1
2 /**
3 * Automated SDL_RWops test.
4 *
5 * Original code written by Edgar Simo "bobbens"
6 * Ported by Markus Kauppila (markus.kauppila@gmail.com)
7 * Updated and extended for SDL_test by aschiffler at ferzkopp dot net
8 *
9 * Released under Public Domain.
10 */
11
12 /* quiet windows compiler warnings */
13 #define _CRT_SECURE_NO_WARNINGS
14
15 #include <stdio.h>
16
17 #include "SDL.h"
18 #include "SDL_test.h"
19
20 /* ================= Test Case Implementation ================== */
21
22 const char* RWopsReadTestFilename = "rwops_read";
23 const char* RWopsWriteTestFilename = "rwops_write";
24 const char* RWopsAlphabetFilename = "rwops_alphabet";
25
26 static const char RWopsHelloWorldTestString[] = "Hello World!";
27 static const char RWopsHelloWorldCompString[] = "Hello World!";
28 static const char RWopsAlphabetString[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
29
30 /* Fixture */
31
32 void
RWopsSetUp(void * arg)33 RWopsSetUp(void *arg)
34 {
35 size_t fileLen;
36 FILE *handle;
37 size_t writtenLen;
38 int result;
39
40 /* Clean up from previous runs (if any); ignore errors */
41 remove(RWopsReadTestFilename);
42 remove(RWopsWriteTestFilename);
43 remove(RWopsAlphabetFilename);
44
45 /* Create a test file */
46 handle = fopen(RWopsReadTestFilename, "w");
47 SDLTest_AssertCheck(handle != NULL, "Verify creation of file '%s' returned non NULL handle", RWopsReadTestFilename);
48 if (handle == NULL) return;
49
50 /* Write some known text into it */
51 fileLen = SDL_strlen(RWopsHelloWorldTestString);
52 writtenLen = fwrite(RWopsHelloWorldTestString, 1, fileLen, handle);
53 SDLTest_AssertCheck(fileLen == writtenLen, "Verify number of written bytes, expected %i, got %i", (int) fileLen, (int) writtenLen);
54 result = fclose(handle);
55 SDLTest_AssertCheck(result == 0, "Verify result from fclose, expected 0, got %i", result);
56
57 /* Create a second test file */
58 handle = fopen(RWopsAlphabetFilename, "w");
59 SDLTest_AssertCheck(handle != NULL, "Verify creation of file '%s' returned non NULL handle", RWopsAlphabetFilename);
60 if (handle == NULL) return;
61
62 /* Write alphabet text into it */
63 fileLen = SDL_strlen(RWopsAlphabetString);
64 writtenLen = fwrite(RWopsAlphabetString, 1, fileLen, handle);
65 SDLTest_AssertCheck(fileLen == writtenLen, "Verify number of written bytes, expected %i, got %i", (int) fileLen, (int) writtenLen);
66 result = fclose(handle);
67 SDLTest_AssertCheck(result == 0, "Verify result from fclose, expected 0, got %i", result);
68
69 SDLTest_AssertPass("Creation of test file completed");
70 }
71
72 void
RWopsTearDown(void * arg)73 RWopsTearDown(void *arg)
74 {
75 int result;
76
77 /* Remove the created files to clean up; ignore errors for write filename */
78 result = remove(RWopsReadTestFilename);
79 SDLTest_AssertCheck(result == 0, "Verify result from remove(%s), expected 0, got %i", RWopsReadTestFilename, result);
80 remove(RWopsWriteTestFilename);
81 result = remove(RWopsAlphabetFilename);
82 SDLTest_AssertCheck(result == 0, "Verify result from remove(%s), expected 0, got %i", RWopsAlphabetFilename, result);
83
84 SDLTest_AssertPass("Cleanup of test files completed");
85 }
86
87 /**
88 * @brief Makes sure parameters work properly. Local helper function.
