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Diffstat (limited to 'contrib/SDL-3.2.8/test/testfile.c')
-rw-r--r--contrib/SDL-3.2.8/test/testfile.c373
1 files changed, 373 insertions, 0 deletions
diff --git a/contrib/SDL-3.2.8/test/testfile.c b/contrib/SDL-3.2.8/test/testfile.c
new file mode 100644
index 0000000..f3d57aa
--- /dev/null
+++ b/contrib/SDL-3.2.8/test/testfile.c
@@ -0,0 +1,373 @@
1/*
2 Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
3
4 This software is provided 'as-is', without any express or implied
5 warranty. In no event will the authors be held liable for any damages
6 arising from the use of this software.
7
8 Permission is granted to anyone to use this software for any purpose,
9 including commercial applications, and to alter it and redistribute it
10 freely.
11*/
12
13/* sanity tests on SDL_iostream.c (useful for alternative implementations of stdio iostream) */
14
15/* quiet windows compiler warnings */
16#if defined(_MSC_VER) && !defined(_CRT_NONSTDC_NO_WARNINGS)
17#define _CRT_NONSTDC_NO_WARNINGS
18#endif
19
20#include <stdio.h>
21#include <stdlib.h>
22#ifndef _MSC_VER
23#include <unistd.h>
24#endif
25
26#include <SDL3/SDL.h>
27#include <SDL3/SDL_main.h>
28#include <SDL3/SDL_test.h>
29
30/* WARNING ! those 2 files will be destroyed by this test program */
31
32#ifdef SDL_PLATFORM_IOS
33#define FBASENAME1 "../Documents/sdldata1" /* this file will be created during tests */
34#define FBASENAME2 "../Documents/sdldata2" /* this file should not exist before starting test */
35#else
36#define FBASENAME1 "sdldata1" /* this file will be created during tests */
37#define FBASENAME2 "sdldata2" /* this file should not exist before starting test */
38#endif
39
40#ifndef NULL
41#define NULL ((void *)0)
42#endif
43
44static SDLTest_CommonState *state;
45
46static void
47cleanup(void)
48{
49 unlink(FBASENAME1);
50 unlink(FBASENAME2);
51}
52
53static void
54iostrm_error_quit(unsigned line, SDL_IOStream *iostrm)
55{
56 SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "testfile.c(%d): failed", line);
57 if (iostrm) {
58 SDL_CloseIO(iostrm);
59 }
60 cleanup();
61 SDL_Quit();
62 SDLTest_CommonDestroyState(state);
63 exit(1); /* quit with iostrm error (test failed) */
64}
65
66#define RWOP_ERR_QUIT(x) iostrm_error_quit(__LINE__, (x))
67
68int main(int argc, char *argv[])
69{
70 SDL_IOStream *iostrm = NULL;
71 char test_buf[30];
72
73 /* Initialize test framework */
74 state = SDLTest_CommonCreateState(argv, 0);
75 if (!state) {
76 return 1;
77 }
78
79 /* Parse commandline */
80 if (!SDLTest_CommonDefaultArgs(state, argc, argv)) {
81 return 1;
82 }
83
84 cleanup();
85
86 /* test 1 : basic argument test: all those calls to SDL_IOFromFile should fail */
