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[ceph.git] / ceph / src / boost / libs / parameter / test / evaluate_category.cpp
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TL		 1// Copyright Cromwell D. Enage 2017.
2// Distributed under the Boost Software License, Version 1.0.
3// (See accompanying file LICENSE_1_0.txt or copy at
4// http://www.boost.org/LICENSE_1_0.txt)
5
6#include <boost/parameter/config.hpp>
7
8#if (BOOST_PARAMETER_MAX_ARITY < 4)
9#error Define BOOST_PARAMETER_MAX_ARITY as 4 or greater.
10#endif
11#if !defined(BOOST_PARAMETER_HAS_PERFECT_FORWARDING) && \
12 (BOOST_PARAMETER_EXPONENTIAL_OVERLOAD_THRESHOLD_ARITY < 5)
13#error Define BOOST_PARAMETER_EXPONENTIAL_OVERLOAD_THRESHOLD_ARITY \
14as 5 or greater.
15#endif
16
17#include <boost/parameter/name.hpp>
18
19namespace test {
20
21 BOOST_PARAMETER_NAME((_lrc0, keywords) in(lrc0))
22 BOOST_PARAMETER_NAME((_lr0, keywords) in_out(lr0))
23 BOOST_PARAMETER_NAME((_rrc0, keywords) in(rrc0))
24#if defined(BOOST_PARAMETER_HAS_PERFECT_FORWARDING)
25 BOOST_PARAMETER_NAME((_rr0, keywords) consume(rr0))
26#else
27 BOOST_PARAMETER_NAME((_rr0, keywords) rr0)
28#endif
29} // namespace test
30
31#include <boost/parameter/parameters.hpp>
32#include <boost/parameter/required.hpp>
33
34namespace test {
35
36 struct f_parameters
37 : boost::parameter::parameters<
38 boost::parameter::required<test::keywords::lrc0>
39 , boost::parameter::required<test::keywords::lr0>
40 , boost::parameter::required<test::keywords::rrc0>
41 , boost::parameter::required<test::keywords::rr0>
42 >
43 {
44 };
45} // namespace test
46
47#include <boost/core/lightweight_test.hpp>
48#include "evaluate_category.hpp"
49
50#if defined(BOOST_PARAMETER_CAN_USE_MP11)
51#include <type_traits>
52#else
53#include <boost/type_traits/is_scalar.hpp>
54#endif
55
56namespace test {
57
58 template <typename T>
59 struct B
60 {
61 template <typename Args>
62 static void evaluate(Args const& args)
63 {
64 BOOST_TEST_EQ(
65 test::passed_by_lvalue_reference_to_const
66 , test::A<T>::evaluate_category(args[test::_lrc0])
67 );
68 BOOST_TEST_EQ(
69 test::passed_by_lvalue_reference
70 , test::A<T>::evaluate_category(args[test::_lr0])
71 );
72#if defined(BOOST_PARAMETER_HAS_PERFECT_FORWARDING)
73
74#if defined(BOOST_PARAMETER_CAN_USE_MP11)
75 if (std::is_scalar<T>::value)
76#else
77 if (boost::is_scalar<T>::value)
78#endif
79 {
80 BOOST_TEST_EQ(
81 test::passed_by_lvalue_reference_to_const
82 , test::A<T>::evaluate_category(args[test::_rrc0])
83 );
84 BOOST_TEST_EQ(
85 test::passed_by_lvalue_reference_to_const
86 , test::A<T>::evaluate_category(args[test::_rr0])
87 );
88 }
89 else
90 {
91 BOOST_TEST_EQ(
92 test::passed_by_rvalue_reference_to_const
93 , test::A<T>::evaluate_category(args[test::_rrc0])
94 );
95 BOOST_TEST_EQ(
96 test::passed_by_rvalue_reference
97 , test::A<T>::evaluate_category(args[test::_rr0])
98 );
99 }
100#else // !defined(BOOST_PARAMETER_HAS_PERFECT_FORWARDING)
101 BOOST_TEST_EQ(
102 test::passed_by_lvalue_reference_to_const
103 , test::A<T>::evaluate_category(args[test::_rrc0])
104 );
105 BOOST_TEST_EQ(
106 test::passed_by_lvalue_reference_to_const