89 *
90 * \sa
91 * http://wiki.libsdl.org/moin.cgi/SDL_RWseek
92 * http://wiki.libsdl.org/moin.cgi/SDL_RWread
93 */
94 void
_testGenericRWopsValidations(SDL_RWops * rw,int write)95 _testGenericRWopsValidations(SDL_RWops *rw, int write)
96 {
97 char buf[sizeof(RWopsHelloWorldTestString)];
98 Sint64 i;
99 size_t s;
100 int seekPos = SDLTest_RandomIntegerInRange(4, 8);
101
102 /* Clear buffer */
103 SDL_zeroa(buf);
104
105 /* Set to start. */
106 i = SDL_RWseek(rw, 0, RW_SEEK_SET );
107 SDLTest_AssertPass("Call to SDL_RWseek succeeded");
108 SDLTest_AssertCheck(i == (Sint64)0, "Verify seek to 0 with SDL_RWseek (RW_SEEK_SET), expected 0, got %"SDL_PRIs64, i);
109
110 /* Test write. */
111 s = SDL_RWwrite(rw, RWopsHelloWorldTestString, sizeof(RWopsHelloWorldTestString)-1, 1);
112 SDLTest_AssertPass("Call to SDL_RWwrite succeeded");
113 if (write) {
114 SDLTest_AssertCheck(s == (size_t)1, "Verify result of writing one byte with SDL_RWwrite, expected 1, got %i", (int) s);
115 }
116 else {
117 SDLTest_AssertCheck(s == (size_t)0, "Verify result of writing with SDL_RWwrite, expected: 0, got %i", (int) s);
118 }
119
120 /* Test seek to random position */
121 i = SDL_RWseek( rw, seekPos, RW_SEEK_SET );
122 SDLTest_AssertPass("Call to SDL_RWseek succeeded");
123 SDLTest_AssertCheck(i == (Sint64)seekPos, "Verify seek to %i with SDL_RWseek (RW_SEEK_SET), expected %i, got %"SDL_PRIs64, seekPos, seekPos, i);
124
125 /* Test seek back to start */
126 i = SDL_RWseek(rw, 0, RW_SEEK_SET );
127 SDLTest_AssertPass("Call to SDL_RWseek succeeded");
128 SDLTest_AssertCheck(i == (Sint64)0, "Verify seek to 0 with SDL_RWseek (RW_SEEK_SET), expected 0, got %"SDL_PRIs64, i);
129
130 /* Test read */
131 s = SDL_RWread( rw, buf, 1, sizeof(RWopsHelloWorldTestString)-1 );
132 SDLTest_AssertPass("Call to SDL_RWread succeeded");
133 SDLTest_AssertCheck(
134 s == (size_t)(sizeof(RWopsHelloWorldTestString)-1),
135 "Verify result from SDL_RWread, expected %i, got %i",
136 (int) (sizeof(RWopsHelloWorldTestString)-1),
137 (int) s);
138 SDLTest_AssertCheck(
139 SDL_memcmp(buf, RWopsHelloWorldTestString, sizeof(RWopsHelloWorldTestString)-1 ) == 0,
140 "Verify read bytes match expected string, expected '%s', got '%s'", RWopsHelloWorldTestString, buf);
141
142 /* More seek tests. */
143 i = SDL_RWseek( rw, -4, RW_SEEK_CUR );
144 SDLTest_AssertPass("Call to SDL_RWseek(...,-4,RW_SEEK_CUR) succeeded");
145 SDLTest_AssertCheck(
146 i == (Sint64)(sizeof(RWopsHelloWorldTestString)-5),
147 "Verify seek to -4 with SDL_RWseek (RW_SEEK_CUR), expected %i, got %i",
148 (int) (sizeof(RWopsHelloWorldTestString)-5),
149 (int) i);
150
151 i = SDL_RWseek( rw, -1, RW_SEEK_END );
152 SDLTest_AssertPass("Call to SDL_RWseek(...,-1,RW_SEEK_END) succeeded");
153 SDLTest_AssertCheck(
154 i == (Sint64)(sizeof(RWopsHelloWorldTestString)-2),
155 "Verify seek to -1 with SDL_RWseek (RW_SEEK_END), expected %i, got %i",
156 (int) (sizeof(RWopsHelloWorldTestString)-2),
157 (int) i);
158
159 /* Invalid whence seek */
160 i = SDL_RWseek( rw, 0, 999 );
161 SDLTest_AssertPass("Call to SDL_RWseek(...,0,invalid_whence) succeeded");
162 SDLTest_AssertCheck(
163 i == (Sint64)(-1),
164 "Verify seek with SDL_RWseek (invalid_whence); expected: -1, got %i",
165 (int) i);
166 }
167
168 /* !
