1 | // Copyright (C) 2003, Fernando Luis Cacciola Carballal. |
2 | // |
3 | // Distributed under the Boost Software License, Version 1.0. (See |
4 | // accompanying file LICENSE_1_0.txt or copy at |
5 | // http://www.boost.org/LICENSE_1_0.txt) |
6 | // |
7 | // |
8 | #include<iostream> |
9 | #include<iomanip> |
10 | #include<string> |
11 | #include<typeinfo> |
12 | #include<vector> |
13 | #include<algorithm> |
14 | |
15 | #include <boost/cstdint.hpp> |
16 | #include <boost/utility.hpp> |
17 | #include <boost/preprocessor/cat.hpp> |
18 | |
19 | #include <boost/numeric/conversion/conversion_traits.hpp> |
20 | #include <boost/numeric/conversion/int_float_mixture.hpp> |
21 | #include <boost/numeric/conversion/sign_mixture.hpp> |
22 | #include <boost/numeric/conversion/udt_builtin_mixture.hpp> |
23 | #include <boost/numeric/conversion/is_subranged.hpp> |
24 | |
25 | #ifdef BOOST_BORLANDC |
26 | #pragma hdrstop |
27 | #endif |
28 | |
29 | #include "test_helpers.cpp" |
30 | #include "test_helpers2.cpp" |
31 | |
32 | using namespace std ; |
33 | using namespace boost ; |
34 | using namespace numeric; |
35 | using namespace MyUDT ; |
36 | |
37 | // These helpers are used by generate_expected_traits<T,S>. |
38 | // Unlike the similar helpers in the implementation, they are specialized by extension. |
39 | // |
40 | template<class T, class S> struct my_is_subranged ; |
41 | template<class T, class S> struct my_is_trivial ; |
42 | template<class T, class S> struct my_int_float_mixture ; |
43 | template<class T, class S> struct my_sign_mixture ; |
44 | template<class T, class S> struct my_udt_builtin_mixture ; |
45 | |
46 | // This macro is used to define the properties of each conversion between |
47 | // the builtin arithmetric types |
48 | // |
49 | // It defines the specialization of the helper traits used by 'generate_expected_traits' |
50 | // |
51 | #define DEFINE_CONVERSION(Target,Source,Trivial,Mixture,SignMixture,UdtMixture,SubRanged) \ |
52 | \ |
53 | template<> struct my_is_subranged<Target,Source> \ |
54 | { typedef mpl::bool_< (SubRanged) > type ; } ; \ |
55 | \ |
56 | template<> struct my_is_trivial<Target,Source> \ |
57 | { typedef mpl::bool_< (Trivial) > type ; } ; \ |
58 | \ |
59 | template<> struct my_int_float_mixture<Target,Source> \ |
60 | { typedef mpl::integral_c<boost::numeric::int_float_mixture_enum, (Mixture) > type ; } ; \ |
61 | \ |
62 | template<> struct my_sign_mixture<Target,Source> \ |
63 | { typedef mpl::integral_c<boost::numeric::sign_mixture_enum, (SignMixture) > type ; } ; \ |
64 | \ |
65 | template<> struct my_udt_builtin_mixture<Target,Source> \ |
66 | { typedef mpl::integral_c<boost::numeric::udt_builtin_mixture_enum, (UdtMixture) > type ; } |
67 | |
68 | |
69 | #define cSubRanged true |
70 | #define cTrivial true |
71 | |
72 | // The following test assumes a specific relation between the sizes of the types being used; |
73 | // therefore, use specific fixed-width types instead built-in types directly. |
74 | |
75 | // NOTE --> TARGET,SOURCE |
76 | // |
77 | DEFINE_CONVERSION(boost::uint8_t , boost::uint8_t, cTrivial, integral_to_integral, unsigned_to_unsigned, builtin_to_builtin, !cSubRanged ); |
