1// 2001-05-24 Benjamin Kosnik <bkoz@redhat.com> 2 3// Copyright (C) 2001-2015 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// 27.7.6 member functions (stringstream_members) 21 22#include <sstream> 23#include <testsuite_hooks.h> 24 25void 26test03() 27{ 28 bool test __attribute__((unused)) = true; 29 30 // 31 // 1: Automatic formatting of a compound string 32 // 33 int i = 1024; 34 int *pi = &i; 35 double d = 3.14159; 36 double *pd = &d; 37 std::string blank; 38 std::ostringstream ostrst01; 39 std::ostringstream ostrst02(blank); 40 41 // No buffer, so should be created. 42 ostrst01 << "i: " << i << " i's address: " << pi << '\n' 43 << "d: " << d << " d's address: " << pd << std::endl; 44 // Buffer, so existing buffer should be overwritten. 45 ostrst02 << "i: " << i << " i's address: " << pi << '\n' 46 << "d: " << d << " d's address: " << pd << std::endl; 47 48 std::string msg01 = ostrst01.str(); 49 std::string msg02 = ostrst02.str(); 50 VERIFY( msg01 == msg02 ); 51 VERIFY( msg02 != blank ); 52} 53 54int main() 55{ 56 test03(); 57 return 0; 58} 59