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Convert rename_before_close to a shell script #229

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This commit is contained in:
Takeshi Nakatani 2015-08-12 15:09:34 +00:00
parent 96f63a17c0
commit c91a645782
3 changed files with 8 additions and 98 deletions
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6
test/Makefile.am
View File

@ -28,9 +28,3 @@ EXTRA_DIST = \
sample_ahbe.conf
testdir = test
test_PROGRAMS=rename_before_close
rename_before_close_SOURCES = rename_before_close.c
install:

12
test/integration-test-main.sh
View File

@ -286,14 +286,18 @@ rm_test_dir
##########################################################
if false; then
echo "Testing rename before close ..."
$CUR_DIR/rename_before_close $TEST_TEXT_FILE
if [ $? != 0 ]; then
(
echo foo
mv $TEST_TEXT_FILE ${TEST_TEXT_FILE}.new
) > $TEST_TEXT_FILE
if ! cmp <(echo foo) ${TEST_TEXT_FILE}.new; then
echo "rename before close failed"
exit 1
fi
# clean up
rm_test_file
rm_test_file ${TEST_TEXT_FILE}.new
rm -f ${TEST_TEXT_FILE}
fi
##########################################################

88
test/rename_before_close.c
View File

@ -1,88 +0,0 @@
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
static const char FILE_CONTENT[] = "XXXX";
#define PROG "rename_before_close"
static char *
filename_to_mkstemp_template(const char *file)
{
size_t len = strlen(file);
static const char suffix[] = ".XXXXXX";
size_t new_len = len + sizeof(suffix);
char *ret_str = calloc(1, new_len);
int ret = snprintf(ret_str, new_len, "%s%s", file, suffix);
assert(ret == new_len - 1);
assert(ret_str[new_len] == '\0');
return ret_str;
}
static off_t
get_file_size(const char *file)
{
struct stat ss;
printf(PROG ": stat(%s)\n", file);
int ret = lstat(file, &ss);
assert(ret == 0);
return ss.st_size;
}
static void
test_rename_before_close(const char *file)
{
char *template = filename_to_mkstemp_template(file);
printf(PROG ": mkstemp(%s)\n", template);
int fd = mkstemp(template);
assert(fd >= 0);
sleep(1);
printf(PROG ": write(%s)\n", template);
int ret = write(fd, FILE_CONTENT, sizeof(FILE_CONTENT));
assert(ret == sizeof(FILE_CONTENT));
sleep(1);
printf(PROG ": fsync(%s)\n", template);
ret = fsync(fd);
assert(ret == 0);
sleep(1);
assert(get_file_size(template) == sizeof(FILE_CONTENT));
sleep(1);
printf(PROG ": rename(%s, %s)\n", template, file);
ret = rename(template, file);
assert(ret == 0);
sleep(1);
printf(PROG ": close(%s)\n", file);
ret = close(fd);
assert(ret == 0);
sleep(1);
assert(get_file_size(file) == sizeof(FILE_CONTENT));
}
int
main(int argc, char *argv[])
{
setvbuf(stdout, NULL, _IONBF, 0);
if (argc < 2) {
printf("Usage: %s <file>", argv[0]);
return 1;
}
test_rename_before_close(argv[1]);
return 0;
}