78 | DEFINE_CONVERSION(boost::int8_t , boost::uint8_t, !cTrivial, integral_to_integral, unsigned_to_signed , builtin_to_builtin, cSubRanged ); |
79 | DEFINE_CONVERSION(boost::uint16_t , boost::uint8_t, !cTrivial, integral_to_integral, unsigned_to_unsigned, builtin_to_builtin, !cSubRanged ); |
80 | DEFINE_CONVERSION(boost::int16_t , boost::uint8_t, !cTrivial, integral_to_integral, unsigned_to_signed , builtin_to_builtin, !cSubRanged ); |
81 | DEFINE_CONVERSION(boost::uint32_t , boost::uint8_t, !cTrivial, integral_to_integral, unsigned_to_unsigned, builtin_to_builtin, !cSubRanged ); |
82 | DEFINE_CONVERSION(boost::int32_t , boost::uint8_t, !cTrivial, integral_to_integral, unsigned_to_signed , builtin_to_builtin, !cSubRanged ); |
83 | DEFINE_CONVERSION(float , boost::uint8_t, !cTrivial, integral_to_float , unsigned_to_signed , builtin_to_builtin, !cSubRanged ); |
84 | DEFINE_CONVERSION(double , boost::uint8_t, !cTrivial, integral_to_float , unsigned_to_signed , builtin_to_builtin, !cSubRanged ); |
85 | DEFINE_CONVERSION(long double , boost::uint8_t, !cTrivial, integral_to_float , unsigned_to_signed , builtin_to_builtin, !cSubRanged ); |
86 | DEFINE_CONVERSION(MyInt , boost::uint8_t, !cTrivial, integral_to_integral, unsigned_to_signed , builtin_to_udt , !cSubRanged ); |
87 | DEFINE_CONVERSION(MyFloat , boost::uint8_t, !cTrivial, integral_to_float , unsigned_to_signed , builtin_to_udt , !cSubRanged ); |
88 | |
89 | DEFINE_CONVERSION(boost::uint8_t , boost::int8_t, !cTrivial, integral_to_integral, signed_to_unsigned, builtin_to_builtin, cSubRanged ); |
90 | DEFINE_CONVERSION(boost::int8_t , boost::int8_t, cTrivial, integral_to_integral, signed_to_signed , builtin_to_builtin, !cSubRanged ); |
91 | DEFINE_CONVERSION(boost::uint16_t , boost::int8_t, !cTrivial, integral_to_integral, signed_to_unsigned, builtin_to_builtin, cSubRanged ); |
92 | DEFINE_CONVERSION(boost::int16_t , boost::int8_t, !cTrivial, integral_to_integral, signed_to_signed , builtin_to_builtin, !cSubRanged ); |
93 | DEFINE_CONVERSION(boost::uint32_t , boost::int8_t, !cTrivial, integral_to_integral, signed_to_unsigned, builtin_to_builtin, cSubRanged ); |
94 | DEFINE_CONVERSION(boost::int32_t , boost::int8_t, !cTrivial, integral_to_integral, signed_to_signed , builtin_to_builtin, !cSubRanged ); |
95 | DEFINE_CONVERSION(float , boost::int8_t, !cTrivial, integral_to_float , signed_to_signed , builtin_to_builtin, !cSubRanged ); |
96 | DEFINE_CONVERSION(double , boost::int8_t, !cTrivial, integral_to_float , signed_to_signed , builtin_to_builtin, !cSubRanged ); |
97 | DEFINE_CONVERSION(long double , boost::int8_t, !cTrivial, integral_to_float , signed_to_signed , builtin_to_builtin, !cSubRanged ); |
98 | DEFINE_CONVERSION(MyInt , boost::int8_t, !cTrivial, integral_to_integral, signed_to_signed , builtin_to_udt , !cSubRanged ); |
99 | DEFINE_CONVERSION(MyFloat , boost::int8_t, !cTrivial, integral_to_float , signed_to_signed , builtin_to_udt , !cSubRanged ); |
100 | |
101 | DEFINE_CONVERSION(boost::uint8_t , boost::uint16_t, !cTrivial, integral_to_integral, unsigned_to_unsigned, builtin_to_builtin, cSubRanged ); |
