63 行
1.8 KiB
C
63 行
1.8 KiB
C
/*
|
|
* Copyright 2014 Luis Pabon, Jr.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
/*
|
|
* Programming by Contract is a programming methodology
|
|
* which binds the caller and the function called to a
|
|
* contract. The contract is represented using Hoare Triple:
|
|
* {P} C {Q}
|
|
* where {P} is the precondition before executing command C,
|
|
* and {Q} is the postcondition.
|
|
*
|
|
* See also:
|
|
* http://en.wikipedia.org/wiki/Design_by_contract
|
|
* http://en.wikipedia.org/wiki/Hoare_logic
|
|
* http://dlang.org/dbc.html
|
|
*/
|
|
#ifndef CMOCKA_PBC_H_
|
|
#define CMOCKA_PBC_H_
|
|
|
|
#if defined(UNIT_TESTING) || defined (DEBUG)
|
|
|
|
#include <assert.h>
|
|
|
|
/*
|
|
* Checks caller responsibility against contract
|
|
*/
|
|
#define REQUIRE(cond) assert(cond)
|
|
|
|
/*
|
|
* Checks function reponsability against contract.
|
|
*/
|
|
#define ENSURE(cond) assert(cond)
|
|
|
|
/*
|
|
* While REQUIRE and ENSURE apply to functions, INVARIANT
|
|
* applies to classes/structs. It ensures that intances
|
|
* of the class/struct are consistent. In other words,
|
|
* that the instance has not been corrupted.
|
|
*/
|
|
#define INVARIANT(invariant_fnc) do{ (invariant_fnc) } while (0);
|
|
|
|
#else
|
|
#define REQUIRE(cond) do { } while (0);
|
|
#define ENSURE(cond) do { } while (0);
|
|
#define INVARIANT(invariant_fnc) do{ } while (0);
|
|
|
|
#endif /* defined(UNIT_TESTING) || defined (DEBUG) */
|
|
#endif /* CMOCKA_PBC_H_ */
|
|
|