169 * Negative test for SDL_RWFromFile parameters
170 *
171 * \sa http://wiki.libsdl.org/moin.cgi/SDL_RWFromFile
172 *
173 */
174 int
rwops_testParamNegative(void)175 rwops_testParamNegative (void)
176 {
177 SDL_RWops *rwops;
178
179 /* These should all fail. */
180 rwops = SDL_RWFromFile(NULL, NULL);
181 SDLTest_AssertPass("Call to SDL_RWFromFile(NULL, NULL) succeeded");
182 SDLTest_AssertCheck(rwops == NULL, "Verify SDL_RWFromFile(NULL, NULL) returns NULL");
183
184 rwops = SDL_RWFromFile(NULL, "ab+");
185 SDLTest_AssertPass("Call to SDL_RWFromFile(NULL, \"ab+\") succeeded");
186 SDLTest_AssertCheck(rwops == NULL, "Verify SDL_RWFromFile(NULL, \"ab+\") returns NULL");
187
188 rwops = SDL_RWFromFile(NULL, "sldfkjsldkfj");
189 SDLTest_AssertPass("Call to SDL_RWFromFile(NULL, \"sldfkjsldkfj\") succeeded");
190 SDLTest_AssertCheck(rwops == NULL, "Verify SDL_RWFromFile(NULL, \"sldfkjsldkfj\") returns NULL");
191
192 rwops = SDL_RWFromFile("something", "");
193 SDLTest_AssertPass("Call to SDL_RWFromFile(\"something\", \"\") succeeded");
194 SDLTest_AssertCheck(rwops == NULL, "Verify SDL_RWFromFile(\"something\", \"\") returns NULL");
195
196 rwops = SDL_RWFromFile("something", NULL);
197 SDLTest_AssertPass("Call to SDL_RWFromFile(\"something\", NULL) succeeded");
198 SDLTest_AssertCheck(rwops == NULL, "Verify SDL_RWFromFile(\"something\", NULL) returns NULL");
199
200 rwops = SDL_RWFromMem((void *)NULL, 10);
201 SDLTest_AssertPass("Call to SDL_RWFromMem(NULL, 10) succeeded");
202 SDLTest_AssertCheck(rwops == NULL, "Verify SDL_RWFromMem(NULL, 10) returns NULL");
203
204 rwops = SDL_RWFromMem((void *)RWopsAlphabetString, 0);
205 SDLTest_AssertPass("Call to SDL_RWFromMem(data, 0) succeeded");
206 SDLTest_AssertCheck(rwops == NULL, "Verify SDL_RWFromMem(data, 0) returns NULL");
207
208 rwops = SDL_RWFromConstMem((const void *)RWopsAlphabetString, 0);
209 SDLTest_AssertPass("Call to SDL_RWFromConstMem(data, 0) succeeded");
210 SDLTest_AssertCheck(rwops == NULL, "Verify SDL_RWFromConstMem(data, 0) returns NULL");
211
212 return TEST_COMPLETED;
213 }
214
215 /**
216 * @brief Tests opening from memory.
217 *
218 * \sa http://wiki.libsdl.org/moin.cgi/SDL_RWFromMem
219 * \sa http://wiki.libsdl.org/moin.cgi/SDL_RWClose
220 */
221 int
rwops_testMem(void)222 rwops_testMem (void)
223 {
224 char mem[sizeof(RWopsHelloWorldTestString)];
225 SDL_RWops *rw;
226 int result;
227
228 /* Clear buffer */
229 SDL_zeroa(mem);
230
231 /* Open */
232 rw = SDL_RWFromMem(mem, sizeof(RWopsHelloWorldTestString)-1);
233 SDLTest_AssertPass("Call to SDL_RWFromMem() succeeded");
234 SDLTest_AssertCheck(rw != NULL, "Verify opening memory with SDL_RWFromMem does not return NULL");
235
236 /* Bail out if NULL */
237 if (rw == NULL) return TEST_ABORTED;
238
239 /* Check type */
240 SDLTest_AssertCheck(rw->type == SDL_RWOPS_MEMORY, "Verify RWops type is SDL_RWOPS_MEMORY; expected: %d, got: %d", SDL_RWOPS_MEMORY, rw->type);
241
242 /* Run generic tests */
243 _testGenericRWopsValidations(rw, 1);
244
245 /* Close */
246 result = SDL_RWclose(rw);
247 SDLTest_AssertPass("Call to SDL_RWclose() succeeded");
248 SDLTest_AssertCheck(result == 0, "Verify result value is 0; got: %d", result);
249
250 return TEST_COMPLETED;
251 }
252
253
254 /**
255 * @brief Tests opening from memory.
256 *
257 * \sa
258 * http://wiki.libsdl.org/moin.cgi/SDL_RWFromConstMem
259 * http://wiki.libsdl.org/moin.cgi/SDL_RWClose
260 */
261 int
rwops_testConstMem(void)262 rwops_testConstMem (void)
263 {
264 SDL_RWops *rw;
265 int result;
266
267 /* Open handle */
268 rw = SDL_RWFromConstMem( RWopsHelloWorldCompString, sizeof(RWopsHelloWorldCompString)-1 );
269 SDLTest_AssertPass("Call to SDL_RWFromConstMem() succeeded");
270 SDLTest_AssertCheck(rw != NULL, "Verify opening memory with SDL_RWFromConstMem does not return NULL");
271
272 /* Bail out if NULL */
273 if (rw == NULL) return TEST_ABORTED;
274
275 /* Check type */
276 SDLTest_AssertCheck(rw->type == SDL_RWOPS_MEMORY_RO, "Verify RWops type is SDL_RWOPS_MEMORY_RO; expected: %d, got: %d", SDL_RWOPS_MEMORY_RO, rw->type);
277
278 /* Run generic tests */
279 _testGenericRWopsValidations( rw, 0 );
280
281 /* Close handle */
282 result = SDL_RWclose(rw);
283 SDLTest_AssertPass("Call to SDL_RWclose() succeeded");
284 SDLTest_AssertCheck(result == 0, "Verify result value is 0; got: %d", result);
285
286 return TEST_COMPLETED;
287 }
288
289
290 /**
291 * @brief Tests reading from file.