102 | DEFINE_CONVERSION(boost::int8_t , boost::uint16_t, !cTrivial, integral_to_integral, unsigned_to_signed , builtin_to_builtin, cSubRanged ); |
103 | DEFINE_CONVERSION(boost::uint16_t , boost::uint16_t, cTrivial, integral_to_integral, unsigned_to_unsigned, builtin_to_builtin, !cSubRanged ); |
104 | DEFINE_CONVERSION(boost::int16_t , boost::uint16_t, !cTrivial, integral_to_integral, unsigned_to_signed , builtin_to_builtin, cSubRanged ); |
105 | DEFINE_CONVERSION(boost::uint32_t , boost::uint16_t, !cTrivial, integral_to_integral, unsigned_to_unsigned, builtin_to_builtin, !cSubRanged ); |
106 | DEFINE_CONVERSION(boost::int32_t , boost::uint16_t, !cTrivial, integral_to_integral, unsigned_to_signed , builtin_to_builtin, !cSubRanged ); |
107 | DEFINE_CONVERSION(float , boost::uint16_t, !cTrivial, integral_to_float , unsigned_to_signed , builtin_to_builtin, !cSubRanged ); |
108 | DEFINE_CONVERSION(double , boost::uint16_t, !cTrivial, integral_to_float , unsigned_to_signed , builtin_to_builtin, !cSubRanged ); |
109 | DEFINE_CONVERSION(long double , boost::uint16_t, !cTrivial, integral_to_float , unsigned_to_signed , builtin_to_builtin, !cSubRanged ); |
110 | DEFINE_CONVERSION(MyInt , boost::uint16_t, !cTrivial, integral_to_integral, unsigned_to_signed , builtin_to_udt , !cSubRanged ); |
111 | DEFINE_CONVERSION(MyFloat , boost::uint16_t, !cTrivial, integral_to_float , unsigned_to_signed , builtin_to_udt , !cSubRanged ); |
112 | |
113 | DEFINE_CONVERSION(boost::uint8_t , boost::int16_t, !cTrivial, integral_to_integral, signed_to_unsigned, builtin_to_builtin, cSubRanged ); |
114 | DEFINE_CONVERSION(boost::int8_t , boost::int16_t, !cTrivial, integral_to_integral, signed_to_signed , builtin_to_builtin, cSubRanged ); |
115 | DEFINE_CONVERSION(boost::uint16_t , boost::int16_t, !cTrivial, integral_to_integral, signed_to_unsigned, builtin_to_builtin, cSubRanged ); |
116 | DEFINE_CONVERSION(boost::int16_t , boost::int16_t, cTrivial, integral_to_integral, signed_to_signed , builtin_to_builtin, !cSubRanged ); |
117 | DEFINE_CONVERSION(boost::uint32_t , boost::int16_t, !cTrivial, integral_to_integral, signed_to_unsigned, builtin_to_builtin, cSubRanged ); |
118 | DEFINE_CONVERSION(boost::int32_t , boost::int16_t, !cTrivial, integral_to_integral, signed_to_signed , builtin_to_builtin, !cSubRanged ); |
119 | DEFINE_CONVERSION(float , boost::int16_t, !cTrivial, integral_to_float , signed_to_signed , builtin_to_builtin, !cSubRanged ); |
120 | DEFINE_CONVERSION(double , boost::int16_t, !cTrivial, integral_to_float , signed_to_signed , builtin_to_builtin, !cSubRanged ); |
121 | DEFINE_CONVERSION(long double , boost::int16_t, !cTrivial, integral_to_float , signed_to_signed , builtin_to_builtin, !cSubRanged ); |
122 | DEFINE_CONVERSION(MyInt , boost::int16_t, !cTrivial, integral_to_integral, signed_to_signed , builtin_to_udt , !cSubRanged ); |
123 | DEFINE_CONVERSION(MyFloat , boost::int16_t, !cTrivial, integral_to_float , signed_to_signed , builtin_to_udt , !cSubRanged ); |
124 | |
125 | DEFINE_CONVERSION(boost::uint8_t , boost::uint32_t, !cTrivial, integral_to_integral, unsigned_to_unsigned, builtin_to_builtin, cSubRanged ); |