107 , test::A<T>::evaluate_category(args[test::_rr0])
108 );
109#endif // BOOST_PARAMETER_HAS_PERFECT_FORWARDING
110 }
111 };
112} // namespace test
113
114#include <boost/parameter/deduced.hpp>
115#include <boost/mpl/bool.hpp>
116#include <boost/mpl/placeholders.hpp>
117#include <boost/mpl/if.hpp>
118#include <boost/type_traits/is_convertible.hpp>
119
120#if defined(BOOST_PARAMETER_CAN_USE_MP11)
121#include <boost/mp11/bind.hpp>
122#endif
123
124namespace test {
125
126 struct e_parameters
127 : boost::parameter::parameters<
128 boost::parameter::required<
129 boost::parameter::deduced<test::keywords::lrc0>
130#if defined(BOOST_PARAMETER_CAN_USE_MP11)
131 , boost::mp11::mp_bind<
132 std::is_convertible
133 , boost::mp11::_1
134 , float
135 >
136#else
137 , boost::mpl::if_<
138 boost::is_convertible<boost::mpl::_1,float>
139 , boost::mpl::true_
140 , boost::mpl::false_
141 >
142#endif
143 >
144 , boost::parameter::required<
145 boost::parameter::deduced<test::keywords::lr0>
146 , boost::mpl::if_<
147 boost::is_convertible<boost::mpl::_1,char const*>
148 , boost::mpl::true_
149 , boost::mpl::false_
150 >
151 >
152 , boost::parameter::required<
153 boost::parameter::deduced<test::keywords::rr0>
154 , test::string_predicate<test::keywords::lr0>
155 >
156 >
157 {
158 };
159} // namespace test
160
161#include <boost/parameter/value_type.hpp>
162
163#if !defined(BOOST_PARAMETER_CAN_USE_MP11)
164#include <boost/type_traits/remove_const.hpp>
165#endif
166
167namespace test {
168
169 struct E
170 {
171 template <typename Args>
172 static void evaluate(Args const& args)
173 {
174#if defined(BOOST_PARAMETER_CAN_USE_MP11)
175 BOOST_TEST((
176 test::passed_by_lvalue_reference_to_const == test::A<
177 typename std::remove_const<
178 typename boost::parameter::value_type<
179 Args
180 , test::keywords::lrc0
181 >::type
182 >::type
183 >::evaluate_category(args[test::_lrc0])
184 ));
185 BOOST_TEST((
186 test::passed_by_lvalue_reference == test::A<
187 typename std::remove_const<
188 typename boost::parameter::value_type<
189 Args
190 , test::keywords::lr0
191 >::type
192 >::type
193 >::evaluate_category(args[test::_lr0])
194 ));
195#else // !defined(BOOST_PARAMETER_CAN_USE_MP11)
196 BOOST_TEST((
197 test::passed_by_lvalue_reference_to_const == test::A<
198 typename boost::remove_const<
199 typename boost::parameter::value_type<
200 Args
201 , test::keywords::lrc0
202 >::type
203 >::type
204 >::evaluate_category(args[test::_lrc0])
205 ));
206 BOOST_TEST((
207 test::passed_by_lvalue_reference == test::A<
208 typename boost::remove_const<
209 typename boost::parameter::value_type<
210 Args
211 , test::keywords::lr0
212 >::type
213 >::type
214 >::evaluate_category(args[test::_lr0])
215 ));
216#endif // BOOST_PARAMETER_CAN_USE_MP11
217
218#if defined(BOOST_PARAMETER_CAN_USE_MP11)
219 BOOST_TEST((
220 test::passed_by_rvalue_reference == test::A<
221 typename std::remove_const<
222 typename boost::parameter::value_type<
223 Args
224 , test::keywords::rr0
225 >::type
226 >::type
227 >::evaluate_category(args[test::_rr0])
228 ));
229#elif defined(BOOST_PARAMETER_HAS_PERFECT_FORWARDING)
230 BOOST_TEST((
