tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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linux
1// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
2/*
3 * Test cases for lib/uuid.c module.
4 */
5
6#include <kunit/test.h>
7#include <linux/uuid.h>
8
9struct test_uuid_data {
10 const char *uuid;
11 guid_t le;
12 uuid_t be;
13};
14
15static const struct test_uuid_data test_uuid_test_data[] = {
16 {
17 .uuid = "c33f4995-3701-450e-9fbf-206a2e98e576",
18 .le = GUID_INIT(0xc33f4995, 0x3701, 0x450e, 0x9f, 0xbf, 0x20, 0x6a, 0x2e, 0x98, 0xe5, 0x76),
19 .be = UUID_INIT(0xc33f4995, 0x3701, 0x450e, 0x9f, 0xbf, 0x20, 0x6a, 0x2e, 0x98, 0xe5, 0x76),
20 },
21 {
22 .uuid = "64b4371c-77c1-48f9-8221-29f054fc023b",
23 .le = GUID_INIT(0x64b4371c, 0x77c1, 0x48f9, 0x82, 0x21, 0x29, 0xf0, 0x54, 0xfc, 0x02, 0x3b),
24 .be = UUID_INIT(0x64b4371c, 0x77c1, 0x48f9, 0x82, 0x21, 0x29, 0xf0, 0x54, 0xfc, 0x02, 0x3b),
25 },
26 {
27 .uuid = "0cb4ddff-a545-4401-9d06-688af53e7f84",
28 .le = GUID_INIT(0x0cb4ddff, 0xa545, 0x4401, 0x9d, 0x06, 0x68, 0x8a, 0xf5, 0x3e, 0x7f, 0x84),
29 .be = UUID_INIT(0x0cb4ddff, 0xa545, 0x4401, 0x9d, 0x06, 0x68, 0x8a, 0xf5, 0x3e, 0x7f, 0x84),
30 },
31};
32
33static const char * const test_uuid_wrong_data[] = {
34 "c33f4995-3701-450e-9fbf206a2e98e576 ", /* no hyphen(s) */
35 "64b4371c-77c1-48f9-8221-29f054XX023b", /* invalid character(s) */
36 "0cb4ddff-a545-4401-9d06-688af53e", /* not enough data */
37};
38
39static void uuid_test_guid_valid(struct kunit *test)
40{
41 unsigned int i;
42 const struct test_uuid_data *data;
43 guid_t le;
44
45 for (i = 0; i < ARRAY_SIZE(test_uuid_test_data); i++) {
46 data = &test_uuid_test_data[i];
47 KUNIT_EXPECT_EQ(test, guid_parse(data->uuid, &le), 0);
48 KUNIT_EXPECT_TRUE(test, guid_equal(&data->le, &le));
49 }
50}
51
52static void uuid_test_uuid_valid(struct kunit *test)
53{
54 unsigned int i;
55 const struct test_uuid_data *data;
56 uuid_t be;
57
58 for (i = 0; i < ARRAY_SIZE(test_uuid_test_data); i++) {
59 data = &test_uuid_test_data[i];
60 KUNIT_EXPECT_EQ(test, uuid_parse(data->uuid, &be), 0);
61 KUNIT_EXPECT_TRUE(test, uuid_equal(&data->be, &be));
62 }
63}
64
65static void uuid_test_guid_invalid(struct kunit *test)
66{
67 unsigned int i;
68 const char *uuid;
69 guid_t le;
70
71 for (i = 0; i < ARRAY_SIZE(test_uuid_wrong_data); i++) {
72 uuid = test_uuid_wrong_data[i];
73 KUNIT_EXPECT_EQ(test, guid_parse(uuid, &le), -EINVAL);
74 }
75}
76
77static void uuid_test_uuid_invalid(struct kunit *test)
78{
79 unsigned int i;
80 const char *uuid;
81 uuid_t be;
82
83 for (i = 0; i < ARRAY_SIZE(test_uuid_wrong_data); i++) {
84 uuid = test_uuid_wrong_data[i];
85 KUNIT_EXPECT_EQ(test, uuid_parse(uuid, &be), -EINVAL);
86 }
87}
88
89static struct kunit_case uuid_test_cases[] = {
90 KUNIT_CASE(uuid_test_guid_valid),
91 KUNIT_CASE(uuid_test_uuid_valid),
92 KUNIT_CASE(uuid_test_guid_invalid),
93 KUNIT_CASE(uuid_test_uuid_invalid),
94 {},
95};
96
97static struct kunit_suite uuid_test_suite = {
98 .name = "uuid",
99 .test_cases = uuid_test_cases,
100};
101
102kunit_test_suite(uuid_test_suite);
103
104MODULE_AUTHOR("Andy Shevchenko <andriy.shevchenko@linux.intel.com>");
105MODULE_DESCRIPTION("Test cases for lib/uuid.c module");
106MODULE_LICENSE("Dual BSD/GPL");