126 | DEFINE_CONVERSION(boost::int8_t , boost::uint32_t, !cTrivial, integral_to_integral, unsigned_to_signed , builtin_to_builtin, cSubRanged ); |
127 | DEFINE_CONVERSION(boost::uint16_t , boost::uint32_t, !cTrivial, integral_to_integral, unsigned_to_unsigned, builtin_to_builtin, cSubRanged ); |
128 | DEFINE_CONVERSION(boost::int16_t , boost::uint32_t, !cTrivial, integral_to_integral, unsigned_to_signed , builtin_to_builtin, cSubRanged ); |
129 | DEFINE_CONVERSION(boost::uint32_t , boost::uint32_t, cTrivial, integral_to_integral, unsigned_to_unsigned, builtin_to_builtin, !cSubRanged ); |
130 | DEFINE_CONVERSION(boost::int32_t , boost::uint32_t, !cTrivial, integral_to_integral, unsigned_to_signed , builtin_to_builtin, cSubRanged ); |
131 | DEFINE_CONVERSION(float , boost::uint32_t, !cTrivial, integral_to_float , unsigned_to_signed , builtin_to_builtin, !cSubRanged ); |
132 | DEFINE_CONVERSION(double , boost::uint32_t, !cTrivial, integral_to_float , unsigned_to_signed , builtin_to_builtin, !cSubRanged ); |
133 | DEFINE_CONVERSION(long double , boost::uint32_t, !cTrivial, integral_to_float , unsigned_to_signed , builtin_to_builtin, !cSubRanged ); |
134 | DEFINE_CONVERSION(MyInt , boost::uint32_t, !cTrivial, integral_to_integral, unsigned_to_signed , builtin_to_udt , !cSubRanged ); |
135 | DEFINE_CONVERSION(MyFloat , boost::uint32_t, !cTrivial, integral_to_float , unsigned_to_signed , builtin_to_udt , !cSubRanged ); |
136 | |
137 | DEFINE_CONVERSION(boost::uint8_t , boost::int32_t, !cTrivial, integral_to_integral, signed_to_unsigned, builtin_to_builtin, cSubRanged ); |
138 | DEFINE_CONVERSION(boost::int8_t , boost::int32_t, !cTrivial, integral_to_integral, signed_to_signed , builtin_to_builtin, cSubRanged ); |
139 | DEFINE_CONVERSION(boost::uint16_t , boost::int32_t, !cTrivial, integral_to_integral, signed_to_unsigned, builtin_to_builtin, cSubRanged ); |
140 | DEFINE_CONVERSION(boost::int16_t , boost::int32_t, !cTrivial, integral_to_integral, signed_to_signed , builtin_to_builtin, cSubRanged ); |
141 | DEFINE_CONVERSION(boost::uint32_t , boost::int32_t, !cTrivial, integral_to_integral, signed_to_unsigned, builtin_to_builtin, cSubRanged ); |
142 | DEFINE_CONVERSION(boost::int32_t , boost::int32_t, cTrivial, integral_to_integral, signed_to_signed , builtin_to_builtin, !cSubRanged ); |
143 | DEFINE_CONVERSION(float , boost::int32_t, !cTrivial, integral_to_float , signed_to_signed , builtin_to_builtin, !cSubRanged ); |
144 | DEFINE_CONVERSION(double , boost::int32_t, !cTrivial, integral_to_float , signed_to_signed , builtin_to_builtin, !cSubRanged ); |
145 | DEFINE_CONVERSION(long double , boost::int32_t, !cTrivial, integral_to_float , signed_to_signed , builtin_to_builtin, !cSubRanged ); |
146 | DEFINE_CONVERSION(MyInt , boost::int32_t, !cTrivial, integral_to_integral, signed_to_signed , builtin_to_udt , !cSubRanged ); |
147 | DEFINE_CONVERSION(MyFloat , boost::int32_t, !cTrivial, integral_to_float , signed_to_signed , builtin_to_udt , !cSubRanged ); |
148 | |
