1// 981208 bkoz test functionality of basic_stringbuf for char_type == wchar_t 2 3// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004 4// Free Software Foundation, Inc. 5// 6// This file is part of the GNU ISO C++ Library. This library is free 7// software; you can redistribute it and/or modify it under the 8// terms of the GNU General Public License as published by the 9// Free Software Foundation; either version 2, or (at your option) 10// any later version. 11 12// This library is distributed in the hope that it will be useful, 13// but WITHOUT ANY WARRANTY; without even the implied warranty of 14// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15// GNU General Public License for more details. 16 17// You should have received a copy of the GNU General Public License along 18// with this library; see the file COPYING. If not, write to the Free 19// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 20// USA. 21 22#include <sstream> 23#include <testsuite_hooks.h> 24 25std::wstring str_01(L"mykonos. . . or what?"); 26std::wstringbuf strb_01(str_01); 27 28// test overloaded virtual functions 29void test04() 30{ 31 bool test __attribute__((unused)) = true; 32 std::wstring str_tmp; 33 typedef std::wstringbuf::int_type int_type; 34 typedef std::wstringbuf::pos_type pos_type; 35 typedef std::wstringbuf::off_type off_type; 36 37 int_type c1 = strb_01.sbumpc(); 38 int_type c2; 39 int_type c3 = strb_01.sbumpc(); 40 41 pos_type pt_1(off_type(-1)); 42 pos_type pt_2(off_type(0)); 43 off_type off_1 = 0; 44 off_type off_2 = 0; 45 46 // BUFFER MANAGEMENT & POSITIONING 47 48 // seekpos 49 // pubseekpos(pos_type sp, ios_base::openmode) 50 // alters the stream position to sp 51 strb_01.str(str_01); //in|out ("mykonos. . . or what?"); 52 53 //IN|OUT 54 //beg 55 pt_1 = strb_01.pubseekoff(2, std::ios_base::beg); 56 off_1 = off_type(pt_1); 57 VERIFY( off_1 >= 0 ); 58 pt_1 = strb_01.pubseekoff(0, std::ios_base::cur, std::ios_base::out); 59 off_1 = off_type(pt_1); 60 c1 = strb_01.snextc(); //current in pointer +1 61 VERIFY( c1 == L'o' ); 62 c2 = strb_01.sputc(L'x'); //test current out pointer 63 str_tmp = std::wstring(L"myxonos. . . or what?"); 64 VERIFY( strb_01.str() == str_tmp ); 65 strb_01.pubsync(); //resets pointers 66 pt_2 = strb_01.pubseekpos(pt_1, std::ios_base::in|std::ios_base::out); 67 off_2 = off_type(pt_2); 68 VERIFY( off_1 == off_2 ); 69 c3 = strb_01.snextc(); //current in pointer +1 70 VERIFY( c1 == c3 ); 71 c2 = strb_01.sputc(L'x'); //test current out pointer 72 str_tmp = std::wstring(L"myxonos. . . or what?"); 73 VERIFY( strb_01.str() == str_tmp ); 74} 75 76int main() 77{ 78 test04(); 79 return 0; 80} 81 82 83 84// more candy!!! 85