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