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1 |
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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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4 #include <stdlib.h> |
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5 |
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6 #ifndef _MSC_VER |
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7 #include <unistd.h> |
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8 #endif |
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9 |
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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 |
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52 /* test 1 : basic argument test: all those calls to SDL_RWFromFile should fail */ |
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53 |
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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); |
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121 if (0!=rwops->seek(rwops,0L,RW_SEEK_SET)) RWOP_ERR_QUIT(rwops); |
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122 if (1!=rwops->read(rwops,test_buf,1,1)) RWOP_ERR_QUIT(rwops); /* we are in read/write mode */ |
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123 if (0!=rwops->seek(rwops,0L,RW_SEEK_SET)) RWOP_ERR_QUIT(rwops); |
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124 if (20!=rwops->seek(rwops,-7,RW_SEEK_END)) RWOP_ERR_QUIT(rwops); |
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125 if (7!=rwops->read(rwops,test_buf,1,7)) RWOP_ERR_QUIT(rwops); |
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126 if (SDL_memcmp(test_buf,"1234567",7)) RWOP_ERR_QUIT(rwops); |
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127 if (0!=rwops->read(rwops,test_buf,1,1)) RWOP_ERR_QUIT(rwops); |
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128 if (0!=rwops->read(rwops,test_buf,10,100)) RWOP_ERR_QUIT(rwops); |
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129 if (0!=rwops->seek(rwops,-27,RW_SEEK_CUR)) RWOP_ERR_QUIT(rwops); |
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130 if (2!=rwops->read(rwops,test_buf,10,3)) RWOP_ERR_QUIT(rwops); |
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131 if (SDL_memcmp(test_buf,"12345678901234567890",20)) RWOP_ERR_QUIT(rwops); |
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132 rwops->close(rwops); |
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133 printf("test3 OK\n"); |
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134 |
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135 /* test 4: same in r+ mode */ |
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136 rwops = SDL_RWFromFile(FBASENAME1,"rb+"); /* write + read + file must exists, no truncation */ |
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137 if (!rwops) RWOP_ERR_QUIT(rwops); |
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138 if (1 != rwops->write(rwops,"1234567890",10,1) ) RWOP_ERR_QUIT(rwops); |
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139 if (10 != rwops->write(rwops,"1234567890",1,10) ) RWOP_ERR_QUIT(rwops); |
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140 if (7 != rwops->write(rwops,"1234567",1,7) ) RWOP_ERR_QUIT(rwops); |
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141 if (0!=rwops->seek(rwops,0L,RW_SEEK_SET)) RWOP_ERR_QUIT(rwops); |
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142 if (1!=rwops->read(rwops,test_buf,1,1)) RWOP_ERR_QUIT(rwops); /* we are in read/write mode */ |
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143 if (0!=rwops->seek(rwops,0L,RW_SEEK_SET)) RWOP_ERR_QUIT(rwops); |
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144 if (20!=rwops->seek(rwops,-7,RW_SEEK_END)) RWOP_ERR_QUIT(rwops); |
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145 if (7!=rwops->read(rwops,test_buf,1,7)) RWOP_ERR_QUIT(rwops); |
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146 if (SDL_memcmp(test_buf,"1234567",7)) RWOP_ERR_QUIT(rwops); |
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147 if (0!=rwops->read(rwops,test_buf,1,1)) RWOP_ERR_QUIT(rwops); |
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148 if (0!=rwops->read(rwops,test_buf,10,100)) RWOP_ERR_QUIT(rwops); |
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149 if (0!=rwops->seek(rwops,-27,RW_SEEK_CUR)) RWOP_ERR_QUIT(rwops); |
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150 if (2!=rwops->read(rwops,test_buf,10,3)) RWOP_ERR_QUIT(rwops); |
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151 if (SDL_memcmp(test_buf,"12345678901234567890",20)) RWOP_ERR_QUIT(rwops); |
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152 rwops->close(rwops); |
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153 printf("test4 OK\n"); |
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154 |
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155 /* test5 : append mode */ |
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156 rwops = SDL_RWFromFile(FBASENAME1,"ab+"); /* write + read + append */ |
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157 if (!rwops) RWOP_ERR_QUIT(rwops); |
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158 if (1 != rwops->write(rwops,"1234567890",10,1) ) RWOP_ERR_QUIT(rwops); |
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159 if (10 != rwops->write(rwops,"1234567890",1,10) ) RWOP_ERR_QUIT(rwops); |
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160 if (7 != rwops->write(rwops,"1234567",1,7) ) RWOP_ERR_QUIT(rwops); |
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161 if (0!=rwops->seek(rwops,0L,RW_SEEK_SET)) RWOP_ERR_QUIT(rwops); |
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162 |
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163 if (1!=rwops->read(rwops,test_buf,1,1)) RWOP_ERR_QUIT(rwops); |
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164 if (0!=rwops->seek(rwops,0L,RW_SEEK_SET)) RWOP_ERR_QUIT(rwops); |
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165 |
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166 if (20+27!=rwops->seek(rwops,-7,RW_SEEK_END)) RWOP_ERR_QUIT(rwops); |
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167 if (7!=rwops->read(rwops,test_buf,1,7)) RWOP_ERR_QUIT(rwops); |
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168 if (SDL_memcmp(test_buf,"1234567",7)) RWOP_ERR_QUIT(rwops); |
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169 if (0!=rwops->read(rwops,test_buf,1,1)) RWOP_ERR_QUIT(rwops); |
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170 if (0!=rwops->read(rwops,test_buf,10,100)) RWOP_ERR_QUIT(rwops); |
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171 |
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172 if (27!=rwops->seek(rwops,-27,RW_SEEK_CUR)) RWOP_ERR_QUIT(rwops); |
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173 |
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174 if (0!=rwops->seek(rwops,0L,RW_SEEK_SET)) RWOP_ERR_QUIT(rwops); |
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175 if (3!=rwops->read(rwops,test_buf,10,3)) RWOP_ERR_QUIT(rwops); |
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176 if (SDL_memcmp(test_buf,"123456789012345678901234567123",30)) |
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177 RWOP_ERR_QUIT(rwops); |
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178 rwops->close(rwops); |
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179 printf("test5 OK\n"); |
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180 cleanup(); |
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181 return 0; /* all ok */ |
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182 } |