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283 lines
9.3 KiB
283 lines
9.3 KiB
/* |
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Copyright (C) 1997-2020 Sam Lantinga <slouken@libsdl.org> |
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This software is provided 'as-is', without any express or implied |
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warranty. In no event will the authors be held liable for any damages |
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arising from the use of this software. |
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Permission is granted to anyone to use this software for any purpose, |
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including commercial applications, and to alter it and redistribute it |
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freely. |
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*/ |
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/* sanity tests on SDL_rwops.c (usefull for alternative implementations of stdio rwops) */ |
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/* quiet windows compiler warnings */ |
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#define _CRT_NONSTDC_NO_WARNINGS |
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#include <stdlib.h> |
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#ifndef _MSC_VER |
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#include <unistd.h> |
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#endif |
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#include "SDL.h" |
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#include <stdio.h> |
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/* WARNING ! those 2 files will be destroyed by this test program */ |
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#ifdef __IPHONEOS__ |
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#define FBASENAME1 "../Documents/sdldata1" /* this file will be created during tests */ |
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#define FBASENAME2 "../Documents/sdldata2" /* this file should not exist before starting test */ |
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#else |
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#define FBASENAME1 "sdldata1" /* this file will be created during tests */ |
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#define FBASENAME2 "sdldata2" /* this file should not exist before starting test */ |
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#endif |
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#ifndef NULL |
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#define NULL ((void *)0) |
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#endif |
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static void |
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cleanup(void) |
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{ |
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unlink(FBASENAME1); |
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unlink(FBASENAME2); |
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} |
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static void |
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rwops_error_quit(unsigned line, SDL_RWops * rwops) |
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{ |
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "testfile.c(%d): failed\n", line); |
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if (rwops) { |
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rwops->close(rwops); /* This calls SDL_FreeRW(rwops); */ |
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} |
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cleanup(); |
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exit(1); /* quit with rwops error (test failed) */ |
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} |
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#define RWOP_ERR_QUIT(x) rwops_error_quit( __LINE__, (x) ) |
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int |
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main(int argc, char *argv[]) |
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{ |
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SDL_RWops *rwops = NULL; |
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char test_buf[30]; |
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/* Enable standard application logging */ |
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SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO); |
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cleanup(); |
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/* test 1 : basic argument test: all those calls to SDL_RWFromFile should fail */ |
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rwops = SDL_RWFromFile(NULL, NULL); |
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if (rwops) |
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RWOP_ERR_QUIT(rwops); |
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rwops = SDL_RWFromFile(NULL, "ab+"); |
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if (rwops) |
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RWOP_ERR_QUIT(rwops); |
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rwops = SDL_RWFromFile(NULL, "sldfkjsldkfj"); |
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if (rwops) |
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RWOP_ERR_QUIT(rwops); |
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rwops = SDL_RWFromFile("something", ""); |
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if (rwops) |
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RWOP_ERR_QUIT(rwops); |
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rwops = SDL_RWFromFile("something", NULL); |
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if (rwops) |
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RWOP_ERR_QUIT(rwops); |
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SDL_Log("test1 OK\n"); |
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/* test 2 : check that inexistent file is not successfully opened/created when required */ |
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/* modes : r, r+ imply that file MUST exist |
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modes : a, a+, w, w+ checks that it succeeds (file may not exists) |
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*/ |
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rwops = SDL_RWFromFile(FBASENAME2, "rb"); /* this file doesn't exist that call must fail */ |
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if (rwops) |
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RWOP_ERR_QUIT(rwops); |
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rwops = SDL_RWFromFile(FBASENAME2, "rb+"); /* this file doesn't exist that call must fail */ |
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if (rwops) |
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RWOP_ERR_QUIT(rwops); |
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rwops = SDL_RWFromFile(FBASENAME2, "wb"); |
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if (!rwops) |
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RWOP_ERR_QUIT(rwops); |
