Criterion/include/criterion/theories.h

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/*
* The MIT License (MIT)
*
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* Copyright © 2015-2016 Franklin "Snaipe" Mathieu <http://snai.pe/>
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*
* 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.
*/
/*!
* @file
* @brief Theory tests
*****************************************************************************/
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#ifndef CRITERION_THEORIES_H_
# define CRITERION_THEORIES_H_
# include "criterion.h"
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CR_BEGIN_C_API
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/**
* Aborts the current theory iteration.
* This function does not return.
*/
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CR_API void cr_theory_abort(void);
CR_END_C_API
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/**
* @defgroup TheoryBase Theory and datapoint macros
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* @{
*/
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/**
* Defines a new theory test.
*
* The parameters are selected from a cartesian product defined by a
* TheoryDataPoints macro.
*
* Example:
* @code{.c}
* Theory((int arg0, double arg1), suite, test) {
* // function body
* };
* @endcode
*
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* @param Params A list of function parameters.
* @param Suite The name of the test suite containing this test.
* @param Name The name of the test.
* @param ... An optional sequence of designated initializer key/value
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* pairs as described in the `criterion_test_extra_data` structure
* (see criterion/types.h).
* Example: .exit_code = 1
*/
# define Theory(Params, Suite, Name, ...) <internal>
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/**
* Defines an array of data points.
*
* The types of the specified data points *must* match the types of the
* associated theory.
*
* Each entry in the array must be the result of the `DataPoints` macro.
*
* Example:
* @code{.c}
* TheoryDataPoints(suite, test) = {
* DataPoints(int, 1, 2, 3), // first theory parameter
* DataPoints(double, 4.2, 0, -INFINITY), // second theory parameter
* };
* @endcode
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*
* @param Suite The name of the test suite containing this test.
* @param Name The name of the test.
*/
# define TheoryDataPoints(Suite, Name) CR_TH_INTERNAL_TDPS(Suite, Name)
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/**
* Defines a new set of data points.
*
* @param Type The type of each data point in the set.
* @param ... The data points in the set.
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*/
# define DataPoints(Type, ...) CR_EXPAND(CR_TH_INTERNAL_DP(Type, __VA_ARGS__))
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/**@}*/
/**
* @defgroup TheoryInvariants Theory invariants
* @{
*/
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/**
* Assumes `Condition` is true
*
* Evaluates `Condition` and continues execution if it is true.
* Otherwise the current theory iteration aborts without marking the test as
* failure.
*
* @param[in] Condition Condition to test
*
*****************************************************************************/
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# define cr_assume(Condition) \
do { \
if (!(Condition)) \
cr_theory_abort(); \
} while (0)
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/**
* Assumes `Condition` is false
*
* Evaluates `Condition` and continues execution if it is false.
* Otherwise the current theory iteration aborts without marking the test as
* failure.
*
* @param[in] Condition Condition to test
*
*****************************************************************************/
# define cr_assume_not(Condition) cr_assume(!(Condition))
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/**
* Assumes `Actual` is equal to `Expected`
*
* Continues execution if `Actual` is equal to `Expected`.
* Otherwise the current theory iteration aborts without marking the test as
* failure.
*
* @param[in] Actual Value to test
* @param[in] Expected Expected value
*
*****************************************************************************/
# define cr_assume_eq(Actual, Expected) cr_assume_op_(==, Actual, Expected)
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/**
* Assumes `Actual` is not equal to `Unexpected`
*
* Continues execution if `Actual` is not equal to `Unexpected`.
* Otherwise the current theory iteration aborts without marking the test as
* failure.
*
* @param[in] Actual Value to test
* @param[in] Unexpected Unexpected value
*
*****************************************************************************/
# define cr_assume_neq(Actual, Unexpected) cr_assume_op_(!=, Actual, Unexpected)
/**
* Assumes `Actual` is greater than `Reference`
*
* Continues execution if `Actual` is greater than `Reference`.
* Otherwise the current theory iteration aborts without marking the test as
* failure.
*
* @param[in] Actual Value to test
* @param[in] Reference Reference value
*
*****************************************************************************/
# define cr_assume_gt(Actual, Reference) cr_assume_op_(>, Actual, Reference)
/**
* Assumes `Actual` is greater or equal to `Reference`
*
* Continues execution if `Actual` is greater or equal to `Reference`.