149 | DEFINE_CONVERSION(boost::uint8_t , float, !cTrivial, float_to_integral, signed_to_unsigned, builtin_to_builtin, cSubRanged ); |
150 | DEFINE_CONVERSION(boost::int8_t , float, !cTrivial, float_to_integral, signed_to_signed , builtin_to_builtin, cSubRanged ); |
151 | DEFINE_CONVERSION(boost::uint16_t , float, !cTrivial, float_to_integral, signed_to_unsigned, builtin_to_builtin, cSubRanged ); |
152 | DEFINE_CONVERSION(boost::int16_t , float, !cTrivial, float_to_integral, signed_to_signed , builtin_to_builtin, cSubRanged ); |
153 | DEFINE_CONVERSION(boost::uint32_t , float, !cTrivial, float_to_integral, signed_to_unsigned, builtin_to_builtin, cSubRanged ); |
154 | DEFINE_CONVERSION(boost::int32_t , float, !cTrivial, float_to_integral, signed_to_signed , builtin_to_builtin, cSubRanged ); |
155 | DEFINE_CONVERSION(float , float, cTrivial, float_to_float , signed_to_signed , builtin_to_builtin, !cSubRanged ); |
156 | DEFINE_CONVERSION(double , float, !cTrivial, float_to_float , signed_to_signed , builtin_to_builtin, ( sizeof(float) > sizeof(double) ) ); |
157 | DEFINE_CONVERSION(long double , float, !cTrivial, float_to_float , signed_to_signed , builtin_to_builtin, ( sizeof(float) > sizeof(long double) ) ); |
158 | DEFINE_CONVERSION(MyInt , float, !cTrivial, float_to_integral, signed_to_signed , builtin_to_udt , !cSubRanged ); |
159 | DEFINE_CONVERSION(MyFloat , float, !cTrivial, float_to_float , signed_to_signed , builtin_to_udt , !cSubRanged ); |
160 | |
161 | DEFINE_CONVERSION(boost::uint8_t , double, !cTrivial, float_to_integral, signed_to_unsigned, builtin_to_builtin, cSubRanged ); |
162 | DEFINE_CONVERSION(boost::int8_t , double, !cTrivial, float_to_integral, signed_to_signed , builtin_to_builtin, cSubRanged ); |
163 | DEFINE_CONVERSION(boost::uint16_t , double, !cTrivial, float_to_integral, signed_to_unsigned, builtin_to_builtin, cSubRanged ); |
164 | DEFINE_CONVERSION(boost::int16_t , double, !cTrivial, float_to_integral, signed_to_signed , builtin_to_builtin, cSubRanged ); |
165 | DEFINE_CONVERSION(boost::uint32_t , double, !cTrivial, float_to_integral, signed_to_unsigned, builtin_to_builtin, cSubRanged ); |
166 | DEFINE_CONVERSION(boost::int32_t , double, !cTrivial, float_to_integral, signed_to_signed , builtin_to_builtin, cSubRanged ); |
167 | DEFINE_CONVERSION(float , double, !cTrivial, float_to_float , signed_to_signed , builtin_to_builtin, ( sizeof(double) > sizeof(float) ) ); |
168 | DEFINE_CONVERSION(double , double, cTrivial, float_to_float , signed_to_signed , builtin_to_builtin, !cSubRanged ); |
169 | DEFINE_CONVERSION(long double , double, !cTrivial, float_to_float , signed_to_signed , builtin_to_builtin, ( sizeof(double) > sizeof(long double) ) ); |
170 | DEFINE_CONVERSION(MyInt , double, !cTrivial, float_to_integral, signed_to_signed , builtin_to_udt , !cSubRanged ); |
171 | DEFINE_CONVERSION(MyFloat , double, !cTrivial, float_to_float , signed_to_signed , builtin_to_udt , !cSubRanged ); |
172 | |
173 | DEFINE_CONVERSION(boost::uint8_t , long double, !cTrivial, float_to_integral, signed_to_unsigned, builtin_to_builtin, cSubRanged ); |
174 | DEFINE_CONVERSION(boost::int8_t , long double, !cTrivial, float_to_integral, signed_to_signed , builtin_to_builtin, cSubRanged ); |
