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unit-tests: implement the unit-testing framework

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This set of patches adds a simple unit-testing framework to Busybox

unit-tests: add some helper macros for unit-test framework implementation
unit-tests: implement the unit-testing framework
unit-tests: add basic documentation on writing the unit test cases
unit-tests: modify the Makefile 'test' target to run unit-tests too
unit-tests: add two example test cases
unit-tests: modify the existing strrstr test code to use the unit-test framework

Signed-off-by: Bartosz Golaszewski <bartekgola@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Bartosz Golaszewski
2014-06-22 16:30:41 +02:00
committed by Denys Vlasenko
parent 5d2e409ef8
commit 3ed81cf052
8 changed files with 335 additions and 12 deletions
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19
libbb/strrstr.c
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@@ -7,13 +7,7 @@
* Licensed under GPLv2 or later, see file LICENSE in this source tree.
*/
#ifdef __DO_STRRSTR_TEST
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#else
#include "libbb.h"
#endif
/*
* The strrstr() function finds the last occurrence of the substring needle
@@ -34,8 +28,9 @@ char* FAST_FUNC strrstr(const char *haystack, const char *needle)
}
}
#ifdef __DO_STRRSTR_TEST
int main(int argc, char **argv)
#if ENABLE_UNIT_TEST
BBUNIT_DEFINE_TEST(strrstr)
{
static const struct {
const char *h, *n;
@@ -59,13 +54,13 @@ int main(int argc, char **argv)
i = 0;
while (i < sizeof(test_array) / sizeof(test_array[0])) {
const char *r = strrstr(test_array[i].h, test_array[i].n);
printf("'%s' vs. '%s': '%s' - ", test_array[i].h, test_array[i].n, r);
if (r == NULL)
r = test_array[i].h - 1;
printf("%s\n", r == test_array[i].h + test_array[i].pos ? "PASSED" : "FAILED");
BBUNIT_ASSERT_EQ(r, test_array[i].h + test_array[i].pos);
i++;
}
return 0;
BBUNIT_ENDTEST;
}
#endif
#endif /* ENABLE_UNIT_TEST */