* Otherwise the current theory iteration aborts without marking the test as
* failure.
*
* @param[in] Actual Value to test
* @param[in] Reference Reference value
*
*****************************************************************************/
# define cr_assume_geq(Actual, Reference) cr_assume_op_(>=, Actual, Reference)
/**
* Assumes `Actual` is less than `Reference`
*
* Continues execution if `Actual` is less than `Reference`.
* Otherwise the current theory iteration aborts without marking the test as
* failure.
*
* @param[in] Actual Value to test
* @param[in] Reference Reference value
*
*****************************************************************************/
# define cr_assume_lt(Actual, Reference) cr_assume_op_(<, Actual, Reference)
/**
* Assumes `Actual` is less or equal to `Reference`
*
* Continues execution if `Actual` is less or equal to `Reference`.
* Otherwise the current theory iteration aborts without marking the test as
* failure.
*
* @param[in] Actual Value to test
* @param[in] Reference Reference value
*
*****************************************************************************/
# define cr_assume_leq(Actual, Reference) cr_assume_op_(<=, Actual, Reference)
/**
* Assumes `Value` is NULL.
*
* Continues execution if `Value` is NULL.
* Otherwise the current theory iteration aborts without marking the test as
* failure.
*
* @param[in] Value Value to test
*
*****************************************************************************/
# define cr_assume_null(Value) cr_assume_eq(Value, NULL)
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/**
* Assumes `Value` is not NULL.
*
* Continues execution if `Value` is not NULL.
* Otherwise the current theory iteration aborts without marking the test as
* failure.
*
* @param[in] Value Value to test
*
*****************************************************************************/
# define cr_assume_not_null(Value) cr_assume_neq(Value, NULL)
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/**
* Assumes `Actual` is equal to `Expected` with a tolerance of `Epsilon`
*
* Continues execution if `Actual` is equal to `Expected` with a tolerance of Epsilon.
* Otherwise the current theory iteration aborts without marking the test as
* failure.
*
* @note Use this to test equality between floats
*
* @param[in] Actual Value to test
* @param[in] Expected Expected value
* @param[in] Epsilon Tolerance between Actual and Expected
*
*****************************************************************************/
# define cr_assume_float_eq(Actual, Expected, Epsilon) \
cr_assume((Expected) - (Actual) <= (Epsilon) \
&& (Actual) - (Expected) <= (Epsilon))
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/**
* Assumes `Actual` is not equal to `Expected` with a tolerance of `Epsilon`
*
* Continues execution if `Actual` is not equal to `Expected` with a tolerance of Epsilon.
* Otherwise the current theory iteration aborts without marking the test as
* failure.
*
* @note Use this to test equality between floats
*
* @param[in] Actual Value to test
* @param[in] Expected Expected value
* @param[in] Epsilon Tolerance between Actual and Expected
*
*****************************************************************************/
# define cr_assume_float_neq(Actual, Expected, Epsilon) \
cr_assume((Expected) - (Actual) > (Epsilon) \
|| (Actual) - (Expected) > (Epsilon))
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/**
* Assumes `Actual` is lexicographically equal to `Expected`
*
* Continues execution if `Actual` is lexicographically equal to `Expected`.
* Otherwise the current theory iteration aborts without marking the test as
* failure.
*
* @param[in] Actual String to test
* @param[in] Expected Expected string
*
*****************************************************************************/
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# define cr_assume_str_eq(Actual, Expected) cr_assume_str_op_(==, Actual, Expected)
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/**
* Assumes `Actual` is not lexicographically equal to `Unexpected`
*
* Continues execution if `Actual` is not lexicographically equal to `Unexpected`.
* Otherwise the current theory iteration aborts without marking the test as
* failure.
*
* @param[in] Actual String to test
* @param[in] Unexpected Unexpected string
*
*****************************************************************************/
# define cr_assume_str_neq(Actual, Unexpected) cr_assume_str_op_(!=, Actual, Unexpected)
/**
* Assumes `Actual` is lexicographically less than `Reference`
*
* Continues execution if `Actual` is lexicographically less than `Reference`.
* Otherwise the current theory iteration aborts without marking the test as
* failure.
*
* @param[in] Actual Value to test
* @param[in] Reference Reference value
*
*****************************************************************************/
# define cr_assume_str_lt(Actual, Reference) cr_assume_str_op_(<, Actual, Reference)
/**
* Assumes `Actual` is lexicographically less or equal to `Reference`
*
* Continues execution if `Actual` is lexicographically less or equal to `Reference`.
