Atlas - testautomation_guid.c
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[FILE BEGIN]
1/**
2 * GUID test suite
3 */
4
5#include <SDL3/SDL.h>
6#include <SDL3/SDL_test.h>
7#include "testautomation_suites.h"
8
9#ifdef HAVE_STDINT_H
10#include <stdint.h>
11#endif
12
13/* ================= Test Case Implementation ================== */
14
15/* Helper functions */
16
17#define NUM_TEST_GUIDS 5
18
19#ifndef UINT64_C
20#ifdef _MSC_VER
21#define UINT64_C(x) x##ui64
22#elif defined(_LP64)
23#define UINT64_C(x) x##UL
24#else
25#define UINT64_C(x) x##ULL
26#endif
27#endif
28
29static struct
30{
31    char *str;
32    Uint64 upper, lower;
33} test_guids[NUM_TEST_GUIDS] = {
34    { "0000000000000000"
35      "ffffffffffffffff",
36      UINT64_C(0x0000000000000000), UINT64_C(0xffffffffffffffff) },
37    { "0011223344556677"
38      "8091a2b3c4d5e6f0",
39      UINT64_C(0x0011223344556677), UINT64_C(0x8091a2b3c4d5e6f0) },
40    { "a011223344556677"
41      "8091a2b3c4d5e6f0",
42      UINT64_C(0xa011223344556677), UINT64_C(0x8091a2b3c4d5e6f0) },
43    { "a011223344556677"
44      "8091a2b3c4d5e6f1",
45      UINT64_C(0xa011223344556677), UINT64_C(0x8091a2b3c4d5e6f1) },
46    { "a011223344556677"
47      "8191a2b3c4d5e6f0",
48      UINT64_C(0xa011223344556677), UINT64_C(0x8191a2b3c4d5e6f0) },
49};
50
51static void
52upper_lower_to_bytestring(Uint8 *out, Uint64 upper, Uint64 lower)
53{
54    Uint64 values[2];
55    int i, k;
56
57    values[0] = upper;
58    values[1] = lower;
59
60    for (i = 0; i < 2; ++i) {
61        Uint64 v = values[i];
62
63        for (k = 0; k < 8; ++k) {
64            *out++ = v >> 56;
65            v <<= 8;
66        }
67    }
68}
69
70/* Test case functions */
71
72/**
73 * Check String-to-GUID conversion
74 *
75 * \sa SDL_StringToGUID
76 */
77static int SDLCALL
78TestStringToGUID(void *arg)
79{
80    int i;
81
82    SDLTest_AssertPass("Call to SDL_StringToGUID");
83    for (i = 0; i < NUM_TEST_GUIDS; ++i) {
84        Uint8 expected[16];
85        SDL_GUID guid;
86
87        upper_lower_to_bytestring(expected,
88                                  test_guids[i].upper, test_guids[i].lower);
89
90        guid = SDL_StringToGUID(test_guids[i].str);
91        SDLTest_AssertCheck(SDL_memcmp(expected, guid.data, 16) == 0, "GUID from string, GUID was: '%s'", test_guids[i].str);
92    }
93
94    return TEST_COMPLETED;
95}
96
97/**
98 * Check GUID-to-String conversion
99 *
100 * \sa SDL_GUIDToString
101 */
102static int SDLCALL
103TestGUIDToString(void *arg)
104{
105    int i;
106
107    SDLTest_AssertPass("Call to SDL_GUIDToString");
108    for (i = 0; i < NUM_TEST_GUIDS; ++i) {
109        char guid_str[33];
110        SDL_GUID guid;
111
112        upper_lower_to_bytestring(guid.data,
113                                  test_guids[i].upper, test_guids[i].lower);
114
115        SDL_GUIDToString(guid, guid_str, sizeof(guid_str));
116        SDLTest_AssertCheck(SDL_strcmp(guid_str, test_guids[i].str) == 0, "Checking whether strings match, expected %s, got %s\n", test_guids[i].str, guid_str);
117    }
118
119    return TEST_COMPLETED;
120}
121
122/* ================= Test References ================== */
123
124/* GUID routine test cases */
125static const SDLTest_TestCaseReference guidTest1 = {
126    TestStringToGUID, "TestStringToGUID", "Call to SDL_StringToGUID", TEST_ENABLED
127};
128
129static const SDLTest_TestCaseReference guidTest2 = {
130    TestGUIDToString, "TestGUIDToString", "Call to SDL_GUIDToString", TEST_ENABLED
131};
132
133/* Sequence of GUID routine test cases */
134static const SDLTest_TestCaseReference *guidTests[] = {
135    &guidTest1,
136    &guidTest2,
137    NULL
138};
139
140/* GUID routine test suite (global) */
141SDLTest_TestSuiteReference guidTestSuite = {
142    "GUID",
143    NULL,
144    guidTests,
145    NULL
146};
147
[FILE END]
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