cmake-cmocka-template/cmake/cmocka-1.1.7/tests/test_alloc.c

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#include "config.h"
#include <stdarg.h>
#include <stddef.h>
#include <setjmp.h>
#include <cmocka.h>
#include <cmocka_private.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
static void torture_test_malloc(void **state)
{
char *str;
size_t str_len;
size_t len;
(void)state; /* unsused */
str_len = 12;
str = (char *)test_malloc(str_len);
assert_non_null(str);
len = snprintf(str, str_len, "test string");
assert_int_equal(len, 11);
len = strlen(str);
assert_int_equal(len, 11);
test_free(str);
}
static void torture_test_realloc(void **state)
{
char *str;
char *tmp;
size_t str_len;
size_t len;
(void)state; /* unsused */
str_len = 16;
str = (char *)test_malloc(str_len);
assert_non_null(str);
len = snprintf(str, str_len, "test string 123");
assert_int_equal(len, 15);
len = strlen(str);
assert_int_equal(len, 15);
str_len = 20;
tmp = test_realloc(str, str_len);
assert_non_null(tmp);
str = tmp;
len = strlen(str);
assert_string_equal(tmp, "test string 123");
snprintf(str + len, str_len - len, "4567");
assert_string_equal(tmp, "test string 1234567");
test_free(str);
}
static void torture_test_realloc_set0(void **state)
{
char *str;
size_t str_len;
(void)state; /* unsused */
str_len = 16;
str = (char *)test_malloc(str_len);
assert_non_null(str);
/* realloc(ptr, 0) is like a free() */
str = (char *)test_realloc(str, 0);
assert_null(str);
}
int main(void) {
const struct CMUnitTest alloc_tests[] = {
cmocka_unit_test(torture_test_malloc),
cmocka_unit_test(torture_test_realloc),
cmocka_unit_test(torture_test_realloc_set0),
};
return cmocka_run_group_tests(alloc_tests, NULL, NULL);
}