_new
- index
, chunk
) );
60 index
= index_new
+ 1;
62 memset(chunk
, 'X', str
.size());
64 VERIFY( stream
.eof() );
65 VERIFY( n
== nchunks
);
70 // istream& operator>>(istream&, charT*)
73 const char filename
[] = "inserters_extractors-4.txt";
75 const unsigned nchunks
= 10;
76 const string data
= prepare(666, nchunks
);
79 ofstrm
.open(filename
);
80 ofstrm
.write(data
.data(), data
.size());
84 ifstrm
.open(filename
);
85 check(ifstrm
, data
, nchunks
);