AFLplusplus/test/unittests/unit_list.c
2020-08-07 17:20:24 +02:00

141 lines
3.3 KiB
C

#include <stdarg.h>
#include <stddef.h>
#include <setjmp.h>
#include <assert.h>
#include <cmocka.h>
/* cmocka < 1.0 didn't support these features we need */
#ifndef assert_ptr_equal
#define assert_ptr_equal(a, b) \
_assert_int_equal(cast_ptr_to_largest_integral_type(a), \
cast_ptr_to_largest_integral_type(b), \
__FILE__, __LINE__)
#define CMUnitTest UnitTest
#define cmocka_unit_test unit_test
#define cmocka_run_group_tests(t, setup, teardown) run_tests(t)
#endif
extern void mock_assert(const int result, const char* const expression,
const char * const file, const int line);
#undef assert
#define assert(expression) \
mock_assert((int)(expression), #expression, __FILE__, __LINE__);
#include "list.h"
/* remap exit -> assert, then use cmocka's mock_assert
(compile with `--wrap=exit`) */
extern void exit(int status);
extern void __real_exit(int status);
//void __wrap_exit(int status);
void __wrap_exit(int status) {
(void)status;
assert(0);
}
/* ignore all printfs */
#undef printf
extern int printf(const char *format, ...);
//extern int __real_printf(const char *format, ...);
int __wrap_printf(const char *format, ...);
int __wrap_printf(const char *format, ...) {
(void)format;
return 1;
}
static list_t testlist = {.element_prealloc_count = 0};
static void test_contains(void **state) {
(void)state;
u32 one = 1;
u32 two = 2;
list_append(&testlist, &one);
assert_true(list_contains(&testlist, &one));
assert_false(list_contains(&testlist, &two));
list_remove(&testlist, &one);
assert_false(list_contains(&testlist, &one));
}
static void test_foreach(void **state) {
(void)state;
u32 one = 1;
u32 two = 2;
u32 result = 0;
list_append(&testlist, &one);
list_append(&testlist, &two);
list_append(&testlist, &one);
/* The list is for pointers, so int doesn't work as type directly */
LIST_FOREACH(&testlist, u32, {
result += *el;
});
assert_int_equal(result, 4);
}
static void test_long_list(void **state) {
(void)state;
u32 result1 = 0;
u32 result2 = 0;
u32 i;
u32 vals[100];
for (i = 0; i < 100; i++) {
vals[i] = i;
}
LIST_FOREACH_CLEAR(&testlist, void, {});
for (i = 0; i < 100; i++) {
list_append(&testlist, &vals[i]);
}
LIST_FOREACH(&testlist, u32, {
result1 += *el;
});
//printf("removing %d\n", vals[50]);
list_remove(&testlist, &vals[50]);
LIST_FOREACH(&testlist, u32, {
// printf("var: %d\n", *el);
result2 += *el;
});
assert_int_not_equal(result1, result2);
assert_int_equal(result1, result2 + 50);
result1 = 0;
LIST_FOREACH_CLEAR(&testlist, u32, {
result1 += *el;
});
assert_int_equal(result1, result2);
result1 = 0;
LIST_FOREACH(&testlist, u32, {
result1 += *el;
});
assert_int_equal(result1, 0);
}
int main(int argc, char **argv) {
(void)argc;
(void)argv;
const struct CMUnitTest tests[] = {
cmocka_unit_test(test_contains),
cmocka_unit_test(test_foreach),
cmocka_unit_test(test_long_list),
};
//return cmocka_run_group_tests (tests, setup, teardown);
__real_exit( cmocka_run_group_tests (tests, NULL, NULL) );
// fake return for dumb compilers
return 0;
}