1 // Boost.Units - A C++ library for zero-overhead dimensional analysis and
2 // unit/quantity manipulation and conversion
3 //
4 // Copyright (C) 2003-2008 Matthias Christian Schabel
5 // Copyright (C) 2008 Steven Watanabe
6 //
7 // Distributed under the Boost Software License, Version 1.0. (See
8 // accompanying file LICENSE_1_0.txt or copy at
9 // http://www.boost.org/LICENSE_1_0.txt)
10 
11 /**
12 \file
13 
14 \brief test_negative_denominator.cpp
15 
16 \details
17 Test negative denominator for static_rational class.
18 
19 Output:
20 @verbatim
21 @endverbatim
22 **/
23 
24 #include <boost/units/static_rational.hpp>
25 
26 #include <boost/mpl/assert.hpp>
27 #include <boost/type_traits/is_same.hpp>
28 
29 BOOST_MPL_ASSERT((boost::is_same<boost::units::static_rational<-2,1>::type, boost::units::static_rational<2, -1>::type>));
30 
main()31 int main() {
32 }
33