87
88 iostrm = SDL_IOFromFile(NULL, NULL);
89 if (iostrm) {
90 RWOP_ERR_QUIT(iostrm);
91 }
92 iostrm = SDL_IOFromFile(NULL, "ab+");
93 if (iostrm) {
94 RWOP_ERR_QUIT(iostrm);
95 }
96 iostrm = SDL_IOFromFile(NULL, "sldfkjsldkfj");
97 if (iostrm) {
98 RWOP_ERR_QUIT(iostrm);
99 }
100 iostrm = SDL_IOFromFile("something", "");
101 if (iostrm) {
102 RWOP_ERR_QUIT(iostrm);
103 }
104 iostrm = SDL_IOFromFile("something", NULL);
105 if (iostrm) {
106 RWOP_ERR_QUIT(iostrm);
107 }
108 SDL_Log("test1 OK");
109
110 /* test 2 : check that inexistent file is not successfully opened/created when required */
111 /* modes : r, r+ imply that file MUST exist
112 modes : a, a+, w, w+ checks that it succeeds (file may not exists)
113
114 */
115 iostrm = SDL_IOFromFile(FBASENAME2, "rb"); /* this file doesn't exist that call must fail */
116 if (iostrm) {
117 RWOP_ERR_QUIT(iostrm);
118 }
119 iostrm = SDL_IOFromFile(FBASENAME2, "rb+"); /* this file doesn't exist that call must fail */
120 if (iostrm) {
121 RWOP_ERR_QUIT(iostrm);
122 }
123 iostrm = SDL_IOFromFile(FBASENAME2, "wb");
124 if (!iostrm) {
125 RWOP_ERR_QUIT(iostrm);
126 }
127 SDL_CloseIO(iostrm);
128 unlink(FBASENAME2);
129 iostrm = SDL_IOFromFile(FBASENAME2, "wb+");
130 if (!iostrm) {
131 RWOP_ERR_QUIT(iostrm);
132 }
133 SDL_CloseIO(iostrm);
134 unlink(FBASENAME2);
135 iostrm = SDL_IOFromFile(FBASENAME2, "ab");
136 if (!iostrm) {
137 RWOP_ERR_QUIT(iostrm);
138 }
139 SDL_CloseIO(iostrm);
140 unlink(FBASENAME2);
141 iostrm = SDL_IOFromFile(FBASENAME2, "ab+");
142 if (!iostrm) {
143 RWOP_ERR_QUIT(iostrm);
144 }
145 SDL_CloseIO(iostrm);
146 unlink(FBASENAME2);
147 SDL_Log("test2 OK");
148
149 /* test 3 : creation, writing , reading, seeking,
150 test : w mode, r mode, w+ mode
151 */
152 iostrm = SDL_IOFromFile(FBASENAME1, "wb"); /* write only */
153 if (!iostrm) {
154 RWOP_ERR_QUIT(iostrm);
155 }
156 if (10 != SDL_WriteIO(iostrm, "1234567890", 10)) {
157 RWOP_ERR_QUIT(iostrm);
158 }
159 if (10 != SDL_WriteIO(iostrm, "1234567890", 10)) {
160 RWOP_ERR_QUIT(iostrm);
161 }
162 if (7 != SDL_WriteIO(iostrm, "1234567", 7)) {
163 RWOP_ERR_QUIT(iostrm);
164 }
165 if (0 != SDL_SeekIO(iostrm, 0L, SDL_IO_SEEK_SET)) {
166 RWOP_ERR_QUIT(iostrm);
167 }
168 if (0 != SDL_ReadIO(iostrm, test_buf, 1)) {
169 RWOP_ERR_QUIT(iostrm); /* we are in write only mode */
170 }
171
172 SDL_CloseIO(iostrm);
173
174 iostrm = SDL_IOFromFile(FBASENAME1, "rb"); /* read mode, file must exist */
175 if (!iostrm) {
176 RWOP_ERR_QUIT(iostrm);
177 }
178 if (0 != SDL_SeekIO(iostrm, 0L, SDL_IO_SEEK_SET)) {
179 RWOP_ERR_QUIT(iostrm);
180 }
181 if (20 != SDL_SeekIO(iostrm, -7, SDL_IO_SEEK_END)) {
182 RWOP_ERR_QUIT(iostrm);
183 }
