1 //===----------------------------------------------------------------------===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 // Adaptation to Boost of the libcxx
10 // Copyright 2010 Vicente J. Botet Escriba
11 // Distributed under the Boost Software License, Version 1.0.
12 // See http://www.boost.org/LICENSE_1_0.txt
13
14 // test mpl::minus
15
16 #define BOOST_RATIO_EXTENSIONS
17
18 #include <boost/ratio/mpl/minus.hpp>
19 #if !defined(BOOST_NO_CXX11_STATIC_ASSERT)
20 #define NOTHING ""
21 #endif
22
test()23 void test()
24 {
25
26 {
27 typedef boost::ratio<1, 1> R1;
28 typedef boost::ratio<1, 1> R2;
29 typedef boost::mpl::minus<R1, R2> R;
30 BOOST_RATIO_STATIC_ASSERT(R::num == 0 && R::den == 1, NOTHING, ());
31 }
32 {
33 typedef boost::ratio<1, 2> R1;
34 typedef boost::ratio<1, 1> R2;
35 typedef boost::mpl::minus<R1, R2> R;
36 BOOST_RATIO_STATIC_ASSERT(R::num == -1 && R::den == 2, NOTHING, ());
37 }
38 {
39 typedef boost::ratio<-1, 2> R1;
40 typedef boost::ratio<1, 1> R2;
41 typedef boost::mpl::minus<R1, R2> R;
42 BOOST_RATIO_STATIC_ASSERT(R::num == -3 && R::den == 2, NOTHING, ());
43 }
44 {
45 typedef boost::ratio<1, -2> R1;
46 typedef boost::ratio<1, 1> R2;
47 typedef boost::mpl::minus<R1, R2> R;
48 BOOST_RATIO_STATIC_ASSERT(R::num == -3 && R::den == 2, NOTHING, ());
49 }
50 {
51 typedef boost::ratio<1, 2> R1;
52 typedef boost::ratio<-1, 1> R2;
53 typedef boost::mpl::minus<R1, R2> R;
54 BOOST_RATIO_STATIC_ASSERT(R::num == 3 && R::den == 2, NOTHING, ());
55 }
56 {
57 typedef boost::ratio<1, 2> R1;
58 typedef boost::ratio<1, -1> R2;
59 typedef boost::mpl::minus<R1, R2> R;
60 BOOST_RATIO_STATIC_ASSERT(R::num == 3 && R::den == 2, NOTHING, ());
61 }
62 {
63 typedef boost::ratio<56987354, 467584654> R1;
64 typedef boost::ratio<544668, 22145> R2;
65 typedef boost::mpl::minus<R1, R2> R;
66 BOOST_RATIO_STATIC_ASSERT(R::num == -126708206685271LL && R::den == 5177331081415LL, NOTHING, ());
67 }
68 }
69