| // 2001-11-21 Benjamin Kosnik <bkoz@redhat.com> |
| |
| // Copyright (C) 2001, 2002, 2003, 2004, 2009 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 3, 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 COPYING3. If not see |
| // <http://www.gnu.org/licenses/>. |
| |
| // 22.2.2.1.1 num_get members |
| |
| // { dg-do run { xfail lax_strtofp } } |
| |
| #include <locale> |
| #include <sstream> |
| #include <testsuite_hooks.h> |
| |
| void test02() |
| { |
| using namespace std; |
| typedef istreambuf_iterator<char> iterator_type; |
| |
| bool test __attribute__((unused)) = true; |
| |
| // basic construction |
| locale loc_c = locale::classic(); |
| |
| // sanity check the data is correct. |
| const string empty; |
| |
| bool b1 = true; |
| bool b0 = false; |
| unsigned long ul1 = 1294967294; |
| unsigned long ul2 = 0; |
| unsigned long ul; |
| double d1 = 1.02345e+308; |
| double d2 = 3.15e-308; |
| double d; |
| |
| // cache the num_get facet |
| istringstream iss; |
| iss.imbue(loc_c); |
| const num_get<char>& ng = use_facet<num_get<char> >(iss.getloc()); |
| const ios_base::iostate goodbit = ios_base::goodbit; |
| const ios_base::iostate eofbit = ios_base::eofbit; |
| ios_base::iostate err = ios_base::goodbit; |
| |
| // C |
| // bool, more twisted examples |
| iss.str("true "); |
| iss.clear(); |
| iss.setf(ios_base::boolalpha); |
| err = goodbit; |
| ng.get(iss.rdbuf(), 0, iss, err, b0); |
| VERIFY( b0 == true ); |
| VERIFY( err == goodbit ); |
| |
| iss.str("false "); |
| iss.clear(); |
| iss.setf(ios_base::boolalpha); |
| err = goodbit; |
| ng.get(iss.rdbuf(), 0, iss, err, b1); |
| VERIFY( b1 == false ); |
| VERIFY( err == goodbit ); |
| |
| // unsigned long, in a locale that does not group |
| iss.imbue(loc_c); |
| iss.str("1294967294"); |
| iss.clear(); |
| err = goodbit; |
| ng.get(iss.rdbuf(), 0, iss, err, ul); |
| VERIFY( ul == ul1); |
| VERIFY( err == eofbit ); |
| |
| iss.str("0+++++++++++++++++++"); |
| iss.clear(); |
| err = goodbit; |
| ng.get(iss.rdbuf(), 0, iss, err, ul); |
| VERIFY( ul == ul2); |
| VERIFY( err == goodbit ); |
| |
| // double |
| iss.imbue(loc_c); |
| iss.str("1.02345e+308++++++++"); |
| iss.clear(); |
| iss.width(20); |
| iss.setf(ios_base::left, ios_base::adjustfield); |
| err = goodbit; |
| ng.get(iss.rdbuf(), 0, iss, err, d); |
| VERIFY( d == d1 ); |
| VERIFY( err == goodbit ); |
| |
| iss.str("+3.15e-308"); |
| iss.clear(); |
| iss.width(20); |
| iss.setf(ios_base::right, ios_base::adjustfield); |
| err = goodbit; |
| ng.get(iss.rdbuf(), 0, iss, err, d); |
| VERIFY( d == d2 ); |
| VERIFY( err == eofbit ); |
| } |
| |
| int main() |
| { |
| test02(); |
| return 0; |
| } |
| |
| |
| // Kathleen Hannah, humanitarian, woman, art-thief |