175 | DEFINE_CONVERSION(boost::uint16_t , long double, !cTrivial, float_to_integral, signed_to_unsigned, builtin_to_builtin, cSubRanged ); |
176 | DEFINE_CONVERSION(boost::int16_t , long double, !cTrivial, float_to_integral, signed_to_signed , builtin_to_builtin, cSubRanged ); |
177 | DEFINE_CONVERSION(boost::uint32_t , long double, !cTrivial, float_to_integral, signed_to_unsigned, builtin_to_builtin, cSubRanged ); |
178 | DEFINE_CONVERSION(boost::int32_t , long double, !cTrivial, float_to_integral, signed_to_signed , builtin_to_builtin, cSubRanged ); |
179 | DEFINE_CONVERSION(float , long double, !cTrivial, float_to_float , signed_to_signed , builtin_to_builtin, ( sizeof(long double) > sizeof(float) ) ); |
180 | DEFINE_CONVERSION(double , long double, !cTrivial, float_to_float , signed_to_signed , builtin_to_builtin, ( sizeof(long double) > sizeof(double) ) ); |
181 | DEFINE_CONVERSION(long double , long double, cTrivial, float_to_float , signed_to_signed , builtin_to_builtin, !cSubRanged ); |
182 | DEFINE_CONVERSION(MyInt , long double, !cTrivial, float_to_integral, signed_to_signed , builtin_to_udt , !cSubRanged ); |
183 | DEFINE_CONVERSION(MyFloat , long double, !cTrivial, float_to_float , signed_to_signed , builtin_to_udt , !cSubRanged ); |
184 | |
185 | DEFINE_CONVERSION(boost::uint8_t , MyInt, !cTrivial, integral_to_integral, signed_to_unsigned, udt_to_builtin , cSubRanged ); |
186 | DEFINE_CONVERSION(boost::int8_t , MyInt, !cTrivial, integral_to_integral, signed_to_signed , udt_to_builtin , cSubRanged ); |
187 | DEFINE_CONVERSION(boost::uint16_t , MyInt, !cTrivial, integral_to_integral, signed_to_unsigned, udt_to_builtin , cSubRanged ); |
188 | DEFINE_CONVERSION(boost::int16_t , MyInt, !cTrivial, integral_to_integral, signed_to_signed , udt_to_builtin , cSubRanged ); |
189 | DEFINE_CONVERSION(boost::uint32_t , MyInt, !cTrivial, integral_to_integral, signed_to_unsigned, udt_to_builtin , cSubRanged ); |
190 | DEFINE_CONVERSION(boost::int32_t , MyInt, !cTrivial, integral_to_integral, signed_to_signed , udt_to_builtin , cSubRanged ); |
191 | DEFINE_CONVERSION(float , MyInt, !cTrivial, integral_to_float , signed_to_signed , udt_to_builtin , cSubRanged ); |
192 | DEFINE_CONVERSION(double , MyInt, !cTrivial, integral_to_float , signed_to_signed , udt_to_builtin , cSubRanged ); |
193 | DEFINE_CONVERSION(long double , MyInt, !cTrivial, integral_to_float , signed_to_signed , udt_to_builtin , cSubRanged ); |
194 | DEFINE_CONVERSION(MyInt , MyInt, cTrivial, integral_to_integral, signed_to_signed , udt_to_udt ,!cSubRanged ); |
195 | DEFINE_CONVERSION(MyFloat , MyInt, !cTrivial, integral_to_float , signed_to_signed , udt_to_udt ,!cSubRanged ); |
196 | |
197 | DEFINE_CONVERSION(boost::uint8_t , MyFloat, !cTrivial, float_to_integral, signed_to_unsigned, udt_to_builtin , cSubRanged ); |
198 | DEFINE_CONVERSION(boost::int8_t , MyFloat, !cTrivial, float_to_integral, signed_to_signed , udt_to_builtin , cSubRanged ); |
199 | DEFINE_CONVERSION(boost::uint16_t , MyFloat, !cTrivial, float_to_integral, signed_to_unsigned, udt_to_builtin , cSubRanged ); |
