1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
|
/*
* Copyright (C) 2007 Nokia Corporation.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
* Author: Adrian Hunter
*/
#ifndef included_tests_tests_h__
#define included_tests_tests_h__
#include <stdint.h>
/* Main macro for testing */
#define CHECK(x) tests_test((x),__func__,__FILE__,__LINE__)
/* The default directory in which tests are conducted */
#define TESTS_DEFAULT_FILE_SYSTEM_MOUNT_DIR "/mnt/test_file_system"
/* The default file system type to test */
#define TESTS_DEFAULT_FILE_SYSTEM_TYPE "jffs2"
/* Estimated size of an empty directory */
#define TESTS_EMPTY_DIR_SIZE 128
/* Function invoked by the CHECK macro */
void tests_test(int test,const char *msg,const char *file,unsigned line);
/* Handle common program options */
int tests_get_args(int argc,
char *argv[],
const char *title,
const char *desc,
const char *opts);
/* Return the number of files (or directories) in the given directory */
unsigned tests_count_files_in_dir(const char *dir_name);
/* Change to the file system mount directory, check that it is empty,
matches the file system type, and is not the root file system */
void tests_check_test_file_system(void);
/* Get the free space for the file system of the current directory */
uint64_t tests_get_free_space(void);
/* Get the total space for the file system of the current directory */
uint64_t tests_get_total_space(void);
/* Write size random bytes into file descriptor fd at the current position,
returning the number of bytes actually written */
uint64_t tests_fill_file(int fd, uint64_t size);
/* Write size random bytes into file descriptor fd at offset,
returning the number of bytes actually written */
uint64_t tests_write_filled_file(int fd, off_t offset, uint64_t size);
/* Check that a file written using tests_fill_file() and/or
tests_write_filled_file() and/or tests_create_file()
contains the expected random data */
void tests_check_filled_file_fd(int fd);
/* Check that a file written using tests_fill_file() and/or
tests_write_filled_file() and/or tests_create_file()
contains the expected random data */
void tests_check_filled_file(const char *file_name);
/* Delete a file */
void tests_delete_file(const char *file_name);
/* Create a file of size file_size */
uint64_t tests_create_file(const char *file_name, uint64_t file_size);
/* Calculate: free_space * numerator / denominator */
uint64_t tests_get_big_file_size(unsigned numerator, unsigned denominator);
/* Create file "fragment_n" where n is the file_number, and unlink it */
int tests_create_orphan(unsigned file_number);
/* Write size bytes at offset to the file "fragment_n" where n is the
file_number and file_number also determines the random data written
i.e. seed for random numbers */
unsigned tests_write_fragment_file(unsigned file_number,
int fd,
off_t offset,
unsigned size);
/* Write size bytes to the end of file descriptor fd using file_number
to determine the random data written i.e. seed for random numbers */
unsigned tests_fill_fragment_file(unsigned file_number,
int fd,
unsigned size);
/* Write size bytes to the end of file "fragment_n" where n is the file_number
and file_number also determines the random data written
i.e. seed for random numbers */
unsigned tests_append_to_fragment_file(unsigned file_number,
unsigned size,
int create);
/* Write size bytes at offset to the file "fragment_n" where n is the
file_number and file_number also determines the random data written
i.e. seed for random numbers */
unsigned tests_overwite_fragment_file( unsigned file_number,
off_t offset,
unsigned size);
/* Delete file "fragment_n" where n is the file_number */
void tests_delete_fragment_file(unsigned file_number);
/* Check the random data in file "fragment_n" is what is expected */
void tests_check_fragment_file_fd(unsigned file_number, int fd);
/* Check the random data in file "fragment_n" is what is expected */
void tests_check_fragment_file(unsigned file_number);
/* Central point to decide whether to use fsync */
void tests_maybe_sync(int fd);
/* Return O_SYNC if ok to sync otherwise return 0 */
int tests_maybe_sync_flag(void);
/* Return random number from 0 to n - 1 */
size_t tests_random_no(size_t n);
/* Make a directory empty */
void tests_clear_dir(const char *dir_name);
/* Create an empty sub-directory or small file in the current directory */
int64_t tests_create_entry(char *return_name);
/* Remove a random file of empty sub-directory from the current directory */
int64_t tests_remove_entry(void);
/* Un-mount and re-mount test file system */
void tests_remount(void);
/* Un-mount test file system */
void tests_unmount(void);
/* Mount test file system */
void tests_mount(void);
/* Check whether the test file system is also the root file system */
int tests_fs_is_rootfs(void);
/* Try to make a directory empty */
void tests_try_to_clear_dir(const char *dir_name);
/* Check whether the test file system is also the current file system */
int tests_fs_is_currfs(void);
/* Concatenate a pid to a string in a signal safe way */
void tests_cat_pid(char *buf, const char *name, pid_t pid);
extern char *tests_file_system_mount_dir;
extern char *tests_file_system_type;
/* General purpose test parameter to specify some aspect of test size.
May be used by different tests in different ways.
Set by the -z, --size options. */
extern int64_t tests_size_parameter;
/* General purpose test parameter to specify some aspect of test repetition.
May be used by different tests in different ways.
Set by the -n, --repeat options. */
extern int64_t tests_repeat_parameter;
/* General purpose test parameter to specify some aspect of test sleeping.
May be used by different tests in different ways.
Set by the -p, --sleep options. */
extern int64_t tests_sleep_parameter;
/* General purpose test parameter to specify a file should be unlinked.
May be used by different tests in different ways or not at all. */
extern int tests_unlink_flag;
/* General purpose test parameter to specify a file should be closed.
May be used by different tests in different ways or not at all. */
extern int tests_close_flag;
/* General purpose test parameter to specify a file should be deleted.
May be used by different tests in different ways or not at all. */
extern int tests_delete_flag;
/* General purpose test parameter to specify a file have a hole.
May be used by different tests in different ways or not at all. */
extern int tests_hole_flag;
/* Program name from argv[0] */
extern char *program_name;
#endif
|
