yaffs Yet more tests for quick tests.
[yaffs2.git] / direct / timothy_tests / quick_tests / test_yaffs_read_EINVAL.c
1 /*
2  * YAFFS: Yet another FFS. A NAND-flash specific file system.
3  *
4  * Copyright (C) 2002-2010 Aleph One Ltd.
5  *   for Toby Churchill Ltd and Brightstar Engineering
6  *
7  * Created by Timothy Manning <timothy@yaffs.net>
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License version 2 as
11  * published by the Free Software Foundation.
12  */
13
14 #include "test_yaffs_read_EINVAL.h"
15
16 static int handle=0;
17
18 int test_yaffs_read_EINVAL(void){
19         int error_code=0;
20         handle=test_yaffs_open();
21         char text[20]="\0";
22         int output=0;
23
24         if (handle>=0){
25                 output=yaffs_read(handle, text, -1);
26
27                 if (output<0){ 
28                         error_code=yaffs_get_error();
29                         if (abs(error_code)== EINVAL){
30                                 return 1;
31                         }
32                         else {
33                                 printf("different error than expected\n");
34                                 return -1;
35                         }
36                 }
37                 else{
38                         printf("read a non-existing file (which is a bad thing)\n");
39                         return -1;
40                 }
41         }
42         else {
43                 printf("error opening file\n");
44                 return -1;
45         }
46         
47 }
48
49 int test_yaffs_read_EINVAL_clean(void){
50         if (handle>=0){
51                 return yaffs_close(handle);
52         }
53         else {
54                 return 1; /* no handle was opened so there is no need to close a handle */
55         }       
56 }