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

   1 // { dg-do run { target c++11 } }
   2
   3 // Copyright (C) 2008-2019 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 3, or (at your option)
   9 // any later version.
  10
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License
  17 // along with this library; see the file COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20 #include <ratio>
  21 #include <testsuite_hooks.h>
  22
  23 void
  24 test01()
  25 {
  26   VERIFY(( std::ratio_equal<std::ratio<2,6>, std::ratio<1,3>>::value == 1 ));
  27   VERIFY(( std::ratio_equal<std::ratio<2,6>, std::ratio<1,4>>::value == 0 ));
  28
  29   VERIFY( (std::ratio_not_equal<std::ratio<2,6>,
  30            std::ratio<1,3>>::value == 0) );
  31   VERIFY( (std::ratio_not_equal<std::ratio<2,6>,
  32            std::ratio<1,4>>::value == 1) );
  33 }
  34
  35 void
  36 test02()
  37 {
  38   VERIFY( (std::ratio_less<std::ratio<1,4>, std::ratio<1,3>>::value == 1) );
  39   VERIFY( (std::ratio_less<std::ratio<-1,3>, std::ratio<1,3>>::value == 1) );
  40
  41   VERIFY( (std::ratio_less<std::ratio<1,3>, std::ratio<1,4>>::value == 0) );
  42   VERIFY( (std::ratio_less<std::ratio<1,3>, std::ratio<-1,3>>::value == 0) );
  43
  44   VERIFY( (std::ratio_less<std::ratio<-1,3>, std::ratio<-1,4>>::value == 1) );
  45   VERIFY( (std::ratio_less<std::ratio<0,4>, std::ratio<0,3>>::value == 0) );
  46   VERIFY( (std::ratio_less<std::ratio<1,3>, std::ratio<0,3>>::value == 0) );
  47   VERIFY( (std::ratio_less<std::ratio<0,3>, std::ratio<-1,4>>::value == 0) );
  48
  49   VERIFY( (std::ratio_less_equal<std::ratio<-1,3>,
  50            std::ratio<-1,3>>::value == 1) );
  51   VERIFY( ( std::ratio_less_equal<std::ratio<1,4>,
  52            std::ratio<1,3>>::value == 1) );
  53
  54   VERIFY( (std::ratio_less_equal<std::ratio<1,4>,
  55            std::ratio<-1,3>>::value == 0) );
  56   VERIFY( (std::ratio_less_equal<std::ratio<1,3>,
  57            std::ratio<-1,3>>::value == 0) );
  58
  59   VERIFY( (std::ratio_greater<std::ratio<1,3>, std::ratio<1,4>>::value == 1) );
  60   VERIFY( (std::ratio_greater<std::ratio<1,3>, std::ratio<-1,3>>::value == 1) );
  61
  62   VERIFY( (std::ratio_greater<std::ratio<1,4>, std::ratio<1,3>>::value == 0) );
  63   VERIFY( (std::ratio_greater<std::ratio<-1,3>, std::ratio<1,3>>::value == 0) );
  64
  65   VERIFY( (std::ratio_greater_equal<std::ratio<1,3>,
  66            std::ratio<1,3>>::value == 1) );
  67   VERIFY( (std::ratio_greater_equal<std::ratio<1,3>,
  68            std::ratio<-1,3>>::value == 1) );
  69
  70   VERIFY( (std::ratio_greater_equal<std::ratio<-1,3>,
  71            std::ratio<1,3>>::value == 0) );
  72   VERIFY( (std::ratio_greater_equal<std::ratio<1,4>,
  73            std::ratio<1,3>>::value == 0) );
  74 }
  75
  76 int main()
  77 {
  78   test01();
  79   test02();
  80   return 0;
  81 }