292 *
293 * \sa
294 * http://wiki.libsdl.org/moin.cgi/SDL_RWFromFile
295 * http://wiki.libsdl.org/moin.cgi/SDL_RWClose
296 */
297 int
rwops_testFileRead(void)298 rwops_testFileRead(void)
299 {
300 SDL_RWops *rw;
301 int result;
302
303 /* Read test. */
304 rw = SDL_RWFromFile(RWopsReadTestFilename, "r");
305 SDLTest_AssertPass("Call to SDL_RWFromFile(..,\"r\") succeeded");
306 SDLTest_AssertCheck(rw != NULL, "Verify opening file with SDL_RWFromFile in read mode does not return NULL");
307
308 /* Bail out if NULL */
309 if (rw == NULL) return TEST_ABORTED;
310
311 /* Check type */
312 #if defined(__ANDROID__)
313 SDLTest_AssertCheck(
314 rw->type == SDL_RWOPS_STDFILE || rw->type == SDL_RWOPS_JNIFILE,
315 "Verify RWops type is SDL_RWOPS_STDFILE or SDL_RWOPS_JNIFILE; expected: %d|%d, got: %d", SDL_RWOPS_STDFILE, SDL_RWOPS_JNIFILE, rw->type);
316 #elif defined(__WIN32__)
317 SDLTest_AssertCheck(
318 rw->type == SDL_RWOPS_WINFILE,
319 "Verify RWops type is SDL_RWOPS_WINFILE; expected: %d, got: %d", SDL_RWOPS_WINFILE, rw->type);
320 #else
321 SDLTest_AssertCheck(
322 rw->type == SDL_RWOPS_STDFILE,
323 "Verify RWops type is SDL_RWOPS_STDFILE; expected: %d, got: %d", SDL_RWOPS_STDFILE, rw->type);
324 #endif
325
326 /* Run generic tests */
327 _testGenericRWopsValidations( rw, 0 );
328
329 /* Close handle */
330 result = SDL_RWclose(rw);
331 SDLTest_AssertPass("Call to SDL_RWclose() succeeded");
332 SDLTest_AssertCheck(result == 0, "Verify result value is 0; got: %d", result);
333
334 return TEST_COMPLETED;
335 }
336
337 /**
338 * @brief Tests writing from file.
339 *
340 * \sa
341 * http://wiki.libsdl.org/moin.cgi/SDL_RWFromFile
342 * http://wiki.libsdl.org/moin.cgi/SDL_RWClose
343 */
344 int
rwops_testFileWrite(void)345 rwops_testFileWrite(void)
346 {
347 SDL_RWops *rw;
348 int result;
349
350 /* Write test. */
351 rw = SDL_RWFromFile(RWopsWriteTestFilename, "w+");
352 SDLTest_AssertPass("Call to SDL_RWFromFile(..,\"w+\") succeeded");
353 SDLTest_AssertCheck(rw != NULL, "Verify opening file with SDL_RWFromFile in write mode does not return NULL");
354
355 /* Bail out if NULL */
356 if (rw == NULL) return TEST_ABORTED;
357
358 /* Check type */
359 #if defined(__ANDROID__)
360 SDLTest_AssertCheck(
361 rw->type == SDL_RWOPS_STDFILE || rw->type == SDL_RWOPS_JNIFILE,
362 "Verify RWops type is SDL_RWOPS_STDFILE or SDL_RWOPS_JNIFILE; expected: %d|%d, got: %d", SDL_RWOPS_STDFILE, SDL_RWOPS_JNIFILE, rw->type);
363 #elif defined(__WIN32__)
364 SDLTest_AssertCheck(
365 rw->type == SDL_RWOPS_WINFILE,
366 "Verify RWops type is SDL_RWOPS_WINFILE; expected: %d, got: %d", SDL_RWOPS_WINFILE, rw->type);
367 #else
368 SDLTest_AssertCheck(
369 rw->type == SDL_RWOPS_STDFILE,
370 "Verify RWops type is SDL_RWOPS_STDFILE; expected: %d, got: %d", SDL_RWOPS_STDFILE, rw->type);
371 #endif
372
373 /* Run generic tests */
374 _testGenericRWopsValidations( rw, 1 );
375
376 /* Close handle */
377 result = SDL_RWclose(rw);
378 SDLTest_AssertPass("Call to SDL_RWclose() succeeded");
