Criterion/include/criterion/internal/theories.h

104 lines
3.9 KiB
C++

/*
* The MIT License (MIT)
*
* Copyright © 2015-2016 Franklin "Snaipe" Mathieu <http://snai.pe/>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef CRITERION_INTERNAL_THEORIES_H_
#define CRITERION_INTERNAL_THEORIES_H_
#include "test.h"
#ifdef __cplusplus
# include <cstddef>
using std::size_t;
#else
# include <stddef.h>
#endif
#ifdef __cplusplus
template <typename... T>
constexpr size_t criterion_va_num__(const T & ...)
{
return sizeof ... (T);
}
#endif
struct criterion_datapoints {
size_t size;
size_t len;
const char *name;
void *arr;
};
CR_BEGIN_C_API
CR_API void cr_theory_main(struct criterion_datapoints *dps, size_t datapoints, void (*fnptr)(void));
CR_END_C_API
#ifdef __cplusplus
# define CR_TH_VA_NUM(Type, ...) criterion_va_num__(__VA_ARGS__)
# define CR_TH_TEMP_ARRAY(Type, ...) []() -> Type * { static Type arr[] = { __VA_ARGS__ }; return reinterpret_cast<Type *>(&arr); } ()
#else
# define CR_TH_VA_NUM(Type, ...) sizeof ((Type[]) { __VA_ARGS__ }) / sizeof (Type)
# define CR_TH_TEMP_ARRAY(Type, ...) & (Type[]) { __VA_ARGS__ }
#endif
#define CR_TH_INTERNAL_TDPS(Category, Name) \
static struct criterion_datapoints CR_IDENTIFIER_(Category, Name, dps)[]
#define CR_TH_INTERNAL_TDP(Category, Name) \
(CR_IDENTIFIER_(Category, Name, dps))
#define CR_TH_INTERNAL_DP(Type, ...) \
{ \
sizeof (Type), \
CR_EXPAND(CR_TH_VA_NUM(Type, __VA_ARGS__)), \
#Type, \
CR_EXPAND(CR_TH_TEMP_ARRAY(Type, __VA_ARGS__)), \
}
#define CR_NB_DATAPOINTS(Var) \
(sizeof (Var) / sizeof (struct criterion_datapoints))
#define CR_VAARG_ID(Suffix, Category, Name, ...) \
CR_IDENTIFIER_(Category, Name, Suffix)
#define CR_THEORY_BASE(Args, ...) \
void CR_EXPAND(CR_VAARG_ID(theory, __VA_ARGS__, )) Args; \
CR_EXPAND(CR_TEST_BASE(__VA_ARGS__, .sentinel_ = 0)) { \
cr_theory_main( \
CR_EXPAND(CR_VAARG_ID(dps, __VA_ARGS__, )), \
CR_NB_DATAPOINTS(CR_EXPAND(CR_VAARG_ID(dps, __VA_ARGS__, ))), \
(void (*)(void))CR_EXPAND(CR_VAARG_ID(theory, __VA_ARGS__, )) \
); \
} \
void CR_EXPAND(CR_VAARG_ID(theory, __VA_ARGS__, )) Args
#define cr_assume_op_(Op, Actual, Expected) cr_assume((Actual) Op (Expected))
#define cr_assume_str_op_(Op, Actual, Expected) \
cr_assume(strcmp((Actual), (Expected)) Op 0)
#undef Theory
#define Theory(Args, ...) CR_EXPAND(CR_THEORY_BASE(Args, __VA_ARGS__))
#endif /* !CRITERION_INTERNAL_THEORIES_H_ */