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-rw-r--r--test/testfile.c182
1 files changed, 182 insertions, 0 deletions
diff --git a/test/testfile.c b/test/testfile.c
new file mode 100644
index 0000000..ecebb7d
--- /dev/null
+++ b/test/testfile.c
@@ -0,0 +1,182 @@
+
+/* sanity tests on SDL_rwops.c (usefull for alternative implementations of stdio rwops) */
+
+#include <stdlib.h>
+
+#ifndef _MSC_VER
+#include <unistd.h>
+#endif
+
+#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,"ab+");
+ 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 */
+}
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