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minimal C test framework + a first example sds.c tests

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This commit is contained in:
antirez 2010-09-23 16:05:17 +02:00
parent 56e52b69fe
commit 136cf53f22
2 changed files with 80 additions and 4 deletions
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30
src/sds.c
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@ -223,13 +223,16 @@ sds sdsrange(sds s, int start, int end) {
} }
newlen = (start > end) ? 0 : (end-start)+1; newlen = (start > end) ? 0 : (end-start)+1;
if (newlen != 0) { if (newlen != 0) {
if (start >= (signed)len) start = len-1; if (start >= (signed)len) {
if (end >= (signed)len) end = len-1; newlen = 0;
newlen = (start > end) ? 0 : (end-start)+1; } else if (end >= (signed)len) {
end = len-1;
newlen = (start > end) ? 0 : (end-start)+1;
}
} else { } else {
start = 0; start = 0;
} }
if (start != 0) memmove(sh->buf, sh->buf+start, newlen); if (start && newlen) memmove(sh->buf, sh->buf+start, newlen);
sh->buf[newlen] = 0; sh->buf[newlen] = 0;
sh->free = sh->free+(sh->len-newlen); sh->free = sh->free+(sh->len-newlen);
sh->len = newlen; sh->len = newlen;
@ -478,3 +481,22 @@ err:
if (current) sdsfree(current); if (current) sdsfree(current);
return NULL; return NULL;
} }
#ifdef SDS_TEST_MAIN
#include <stdio.h>
#include "testhelp.h"
int main(void) {
{
sds x = sdsnew("foo");
/* SDS creation and length */
test_cond("Can create a string and obtain the length",
sdslen(x) == 3 && memcmp(x,"foo",3) == 0)
/* Nul term checking */
test_cond("The string contains the nul term", x[3] == '\0')
}
test_report()
}
#endif

54
src/testhelp.h Normal file
View File

@ -0,0 +1,54 @@
/* This is a really minimal testing framework for C.
*
* Example:
*
* test_cond("Check if 1 == 1", 1==1)
* test_cond("Check if 5 > 10", 5 > 10)
* test_report()
*
* Copyright (c) 2010, Salvatore Sanfilippo <antirez at gmail dot com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of Redis nor the names of its contributors may be used
* to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __TESTHELP_H
#define __TESTHELP_H
int __failed_tests = 0;
int __test_num = 0;
#define test_cond(descr,_c) do { \
__test_num++; printf("%d - %s: ", __test_num, descr); \
if(_c) printf("PASSED\n"); else {printf("FAILED\n"); __failed_tests++;} \
} while(0);
#define test_report() do { \
printf("%d tests, %d passed, %d failed\n", __test_num, \
__test_num-__failed_tests, __failed_tests); \
if (__failed_tests) { \
printf("=== WARNING === We have failed tests here...\n"); \
} \
} while(0);
#endif