52 lines
1.5 KiB
C++
52 lines
1.5 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// Adaptation to Boost of the libcxx
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// Copyright 2010 Vicente J. Botet Escriba
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// Distributed under the Boost Software License, Version 1.0.
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// See http://www.boost.org/LICENSE_1_0.txt
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// test ratio_abs
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#define BOOST_RATIO_EXTENSIONS
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#include <boost/ratio/ratio.hpp>
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#if !defined(BOOST_NO_CXX11_STATIC_ASSERT)
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#define NOTHING ""
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#endif
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void test()
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{
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{
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typedef boost::ratio<0> R1;
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typedef boost::ratio_abs<R1> R;
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BOOST_RATIO_STATIC_ASSERT(R::num == 0 && R::den == 1, NOTHING, ());
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}
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{
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typedef boost::ratio<1, 1> R1;
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typedef boost::ratio_abs<R1> R;
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BOOST_RATIO_STATIC_ASSERT(R::num == 1 && R::den == 1, NOTHING, ());
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}
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{
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typedef boost::ratio<1, 2> R1;
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typedef boost::ratio_abs<R1> R;
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BOOST_RATIO_STATIC_ASSERT(R::num == 1 && R::den == 2, NOTHING, ());
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}
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{
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typedef boost::ratio<-1, 2> R1;
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typedef boost::ratio_abs<R1> R;
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BOOST_RATIO_STATIC_ASSERT(R::num == 1 && R::den == 2, NOTHING, ());
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}
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{
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typedef boost::ratio<1, -2> R1;
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typedef boost::ratio_abs<R1> R;
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BOOST_RATIO_STATIC_ASSERT(R::num == 1 && R::den == 2, NOTHING, ());
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}
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}
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