diff test/testfile.c @ 1453:2eb75f8a32ca

Date: Mon, 27 Feb 2006 17:01:43 +0100 From: "William Petiot [exoide]" Subject: Re: [SDL] cvs version: standard win32 SDL.DLL file test [patch] I found a bug or two in previous patch, so here is a patch to correct this.
author Sam Lantinga <slouken@libsdl.org>
date Mon, 27 Feb 2006 19:19:22 +0000
parents
children 07d2b0085ecd
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/testfile.c	Mon Feb 27 19:19:22 2006 +0000
@@ -0,0 +1,178 @@
+
+/* sanity tests on SDL_rwops.c (usefull for alternative implementations of stdio rwops) */
+
+
+
+#include "SDL.h"
+#include "SDL_endian.h"
+
+
+#include <stdio.h>	
+
+/* WARNING ! those 2 files will be destroyed by this test program */
+#define FBASENAME1	"sdldata1"		/* this file will be created during tests */
+#define FBASENAME2	"sdldata2"		/* this file should not exists before starting test */
+
+
+#ifndef NULL
+#define NULL ((void *)0)
+#endif 
+
+static void cleanup( void ) {
+
+	unlink(FBASENAME1);
+	unlink(FBASENAME2); 
+}
+
+static void rwops_error_quit( unsigned line, SDL_RWops *rwops) {
+	
+	printf("testfile.c(%d): failed\n",line);
+	if (rwops) {
+		rwops->close(rwops); /* This calls SDL_FreeRW(rwops); */
+	}
+	cleanup();
+	exit(1); /* quit with rwops error (test failed) */
+}
+
+#define RWOP_ERR_QUIT(x)	rwops_error_quit( __LINE__, (x) )
+
+
+
+int main(int argc, char *argv[])
+{
+	SDL_RWops *rwops = NULL;
+	char test_buf[30];
+	
+	cleanup();
+
+/* test 1 : basic argument test: all those calls to SDL_RWFromFile should fail */
+	
+	rwops = SDL_RWFromFile(NULL,NULL);
+	if (rwops) RWOP_ERR_QUIT(rwops);
+	rwops = SDL_RWFromFile(NULL,"a+" WIN32_FILE_MODE);
+	if (rwops) RWOP_ERR_QUIT(rwops);
+	rwops = SDL_RWFromFile(NULL,"sldfkjsldkfj");
+	if (rwops) RWOP_ERR_QUIT(rwops);
+	rwops = SDL_RWFromFile("something","");
+	if (rwops) RWOP_ERR_QUIT(rwops);
+	rwops = SDL_RWFromFile("something",NULL);
+	if (rwops) RWOP_ERR_QUIT(rwops);	
+	printf("test1 OK\n");
+
+/* test 2 : check that inexistant file is not successfully opened/created when required */
+/* modes : r, r+ implie that file MUST exist 
+   modes : a, a+, w, w+ checks that it succeeds (file may not exists)
+   
+ */
+	rwops = SDL_RWFromFile(FBASENAME2,"rb"); /* this file doesn't exist that call must fail */
+	if (rwops) RWOP_ERR_QUIT(rwops);
+	rwops = SDL_RWFromFile(FBASENAME2,"rb+"); /* this file doesn't exist that call must fail */
+	if (rwops) RWOP_ERR_QUIT(rwops);
+	rwops = SDL_RWFromFile(FBASENAME2,"wb");
+	if (!rwops) RWOP_ERR_QUIT(rwops); 
+	rwops->close(rwops); unlink(FBASENAME2);
+	rwops = SDL_RWFromFile(FBASENAME2,"wb+");
+	if (!rwops) RWOP_ERR_QUIT(rwops); 
+	rwops->close(rwops); unlink(FBASENAME2);
+	rwops = SDL_RWFromFile(FBASENAME2,"ab"); 
+	if (!rwops) RWOP_ERR_QUIT(rwops); 
