]>
git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/21_strings/basic_string/inserters_extractors/wchar_t/11.cc
4a1a99ccef74b79b4c8150e02d084b5771750a37
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 // 21.3.7.9 inserters and extractors
20 // { dg-options "-DMAX_SIZE=466" { target simulator } }
21 // { dg-require-fileio "" }
31 #include <testsuite_hooks.h>
35 wstring
prepare(wstring::size_type len
, unsigned nchunks
)
38 for (unsigned i
= 0; i
< nchunks
; ++i
)
40 for (wstring::size_type j
= 0; j
< len
; ++j
)
41 ret
.push_back(L
'a' + rand() % 26);
48 void check(wistream
& stream
, const wstring
& str
, unsigned nchunks
)
51 wstring::size_type index
= 0, index_new
= 0;
54 while (stream
>> chunk
)
56 index_new
= str
.find(L
' ', index
);
57 VERIFY( !str
.compare(index
, index_new
- index
, chunk
) );
58 index
= index_new
+ 1;
61 VERIFY( stream
.eof() );
62 VERIFY( n
== nchunks
);
65 // istream& operator>>(istream&, string&)
68 const char filename
[] = "inserters_extractors-3.txt";
70 const unsigned nchunks
= 10;
71 const wstring data
= prepare(MAX_SIZE
, nchunks
);
74 ofstrm
.open(filename
);
75 ofstrm
.write(data
.data(), data
.size());
79 ifstrm
.open(filename
);
80 check(ifstrm
, data
, nchunks
);