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// 1999-04-12 bkoz
// Copyright (C) 1999-2024 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 <istream>
#include <sstream>
#include <locale>
#include <testsuite_hooks.h>
void test10()
{
std::string str_01("0 00 000 +0 +0 -0");
std::stringbuf isbuf_01(str_01);
std::istream is_01(&isbuf_01);
int n = 365;
is_01 >> n;
VERIFY( n == 0 );
n = 364;
is_01 >> n;
VERIFY( n == 0 );
n = 363;
is_01 >> n;
VERIFY( n == 0 );
n = 362;
is_01 >> n;
VERIFY( n == 0 );
n = 361;
is_01 >> n;
VERIFY( n == 0 );
n = 360;
is_01 >> n;
VERIFY( n == 0 );
VERIFY( is_01.rdstate() == std::ios_base::eofbit );
std::string str_02("0x32 0X33 033 33");
std::stringbuf isbuf_02(str_02);
std::istream is_02(&isbuf_02);
is_02.unsetf(std::ios_base::basefield);
is_02 >> n;
VERIFY( n == 50 );
is_02 >> n;
VERIFY( n == 51 );
is_02 >> n;
VERIFY( n == 27 );
is_02 >> n;
VERIFY( n == 33 );
VERIFY( is_02.rdstate() == std::ios_base::eofbit );
std::stringbuf isbuf_03(str_02);
std::istream is_03(&isbuf_03);
char c;
int m;
is_03 >> std::dec >> n >> c >> m;
VERIFY( n == 0 );
VERIFY( c == 'x' );
VERIFY( m == 32 );
is_03 >> std::oct >> m >> c >> n;
VERIFY( m == 0 );
VERIFY( c == 'X' );
VERIFY( n == 27 );
is_03 >> std::dec >> m >> n;
VERIFY( m == 33 );
VERIFY( n == 33 );
VERIFY( is_03.rdstate() == std::ios_base::eofbit );
std::string str_04("3. 4.5E+2a5E-3 .6E1");
std::stringbuf isbuf_04(str_04);
std::istream is_04(&isbuf_04);
double f;
is_04 >> f;
VERIFY( f == 3.0 );
is_04 >> f;
VERIFY( f == 450.0 );
is_04.ignore();
is_04 >> f;
VERIFY( f == (double) 0.005 ); // N.B. cast removes excess precision
is_04 >> f;
VERIFY( f == 6 );
VERIFY( is_03.rdstate() == std::ios_base::eofbit );
std::string str_05("0E20 5Ea E16");
std::stringbuf isbuf_05(str_05);
std::istream is_05(&isbuf_05);
is_05 >> f;
VERIFY( f == 0 );
f = 1;
is_05 >> f;
VERIFY( f == 0 );
VERIFY( is_05.rdstate() == std::ios_base::failbit );
is_05.clear();
is_05 >> c;
VERIFY( c == 'a' );
f = 1;
is_05 >> f;
VERIFY( f == 0 );
VERIFY( is_05.rdstate() == std::ios_base::failbit );
is_05.clear();
is_05.ignore();
is_05 >> n;
VERIFY( n == 16 );
}
int main()
{
test10();
return 0;
}
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