184 if (7 != SDL_ReadIO(iostrm, test_buf, 7)) {
185 RWOP_ERR_QUIT(iostrm);
186 }
187 if (SDL_memcmp(test_buf, "1234567", 7) != 0) {
188 RWOP_ERR_QUIT(iostrm);
189 }
190 if (0 != SDL_ReadIO(iostrm, test_buf, 1)) {
191 RWOP_ERR_QUIT(iostrm);
192 }
193 if (0 != SDL_ReadIO(iostrm, test_buf, 1000)) {
194 RWOP_ERR_QUIT(iostrm);
195 }
196 if (0 != SDL_SeekIO(iostrm, -27, SDL_IO_SEEK_CUR)) {
197 RWOP_ERR_QUIT(iostrm);
198 }
199 if (27 != SDL_ReadIO(iostrm, test_buf, 30)) {
200 RWOP_ERR_QUIT(iostrm);
201 }
202 if (SDL_memcmp(test_buf, "12345678901234567890", 20) != 0) {
203 RWOP_ERR_QUIT(iostrm);
204 }
205 if (0 != SDL_WriteIO(iostrm, test_buf, 1)) {
206 RWOP_ERR_QUIT(iostrm); /* readonly mode */
207 }
208
209 SDL_CloseIO(iostrm);
210
211 /* test 3: same with w+ mode */
212 iostrm = SDL_IOFromFile(FBASENAME1, "wb+"); /* write + read + truncation */
213 if (!iostrm) {
214 RWOP_ERR_QUIT(iostrm);
215 }
216 if (10 != SDL_WriteIO(iostrm, "1234567890", 10)) {
217 RWOP_ERR_QUIT(iostrm);
218 }
219 if (10 != SDL_WriteIO(iostrm, "1234567890", 10)) {
220 RWOP_ERR_QUIT(iostrm);
221 }
222 if (7 != SDL_WriteIO(iostrm, "1234567", 7)) {
223 RWOP_ERR_QUIT(iostrm);
224 }
225 if (0 != SDL_SeekIO(iostrm, 0L, SDL_IO_SEEK_SET)) {
226 RWOP_ERR_QUIT(iostrm);
227 }
228 if (1 != SDL_ReadIO(iostrm, test_buf, 1)) {
229 RWOP_ERR_QUIT(iostrm); /* we are in read/write mode */
230 }
231
232 if (0 != SDL_SeekIO(iostrm, 0L, SDL_IO_SEEK_SET)) {
233 RWOP_ERR_QUIT(iostrm);
234 }
235 if (20 != SDL_SeekIO(iostrm, -7, SDL_IO_SEEK_END)) {
236 RWOP_ERR_QUIT(iostrm);
237 }
238 if (7 != SDL_ReadIO(iostrm, test_buf, 7)) {
239 RWOP_ERR_QUIT(iostrm);
240 }
241 if (SDL_memcmp(test_buf, "1234567", 7) != 0) {
242 RWOP_ERR_QUIT(iostrm);
243 }
244 if (0 != SDL_ReadIO(iostrm, test_buf, 1)) {
245 RWOP_ERR_QUIT(iostrm);
246 }
247 if (0 != SDL_ReadIO(iostrm, test_buf, 1000)) {
248 RWOP_ERR_QUIT(iostrm);
249 }
250 if (0 != SDL_SeekIO(iostrm, -27, SDL_IO_SEEK_CUR)) {
251 RWOP_ERR_QUIT(iostrm);
252 }
253 if (27 != SDL_ReadIO(iostrm, test_buf, 30)) {
254 RWOP_ERR_QUIT(iostrm);
255 }
256 if (SDL_memcmp(test_buf, "12345678901234567890", 20) != 0) {
257 RWOP_ERR_QUIT(iostrm);
258 }
259 SDL_CloseIO(iostrm);
260 SDL_Log("test3 OK");
261
262 /* test 4: same in r+ mode */
263 iostrm = SDL_IOFromFile(FBASENAME1, "rb+"); /* write + read + file must exists, no truncation */
264 if (!iostrm) {
265 RWOP_ERR_QUIT(iostrm);
266 }
267 if (10 != SDL_WriteIO(iostrm, "1234567890", 10)) {
268 RWOP_ERR_QUIT(iostrm);
269 }
270 if (10 != SDL_WriteIO(iostrm, "1234567890", 10)) {
271 RWOP_ERR_QUIT(iostrm);
272 }
273 if (7 != SDL_WriteIO(iostrm, "1234567", 7)) {
274 RWOP_ERR_QUIT(iostrm);
275 }
276 if (0 != SDL_SeekIO(iostrm, 0L, SDL_IO_SEEK_SET)) {