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rwops->close(rwops); |
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unlink(FBASENAME2); |
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rwops = SDL_RWFromFile(FBASENAME2, "wb+"); |
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if (!rwops) |
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RWOP_ERR_QUIT(rwops); |
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rwops->close(rwops); |
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unlink(FBASENAME2); |
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rwops = SDL_RWFromFile(FBASENAME2, "ab"); |
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if (!rwops) |
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RWOP_ERR_QUIT(rwops); |
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rwops->close(rwops); |
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unlink(FBASENAME2); |
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rwops = SDL_RWFromFile(FBASENAME2, "ab+"); |
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if (!rwops) |
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RWOP_ERR_QUIT(rwops); |
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rwops->close(rwops); |
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unlink(FBASENAME2); |
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SDL_Log("test2 OK\n"); |
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/* test 3 : creation, writing , reading, seeking, |
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test : w mode, r mode, w+ mode |
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*/ |
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rwops = SDL_RWFromFile(FBASENAME1, "wb"); /* write only */ |
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if (!rwops) |
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RWOP_ERR_QUIT(rwops); |
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if (1 != rwops->write(rwops, "1234567890", 10, 1)) |
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RWOP_ERR_QUIT(rwops); |
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if (10 != rwops->write(rwops, "1234567890", 1, 10)) |
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RWOP_ERR_QUIT(rwops); |
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if (7 != rwops->write(rwops, "1234567", 1, 7)) |
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RWOP_ERR_QUIT(rwops); |
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if (0 != rwops->seek(rwops, 0L, RW_SEEK_SET)) |
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RWOP_ERR_QUIT(rwops); |
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if (0 != rwops->read(rwops, test_buf, 1, 1)) |
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RWOP_ERR_QUIT(rwops); /* we are in write only mode */ |
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rwops->close(rwops); |
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rwops = SDL_RWFromFile(FBASENAME1, "rb"); /* read mode, file must exists */ |
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if (!rwops) |
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RWOP_ERR_QUIT(rwops); |
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if (0 != rwops->seek(rwops, 0L, RW_SEEK_SET)) |
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RWOP_ERR_QUIT(rwops); |
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if (20 != rwops->seek(rwops, -7, RW_SEEK_END)) |
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RWOP_ERR_QUIT(rwops); |
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if (7 != rwops->read(rwops, test_buf, 1, 7)) |
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RWOP_ERR_QUIT(rwops); |
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if (SDL_memcmp(test_buf, "1234567", 7)) |
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RWOP_ERR_QUIT(rwops); |
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if (0 != rwops->read(rwops, test_buf, 1, 1)) |
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RWOP_ERR_QUIT(rwops); |
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if (0 != rwops->read(rwops, test_buf, 10, 100)) |
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RWOP_ERR_QUIT(rwops); |
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if (0 != rwops->seek(rwops, -27, RW_SEEK_CUR)) |
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RWOP_ERR_QUIT(rwops); |
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if (2 != rwops->read(rwops, test_buf, 10, 3)) |
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RWOP_ERR_QUIT(rwops); |
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if (SDL_memcmp(test_buf, "12345678901234567890", 20)) |
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RWOP_ERR_QUIT(rwops); |
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if (0 != rwops->write(rwops, test_buf, 1, 1)) |
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RWOP_ERR_QUIT(rwops); /* readonly mode */ |
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rwops->close(rwops); |
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/* test 3: same with w+ mode */ |
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rwops = SDL_RWFromFile(FBASENAME1, "wb+"); /* write + read + truncation */ |
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if (!rwops) |
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RWOP_ERR_QUIT(rwops); |
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if (1 != rwops->write(rwops, "1234567890", 10, 1)) |
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RWOP_ERR_QUIT(rwops); |
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if (10 != rwops->write(rwops, "1234567890", 1, 10)) |
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RWOP_ERR_QUIT(rwops); |
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if (7 != rwops->write(rwops, "1234567", 1, 7)) |
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RWOP_ERR_QUIT(rwops); |
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if (0 != rwops->seek(rwops, 0L, RW_SEEK_SET)) |
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RWOP_ERR_QUIT(rwops); |
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if (1 != rwops->read(rwops, test_buf, 1, 1)) |
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RWOP_ERR_QUIT(rwops); /* we are in read/write mode */ |
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if (0 != rwops->seek(rwops, 0L, RW_SEEK_SET)) |
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RWOP_ERR_QUIT(rwops); |
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if (20 != rwops->seek(rwops, -7, RW_SEEK_END)) |
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RWOP_ERR_QUIT(rwops); |
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if (7 != rwops->read(rwops, test_buf, 1, 7)) |
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RWOP_ERR_QUIT(rwops); |
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if (SDL_memcmp(test_buf, "1234567", 7)) |
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RWOP_ERR_QUIT(rwops); |
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if (0 != rwops->read(rwops, test_buf, 1, 1)) |
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RWOP_ERR_QUIT(rwops); |
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if (0 != rwops->read(rwops, test_buf, 10, 100)) |
