diff options
author | Luca Muscariello <lumuscar+fdio@cisco.com> | 2017-02-23 17:01:02 +0100 |
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committer | Luca Muscariello <lumuscar+fdio@cisco.com> | 2017-02-23 17:21:02 +0100 |
commit | ec688b4723a041044226358bcd4dd6e2da39da49 (patch) | |
tree | 3a244c48d1eb9e4d90f9050fd1a61ae5c0327526 /longbow/src/LongBow/longBow_UnitTesting.h | |
parent | 9b30fc10fb1cbebe651e5a107e8ca5b24de54675 (diff) |
Initial commit: cframework. Longbow and Libparc
Change-Id: I90378dbd30da6033b20fb1f829b3b822cf366c59
Signed-off-by: Luca Muscariello <lumuscar+fdio@cisco.com>
Diffstat (limited to 'longbow/src/LongBow/longBow_UnitTesting.h')
-rwxr-xr-x | longbow/src/LongBow/longBow_UnitTesting.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/longbow/src/LongBow/longBow_UnitTesting.h b/longbow/src/LongBow/longBow_UnitTesting.h new file mode 100755 index 00000000..b03b2f88 --- /dev/null +++ b/longbow/src/LongBow/longBow_UnitTesting.h @@ -0,0 +1,91 @@ +/* + * Copyright (c) 2017 Cisco and/or its affiliates. + * 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. + */ + +/** + * @file longBow_UnitTesting.h + * @ingroup testing + * @brief Unit Testing Support. + * + */ +#ifndef LongBow_longBow_UnitTesting_h +#define LongBow_longBow_UnitTesting_h + +#include <stdbool.h> +#include <stdarg.h> + +/** + * Test a that a function implements the Equals contract. + * + * The equality function that this evaluates must implement the following equivalence relations on non-null instances: + * + * * It is reflexive: for any non-null reference value x, equals(x, x) must return true. + * + * * It is symmetric: for any non-null reference values x and y, equals(x, y) must return true if and only if + * equals(y x) returns true. + * + * * It is transitive: for any non-null reference values x, y, and z, if + * equals(x, y) returns true and + * equals(y, z) returns true, + * then equals(x, z) must return true. + * + * * It is consistent: for any non-null reference values x and y, multiple invocations of equals(x, y) + * consistently return true or consistently return false. + * + * * For any non-null reference value x, equals(x, NULL)) must return false. + * + * @param [in] equalsFunction A pointer to a function that will be called to determine if it conforms to the Equals contract. + * @param [in] x A pointer to a value that will be used as the base comparision for remaining parameters. + * @param [in] y A pointer to a value that is known to be equal to @p x, but is not @p x. + * @param [in] z A pointer to a value that is known to be equal to @p x and to @p y, but is neither @p x nor @p y. + * @param [in] ... A NULL terminated list of pointers to values that are known to be not equal to @p x, @p y, or @p z. + * @return true if the function conforms to the Equals contract. + * @see assertEqualsContract() + */ +bool longBowUnitTesting_AssertEqualsContract(bool (*equalsFunction)(void *a, void *b), void *x, void *y, void *z, ...); + +/** + * Compares instance <code>a</code> with instance <code>b</code> for order. + * + * The comparison function that this evaluates <i>sgn(a - b)</i> required to return a negative integer, + * zero, or a positive integer as <code>a</code> is less than, + * equal to, or greater than <code>b</code>. + * + * The function must ensure that: + * <ul> + * <li>sgn(compareTo(a, b)) == -sgn(b, a) for all values of a and b.</li> + * <li>the relation is transitive: (compareTo(x, y)>0 && compareTo(y, z)>0) implies compareTo(x, z)>0.</li> + * <li>compareTo(x, y)== 0 implies that sgn(compareTo(x, z)) == sgn(compareTo(y, z)), for all values of z.</li> + * </ul> + * + * This also stipulates that + * <code>compareTo(NULL, NULL)) == 0</code>, + * <code>compareTo(not-NULL, NULL)) > 0</code>, + * <code>compareTo(NULL, not-NULL)) < 0</code>. + * + * It is strongly recommended, but not strictly required that relation(compareTo(x, y)==0) == equals(x, y)) is true. + * Any module that implements the compareTo function and violates this condition + * should clearly indicate this fact. + * For example, "Note: this implementation has a natural ordering that is inconsistent with equals." + * + * @param [in] compareTo A pointer to a function implementing the CompareTo function signature. + * @param [in] value The pivotal value under test. + * @param [in] equivalent A NULL terminated array of values that are all equivalent to <code>value</code>. + * @param [in] lesser A NULL terminated array of values that are all less than <code>value</code>. + * @param [in] greater A NULL terminated array of values that are all greater than <code>value</code>. + * @return <code>true</code> if the evalutation is successful. + * @see assertCompareToContract() + */ +bool longBowUnitTesting_AssertCompareToContract(int (*compareTo)(const void *a, const void *b), void *value, void **equivalent, void **lesser, void **greater); +#endif // LongBow_longBow_UnitTesting_h |