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io: Add basic tests for utimensat

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Checked on x86_64-linux-gnu and i686-linux-gnu

Reviewed-by: Siddhesh Poyarekar <siddhesh@sourceware.org>
This commit is contained in:
Adhemerval Zanella 2021-03-22 14:55:22 -03:00
parent 272e71dc36
commit ac43e25195
2 changed files with 71 additions and 0 deletions
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1
io/Makefile
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@ -74,6 +74,7 @@ tests := test-utime test-stat test-stat2 test-lfs tst-getcwd \
tst-futimes \
tst-lutimes \
tst-futimens \
tst-utimensat \
# Likewise for statx, but we do not need static linking here.
tests-internal += tst-statx

70
io/tst-utimensat.c Normal file
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@ -0,0 +1,70 @@
/* Test for utimensat.
Copyright (C) 2021 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <fcntl.h>
#include <support/check.h>
#include <support/xunistd.h>
#include <sys/stat.h>
#include <sys/time.h>
static int
test_utimesat_helper (const char *testfile, int fd, const char *testlink,
const struct timespec *ts)
{
{
TEST_VERIFY_EXIT (utimensat (fd, testfile, ts, 0) == 0);
struct stat64 st;
xfstat (fd, &st);
/* Check if seconds for atime match */
TEST_COMPARE (st.st_atime, ts[0].tv_sec);
/* Check if seconds for mtime match */
TEST_COMPARE (st.st_mtime, ts[1].tv_sec);
}
{
struct stat64 stfile_orig;
xlstat (testfile, &stfile_orig);
TEST_VERIFY_EXIT (utimensat (0 /* ignored */, testlink, ts,
AT_SYMLINK_NOFOLLOW)
== 0);
struct stat64 stlink;
xlstat (testlink, &stlink);
TEST_COMPARE (stlink.st_atime, ts[0].tv_sec);
TEST_COMPARE (stlink.st_mtime, ts[1].tv_sec);
/* Check if the timestamp from original file is not changed. */
struct stat64 stfile;
xlstat (testfile, &stfile);
TEST_COMPARE (stfile_orig.st_atime, stfile.st_atime);
TEST_COMPARE (stfile_orig.st_mtime, stfile.st_mtime);
}
return 0;
}
#define TEST_CALL(fname, fd, lname, v1, v2) \
test_utimesat_helper (fname, fd, lname, (struct timespec[]) { { v1, 0 }, \
{ v2, 0 } })
#include "tst-utimensat-skeleton.c"