200 | DEFINE_CONVERSION(boost::int16_t , MyFloat, !cTrivial, float_to_integral, signed_to_signed , udt_to_builtin , cSubRanged ); |
201 | DEFINE_CONVERSION(boost::uint32_t , MyFloat, !cTrivial, float_to_integral, signed_to_unsigned, udt_to_builtin , cSubRanged ); |
202 | DEFINE_CONVERSION(boost::int32_t , MyFloat, !cTrivial, float_to_integral, signed_to_signed , udt_to_builtin , cSubRanged ); |
203 | DEFINE_CONVERSION(float , MyFloat, !cTrivial, float_to_float , signed_to_signed , udt_to_builtin , cSubRanged ); |
204 | DEFINE_CONVERSION(double , MyFloat, !cTrivial, float_to_float , signed_to_signed , udt_to_builtin , cSubRanged ); |
205 | DEFINE_CONVERSION(long double , MyFloat, !cTrivial, float_to_float , signed_to_signed , udt_to_builtin , cSubRanged ); |
206 | DEFINE_CONVERSION(MyInt , MyFloat, !cTrivial, float_to_integral, signed_to_signed , udt_to_udt ,!cSubRanged ); |
207 | DEFINE_CONVERSION(MyFloat , MyFloat, cTrivial, float_to_float , signed_to_signed , udt_to_udt ,!cSubRanged ); |
208 | |
209 | // |
210 | // The test is performed by comparing each field of |
211 | // boost::numeric::conversion_traits<T,S> |
212 | // with the fields of |
213 | // expected_traits<T,S> |
214 | // which is a traits class constructed explicitely for each combination |
215 | // of the built-in arithmetic types. |
216 | // |
217 | template<class T, |
218 | class S, |
219 | class Supertype, |
220 | class Subtype, |
221 | class Subranged, |
222 | class Trivial |
223 | > |
224 | struct expected_traits |
225 | { |
226 | typedef typename my_int_float_mixture <T,S>::type int_float_mixture ; |
227 | typedef typename my_sign_mixture <T,S>::type sign_mixture ; |
228 | typedef typename my_udt_builtin_mixture <T,S>::type udt_builtin_mixture ; |
229 | |
230 | typedef Subranged subranged ; |
231 | typedef Trivial trivial ; |
232 | typedef Supertype supertype ; |
233 | typedef Subtype subtype ; |
234 | } ; |
235 | |
236 | // This is used by the test engine to generate a expected_traits from T and S. |
237 | // |
238 | template<class T, class S> |
239 | struct generate_expected_traits |
240 | { |
241 | typedef expected_traits<T, S, T, S, mpl::false_, mpl::true_ > trivial ; |
242 | typedef expected_traits<T, S, S, T, mpl::true_ , mpl::false_ > subranged ; |
243 | typedef expected_traits<T, S, T, S, mpl::false_, mpl::false_ > non_subranged ; |
244 | |
245 | typedef typename my_is_subranged<T,S>::type IsSubranged ; |
246 | typedef typename my_is_trivial <T,S>::type IsTrivial ; |
247 | |
248 | typedef typename mpl::if_<IsSubranged,subranged,non_subranged>::type non_trivial ; |
249 | |
250 | typedef typename mpl::if_<IsTrivial,trivial,non_trivial>::type type ; |
251 | } ; |
252 | |
253 | // This macro generates the code that compares a non-type field |
254 | // in boost::numeric::conversion_traits<> with its corresponding field |
255 | // in expected_traits<> |
256 | // |
257 | |
258 | #define TEST_VALUE_FIELD(Name) \ |
259 | typedef typename traits::Name BOOST_PP_CAT(t,Name) ; \ |
260 | typedef typename expected::Name BOOST_PP_CAT(x,Name) ; \ |
261 | BOOST_TEST( ( BOOST_PP_CAT(t,Name)::value == BOOST_PP_CAT(x,Name)::value ) ) ; |
