1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
|
/*
* Copyright 2022 the Pacemaker project contributors
*
* The version control history for this file may have further details.
*
* This source code is licensed under the GNU General Public License version 2
* or later (GPLv2+) WITHOUT ANY WARRANTY.
*/
#include <crm_internal.h>
#include <crm/common/unittest_internal.h>
#include "mock_private.h"
static void
update_null(void **state) {
char *str = NULL;
// These just make sure they don't crash
pcmk__str_update(NULL, NULL);
pcmk__str_update(NULL, "value");
// Update an already NULL string to NULL
pcmk__str_update(&str, NULL);
assert_null(str);
// Update an already allocated string to NULL
str = strdup("hello");
pcmk__str_update(&str, NULL);
assert_null(str);
}
static void
update_same(void **state) {
char *str = NULL;
char *saved = NULL;
str = strdup("hello");
saved = str;
pcmk__str_update(&str, "hello");
assert_ptr_equal(saved, str); // No free and reallocation
free(str);
}
static void
update_different(void **state) {
char *str = NULL;
str = strdup("hello");
pcmk__str_update(&str, "world");
assert_string_equal(str, "world");
free(str);
}
static void
strdup_fails(void **state) {
char *str = NULL;
str = strdup("hello");
pcmk__assert_exits(
CRM_EX_OSERR,
{
pcmk__mock_strdup = true; // strdup() will return NULL
expect_string(__wrap_strdup, s, "world");
pcmk__str_update(&str, "world");
pcmk__mock_strdup = false; // Use the real strdup()
}
);
free(str);
}
PCMK__UNIT_TEST(NULL, NULL,
cmocka_unit_test(update_null),
cmocka_unit_test(update_same),
cmocka_unit_test(update_different),
cmocka_unit_test(strdup_fails))
|