379 SDLTest_AssertCheck(result == 0, "Verify result value is 0; got: %d", result);
380
381 return TEST_COMPLETED;
382 }
383
384
385 /**
386 * @brief Tests reading from file handle
387 *
388 * \sa
389 * http://wiki.libsdl.org/moin.cgi/SDL_RWFromFP
390 * http://wiki.libsdl.org/moin.cgi/SDL_RWClose
391 *
392 */
393 int
rwops_testFPRead(void)394 rwops_testFPRead(void)
395 {
396 FILE *fp;
397 SDL_RWops *rw;
398 int result;
399
400 /* Run read tests. */
401 fp = fopen(RWopsReadTestFilename, "r");
402 SDLTest_AssertCheck(fp != NULL, "Verify handle from opening file '%s' in read mode is not NULL", RWopsReadTestFilename);
403
404 /* Bail out if NULL */
405 if (fp == NULL) return TEST_ABORTED;
406
407 /* Open */
408 rw = SDL_RWFromFP( fp, SDL_TRUE );
409 SDLTest_AssertPass("Call to SDL_RWFromFP() succeeded");
410 SDLTest_AssertCheck(rw != NULL, "Verify opening file with SDL_RWFromFP in read mode does not return NULL");
411
412 /* Bail out if NULL */
413 if (rw == NULL) {
414 fclose(fp);
415 return TEST_ABORTED;
416 }
417
418 /* Check type */
419 SDLTest_AssertCheck(
420 rw->type == SDL_RWOPS_STDFILE,
421 "Verify RWops type is SDL_RWOPS_STDFILE; expected: %d, got: %d", SDL_RWOPS_STDFILE, rw->type);
422
423 /* Run generic tests */
424 _testGenericRWopsValidations( rw, 0 );
425
426 /* Close handle - does fclose() */
427 result = SDL_RWclose(rw);
428 SDLTest_AssertPass("Call to SDL_RWclose() succeeded");
429 SDLTest_AssertCheck(result == 0, "Verify result value is 0; got: %d", result);
430
431 return TEST_COMPLETED;
432 }
433
434
435 /**
436 * @brief Tests writing to file handle
437 *
438 * \sa
439 * http://wiki.libsdl.org/moin.cgi/SDL_RWFromFP
440 * http://wiki.libsdl.org/moin.cgi/SDL_RWClose
441 *
442 */
443 int
rwops_testFPWrite(void)444 rwops_testFPWrite(void)
445 {
446 FILE *fp;
447 SDL_RWops *rw;
448 int result;
449
450 /* Run write tests. */
451 fp = fopen(RWopsWriteTestFilename, "w+");
452 SDLTest_AssertCheck(fp != NULL, "Verify handle from opening file '%s' in write mode is not NULL", RWopsWriteTestFilename);
453
454 /* Bail out if NULL */
455 if (fp == NULL) return TEST_ABORTED;
456
457 /* Open */
458 rw = SDL_RWFromFP( fp, SDL_TRUE );
459 SDLTest_AssertPass("Call to SDL_RWFromFP() succeeded");
460 SDLTest_AssertCheck(rw != NULL, "Verify opening file with SDL_RWFromFP in write mode does not return NULL");
461
462 /* Bail out if NULL */
463 if (rw == NULL) {
464 fclose(fp);
465 return TEST_ABORTED;
466 }
467
468 /* Check type */
469 SDLTest_AssertCheck(
470 rw->type == SDL_RWOPS_STDFILE,
471 "Verify RWops type is SDL_RWOPS_STDFILE; expected: %d, got: %d", SDL_RWOPS_STDFILE, rw->type);
472
473 /* Run generic tests */
474 _testGenericRWopsValidations( rw, 1 );
475
476 /* Close handle - does fclose() */
477 result = SDL_RWclose(rw);
478 SDLTest_AssertPass("Call to SDL_RWclose() succeeded");
479 SDLTest_AssertCheck(result == 0, "Verify result value is 0; got: %d", result);
480
481 return TEST_COMPLETED;
482 }
483
484 /**
485 * @brief Tests alloc and free RW context.
