| // 2009-07-15 Paolo Carlini <paolo.carlini@oracle.com> |
| // |
| // Copyright (C) 2009-2013 Free Software Foundation, Inc. |
| // |
| // 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/>. |
| |
| // 27.6.1.2.2 arithmetic extractors |
| |
| #include <sstream> |
| #include <limits> |
| #include <testsuite_hooks.h> |
| |
| // DR 696. |
| void test01() |
| { |
| using namespace std; |
| bool test __attribute__((unused)) = true; |
| |
| short s1 = 0; |
| wostringstream oss1; |
| oss1 << numeric_limits<short>::max(); |
| wistringstream iss1(oss1.str()); |
| iss1 >> s1; |
| VERIFY( s1 == numeric_limits<short>::max() ); |
| VERIFY( !iss1.fail() && iss1.eof() ); |
| |
| short s2 = 0; |
| wostringstream oss2; |
| oss2 << static_cast<long long>(numeric_limits<short>::max()) + 1; |
| wistringstream iss2(oss2.str()); |
| iss2 >> s2; |
| VERIFY( s2 == numeric_limits<short>::max() ); |
| VERIFY( iss2.fail() && iss2.eof() ); |
| |
| short s3 = 0; |
| wostringstream oss3; |
| oss3 << numeric_limits<short>::min(); |
| wistringstream iss3(oss3.str()); |
| iss3 >> s3; |
| VERIFY( s3 == numeric_limits<short>::min() ); |
| VERIFY( !iss3.fail() && iss3.eof() ); |
| |
| short s4 = 0; |
| wostringstream oss4; |
| oss4 << static_cast<long long>(numeric_limits<short>::min()) - 1; |
| wistringstream iss4(oss4.str()); |
| iss4 >> s4; |
| VERIFY( s4 == numeric_limits<short>::min() ); |
| VERIFY( iss4.fail() && iss4.eof() ); |
| |
| int i1 = 0; |
| wostringstream oss5; |
| oss5 << numeric_limits<int>::max(); |
| wistringstream iss5(oss5.str()); |
| iss5 >> i1; |
| VERIFY( i1 == numeric_limits<int>::max() ); |
| VERIFY( !iss5.fail() && iss5.eof() ); |
| |
| int i2 = 0; |
| wostringstream oss6; |
| oss6 << static_cast<long long>(numeric_limits<int>::max()) + 1; |
| wistringstream iss6(oss6.str()); |
| iss6 >> i2; |
| VERIFY( i1 == numeric_limits<int>::max() ); |
| VERIFY( iss6.fail() && iss6.eof() ); |
| |
| int i3 = 0; |
| wostringstream oss7; |
| oss7 << numeric_limits<int>::min(); |
| wistringstream iss7(oss7.str()); |
| iss7 >> i3; |
| VERIFY( i3 == numeric_limits<int>::min() ); |
| VERIFY( !iss7.fail() && iss7.eof() ); |
| |
| int i4 = 0; |
| wostringstream oss8; |
| oss8 << static_cast<long long>(numeric_limits<int>::min()) - 1; |
| wistringstream iss8(oss8.str()); |
| iss8 >> i4; |
| VERIFY( i4 == numeric_limits<int>::min() ); |
| VERIFY( iss8.fail() && iss8.eof() ); |
| } |
| |
| int main() |
| { |
| test01(); |
| return 0; |
| } |