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RWOP_ERR_QUIT(rwops); |
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if (0 != rwops->seek(rwops, -27, RW_SEEK_CUR)) |
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RWOP_ERR_QUIT(rwops); |
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if (2 != rwops->read(rwops, test_buf, 10, 3)) |
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RWOP_ERR_QUIT(rwops); |
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if (SDL_memcmp(test_buf, "12345678901234567890", 20)) |
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RWOP_ERR_QUIT(rwops); |
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rwops->close(rwops); |
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SDL_Log("test3 OK\n"); |
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/* test 4: same in r+ mode */ |
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rwops = SDL_RWFromFile(FBASENAME1, "rb+"); /* write + read + file must exists, no truncation */ |
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if (!rwops) |
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RWOP_ERR_QUIT(rwops); |
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if (1 != rwops->write(rwops, "1234567890", 10, 1)) |
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RWOP_ERR_QUIT(rwops); |
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if (10 != rwops->write(rwops, "1234567890", 1, 10)) |
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RWOP_ERR_QUIT(rwops); |
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if (7 != rwops->write(rwops, "1234567", 1, 7)) |
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RWOP_ERR_QUIT(rwops); |
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if (0 != rwops->seek(rwops, 0L, RW_SEEK_SET)) |
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RWOP_ERR_QUIT(rwops); |
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if (1 != rwops->read(rwops, test_buf, 1, 1)) |
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RWOP_ERR_QUIT(rwops); /* we are in read/write mode */ |
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if (0 != rwops->seek(rwops, 0L, RW_SEEK_SET)) |
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RWOP_ERR_QUIT(rwops); |
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if (20 != rwops->seek(rwops, -7, RW_SEEK_END)) |
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RWOP_ERR_QUIT(rwops); |
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if (7 != rwops->read(rwops, test_buf, 1, 7)) |
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RWOP_ERR_QUIT(rwops); |
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if (SDL_memcmp(test_buf, "1234567", 7)) |
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RWOP_ERR_QUIT(rwops); |
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if (0 != rwops->read(rwops, test_buf, 1, 1)) |
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RWOP_ERR_QUIT(rwops); |
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if (0 != rwops->read(rwops, test_buf, 10, 100)) |
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RWOP_ERR_QUIT(rwops); |
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if (0 != rwops->seek(rwops, -27, RW_SEEK_CUR)) |
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RWOP_ERR_QUIT(rwops); |
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if (2 != rwops->read(rwops, test_buf, 10, 3)) |
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RWOP_ERR_QUIT(rwops); |
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if (SDL_memcmp(test_buf, "12345678901234567890", 20)) |
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RWOP_ERR_QUIT(rwops); |
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rwops->close(rwops); |
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SDL_Log("test4 OK\n"); |
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/* test5 : append mode */ |
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rwops = SDL_RWFromFile(FBASENAME1, "ab+"); /* write + read + append */ |
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if (!rwops) |
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RWOP_ERR_QUIT(rwops); |
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if (1 != rwops->write(rwops, "1234567890", 10, 1)) |
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RWOP_ERR_QUIT(rwops); |
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if (10 != rwops->write(rwops, "1234567890", 1, 10)) |
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RWOP_ERR_QUIT(rwops); |
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if (7 != rwops->write(rwops, "1234567", 1, 7)) |
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RWOP_ERR_QUIT(rwops); |
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if (0 != rwops->seek(rwops, 0L, RW_SEEK_SET)) |
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RWOP_ERR_QUIT(rwops); |
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if (1 != rwops->read(rwops, test_buf, 1, 1)) |
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RWOP_ERR_QUIT(rwops); |
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if (0 != rwops->seek(rwops, 0L, RW_SEEK_SET)) |
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RWOP_ERR_QUIT(rwops); |
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if (20 + 27 != rwops->seek(rwops, -7, RW_SEEK_END)) |
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RWOP_ERR_QUIT(rwops); |
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if (7 != rwops->read(rwops, test_buf, 1, 7)) |
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RWOP_ERR_QUIT(rwops); |
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if (SDL_memcmp(test_buf, "1234567", 7)) |
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RWOP_ERR_QUIT(rwops); |
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if (0 != rwops->read(rwops, test_buf, 1, 1)) |
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RWOP_ERR_QUIT(rwops); |
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if (0 != rwops->read(rwops, test_buf, 10, 100)) |
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RWOP_ERR_QUIT(rwops); |
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if (27 != rwops->seek(rwops, -27, RW_SEEK_CUR)) |
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RWOP_ERR_QUIT(rwops); |
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if (0 != rwops->seek(rwops, 0L, RW_SEEK_SET)) |
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RWOP_ERR_QUIT(rwops); |
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if (3 != rwops->read(rwops, test_buf, 10, 3)) |
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RWOP_ERR_QUIT(rwops); |
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if (SDL_memcmp(test_buf, "123456789012345678901234567123", 30)) |
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RWOP_ERR_QUIT(rwops); |
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rwops->close(rwops); |
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SDL_Log("test5 OK\n"); |
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cleanup(); |
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return 0; /* all ok */ |
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}
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