486 *
487 * \sa http://wiki.libsdl.org/moin.cgi/SDL_AllocRW
488 * \sa http://wiki.libsdl.org/moin.cgi/SDL_FreeRW
489 */
490 int
rwops_testAllocFree(void)491 rwops_testAllocFree (void)
492 {
493 /* Allocate context */
494 SDL_RWops *rw = SDL_AllocRW();
495 SDLTest_AssertPass("Call to SDL_AllocRW() succeeded");
496 SDLTest_AssertCheck(rw != NULL, "Validate result from SDL_AllocRW() is not NULL");
497 if (rw==NULL) return TEST_ABORTED;
498
499 /* Check type */
500 SDLTest_AssertCheck(
501 rw->type == SDL_RWOPS_UNKNOWN,
502 "Verify RWops type is SDL_RWOPS_UNKNOWN; expected: %d, got: %d", SDL_RWOPS_UNKNOWN, rw->type);
503
504 /* Free context again */
505 SDL_FreeRW(rw);
506 SDLTest_AssertPass("Call to SDL_FreeRW() succeeded");
507
508 return TEST_COMPLETED;
509 }
510
511 /**
512 * @brief Compare memory and file reads
513 *
514 * \sa http://wiki.libsdl.org/moin.cgi/SDL_RWFromMem
515 * \sa http://wiki.libsdl.org/moin.cgi/SDL_RWFromFile
516 */
517 int
rwops_testCompareRWFromMemWithRWFromFile(void)518 rwops_testCompareRWFromMemWithRWFromFile(void)
519 {
520 int slen = 26;
521 char buffer_file[27];
522 char buffer_mem[27];
523 size_t rv_file;
524 size_t rv_mem;
525 Uint64 sv_file;
526 Uint64 sv_mem;
527 SDL_RWops* rwops_file;
528 SDL_RWops* rwops_mem;
529 int size;
530 int result;
531
532
533 for (size=5; size<10; size++)
534 {
535 /* Terminate buffer */
536 buffer_file[slen] = 0;
537 buffer_mem[slen] = 0;
538
539 /* Read/seek from memory */
540 rwops_mem = SDL_RWFromMem((void *)RWopsAlphabetString, slen);
541 SDLTest_AssertPass("Call to SDL_RWFromMem()");
542 rv_mem = SDL_RWread(rwops_mem, buffer_mem, size, 6);
543 SDLTest_AssertPass("Call to SDL_RWread(mem, size=%d)", size);
544 sv_mem = SDL_RWseek(rwops_mem, 0, SEEK_END);
545 SDLTest_AssertPass("Call to SDL_RWseek(mem,SEEK_END)");
546 result = SDL_RWclose(rwops_mem);
547 SDLTest_AssertPass("Call to SDL_RWclose(mem)");
548 SDLTest_AssertCheck(result == 0, "Verify result value is 0; got: %d", result);
549
550 /* Read/see from file */
551 rwops_file = SDL_RWFromFile(RWopsAlphabetFilename, "r");
552 SDLTest_AssertPass("Call to SDL_RWFromFile()");
553 rv_file = SDL_RWread(rwops_file, buffer_file, size, 6);
554 SDLTest_AssertPass("Call to SDL_RWread(file, size=%d)", size);
555 sv_file = SDL_RWseek(rwops_file, 0, SEEK_END);
556 SDLTest_AssertPass("Call to SDL_RWseek(file,SEEK_END)");
557 result = SDL_RWclose(rwops_file);
558 SDLTest_AssertPass("Call to SDL_RWclose(file)");
559 SDLTest_AssertCheck(result == 0, "Verify result value is 0; got: %d", result);
560
561 /* Compare */
562 SDLTest_AssertCheck(rv_mem == rv_file, "Verify returned read blocks matches for mem and file reads; got: rv_mem=%d rv_file=%d", (int) rv_mem, (int) rv_file);
563 SDLTest_AssertCheck(sv_mem == sv_file, "Verify SEEK_END position matches for mem and file seeks; got: sv_mem=%d sv_file=%d", (int) sv_mem, (int) sv_file);
564 SDLTest_AssertCheck(buffer_mem[slen] == 0, "Verify mem buffer termination; expected: 0, got: %d", buffer_mem[slen]);
565 SDLTest_AssertCheck(buffer_file[slen] == 0, "Verify file buffer termination; expected: 0, got: %d", buffer_file[slen]);
566 SDLTest_AssertCheck(
567 SDL_strncmp(buffer_mem, RWopsAlphabetString, slen) == 0,
568 "Verify mem buffer contain alphabet string; expected: %s, got: %s", RWopsAlphabetString, buffer_mem);
569 SDLTest_AssertCheck(
570 SDL_strncmp(buffer_file, RWopsAlphabetString, slen) == 0,
571 "Verify file buffer contain alphabet string; expected: %s, got: %s", RWopsAlphabetString, buffer_file);
572 }
573
574 return TEST_COMPLETED;
575 }
576
577 /**
578 * @brief Tests writing and reading from file using endian aware functions.