* Otherwise the current theory iteration aborts without marking the test as
* failure.
*
* @param[in] Actual Value to test
* @param[in] Reference Reference value
*
*****************************************************************************/
# define cr_assume_str_leq(Actual, Reference) cr_assume_str_op_(<=, Actual, Reference)
/**
* Assumes `Actual` is lexicographically greater than `Reference`
*
* Continues execution if `Actual` is lexicographically greater than `Reference`.
* Otherwise the current theory iteration aborts without marking the test as
* failure.
*
* @param[in] Actual Value to test
* @param[in] Reference Reference value
*
*****************************************************************************/
# define cr_assume_str_gt(Actual, Reference) cr_assume_str_op_(>, Actual, Reference)
/**
* Assumes `Actual` is lexicographically greater or equal to `Reference`
*
* Continues execution if `Actual` is lexicographically greater or equal to `Reference`.
* Otherwise the current theory iteration aborts without marking the test as
* failure.
*
* @param[in] Actual Value to test
* @param[in] Reference Reference value
*
*****************************************************************************/
# define cr_assume_str_geq(Actual, Reference) cr_assume_str_op_(>=, Actual, Reference)
/**
* Assumes `Actual` is byte-to-byte equal to `Expected`
*
* Continues execution if `Actual` is byte-to-byte equal to `Expected`.
* Otherwise the current theory iteration aborts without marking the test as
* failure.
*
* @warning This should not be used on struct arrays
*
* @param[in] Actual Array to test
* @param[in] Expected Expected array
* @param[in] Size The size of both arrays
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*
*****************************************************************************/
# define cr_assume_arr_eq(Actual, Expected, Size) cr_assume(!memcmp((Actual), (Expected), (Size)))
/**
* Assumes `Actual` is not byte-to-byte equal to `Unexpected`
*
* Continues execution if `Actual` is not byte-to-byte equal to `Unexpected`.
* Otherwise the current theory iteration aborts without marking the test as
* failure.
*
* @warning This should not be used on struct arrays
*
* @param[in] Actual Array to test
* @param[in] Unexpected Unexpected array
* @param[in] Size The size of both arrays
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*
*****************************************************************************/
# define cr_assume_arr_neq(Actual, Unexpected, Size) cr_assume(memcmp((Actual), (Unexpected), (Size)))
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/**@}*/
// Deprecated
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# ifndef CRITERION_NO_COMPAT
# define cr_assume_strings_eq(...) CRITERION_ASSERT_DEPRECATED_B(cr_assume_strings_eq, cr_assume_str_eq) cr_assume_str_eq(__VA_ARGS__)
# define cr_assume_strings_neq(...) CRITERION_ASSERT_DEPRECATED_B(cr_assume_strings_neq, cr_assume_str_neq) cr_assume_str_neq(__VA_ARGS__)
# define cr_assume_strings_lt(...) CRITERION_ASSERT_DEPRECATED_B(cr_assume_strings_lt, cr_assume_str_lt) cr_assume_str_lt(__VA_ARGS__)
# define cr_assume_strings_leq(...) CRITERION_ASSERT_DEPRECATED_B(cr_assume_strings_leq, cr_assume_str_leq) cr_assume_str_leq(__VA_ARGS__)
# define cr_assume_strings_gt(...) CRITERION_ASSERT_DEPRECATED_B(cr_assume_strings_gt, cr_assume_str_gt) cr_assume_str_gt(__VA_ARGS__)
# define cr_assume_strings_geq(...) CRITERION_ASSERT_DEPRECATED_B(cr_assume_strings_geq, cr_assume_str_geq) cr_assume_str_geq(__VA_ARGS__)
# define cr_assume_arrays_eq(...) CRITERION_ASSERT_DEPRECATED_B(cr_assume_arrays_eq, cr_assume_arr_eq) cr_assume_arr_eq(__VA_ARGS__)
# define cr_assume_arrays_neq(...) CRITERION_ASSERT_DEPRECATED_B(cr_assume_arrays_neq, cr_assume_arr_neq) cr_assume_arr_neq(__VA_ARGS__)
# endif
# include "internal/theories.h"
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#endif /* !CRITERION_THEORIES_H_ */