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_header.hpp |
15 | |
16 | \details |
17 | Unit system for test purposes. |
18 | |
19 | Output: |
20 | @verbatim |
21 | @endverbatim |
22 | **/ |
23 | |
24 | #ifndef BOOST_UNITS_TEST_HEADER_HPP |
25 | #define |
26 | |
27 | #include <boost/core/lightweight_test.hpp> |
28 | |
29 | #include <boost/units/base_dimension.hpp> |
30 | #include <boost/units/derived_dimension.hpp> |
31 | #include <boost/units/static_constant.hpp> |
32 | #include <boost/units/quantity.hpp> |
33 | #include <boost/units/io.hpp> |
34 | #include <boost/units/base_unit.hpp> |
35 | #include <boost/units/make_system.hpp> |
36 | |
37 | #include <boost/units/physical_dimensions/length.hpp> |
38 | #include <boost/units/physical_dimensions/mass.hpp> |
39 | #include <boost/units/physical_dimensions/time.hpp> |
40 | |
41 | #define BOOST_UNITS_CHECK_CLOSE(a, b) BOOST_TEST(std::abs((a) - (b)) < .0000001) |
42 | |
43 | namespace boost { |
44 | |
45 | namespace units { |
46 | |
47 | //struct length_base_dimension : boost::units::base_dimension<length_base_dimension,1> { }; ///> base dimension of length |
48 | //struct mass_base_dimension : boost::units::base_dimension<mass_base_dimension,2> { }; ///> base dimension of mass |
49 | //struct time_base_dimension : boost::units::base_dimension<time_base_dimension,3> { }; ///> base dimension of time |
50 | |
51 | typedef length_base_dimension::dimension_type length_dimension; |
52 | typedef mass_base_dimension::dimension_type mass_dimension; |
53 | typedef time_base_dimension::dimension_type time_dimension; |
54 | |
55 | typedef derived_dimension<length_base_dimension,2>::type area_dimension; |
56 | typedef derived_dimension<mass_base_dimension,1, |
57 | length_base_dimension,2, |
58 | time_base_dimension,-2>::type energy_dimension; |
59 | typedef derived_dimension<mass_base_dimension,-1, |
60 | length_base_dimension,-2, |
61 | time_base_dimension,2>::type inverse_energy_dim; |
62 | typedef derived_dimension<length_base_dimension,1, |
63 | time_base_dimension,-1>::type velocity_dimension; |
64 | typedef derived_dimension<length_base_dimension,3>::type volume_dimension; |
65 | |
66 | /// placeholder class defining test unit system |
67 | struct length_unit : base_unit<length_unit, length_dimension, 4> {}; |
68 | struct mass_unit : base_unit<mass_unit, mass_dimension, 5> {}; |
69 | struct time_unit : base_unit<time_unit, time_dimension, 6> {}; |
70 | |
71 | typedef make_system<length_unit, mass_unit, time_unit>::type system; |
72 | |
73 | /// unit typedefs |
74 | typedef unit<dimensionless_type,system> dimensionless; |
75 | |
76 | typedef unit<length_dimension,system> length; |
77 | typedef unit<mass_dimension,system> mass; |
78 | typedef unit<time_dimension,system> time; |
79 | |
80 | typedef unit<area_dimension,system> area; |
81 | typedef unit<energy_dimension,system> energy; |
82 | typedef unit<inverse_energy_dim,system> inverse_energy; |
83 | typedef unit<velocity_dimension,system> velocity; |
84 | typedef unit<volume_dimension,system> volume; |
85 | |
86 | /// unit constants |
87 | BOOST_UNITS_STATIC_CONSTANT(meter,length); |
88 | BOOST_UNITS_STATIC_CONSTANT(meters,length); |
89 | BOOST_UNITS_STATIC_CONSTANT(kilogram,mass); |
90 | BOOST_UNITS_STATIC_CONSTANT(kilograms,mass); |
91 | BOOST_UNITS_STATIC_CONSTANT(second,time); |
92 | BOOST_UNITS_STATIC_CONSTANT(seconds,time); |
93 | |
94 | BOOST_UNITS_STATIC_CONSTANT(square_meter,area); |
95 | BOOST_UNITS_STATIC_CONSTANT(square_meters,area); |
96 | BOOST_UNITS_STATIC_CONSTANT(joule,energy); |
97 | BOOST_UNITS_STATIC_CONSTANT(joules,energy); |
98 | BOOST_UNITS_STATIC_CONSTANT(meter_per_second,velocity); |
99 | BOOST_UNITS_STATIC_CONSTANT(meters_per_second,velocity); |
100 | BOOST_UNITS_STATIC_CONSTANT(cubic_meter,volume); |
101 | BOOST_UNITS_STATIC_CONSTANT(cubic_meters,volume); |
102 | |
103 | template<> struct base_unit_info<length_unit> |
104 | { |
105 | static std::string name() { return "meter" ; } |
106 | static std::string symbol() { return "m" ; } |
107 | }; |
108 | //] |
109 | |
110 | template<> struct base_unit_info<mass_unit> |
111 | { |
112 | static std::string name() { return "kilogram" ; } |
113 | static std::string symbol() { return "kg" ; } |
114 | }; |
115 | |
116 | template<> struct base_unit_info<time_unit> |
117 | { |
118 | static std::string name() { return "second" ; } |
119 | static std::string symbol() { return "s" ; } |
120 | }; |
121 | |
122 | } // namespace units |
123 | |
124 | } // namespace boost |
125 | |
126 | #endif // BOOST_UNITS_TEST_HEADER_HPP |
127 | |