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358 lines
10 KiB
C
358 lines
10 KiB
C
/*
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Copyright (C) 1997-2023 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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#if defined(_MSC_VER) && !defined(_CRT_NONSTDC_NO_WARNINGS)
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#define _CRT_NONSTDC_NO_WARNINGS
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#endif
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#include <stdio.h>
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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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/* 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 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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}
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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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}
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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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}
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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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}
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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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}
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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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}
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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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}
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rwops = SDL_RWFromFile(FBASENAME2, "wb");
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if (rwops == NULL) {
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RWOP_ERR_QUIT(rwops);
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}
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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 == NULL) {
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RWOP_ERR_QUIT(rwops);
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}
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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 == NULL) {
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RWOP_ERR_QUIT(rwops);
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}
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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 == NULL) {
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RWOP_ERR_QUIT(rwops);
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}
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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 == NULL) {
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RWOP_ERR_QUIT(rwops);
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}
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if (1 != rwops->write(rwops, "1234567890", 10, 1)) {
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RWOP_ERR_QUIT(rwops);
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}
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if (10 != rwops->write(rwops, "1234567890", 1, 10)) {
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RWOP_ERR_QUIT(rwops);
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}
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if (7 != rwops->write(rwops, "1234567", 1, 7)) {
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RWOP_ERR_QUIT(rwops);
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}
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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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}
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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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}
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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 == NULL) {
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RWOP_ERR_QUIT(rwops);
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}
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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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}
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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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}
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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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}
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if (SDL_memcmp(test_buf, "1234567", 7) != 0) {
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RWOP_ERR_QUIT(rwops);
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}
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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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}
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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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}
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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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}
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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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}
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if (SDL_memcmp(test_buf, "12345678901234567890", 20) != 0) {
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RWOP_ERR_QUIT(rwops);
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}
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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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}
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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 == NULL) {
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RWOP_ERR_QUIT(rwops);
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}
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if (1 != rwops->write(rwops, "1234567890", 10, 1)) {
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RWOP_ERR_QUIT(rwops);
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}
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if (10 != rwops->write(rwops, "1234567890", 1, 10)) {
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RWOP_ERR_QUIT(rwops);
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}
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if (7 != rwops->write(rwops, "1234567", 1, 7)) {
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RWOP_ERR_QUIT(rwops);
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}
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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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}
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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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}
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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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}
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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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}
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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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}
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if (SDL_memcmp(test_buf, "1234567", 7) != 0) {
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RWOP_ERR_QUIT(rwops);
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}
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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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}
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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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}
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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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}
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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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}
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if (SDL_memcmp(test_buf, "12345678901234567890", 20) != 0) {
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RWOP_ERR_QUIT(rwops);
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}
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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 == NULL) {
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RWOP_ERR_QUIT(rwops);
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}
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if (1 != rwops->write(rwops, "1234567890", 10, 1)) {
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RWOP_ERR_QUIT(rwops);
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}
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if (10 != rwops->write(rwops, "1234567890", 1, 10)) {
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RWOP_ERR_QUIT(rwops);
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}
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if (7 != rwops->write(rwops, "1234567", 1, 7)) {
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RWOP_ERR_QUIT(rwops);
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}
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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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}
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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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}
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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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}
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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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}
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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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}
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if (SDL_memcmp(test_buf, "1234567", 7) != 0) {
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RWOP_ERR_QUIT(rwops);
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}
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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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}
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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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}
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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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}
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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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}
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if (SDL_memcmp(test_buf, "12345678901234567890", 20) != 0) {
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RWOP_ERR_QUIT(rwops);
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}
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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 == NULL) {
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RWOP_ERR_QUIT(rwops);
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}
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if (1 != rwops->write(rwops, "1234567890", 10, 1)) {
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RWOP_ERR_QUIT(rwops);
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}
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if (10 != rwops->write(rwops, "1234567890", 1, 10)) {
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RWOP_ERR_QUIT(rwops);
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}
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if (7 != rwops->write(rwops, "1234567", 1, 7)) {
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RWOP_ERR_QUIT(rwops);
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}
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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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}
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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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}
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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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}
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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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}
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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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}
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if (SDL_memcmp(test_buf, "1234567", 7) != 0) {
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RWOP_ERR_QUIT(rwops);
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}
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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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}
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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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}
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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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}
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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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}
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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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}
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if (SDL_memcmp(test_buf, "123456789012345678901234567123", 30) != 0) {
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RWOP_ERR_QUIT(rwops);
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}
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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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