Pintos: pintos/src/tests/filesys/extended/grow-tell.c Source File

00001 /* Checks that growing a file updates the file position
00002    correctly. */
00003 
00004 #include <syscall.h>
00005 #include "tests/filesys/seq-test.h"
00006 #include "tests/lib.h"
00007 #include "tests/main.h"
00008 
00009 static char buf[2134];
00010 
00011 static size_t
00012 return_block_size (void) 
00013 {
00014   return 37;
00015 }
00016 
00017 static void
00018 check_tell (int fd, long ofs) 
00019 {
00020   long pos = tell (fd);
00021   if (pos != ofs)
00022     fail ("file position not updated properly: should be %ld, actually %ld",
00023           ofs, pos);
00024 }
00025 
00026 void
00027 test_main (void) 
00028 {
00029   seq_test ("foobar",
00030             buf, sizeof buf, 0,
00031             return_block_size, check_tell);
00032 }