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authorAdrian Hunter <ext-adrian.hunter@nokia.com>2007-07-20 11:31:18 +0300
committerArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2007-09-11 15:28:03 +0300
commit55ea7048d0ebf0b9c8ed06ca6b9025a90ae15b16 (patch)
treeb11e1a28e5cead4175e4754fdb203c0e97cdecfc /tests/fs-tests/lib
parentedcd5dafa3f8529467fbafbb8f37b44e90d77c41 (diff)
Add test program orph.c
Signed-off-by: Adrian Hunter <ext-adrian.hunter@nokia.com> Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'tests/fs-tests/lib')
-rw-r--r--tests/fs-tests/lib/tests.c48
-rw-r--r--tests/fs-tests/lib/tests.h14
2 files changed, 60 insertions, 2 deletions
diff --git a/tests/fs-tests/lib/tests.c b/tests/fs-tests/lib/tests.c
index 8c34b00..e2a6d5b 100644
--- a/tests/fs-tests/lib/tests.c
+++ b/tests/fs-tests/lib/tests.c
@@ -506,9 +506,9 @@ void tests_check_filled_file_fd(int fd)
char buf[WRITE_BUFFER_SIZE];
do {
- sz = read(fd,buf,WRITE_BUFFER_SIZE);
+ sz = read(fd, buf, WRITE_BUFFER_SIZE);
CHECK(sz >= 0);
- CHECK(memcmp(buf,write_buffer,sz) == 0);
+ CHECK(memcmp(buf, write_buffer, sz) == 0);
} while (sz);
}
@@ -585,6 +585,26 @@ uint64_t tests_get_big_file_size(unsigned numerator, unsigned denominator)
return numerator * (tests_get_free_space() / denominator);
}
+/* Create file "fragment_n" where n is the file_number, and unlink it */
+int tests_create_orphan(unsigned file_number)
+{
+ int fd;
+ int flags;
+ mode_t mode;
+ char file_name[256];
+
+ sprintf(file_name, "fragment_%u", file_number);
+ flags = O_CREAT | O_TRUNC | O_RDWR | tests_maybe_sync_flag();
+ mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH;
+ fd = open(file_name, flags, mode);
+ if (fd == -1 && (errno == ENOSPC || errno == EMFILE))
+ return fd; /* File system full or too many open files */
+ CHECK(fd != -1);
+ tests_sync_directory(file_name);
+ CHECK(unlink(file_name) != -1);
+ return fd;
+}
+
/* 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 */
@@ -710,6 +730,30 @@ 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)
+{
+ ssize_t sz, i;
+ int d;
+ uint64_t u;
+ char buf[8192];
+
+ CHECK(lseek(fd, 0, SEEK_SET) == 0);
+ srand(file_number);
+ u = RAND_MAX;
+ u += 1;
+ u /= 256;
+ d = (int) u;
+ for (;;) {
+ sz = read(fd, buf, 8192);
+ if (sz == 0)
+ break;
+ CHECK(sz >= 0);
+ for (i = 0; i < sz; ++i)
+ CHECK(buf[i] == (char) (rand() / d));
+ }
+}
+
+/* Check the random data in file "fragment_n" is what is expected */
void tests_check_fragment_file(unsigned file_number)
{
int fd;
diff --git a/tests/fs-tests/lib/tests.h b/tests/fs-tests/lib/tests.h
index 36ca310..db08628 100644
--- a/tests/fs-tests/lib/tests.h
+++ b/tests/fs-tests/lib/tests.h
@@ -85,6 +85,17 @@ 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,
@@ -109,6 +120,9 @@ unsigned tests_overwite_fragment_file( unsigned 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 */