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annotate test/testfile.c @ 4076:9a7c62bbc8b3 SDL-1.2

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Fixed bug #457 Don't crash if passed a NULL overlay. The app crashes anyway, since it's not checking the return value of the create call, but at least it's not crashing in SDL anymore. :)
author Sam Lantinga <slouken@libsdl.org>
date Sun, 15 Jul 2007 21:50:07 +0000
parents f86ced1837de
children
rev   line source
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2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
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1
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
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2 /* sanity tests on SDL_rwops.c (usefull for alternative implementations of stdio rwops) */
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3
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b2b476a4a73c Added documentation on how to build a completely useless SDL library. :)
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4 #include <stdlib.h>
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f86ced1837de Patched to compile on Visual Studio.
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5
f86ced1837de Patched to compile on Visual Studio.
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6 #ifndef _MSC_VER
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c2c327e8e781 Needed unistd.h for unlink()
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7 #include <unistd.h>
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8 #endif
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9
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
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10 #include "SDL.h"
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11 #include "SDL_endian.h"
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12
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13
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14 #include <stdio.h>
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15
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16 /* WARNING ! those 2 files will be destroyed by this test program */
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17 #define FBASENAME1 "sdldata1" /* this file will be created during tests */
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18 #define FBASENAME2 "sdldata2" /* this file should not exists before starting test */
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19
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20
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21 #ifndef NULL
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22 #define NULL ((void *)0)
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23 #endif
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24
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25 static void cleanup( void ) {
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26
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27 unlink(FBASENAME1);
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28 unlink(FBASENAME2);
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29 }
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30
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31 static void rwops_error_quit( unsigned line, SDL_RWops *rwops) {
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32
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33 printf("testfile.c(%d): failed\n",line);
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34 if (rwops) {
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35 rwops->close(rwops); /* This calls SDL_FreeRW(rwops); */
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36 }
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37 cleanup();
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38 exit(1); /* quit with rwops error (test failed) */
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39 }
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40
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41 #define RWOP_ERR_QUIT(x) rwops_error_quit( __LINE__, (x) )
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42
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43
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44
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45 int main(int argc, char *argv[])
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46 {
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47 SDL_RWops *rwops = NULL;
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48 char test_buf[30];
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49
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50 cleanup();
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51
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
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52 /* test 1 : basic argument test: all those calls to SDL_RWFromFile should fail */
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53
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
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54 rwops = SDL_RWFromFile(NULL,NULL);
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55 if (rwops) RWOP_ERR_QUIT(rwops);
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56 rwops = SDL_RWFromFile(NULL,"ab+");
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57 if (rwops) RWOP_ERR_QUIT(rwops);
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58 rwops = SDL_RWFromFile(NULL,"sldfkjsldkfj");
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59 if (rwops) RWOP_ERR_QUIT(rwops);
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60 rwops = SDL_RWFromFile("something","");
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61 if (rwops) RWOP_ERR_QUIT(rwops);
