ceph/src/boost/libs/qvm/test/minus_vv_test.cpp

   1 //Copyright (c) 2008-2016 Emil Dotchevski and Reverge Studios, Inc.
   2
   3 //Distributed under the Boost Software License, Version 1.0. (See accompanying
   4 //file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   5
   6 #include <boost/qvm/vec_operations.hpp>
   7 #include <boost/qvm/vec.hpp>
   8 #include "test_qvm_vector.hpp"
   9 #include "gold.hpp"
  10
  11 namespace
  12     {
  13     template <class T,class U> struct same_type_tester;
  14     template <class T> struct same_type_tester<T,T> { };
  15     template <class T,class U> void test_same_type( T, U ) { same_type_tester<T,U>(); }
  16
  17     template <int Dim>
  18     void
  19     test()
  20         {
  21         using namespace boost::qvm::sfinae;
  22         test_qvm::vector<V1,Dim> const x(42,2);
  23             {
  24             test_qvm::vector<V1,Dim> const y(42,1);
  25             test_same_type(x,x-y);
  26             test_qvm::vector<V1,Dim> r=x-y;
  27             test_qvm::subtract_v(r.b,x.b,y.b);
  28             BOOST_QVM_TEST_EQ(r.a,r.b);
  29             }
  30             {
  31             test_qvm::vector<V1,Dim> const y(42,1);
  32             test_qvm::vector<V2,Dim> r=vref(x)-y;
  33             test_qvm::subtract_v(r.b,x.b,y.b);
  34             BOOST_QVM_TEST_EQ(r.a,r.b);
  35             }
  36             {
  37             test_qvm::vector<V1,Dim> const y(42,1);
  38             test_qvm::vector<V2,Dim> r=x-vref(y);
  39             test_qvm::subtract_v(r.b,x.b,y.b);
  40             BOOST_QVM_TEST_EQ(r.a,r.b);
  41             }
  42         }
  43     }
  44
  45 int
  46 main()
  47     {
  48     test<2>();
  49     test<3>();
  50     test<4>();
  51     test<5>();
  52     return boost::report_errors();
  53     }