1// 981208 bkoz test functionality of basic_stringbuf for char_type == char 2 3// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2005 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::string str_01("mykonos. . . or what?"); 26std::string str_02("paris, or sainte-maxime?"); 27std::string str_03; 28std::stringbuf strb_01(str_01); 29std::stringbuf strb_02(str_02, std::ios_base::in); 30std::stringbuf strb_03(str_03, std::ios_base::out); 31 32// test member functions 33void test03() 34{ 35 bool test __attribute__((unused)) = true; 36 37 //stringbuf::str() 38 VERIFY( strb_01.str() == str_01 ); 39 VERIFY( strb_02.str() == str_02 ); 40 VERIFY( strb_03.str() == str_03 ); 41 42 //stringbuf::str(string&) 43 strb_03.str("none of the above, go to the oberoi in cairo, egypt."); 44 strb_03.str(str_01); 45 std::streamsize d1 = strb_01.in_avail(); 46 std::streamsize d2 = strb_03.in_avail(); 47 VERIFY( d1 ); // non-zero 48 VERIFY( d2 == -1 ); // -1, cuz ios_base::out 49 VERIFY( d1 != d2 ); //these should be the same 50 VERIFY( static_cast<std::streamsize>(str_01.length()) == d1 ); 51 VERIFY( strb_01.str() == strb_03.str() ); //ditto 52 53 // stringbuf::str(string&) and stringbuf::stringbuf(string&), where the 54 // string in question contains embedded NUL characters. Note that in this 55 // embedded-NUL situation, the size must be passed to the string ctor. 56 std::string str_nulls ("eschew \0 obfuscation", 20); // tested in 21_strings 57 std::stringbuf strb_normal (str_01); 58 std::stringbuf strb_nulls (str_nulls); 59 strb_normal.str(str_nulls); // tried using 'strb_01' rather than declaring 60 // another variable, but then test04 broke! 61 VERIFY( strb_nulls.in_avail() == static_cast<std::streamsize>(str_nulls.size()) ); 62 VERIFY( strb_nulls.str().size() == 20 ); 63 VERIFY( strb_normal.in_avail() == static_cast<std::streamsize>(str_nulls.size()) ); 64} 65 66int main() 67{ 68 test03(); 69 return 0; 70} 71 72 73 74// more candy!!! 75