1 // 1999-07-22 bkoz
2 
3 // Copyright (C) 1994-2019 Free Software Foundation, Inc.
4 //
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)
9 // any later version.
10 
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.
15 
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/>.
19 
20 // 27.6.2.7 standard basic_ostream manipulators
21 
22 #include <ostream>
23 #include <sstream>
24 #include <testsuite_hooks.h>
25 
test01(void)26 void test01(void)
27 {
28   const std::string str01(" santa barbara ");
29   std::string str04;
30   std::string str05;
31 
32   std::ostringstream oss01(str01);
33   std::ostringstream oss02;
34 
35   // template<_CharT, _Traits>
36   //  basic_ostream<_CharT, _Traits>& flush(basic_ostream<_Char, _Traits>& os)
37   oss01.flush();
38   str04 = oss01.str();
39   VERIFY( str04.size() == str01.size() );
40 
41   oss02.flush();
42   str05 = oss02.str();
43   VERIFY( str05.size() == 0 );
44 }
45 
main()46 int main()
47 {
48   test01();
49   return 0;
50 }
51