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62 rwops = SDL_RWFromFile("something",NULL);
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63 if (rwops) RWOP_ERR_QUIT(rwops);
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64 printf("test1 OK\n");
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65
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66 /* test 2 : check that inexistant file is not successfully opened/created when required */
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67 /* modes : r, r+ implie that file MUST exist
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68 modes : a, a+, w, w+ checks that it succeeds (file may not exists)
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69
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70 */
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71 rwops = SDL_RWFromFile(FBASENAME2,"rb"); /* this file doesn't exist that call must fail */
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72 if (rwops) RWOP_ERR_QUIT(rwops);
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73 rwops = SDL_RWFromFile(FBASENAME2,"rb+"); /* this file doesn't exist that call must fail */
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74 if (rwops) RWOP_ERR_QUIT(rwops);
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75 rwops = SDL_RWFromFile(FBASENAME2,"wb");
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76 if (!rwops) RWOP_ERR_QUIT(rwops);
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77 rwops->close(rwops); unlink(FBASENAME2);
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78 rwops = SDL_RWFromFile(FBASENAME2,"wb+");
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79 if (!rwops) RWOP_ERR_QUIT(rwops);
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80 rwops->close(rwops); unlink(FBASENAME2);
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81 rwops = SDL_RWFromFile(FBASENAME2,"ab");
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82 if (!rwops) RWOP_ERR_QUIT(rwops);
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83 rwops->close(rwops); unlink(FBASENAME2);
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84 rwops = SDL_RWFromFile(FBASENAME2,"ab+");
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85 if (!rwops) RWOP_ERR_QUIT(rwops);
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86 rwops->close(rwops); unlink(FBASENAME2);
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87 printf("test2 OK\n");
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88
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89 /* test 3 : creation, writing , reading, seeking,
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90 test : w mode, r mode, w+ mode
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91 */
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92 rwops = SDL_RWFromFile(FBASENAME1,"wb"); /* write only */
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93 if (!rwops) RWOP_ERR_QUIT(rwops);
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94 if (1 != rwops->write(rwops,"1234567890",10,1) ) RWOP_ERR_QUIT(rwops);
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95 if (10 != rwops->write(rwops,"1234567890",1,10) ) RWOP_ERR_QUIT(rwops);
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96 if (7 != rwops->write(rwops,"1234567",1,7) ) RWOP_ERR_QUIT(rwops);
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97 if (0!=rwops->seek(rwops,0L,RW_SEEK_SET)) RWOP_ERR_QUIT(rwops);
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98 if (0!=rwops->read(rwops,test_buf,1,1)) RWOP_ERR_QUIT(rwops); /* we are in write only mode */
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99 rwops->close(rwops);
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100
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101 rwops = SDL_RWFromFile(FBASENAME1,"rb"); /* read mode, file must exists */
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102 if (!rwops) RWOP_ERR_QUIT(rwops);
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103 if (0!=rwops->seek(rwops,0L,RW_SEEK_SET)) RWOP_ERR_QUIT(rwops);
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104 if (20!=rwops->seek(rwops,-7,RW_SEEK_END)) RWOP_ERR_QUIT(rwops);
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105 if (7!=rwops->read(rwops,test_buf,1,7)) RWOP_ERR_QUIT(rwops);
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106 if (SDL_memcmp(test_buf,"1234567",7)) RWOP_ERR_QUIT(rwops);
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107 if (0!=rwops->read(rwops,test_buf,1,1)) RWOP_ERR_QUIT(rwops);
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108 if (0!=rwops->read(rwops,test_buf,10,100)) RWOP_ERR_QUIT(rwops);
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109 if (0!=rwops->seek(rwops,-27,RW_SEEK_CUR)) RWOP_ERR_QUIT(rwops);
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110 if (2!=rwops->read(rwops,test_buf,10,3)) RWOP_ERR_QUIT(rwops);
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111 if (SDL_memcmp(test_buf,"12345678901234567890",20)) RWOP_ERR_QUIT(rwops);
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112 if (0!=rwops->write(rwops,test_buf,1,1)) RWOP_ERR_QUIT(rwops); /* readonly mode */
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113 rwops->close(rwops);
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114
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115 /* test 3: same with w+ mode */
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116 rwops = SDL_RWFromFile(FBASENAME1,"wb+"); /* write + read + truncation */
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117 if (!rwops) RWOP_ERR_QUIT(rwops);
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118 if (1 != rwops->write(rwops,"1234567890",10,1) ) RWOP_ERR_QUIT(rwops);
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119 if (10 != rwops->write(rwops,"1234567890",1,10) ) RWOP_ERR_QUIT(rwops);
