| // 1999-08-11 bkoz |
| |
| // Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004 Free Software Foundation |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the |
| // terms of the GNU General Public License as published by the |
| // Free Software Foundation; either version 2, or (at your option) |
| // any later version. |
| |
| // This library is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| |
| // You should have received a copy of the GNU General Public License along |
| // with this library; see the file COPYING. If not, write to the Free |
| // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, |
| // USA. |
| |
| // 27.6.1.3 unformatted input functions |
| |
| #include <cstring> // for strncmp,... |
| #include <istream> |
| #include <sstream> |
| #include <testsuite_hooks.h> |
| |
| void |
| test01() |
| { |
| bool test __attribute__((unused)) = true; |
| const std::string str_02("soul eyes: john coltrane quartet"); |
| |
| std::stringbuf isbuf_03(str_02, std::ios_base::in); |
| std::stringbuf isbuf_04(str_02, std::ios_base::in); |
| |
| std::istream is_00(NULL); |
| std::istream is_03(&isbuf_03); |
| std::istream is_04(&isbuf_04); |
| std::ios_base::iostate state1, state2, statefail, stateeof; |
| statefail = std::ios_base::failbit; |
| stateeof = std::ios_base::eofbit; |
| |
| // istream& read(char_type* s, streamsize n) |
| char carray[60] = ""; |
| state1 = is_04.rdstate(); |
| is_04.read(carray, 0); |
| state2 = is_04.rdstate(); |
| VERIFY( state1 == state2 ); |
| |
| state1 = is_04.rdstate(); |
| is_04.read(carray, 9); |
| state2 = is_04.rdstate(); |
| VERIFY( state1 == state2 ); |
| VERIFY( !std::strncmp(carray, "soul eyes", 9) ); |
| VERIFY( is_04.peek() == ':' ); |
| |
| state1 = is_03.rdstate(); |
| is_03.read(carray, 60); |
| state2 = is_03.rdstate(); |
| VERIFY( state1 != state2 ); |
| VERIFY( static_cast<bool>(state2 & stateeof) ); |
| VERIFY( static_cast<bool>(state2 & statefail) ); |
| VERIFY( !std::strncmp(carray, "soul eyes: john coltrane quartet", 35) ); |
| } |
| |
| int |
| main() |
| { |
| test01(); |
| return 0; |
| } |