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/*
* Copyright (c) 2010 Zurich University of Applied Sciences
* Copyright (c) 2010 Tobias Klauser <tklauser@distanz.ch>
*
* 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 _UNITTEST_H_
#define _UNITTEST_H_
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "stringify.h"
#define TEST_PASS 0
#define TEST_FAIL 1
#define test_print(fmt, args...) \
fprintf(stderr, "%s:%d:" fmt, __FILE__, __LINE__, ##args)
#define assert_err(fmt, args...) \
test_print("Assertion error: " fmt, ##args)
/* Assert the expression 'expr' */
#define test_assert(expr) ({if (!(expr)) { \
assert_err(__stringify(expr) "\n"); \
exit(TEST_FAIL); \
}})
/* Assert the expression 'expr' and print 'msg' on fail */
#define test_assert_msg(expr, msg) ({if (!(expr)) { \
assert_err(msg "\n"); \
exit(TEST_FAIL); \
}})
/* Assert that a == b */
#define test_assert_eq(a, b) ({ \
if ((a) != (b)) { \
assert_err(__stringify(a) " != " __stringify(b) "\n"); \
exit(TEST_FAIL); \
}})
/* Assert that a != b */
#define test_assert_neq(a, b) ({ \
if ((a) == (b)) { \
assert_err(__stringify(a) " == " __stringify(b) "\n"); \
exit(TEST_FAIL); \
}})
/* Assert that a is NULL */
#define test_assert_null(a) ({ \
if ((a) != NULL) { \
assert_err(__stringify(a) " not NULL\n"); \
exit(TEST_FAIL); \
}})
/* Assert that a is not NULL */
#define test_assert_not_null(a) ({ \
if ((a) == NULL) { \
assert_err(__stringify(a) " is NULL\n"); \
exit(TEST_FAIL); \
}})
static inline int __xstrmatch(const char *ctx, const char *arg)
{
size_t len = strlen(ctx);
return (strlen(arg) == len && strncmp(arg, ctx, len) == 0);
}
/* Assert that string a matches string b */
#define test_assert_str_eq(a, b) ({ \
if (!__xstrmatch((a), (b))) { \
assert_err(__stringify(a) " does not match " __stringify(b) "\n"); \
exit(TEST_FAIL); \
}})
#endif /* _UNITTEST_H_ */
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