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120 if (7 != rwops->write(rwops,"1234567",1,7) ) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
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121 if (0!=rwops->seek(rwops,0L,RW_SEEK_SET)) RWOP_ERR_QUIT(rwops);
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parents:
diff changeset
122 if (1!=rwops->read(rwops,test_buf,1,1)) RWOP_ERR_QUIT(rwops); /* we are in read/write mode */
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
123 if (0!=rwops->seek(rwops,0L,RW_SEEK_SET)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
124 if (20!=rwops->seek(rwops,-7,RW_SEEK_END)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
125 if (7!=rwops->read(rwops,test_buf,1,7)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
126 if (SDL_memcmp(test_buf,"1234567",7)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
127 if (0!=rwops->read(rwops,test_buf,1,1)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
128 if (0!=rwops->read(rwops,test_buf,10,100)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
129 if (0!=rwops->seek(rwops,-27,RW_SEEK_CUR)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
130 if (2!=rwops->read(rwops,test_buf,10,3)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
131 if (SDL_memcmp(test_buf,"12345678901234567890",20)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
132 rwops->close(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
133 printf("test3 OK\n");
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
134
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
135 /* test 4: same in r+ mode */
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
136 rwops = SDL_RWFromFile(FBASENAME1,"rb+"); /* write + read + file must exists, no truncation */
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
137 if (!rwops) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
138 if (1 != rwops->write(rwops,"1234567890",10,1) ) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
139 if (10 != rwops->write(rwops,"1234567890",1,10) ) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
140 if (7 != rwops->write(rwops,"1234567",1,7) ) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
141 if (0!=rwops->seek(rwops,0L,RW_SEEK_SET)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
142 if (1!=rwops->read(rwops,test_buf,1,1)) RWOP_ERR_QUIT(rwops); /* we are in read/write mode */
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
143 if (0!=rwops->seek(rwops,0L,RW_SEEK_SET)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
144 if (20!=rwops->seek(rwops,-7,RW_SEEK_END)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
145 if (7!=rwops->read(rwops,test_buf,1,7)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
146 if (SDL_memcmp(test_buf,"1234567",7)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
147 if (0!=rwops->read(rwops,test_buf,1,1)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
148 if (0!=rwops->read(rwops,test_buf,10,100)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
149 if (0!=rwops->seek(rwops,-27,RW_SEEK_CUR)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
150 if (2!=rwops->read(rwops,test_buf,10,3)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
151 if (SDL_memcmp(test_buf,"12345678901234567890",20)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
152 rwops->close(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
153 printf("test4 OK\n");
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
154
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
155 /* test5 : append mode */
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
156 rwops = SDL_RWFromFile(FBASENAME1,"ab+"); /* write + read + append */
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
157 if (!rwops) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
158 if (1 != rwops->write(rwops,"1234567890",10,1) ) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
159 if (10 != rwops->write(rwops,"1234567890",1,10) ) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
160 if (7 != rwops->write(rwops,"1234567",1,7) ) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
161 if (0!=rwops->seek(rwops,0L,RW_SEEK_SET)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
162
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
163 if (1!=rwops->read(rwops,test_buf,1,1)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
164 if (0!=rwops->seek(rwops,0L,RW_SEEK_SET)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
165
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
166 if (20+27!=rwops->seek(rwops,-7,RW_SEEK_END)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
167 if (7!=rwops->read(rwops,test_buf,1,7)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
168 if (SDL_memcmp(test_buf,"1234567",7)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
169 if (0!=rwops->read(rwops,test_buf,1,1)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
170 if (0!=rwops->read(rwops,test_buf,10,100)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
171
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
172 if (27!=rwops->seek(rwops,-27,RW_SEEK_CUR)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
173
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
174 if (0!=rwops->seek(rwops,0L,RW_SEEK_SET)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
175 if (3!=rwops->read(rwops,test_buf,10,3)) RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
176 if (SDL_memcmp(test_buf,"123456789012345678901234567123",30))
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
177 RWOP_ERR_QUIT(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
178 rwops->close(rwops);
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
179 printf("test5 OK\n");
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
180 cleanup();
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
181 return 0; /* all ok */
2eb75f8a32ca Date: Mon, 27 Feb 2006 17:01:43 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
182 }