libstdc++-v3/testsuite/20_util/ratio/comparisons/comp1.cc

   1 // { dg-do run { target c++11 } }
   2 // { dg-require-cstdint "" }
   3
   4 // Copyright (C) 2008-2018 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 3, 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
  18 // along with this library; see the file COPYING3.  If not see
  19 // <http://www.gnu.org/licenses/>.
  20
  21 #include <ratio>
  22 #include <testsuite_hooks.h>
  23
  24 void
  25 test01()
  26 {
  27   VERIFY(( std::ratio_equal<std::ratio<2,6>, std::ratio<1,3>>::value == 1 ));
  28   VERIFY(( std::ratio_equal<std::ratio<2,6>, std::ratio<1,4>>::value == 0 ));
  29
  30   VERIFY( (std::ratio_not_equal<std::ratio<2,6>,
  31            std::ratio<1,3>>::value == 0) );
  32   VERIFY( (std::ratio_not_equal<std::ratio<2,6>,
  33            std::ratio<1,4>>::value == 1) );
  34 }
  35
  36 void
  37 test02()
  38 {
  39   VERIFY( (std::ratio_less<std::ratio<1,4>, std::ratio<1,3>>::value == 1) );
  40   VERIFY( (std::ratio_less<std::ratio<-1,3>, std::ratio<1,3>>::value == 1) );
  41
  42   VERIFY( (std::ratio_less<std::ratio<1,3>, std::ratio<1,4>>::value == 0) );
  43   VERIFY( (std::ratio_less<std::ratio<1,3>, std::ratio<-1,3>>::value == 0) );
  44
  45   VERIFY( (std::ratio_less<std::ratio<-1,3>, std::ratio<-1,4>>::value == 1) );
  46   VERIFY( (std::ratio_less<std::ratio<0,4>, std::ratio<0,3>>::value == 0) );
  47   VERIFY( (std::ratio_less<std::ratio<1,3>, std::ratio<0,3>>::value == 0) );
  48   VERIFY( (std::ratio_less<std::ratio<0,3>, std::ratio<-1,4>>::value == 0) );
  49
  50   VERIFY( (std::ratio_less_equal<std::ratio<-1,3>,
  51            std::ratio<-1,3>>::value == 1) );
  52   VERIFY( ( std::ratio_less_equal<std::ratio<1,4>,
  53            std::ratio<1,3>>::value == 1) );
  54
  55   VERIFY( (std::ratio_less_equal<std::ratio<1,4>,
  56            std::ratio<-1,3>>::value == 0) );
  57   VERIFY( (std::ratio_less_equal<std::ratio<1,3>,
  58            std::ratio<-1,3>>::value == 0) );
  59
  60   VERIFY( (std::ratio_greater<std::ratio<1,3>, std::ratio<1,4>>::value == 1) );
  61   VERIFY( (std::ratio_greater<std::ratio<1,3>, std::ratio<-1,3>>::value == 1) );
  62
  63   VERIFY( (std::ratio_greater<std::ratio<1,4>, std::ratio<1,3>>::value == 0) );
  64   VERIFY( (std::ratio_greater<std::ratio<-1,3>, std::ratio<1,3>>::value == 0) );
  65
  66   VERIFY( (std::ratio_greater_equal<std::ratio<1,3>,
  67            std::ratio<1,3>>::value == 1) );
  68   VERIFY( (std::ratio_greater_equal<std::ratio<1,3>,
  69            std::ratio<-1,3>>::value == 1) );
  70
  71   VERIFY( (std::ratio_greater_equal<std::ratio<-1,3>,
  72            std::ratio<1,3>>::value == 0) );
  73   VERIFY( (std::ratio_greater_equal<std::ratio<1,4>,
  74            std::ratio<1,3>>::value == 0) );
  75 }
  76
  77 int main()
  78 {
  79   test01();
  80   test02();
  81   return 0;
  82 }