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3 // Copyright (C) 1999-2013 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 // 27.6.2.5.4 basic_ostream character inserters
25 #include <testsuite_hooks.h>
27 // ostringstream and positioning, multiple writes
28 // http://gcc.gnu.org/ml/libstdc++/2000-q1/msg00326.html
31 bool test
__attribute__((unused
)) = true;
32 const char carray01
[] = "mos def & talib kweli are black star";
35 std::ostringstream
ostr1("mos def");
36 VERIFY( ostr1
.str() == "mos def" );
37 ostr1
<< " & talib kweli"; // should overwrite first part of buffer
38 VERIFY( ostr1
.str() == " & talib kweli" );
39 ostr1
<< " are black star"; // should append to string from above
40 VERIFY( ostr1
.str() != carray01
);
41 VERIFY( ostr1
.str() == " & talib kweli are black star" );
44 std::ostringstream
ostr2("blackalicious",
45 std::ios_base::out
| std::ios_base::ate
);
46 VERIFY( ostr2
.str() == "blackalicious" );
47 ostr2
<< " NIA "; // should not overwrite first part of buffer
48 VERIFY( ostr2
.str() == "blackalicious NIA " );
49 ostr2
<< "4: deception (5:19)"; // should append to full string from above
50 VERIFY( ostr2
.str() == "blackalicious NIA 4: deception (5:19)" );