277 RWOP_ERR_QUIT(iostrm);
278 }
279 if (1 != SDL_ReadIO(iostrm, test_buf, 1)) {
280 RWOP_ERR_QUIT(iostrm); /* we are in read/write mode */
281 }
282
283 if (0 != SDL_SeekIO(iostrm, 0L, SDL_IO_SEEK_SET)) {
284 RWOP_ERR_QUIT(iostrm);
285 }
286 if (20 != SDL_SeekIO(iostrm, -7, SDL_IO_SEEK_END)) {
287 RWOP_ERR_QUIT(iostrm);
288 }
289 if (7 != SDL_ReadIO(iostrm, test_buf, 7)) {
290 RWOP_ERR_QUIT(iostrm);
291 }
292 if (SDL_memcmp(test_buf, "1234567", 7) != 0) {
293 RWOP_ERR_QUIT(iostrm);
294 }
295 if (0 != SDL_ReadIO(iostrm, test_buf, 1)) {
296 RWOP_ERR_QUIT(iostrm);
297 }
298 if (0 != SDL_ReadIO(iostrm, test_buf, 1000)) {
299 RWOP_ERR_QUIT(iostrm);
300 }
301 if (0 != SDL_SeekIO(iostrm, -27, SDL_IO_SEEK_CUR)) {
302 RWOP_ERR_QUIT(iostrm);
303 }
304 if (27 != SDL_ReadIO(iostrm, test_buf, 30)) {
305 RWOP_ERR_QUIT(iostrm);
306 }
307 if (SDL_memcmp(test_buf, "12345678901234567890", 20) != 0) {
308 RWOP_ERR_QUIT(iostrm);
309 }
310 SDL_CloseIO(iostrm);
311 SDL_Log("test4 OK");
312
313 /* test5 : append mode */
314 iostrm = SDL_IOFromFile(FBASENAME1, "ab+"); /* write + read + append */
315 if (!iostrm) {
316 RWOP_ERR_QUIT(iostrm);
317 }
318 if (10 != SDL_WriteIO(iostrm, "1234567890", 10)) {
319 RWOP_ERR_QUIT(iostrm);
320 }
321 if (10 != SDL_WriteIO(iostrm, "1234567890", 10)) {
322 RWOP_ERR_QUIT(iostrm);
323 }
324 if (7 != SDL_WriteIO(iostrm, "1234567", 7)) {
325 RWOP_ERR_QUIT(iostrm);
326 }
327 if (0 != SDL_SeekIO(iostrm, 0L, SDL_IO_SEEK_SET)) {
328 RWOP_ERR_QUIT(iostrm);
329 }
330
331 if (1 != SDL_ReadIO(iostrm, test_buf, 1)) {
332 RWOP_ERR_QUIT(iostrm);
333 }
334 if (0 != SDL_SeekIO(iostrm, 0L, SDL_IO_SEEK_SET)) {
335 RWOP_ERR_QUIT(iostrm);
336 }
337
338 if (20 + 27 != SDL_SeekIO(iostrm, -7, SDL_IO_SEEK_END)) {
339 RWOP_ERR_QUIT(iostrm);
340 }
341 if (7 != SDL_ReadIO(iostrm, test_buf, 7)) {
342 RWOP_ERR_QUIT(iostrm);
343 }
344 if (SDL_memcmp(test_buf, "1234567", 7) != 0) {
345 RWOP_ERR_QUIT(iostrm);
346 }
347 if (0 != SDL_ReadIO(iostrm, test_buf, 1)) {
348 RWOP_ERR_QUIT(iostrm);
349 }
350 if (0 != SDL_ReadIO(iostrm, test_buf, 1000)) {
351 RWOP_ERR_QUIT(iostrm);
352 }
353
354 if (27 != SDL_SeekIO(iostrm, -27, SDL_IO_SEEK_CUR)) {
355 RWOP_ERR_QUIT(iostrm);
356 }
357
358 if (0 != SDL_SeekIO(iostrm, 0L, SDL_IO_SEEK_SET)) {
359 RWOP_ERR_QUIT(iostrm);
360 }
361 if (30 != SDL_ReadIO(iostrm, test_buf, 30)) {
362 RWOP_ERR_QUIT(iostrm);
363 }
364 if (SDL_memcmp(test_buf, "123456789012345678901234567123", 30) != 0) {
365 RWOP_ERR_QUIT(iostrm);
366 }
367 SDL_CloseIO(iostrm);
368 SDL_Log("test5 OK");
369 cleanup();
370 SDL_Quit();
371 SDLTest_CommonDestroyState(state);
372 return 0; /* all ok */
373}
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