1 /*
2 * Copyright (c) 2014-2020 Pavel Kalvoda <me@pavelkalvoda.com>
3 *
4 * libcbor is free software; you can redistribute it and/or modify
5 * it under the terms of the MIT license. See LICENSE for details.
6 */
7
8 #include "assertions.h"
9 #include "cbor.h"
10
11 unsigned char buffer[512];
12
test_embedded_negint8(void ** _CBOR_UNUSED (_state))13 static void test_embedded_negint8(void **_CBOR_UNUSED(_state)) {
14 assert_size_equal(1, cbor_encode_negint8(14, buffer, 512));
15 assert_memory_equal(buffer, (unsigned char[]){0x2E}, 1);
16 }
17
test_negint8(void ** _CBOR_UNUSED (_state))18 static void test_negint8(void **_CBOR_UNUSED(_state)) {
19 assert_size_equal(0, cbor_encode_negint8(180, buffer, 1));
20 assert_size_equal(2, cbor_encode_negint8(255, buffer, 512));
21 assert_memory_equal(buffer, ((unsigned char[]){0x38, 0xFF}), 2);
22 }
23
test_negint16(void ** _CBOR_UNUSED (_state))24 static void test_negint16(void **_CBOR_UNUSED(_state)) {
25 assert_size_equal(0, cbor_encode_negint16(1000, buffer, 2));
26 assert_size_equal(3, cbor_encode_negint16(1000, buffer, 512));
27 assert_memory_equal(buffer, ((unsigned char[]){0x39, 0x03, 0xE8}), 3);
28 }
29
test_negint32(void ** _CBOR_UNUSED (_state))30 static void test_negint32(void **_CBOR_UNUSED(_state)) {
31 assert_size_equal(0, cbor_encode_negint32(1000000, buffer, 4));
32 assert_size_equal(5, cbor_encode_negint32(1000000, buffer, 512));
33 assert_memory_equal(buffer, ((unsigned char[]){0x3A, 0x00, 0x0F, 0x42, 0x40}),
34 5);
35 }
36
test_negint64(void ** _CBOR_UNUSED (_state))37 static void test_negint64(void **_CBOR_UNUSED(_state)) {
38 assert_size_equal(0,
39 cbor_encode_negint64(18446744073709551615ULL, buffer, 8));
40 assert_size_equal(9,
41 cbor_encode_negint64(18446744073709551615ULL, buffer, 512));
42 assert_memory_equal(
43 buffer,
44 ((unsigned char[]){0x3B, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}),
45 9);
46 }
47
test_unspecified(void ** _CBOR_UNUSED (_state))48 static void test_unspecified(void **_CBOR_UNUSED(_state)) {
49 assert_size_equal(9,
50 cbor_encode_negint(18446744073709551615ULL, buffer, 512));
51 assert_memory_equal(
52 buffer,
53 ((unsigned char[]){0x3B, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}),
54 9);
55 assert_size_equal(5, cbor_encode_negint(1000000, buffer, 512));
56 assert_memory_equal(buffer, ((unsigned char[]){0x3A, 0x00, 0x0F, 0x42, 0x40}),
57 5);
58 assert_size_equal(3, cbor_encode_negint(1000, buffer, 512));
59 assert_memory_equal(buffer, ((unsigned char[]){0x39, 0x03, 0xE8}), 3);
60 assert_size_equal(2, cbor_encode_negint(255, buffer, 512));
61 assert_memory_equal(buffer, ((unsigned char[]){0x38, 0xFF}), 2);
62 }
63
main(void)64 int main(void) {
65 const struct CMUnitTest tests[] = {cmocka_unit_test(test_embedded_negint8),
66 cmocka_unit_test(test_negint8),
67 cmocka_unit_test(test_negint16),
68 cmocka_unit_test(test_negint32),
69 cmocka_unit_test(test_negint64),
70 cmocka_unit_test(test_unspecified)};
71 return cmocka_run_group_tests(tests, NULL, NULL);
72 }
73