+	rwops->close(rwops); unlink(FBASENAME2);
+	rwops = SDL_RWFromFile(FBASENAME2,"ab+");
+	if (!rwops) RWOP_ERR_QUIT(rwops); 
+	rwops->close(rwops); unlink(FBASENAME2);
+	printf("test2 OK\n");
+
+/* test 3 : creation, writing , reading, seeking, 
+	        test : w mode, r mode, w+ mode
+ */
+	rwops = SDL_RWFromFile(FBASENAME1,"wb"); /* write only */	
+	if (!rwops)											RWOP_ERR_QUIT(rwops);
+	if (1 != rwops->write(rwops,"1234567890",10,1) )	RWOP_ERR_QUIT(rwops);		
+	if (10 != rwops->write(rwops,"1234567890",1,10) )	RWOP_ERR_QUIT(rwops);		
+	if (7 != rwops->write(rwops,"1234567",1,7) )		RWOP_ERR_QUIT(rwops);		
+	if (0!=rwops->seek(rwops,0L,RW_SEEK_SET))			RWOP_ERR_QUIT(rwops);					
+	if (0!=rwops->read(rwops,test_buf,1,1))				RWOP_ERR_QUIT(rwops); /* we are in write only mode */
+	rwops->close(rwops);
+
+	rwops = SDL_RWFromFile(FBASENAME1,"rb"); /* read mode, file must exists */
+	if (!rwops)											RWOP_ERR_QUIT(rwops);
+	if (0!=rwops->seek(rwops,0L,RW_SEEK_SET))			RWOP_ERR_QUIT(rwops);					
+	if (20!=rwops->seek(rwops,-7,RW_SEEK_END))			RWOP_ERR_QUIT(rwops);					
+	if (7!=rwops->read(rwops,test_buf,1,7))				RWOP_ERR_QUIT(rwops);		
+	if (SDL_memcmp(test_buf,"1234567",7))				RWOP_ERR_QUIT(rwops);		
+	if (0!=rwops->read(rwops,test_buf,1,1))				RWOP_ERR_QUIT(rwops);		
+	if (0!=rwops->read(rwops,test_buf,10,100))			RWOP_ERR_QUIT(rwops);		
+	if (0!=rwops->seek(rwops,-27,RW_SEEK_CUR))			RWOP_ERR_QUIT(rwops);		
+	if (2!=rwops->read(rwops,test_buf,10,3))			RWOP_ERR_QUIT(rwops);				
+	if (SDL_memcmp(test_buf,"12345678901234567890",20))	RWOP_ERR_QUIT(rwops);
+	if (0!=rwops->write(rwops,test_buf,1,1))			RWOP_ERR_QUIT(rwops); /* readonly mode */
+	rwops->close(rwops);
+
+/* test 3: same with w+ mode */
+	rwops = SDL_RWFromFile(FBASENAME1,"wb+"); /* write + read + truncation */		
+	if (!rwops)											RWOP_ERR_QUIT(rwops);
+	if (1 != rwops->write(rwops,"1234567890",10,1) )	RWOP_ERR_QUIT(rwops);		
+	if (10 != rwops->write(rwops,"1234567890",1,10) )	RWOP_ERR_QUIT(rwops);		
+	if (7 != rwops->write(rwops,"1234567",1,7) )		RWOP_ERR_QUIT(rwops);		
+	if (0!=rwops->seek(rwops,0L,RW_SEEK_SET))			RWOP_ERR_QUIT(rwops);					
+	if (1!=rwops->read(rwops,test_buf,1,1))				RWOP_ERR_QUIT(rwops); /* we are in read/write mode */
+	if (0!=rwops->seek(rwops,0L,RW_SEEK_SET))			RWOP_ERR_QUIT(rwops);					
+	if (20!=rwops->seek(rwops,-7,RW_SEEK_END))			RWOP_ERR_QUIT(rwops);					
+	if (7!=rwops->read(rwops,test_buf,1,7))				RWOP_ERR_QUIT(rwops);		
+	if (SDL_memcmp(test_buf,"1234567",7))				RWOP_ERR_QUIT(rwops);		
+	if (0!=rwops->read(rwops,test_buf,1,1))				RWOP_ERR_QUIT(rwops);		
+	if (0!=rwops->read(rwops,test_buf,10,100))			RWOP_ERR_QUIT(rwops);		
+	if (0!=rwops->seek(rwops,-27,RW_SEEK_CUR))			RWOP_ERR_QUIT(rwops);		
