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test: add tests for xsetxattr()

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This commit is contained in:
Yu Watanabe 2023-02-17 11:42:14 +09:00
parent c56c26c906
commit d7e32d0558
1 changed files with 47 additions and 0 deletions
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47
src/test/test-xattr-util.c
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@ -79,4 +79,51 @@ TEST(getcrtime) {
}
}
static void verify_xattr(int dfd, const char *expected) {
_cleanup_free_ char *value = NULL;
assert_se(getxattr_at_malloc(dfd, "test", "user.foo", 0, &value) == (int) strlen(expected));
assert_se(streq(value, expected));
}
TEST(xsetxattr) {
_cleanup_(rm_rf_physical_and_freep) char *t = NULL;
_cleanup_close_ int dfd = -EBADF, fd = -EBADF;
const char *x;
int r;
dfd = mkdtemp_open("/var/tmp/test-xattrtestXXXXXX", O_PATH, &t);
assert_se(dfd >= 0);
x = strjoina(t, "/test");
assert_se(touch(x) >= 0);
/* by full path */
r = xsetxattr(AT_FDCWD, x, "user.foo", "fullpath", SIZE_MAX, 0);
if (r < 0 && ERRNO_IS_NOT_SUPPORTED(r))
return (void) log_tests_skipped_errno(r, "no xattrs supported on /var/tmp");
assert_se(r >= 0);
verify_xattr(dfd, "fullpath");
/* by dirfd */
assert_se(xsetxattr(dfd, "test", "user.foo", "dirfd", SIZE_MAX, 0) >= 0);
verify_xattr(dfd, "dirfd");
/* by fd (O_PATH) */
fd = openat(dfd, "test", O_PATH|O_CLOEXEC);
assert_se(fd >= 0);
assert_se(xsetxattr(fd, NULL, "user.foo", "fd_opath", SIZE_MAX, 0) >= 0);
verify_xattr(dfd, "fd_opath");
assert_se(xsetxattr(fd, "", "user.foo", "fd_opath", SIZE_MAX, 0) == -EINVAL);
assert_se(xsetxattr(fd, "", "user.foo", "fd_opath_empty", SIZE_MAX, AT_EMPTY_PATH) >= 0);
verify_xattr(dfd, "fd_opath_empty");
fd = safe_close(fd);
fd = openat(dfd, "test", O_RDONLY|O_CLOEXEC);
assert_se(xsetxattr(fd, NULL, "user.foo", "fd_regular", SIZE_MAX, 0) >= 0);
verify_xattr(dfd, "fd_regular");
assert_se(xsetxattr(fd, "", "user.foo", "fd_regular_empty", SIZE_MAX, 0) == -EINVAL);
assert_se(xsetxattr(fd, "", "user.foo", "fd_regular_empty", SIZE_MAX, AT_EMPTY_PATH) >= 0);
verify_xattr(dfd, "fd_regular_empty");
}
DEFINE_TEST_MAIN(LOG_DEBUG);