579 *
580 * \sa
581 * http://wiki.libsdl.org/moin.cgi/SDL_RWFromFile
582 * http://wiki.libsdl.org/moin.cgi/SDL_RWClose
583 * http://wiki.libsdl.org/moin.cgi/SDL_ReadBE16
584 * http://wiki.libsdl.org/moin.cgi/SDL_WriteBE16
585 */
586 int
rwops_testFileWriteReadEndian(void)587 rwops_testFileWriteReadEndian(void)
588 {
589 SDL_RWops *rw;
590 Sint64 result;
591 int mode;
592 size_t objectsWritten;
593 Uint16 BE16value;
594 Uint32 BE32value;
595 Uint64 BE64value;
596 Uint16 LE16value;
597 Uint32 LE32value;
598 Uint64 LE64value;
599 Uint16 BE16test;
600 Uint32 BE32test;
601 Uint64 BE64test;
602 Uint16 LE16test;
603 Uint32 LE32test;
604 Uint64 LE64test;
605 int cresult;
606
607 for (mode = 0; mode < 3; mode++) {
608
609 /* Create test data */
610 switch (mode) {
611 case 0:
612 SDLTest_Log("All 0 values");
613 BE16value = 0;
614 BE32value = 0;
615 BE64value = 0;
616 LE16value = 0;
617 LE32value = 0;
618 LE64value = 0;
619 break;
620 case 1:
621 SDLTest_Log("All 1 values");
622 BE16value = 1;
623 BE32value = 1;
624 BE64value = 1;
625 LE16value = 1;
626 LE32value = 1;
627 LE64value = 1;
628 break;
629 case 2:
630 SDLTest_Log("Random values");
631 BE16value = SDLTest_RandomUint16();
632 BE32value = SDLTest_RandomUint32();
633 BE64value = SDLTest_RandomUint64();
634 LE16value = SDLTest_RandomUint16();
635 LE32value = SDLTest_RandomUint32();
636 LE64value = SDLTest_RandomUint64();
637 break;
638 }
639
640 /* Write test. */
641 rw = SDL_RWFromFile(RWopsWriteTestFilename, "w+");
642 SDLTest_AssertPass("Call to SDL_RWFromFile(..,\"w+\")");
643 SDLTest_AssertCheck(rw != NULL, "Verify opening file with SDL_RWFromFile in write mode does not return NULL");
644
645 /* Bail out if NULL */
646 if (rw == NULL) return TEST_ABORTED;
647
648 /* Write test data */
649 objectsWritten = SDL_WriteBE16(rw, BE16value);
650 SDLTest_AssertPass("Call to SDL_WriteBE16()");
651 SDLTest_AssertCheck(objectsWritten == 1, "Validate number of objects written, expected: 1, got: %i", (int) objectsWritten);
652 objectsWritten = SDL_WriteBE32(rw, BE32value);
653 SDLTest_AssertPass("Call to SDL_WriteBE32()");
654 SDLTest_AssertCheck(objectsWritten == 1, "Validate number of objects written, expected: 1, got: %i", (int) objectsWritten);
655 objectsWritten = SDL_WriteBE64(rw, BE64value);
656 SDLTest_AssertPass("Call to SDL_WriteBE64()");
657 SDLTest_AssertCheck(objectsWritten == 1, "Validate number of objects written, expected: 1, got: %i", (int) objectsWritten);
658 objectsWritten = SDL_WriteLE16(rw, LE16value);
659 SDLTest_AssertPass("Call to SDL_WriteLE16()");
660 SDLTest_AssertCheck(objectsWritten == 1, "Validate number of objects written, expected: 1, got: %i", (int) objectsWritten);
661 objectsWritten = SDL_WriteLE32(rw, LE32value);
662 SDLTest_AssertPass("Call to SDL_WriteLE32()");
663 SDLTest_AssertCheck(objectsWritten == 1, "Validate number of objects written, expected: 1, got: %i", (int) objectsWritten);
664 objectsWritten = SDL_WriteLE64(rw, LE64value);
665 SDLTest_AssertPass("Call to SDL_WriteLE64()");
666 SDLTest_AssertCheck(objectsWritten == 1, "Validate number of objects written, expected: 1, got: %i", (int) objectsWritten);
667
668 /* Test seek to start */
669 result = SDL_RWseek( rw, 0, RW_SEEK_SET );
670 SDLTest_AssertPass("Call to SDL_RWseek succeeded");
671 SDLTest_AssertCheck(result == 0, "Verify result from position 0 with SDL_RWseek, expected 0, got %i", (int) result);
672
673 /* Read test data */
674 BE16test = SDL_ReadBE16(rw);
675 SDLTest_AssertPass("Call to SDL_ReadBE16()");
676 SDLTest_AssertCheck(BE16test == BE16value, "Validate return value from SDL_ReadBE16, expected: %hu, got: %hu", BE16value, BE16test);
677 BE32test = SDL_ReadBE32(rw);
678 SDLTest_AssertPass("Call to SDL_ReadBE32()");