+	if (2!=rwops->read(rwops,test_buf,10,3))			RWOP_ERR_QUIT(rwops);				
+	if (SDL_memcmp(test_buf,"12345678901234567890",20))	RWOP_ERR_QUIT(rwops);
+	rwops->close(rwops);
+	printf("test3 OK\n");
+
+/* test 4: same in r+ mode */
+	rwops = SDL_RWFromFile(FBASENAME1,"rb+"); /* write + read + file must exists, no truncation */		
+	if (!rwops)											RWOP_ERR_QUIT(rwops);
+	if (1 != rwops->write(rwops,"1234567890",10,1) )	RWOP_ERR_QUIT(rwops);		
+	if (10 != rwops->write(rwops,"1234567890",1,10) )	RWOP_ERR_QUIT(rwops);		
+	if (7 != rwops->write(rwops,"1234567",1,7) )		RWOP_ERR_QUIT(rwops);		
+	if (0!=rwops->seek(rwops,0L,RW_SEEK_SET))			RWOP_ERR_QUIT(rwops);					
+	if (1!=rwops->read(rwops,test_buf,1,1))				RWOP_ERR_QUIT(rwops); /* we are in read/write mode */
+	if (0!=rwops->seek(rwops,0L,RW_SEEK_SET))			RWOP_ERR_QUIT(rwops);					
+	if (20!=rwops->seek(rwops,-7,RW_SEEK_END))			RWOP_ERR_QUIT(rwops);					
+	if (7!=rwops->read(rwops,test_buf,1,7))				RWOP_ERR_QUIT(rwops);		
+	if (SDL_memcmp(test_buf,"1234567",7))				RWOP_ERR_QUIT(rwops);		
+	if (0!=rwops->read(rwops,test_buf,1,1))				RWOP_ERR_QUIT(rwops);		
+	if (0!=rwops->read(rwops,test_buf,10,100))			RWOP_ERR_QUIT(rwops);		
+	if (0!=rwops->seek(rwops,-27,RW_SEEK_CUR))			RWOP_ERR_QUIT(rwops);		
+	if (2!=rwops->read(rwops,test_buf,10,3))			RWOP_ERR_QUIT(rwops);				
+	if (SDL_memcmp(test_buf,"12345678901234567890",20))	RWOP_ERR_QUIT(rwops);
+	rwops->close(rwops);
+	printf("test4 OK\n");
+
+/* test5 : append mode */
+	rwops = SDL_RWFromFile(FBASENAME1,"ab+"); /* write + read + append */		
+	if (!rwops)											RWOP_ERR_QUIT(rwops);
+	if (1 != rwops->write(rwops,"1234567890",10,1) )	RWOP_ERR_QUIT(rwops);		
+	if (10 != rwops->write(rwops,"1234567890",1,10) )	RWOP_ERR_QUIT(rwops);		
+	if (7 != rwops->write(rwops,"1234567",1,7) )		RWOP_ERR_QUIT(rwops); 	
+	if (0!=rwops->seek(rwops,0L,RW_SEEK_SET))			RWOP_ERR_QUIT(rwops);					
+	
+	if (1!=rwops->read(rwops,test_buf,1,1))				RWOP_ERR_QUIT(rwops); 
+	if (0!=rwops->seek(rwops,0L,RW_SEEK_SET))			RWOP_ERR_QUIT(rwops);					
+	
+	if (20+27!=rwops->seek(rwops,-7,RW_SEEK_END))		RWOP_ERR_QUIT(rwops);					
+	if (7!=rwops->read(rwops,test_buf,1,7))				RWOP_ERR_QUIT(rwops);		
+	if (SDL_memcmp(test_buf,"1234567",7))				RWOP_ERR_QUIT(rwops);		
+	if (0!=rwops->read(rwops,test_buf,1,1))				RWOP_ERR_QUIT(rwops);		
+	if (0!=rwops->read(rwops,test_buf,10,100))			RWOP_ERR_QUIT(rwops);		
+	
+	if (27!=rwops->seek(rwops,-27,RW_SEEK_CUR))			RWOP_ERR_QUIT(rwops);
+	
+	if (0!=rwops->seek(rwops,0L,RW_SEEK_SET))			RWOP_ERR_QUIT(rwops);
+	if (3!=rwops->read(rwops,test_buf,10,3))			RWOP_ERR_QUIT(rwops);				
+	if (SDL_memcmp(test_buf,"123456789012345678901234567123",30))	
+														RWOP_ERR_QUIT(rwops);
+	rwops->close(rwops);
+	printf("test5 OK\n");
+	cleanup();
+	return 0; /* all ok */
+}