262 | |
263 | // This macro generates the code that compares a type field |
264 | // in numeric::conversion_traits<> with its corresponding field |
265 | // in expected_traits<> |
266 | // |
267 | #define TEST_TYPE_FIELD(Name) \ |
268 | typedef typename traits::Name BOOST_PP_CAT(t,Name) ; \ |
269 | typedef typename expected::Name BOOST_PP_CAT(x,Name) ; \ |
270 | BOOST_TEST ( ( typeid(BOOST_PP_CAT(t,Name)) == typeid(BOOST_PP_CAT(x,Name)) ) ) ; |
271 | |
272 | // |
273 | // Test core. |
274 | // Compares each field of boost::numeric::conversion_traits<T,S> |
275 | // with the corresponding field of expected_traits<T,S> |
276 | // |
277 | template<class T, class S> |
278 | void test_traits_base( MATCH_FNTPL_ARG(T), MATCH_FNTPL_ARG(S) ) |
279 | { |
280 | typedef boost::numeric::conversion_traits<T,S> traits ; |
281 | typedef typename generate_expected_traits<T,S>::type expected ; |
282 | |
283 | TEST_VALUE_FIELD(int_float_mixture) ; |
284 | TEST_VALUE_FIELD(sign_mixture) ; |
285 | TEST_VALUE_FIELD(udt_builtin_mixture) ; |
286 | TEST_VALUE_FIELD(subranged) ; |
287 | TEST_VALUE_FIELD(trivial) ; |
288 | TEST_TYPE_FIELD (supertype) ; |
289 | TEST_TYPE_FIELD (subtype) ; |
290 | } |
291 | |
292 | |
293 | template<class S> |
294 | void test_traits_from( MATCH_FNTPL_ARG(S) ) |
295 | { |
296 | test_traits_base( SET_FNTPL_ARG(boost::uint8_t) ,SET_FNTPL_ARG(S) ); |
297 | test_traits_base( SET_FNTPL_ARG(boost::int8_t) ,SET_FNTPL_ARG(S) ); |
298 | test_traits_base( SET_FNTPL_ARG(boost::uint16_t) ,SET_FNTPL_ARG(S) ); |
299 | test_traits_base( SET_FNTPL_ARG(boost::int16_t) ,SET_FNTPL_ARG(S) ); |
300 | test_traits_base( SET_FNTPL_ARG(boost::uint32_t) ,SET_FNTPL_ARG(S) ); |
301 | test_traits_base( SET_FNTPL_ARG(boost::int32_t) ,SET_FNTPL_ARG(S) ); |
302 | test_traits_base( SET_FNTPL_ARG(float) ,SET_FNTPL_ARG(S) ); |
303 | test_traits_base( SET_FNTPL_ARG(double) ,SET_FNTPL_ARG(S) ); |
304 | test_traits_base( SET_FNTPL_ARG(long double) ,SET_FNTPL_ARG(S) ); |
305 | test_traits_base( SET_FNTPL_ARG(MyInt) ,SET_FNTPL_ARG(S) ); |
306 | test_traits_base( SET_FNTPL_ARG(MyFloat) ,SET_FNTPL_ARG(S) ); |
307 | } |
308 | |
309 | void test_traits() |
310 | { |
311 | test_traits_from( SET_FNTPL_ARG(boost::uint8_t) ); |
312 | test_traits_from( SET_FNTPL_ARG(boost::int8_t) ); |
313 | test_traits_from( SET_FNTPL_ARG(boost::uint16_t) ); |
314 | test_traits_from( SET_FNTPL_ARG(boost::int16_t) ); |
315 | test_traits_from( SET_FNTPL_ARG(boost::uint32_t) ); |
316 | test_traits_from( SET_FNTPL_ARG(boost::int32_t) ); |
317 | test_traits_from( SET_FNTPL_ARG(float) ); |
318 | test_traits_from( SET_FNTPL_ARG(double) ); |
319 | test_traits_from( SET_FNTPL_ARG(long double) ); |
320 | test_traits_from( SET_FNTPL_ARG(MyInt) ); |
321 | test_traits_from( SET_FNTPL_ARG(MyFloat) ); |
322 | } |
323 | |
324 | int main() |
325 | { |
326 | std::cout << std::setprecision( std::numeric_limits<long double>::digits10 ) ; |
327 | |
328 | test_traits(); |
329 | |
330 | return boost::report_errors(); |
331 | } |
332 | //--------------------------------------------------------------------------- |
333 | |
334 | |