231 test::passed_by_rvalue_reference == test::A<
232 typename boost::remove_const<
233 typename boost::parameter::value_type<
234 Args
235 , test::keywords::rr0
236 >::type
237 >::type
238 >::evaluate_category(args[test::_rr0])
239 ));
240#else // no MP11 or perfect forwarding support
241 BOOST_TEST((
242 test::passed_by_lvalue_reference_to_const == test::A<
243 typename boost::remove_const<
244 typename boost::parameter::value_type<
245 Args
246 , test::keywords::rr0
247 >::type
248 >::type
249 >::evaluate_category(args[test::_rr0])
250 ));
251#endif // MP11 or perfect forwarding support
252 }
253 };
254} // namespace test
255
256int main()
257{
258 test::B<float>::evaluate(
259 test::f_parameters()(
260 test::lvalue_const_float()
261 , test::lvalue_float()
262 , test::rvalue_const_float()
263 , test::rvalue_float()
264 )
265 );
266 test::B<char const*>::evaluate(
267 test::f_parameters()(
268 test::lvalue_const_char_ptr()
269 , test::lvalue_char_ptr()
270 , test::rvalue_const_char_ptr()
271 , test::rvalue_char_ptr()
272 )
273 );
274 test::B<std::string>::evaluate(
275 test::f_parameters()(
276 test::lvalue_const_str()
277 , test::lvalue_str()
278 , test::rvalue_const_str()
279 , test::rvalue_str()
280 )
281 );
282 test::B<float>::evaluate((
283 test::_lr0 = test::lvalue_float()
284 , test::_rrc0 = test::rvalue_const_float()
285 , test::_rr0 = test::rvalue_float()
286 , test::_lrc0 = test::lvalue_const_float()
287 ));
288 test::B<char const*>::evaluate((
289 test::_lr0 = test::lvalue_char_ptr()
290 , test::_rrc0 = test::rvalue_const_char_ptr()
291 , test::_rr0 = test::rvalue_char_ptr()
292 , test::_lrc0 = test::lvalue_const_char_ptr()
293 ));
294 test::B<std::string>::evaluate((
295 test::_lr0 = test::lvalue_str()
296 , test::_rrc0 = test::rvalue_const_str()
297 , test::_rr0 = test::rvalue_str()
298 , test::_lrc0 = test::lvalue_const_str()
299 ));
300
301 char baz_arr[4] = "qux";
302 typedef char char_arr[4];
303
304#if !defined(LIBS_PARAMETER_TEST_COMPILE_FAILURE_VENDOR_SPECIFIC) && \
305 BOOST_WORKAROUND(BOOST_MSVC, >= 1800)
306 // MSVC-12+ treats static_cast<char_arr&&>(baz_arr) as an lvalue.
307#else
308 test::B<char_arr>::evaluate(
309 test::f_parameters()(
310 "crg"
311 , baz_arr
312#if defined(BOOST_PARAMETER_HAS_PERFECT_FORWARDING)
313 , static_cast<char_arr const&&>("uir")
314 , static_cast<char_arr&&>(baz_arr)
315#else
316 , "grl"
317 , "grp"
318#endif
319 )
320 );
321 test::B<char_arr>::evaluate((
322 test::_lr0 = baz_arr
323#if defined(BOOST_PARAMETER_HAS_PERFECT_FORWARDING)
324 , test::_rrc0 = static_cast<char_arr const&&>("wld")
325 , test::_rr0 = static_cast<char_arr&&>(baz_arr)
326#else
327 , test::_rrc0 = "frd"
328 , test::_rr0 = "plg"
329#endif
330 , test::_lrc0 = "mos"
331 ));
332#endif // MSVC-12+
333
334 test::E::evaluate(
335 test::e_parameters()(
336 test::lvalue_char_ptr()
337 , test::rvalue_str()
338 , test::lvalue_const_float()
339 )
340 );
341 test::E::evaluate(
342 test::e_parameters()(
343 test::rvalue_str()
344 , test::lvalue_const_float()
345 , test::lvalue_char_ptr()
346 )
347 );
348 return boost::report_errors();
349}
350
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