xref: /aosp_15_r20/external/coreboot/tests/lib/b64_decode-test.c (revision b9411a12aaaa7e1e6a6fb7c5e057f44ee179a49c)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 #include <stddef.h>
4 #include <stdint.h>
5 #include <stdlib.h>
6 #include <string.h>
7 #include <b64_decode.h>
8 #include <tests/test.h>
9 
10 struct messages_t {
11 	const char *enc;
12 	const char *dec;
13 } messages[] = {
14 	{"QQ==", "A"},
15 	{"Q\r\nUI=", "AB"},
16 	{"QUJD", "ABC"},
17 	{"\nQUJDRA==", "ABCD"},
18 	{"SGVsbG8\r=", "Hello"},
19 	{"SGVsbG8h", "Hello!"}
20 };
21 
22 const char *invalid[] = {
23 	"QQ=-=",
24 	"SGVsbG-8="
25 };
26 
test_b64_decode(void ** state)27 static void test_b64_decode(void **state)
28 {
29 	uint8_t *decoded;
30 	size_t res;
31 
32 	for (int i = 0; i < ARRAY_SIZE(messages); i++) {
33 		decoded = malloc(strlen(messages[i].enc) * sizeof(char));
34 
35 		res = b64_decode((uint8_t *)messages[i].enc, strlen(messages[i].enc), decoded);
36 
37 		assert_int_equal(res, (strlen(messages[i].dec)));
38 		assert_string_equal((const char *)decoded, messages[i].dec);
39 
40 		free(decoded);
41 	}
42 
43 	for (int i = 0; i < ARRAY_SIZE(invalid); i++) {
44 		decoded = malloc(strlen(invalid[i]) * sizeof(char));
45 
46 		res = b64_decode((uint8_t *)invalid[i], strlen(invalid[i]), decoded);
47 
48 		assert_int_equal(res, 0);
49 
50 		free(decoded);
51 	}
52 }
53 
main(void)54 int main(void)
55 {
56 	const struct CMUnitTest tests[] = {
57 		cmocka_unit_test(test_b64_decode),
58 	};
59 
60 	return cb_run_group_tests(tests, NULL, NULL);
61 }
62