1// 981208 bkoz test functionality of basic_stringbuf for char_type == wchar_t 2 3// Copyright (C) 1997-2015 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#include <sstream> 21#include <testsuite_hooks.h> 22 23// http://gcc.gnu.org/ml/libstdc++/2003-02/msg00269.html 24// Growing and then seeking to ios_base::beg triggered a bug in str(), 25// which didn't notice the grow. 26void test07() 27{ 28 bool test __attribute__((unused)) = true; 29 30 std::wstringbuf strb_01; 31 strb_01.sputc(L's'); 32 strb_01.pubseekoff(0, std::ios_base::beg); 33 std::wstring tmp = strb_01.str(); 34 VERIFY( tmp == L"s" ); 35 36 std::wstring str(L"strivi,"); 37 std::wstringbuf strb_02(str); 38 strb_02.pubseekoff(0, std::ios_base::end); 39 strb_02.sputn(L" no better!", 11); 40 strb_02.pubseekoff(0, std::ios_base::beg); 41 tmp = strb_02.str(); 42 VERIFY( tmp == L"strivi, no better!" ); 43} 44 45int main() 46{ 47 test07(); 48 return 0; 49} 50 51 52 53// more candy!!! 54