679 SDLTest_AssertCheck(BE32test == BE32value, "Validate return value from SDL_ReadBE32, expected: %u, got: %u", BE32value, BE32test);
680 BE64test = SDL_ReadBE64(rw);
681 SDLTest_AssertPass("Call to SDL_ReadBE64()");
682 SDLTest_AssertCheck(BE64test == BE64value, "Validate return value from SDL_ReadBE64, expected: %"SDL_PRIu64", got: %"SDL_PRIu64, BE64value, BE64test);
683 LE16test = SDL_ReadLE16(rw);
684 SDLTest_AssertPass("Call to SDL_ReadLE16()");
685 SDLTest_AssertCheck(LE16test == LE16value, "Validate return value from SDL_ReadLE16, expected: %hu, got: %hu", LE16value, LE16test);
686 LE32test = SDL_ReadLE32(rw);
687 SDLTest_AssertPass("Call to SDL_ReadLE32()");
688 SDLTest_AssertCheck(LE32test == LE32value, "Validate return value from SDL_ReadLE32, expected: %u, got: %u", LE32value, LE32test);
689 LE64test = SDL_ReadLE64(rw);
690 SDLTest_AssertPass("Call to SDL_ReadLE64()");
691 SDLTest_AssertCheck(LE64test == LE64value, "Validate return value from SDL_ReadLE64, expected: %"SDL_PRIu64", got: %"SDL_PRIu64, LE64value, LE64test);
692
693 /* Close handle */
694 cresult = SDL_RWclose(rw);
695 SDLTest_AssertPass("Call to SDL_RWclose() succeeded");
696 SDLTest_AssertCheck(cresult == 0, "Verify result value is 0; got: %d", cresult);
697 }
698
699 return TEST_COMPLETED;
700 }
701
702
703 /* ================= Test References ================== */
704
705 /* RWops test cases */
706 static const SDLTest_TestCaseReference rwopsTest1 =
707 { (SDLTest_TestCaseFp)rwops_testParamNegative, "rwops_testParamNegative", "Negative test for SDL_RWFromFile parameters", TEST_ENABLED };
708
709 static const SDLTest_TestCaseReference rwopsTest2 =
710 { (SDLTest_TestCaseFp)rwops_testMem, "rwops_testMem", "Tests opening from memory", TEST_ENABLED };
711
712 static const SDLTest_TestCaseReference rwopsTest3 =
713 { (SDLTest_TestCaseFp)rwops_testConstMem, "rwops_testConstMem", "Tests opening from (const) memory", TEST_ENABLED };
714
715 static const SDLTest_TestCaseReference rwopsTest4 =
716 { (SDLTest_TestCaseFp)rwops_testFileRead, "rwops_testFileRead", "Tests reading from a file", TEST_ENABLED };
717
718 static const SDLTest_TestCaseReference rwopsTest5 =
719 { (SDLTest_TestCaseFp)rwops_testFileWrite, "rwops_testFileWrite", "Test writing to a file", TEST_ENABLED };
720
721 static const SDLTest_TestCaseReference rwopsTest6 =
722 { (SDLTest_TestCaseFp)rwops_testFPRead, "rwops_testFPRead", "Test reading from file pointer", TEST_ENABLED };
723
724 static const SDLTest_TestCaseReference rwopsTest7 =
725 { (SDLTest_TestCaseFp)rwops_testFPWrite, "rwops_testFPWrite", "Test writing to file pointer", TEST_ENABLED };
726
727 static const SDLTest_TestCaseReference rwopsTest8 =
728 { (SDLTest_TestCaseFp)rwops_testAllocFree, "rwops_testAllocFree", "Test alloc and free of RW context", TEST_ENABLED };
729
730 static const SDLTest_TestCaseReference rwopsTest9 =
731 { (SDLTest_TestCaseFp)rwops_testFileWriteReadEndian, "rwops_testFileWriteReadEndian", "Test writing and reading via the Endian aware functions", TEST_ENABLED };
732
733 static const SDLTest_TestCaseReference rwopsTest10 =
734 { (SDLTest_TestCaseFp)rwops_testCompareRWFromMemWithRWFromFile, "rwops_testCompareRWFromMemWithRWFromFile", "Compare RWFromMem and RWFromFile RWops for read and seek", TEST_ENABLED };
735
736 /* Sequence of RWops test cases */
737 static const SDLTest_TestCaseReference *rwopsTests[] = {
738 &rwopsTest1, &rwopsTest2, &rwopsTest3, &rwopsTest4, &rwopsTest5, &rwopsTest6,
739 &rwopsTest7, &rwopsTest8, &rwopsTest9, &rwopsTest10, NULL
740 };
741
742 /* RWops test suite (global) */
743 SDLTest_TestSuiteReference rwopsTestSuite = {
744 "RWops",
745 RWopsSetUp,
746 rwopsTests,
747 RWopsTearDown
748 };
749