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tests: add test-rlimit-util

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This commit is contained in:
Evgeny Vereshchagin 2015-12-06 02:04:08 +00:00
parent 8eb3655cdb
commit fe39daf2c1
3 changed files with 78 additions and 1 deletions
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1
.gitignore vendored
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@ -249,6 +249,7 @@
/test-replace-var
/test-resolve
/test-ring
/test-rlimit-util
/test-sched-prio
/test-set
/test-sigbus

9
Makefile.am
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@ -1497,7 +1497,8 @@ tests += \
test-af-list \
test-arphrd-list \
test-dns-domain \
test-install-root
test-install-root \
test-rlimit-util
if HAVE_ACL
tests += \
@ -1860,6 +1861,12 @@ test_acl_util_LDADD = \
test_namespace_LDADD = \
libcore.la
test_rlimit_util_SOURCES = \
src/test/test-rlimit-util.c
test_rlimit_util_LDADD = \
libshared.la
BUILT_SOURCES += \
src/test/test-hashmap-ordered.c

69
src/test/test-rlimit-util.c Normal file
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@ -0,0 +1,69 @@
/***
This file is part of systemd
systemd 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.
systemd 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 systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include <sys/resource.h>
#include "capability-util.h"
#include "macro.h"
#include "rlimit-util.h"
#include "string-util.h"
#include "util.h"
int main(int argc, char *argv[]) {
struct rlimit old, new, high;
struct rlimit err = {
.rlim_cur = 10,
.rlim_max = 5,
};
log_parse_environment();
log_open();
assert_se(drop_capability(CAP_SYS_RESOURCE) == 0);
assert_se(getrlimit(RLIMIT_NOFILE, &old) == 0);
new.rlim_cur = MIN(5U, old.rlim_max);
new.rlim_max = MIN(10U, old.rlim_max);
assert_se(setrlimit(RLIMIT_NOFILE, &new) >= 0);
assert_se(rlimit_from_string("LimitNOFILE") == RLIMIT_NOFILE);
assert_se(rlimit_from_string("DefaultLimitNOFILE") == -1);
assert_se(streq_ptr(rlimit_to_string(RLIMIT_NOFILE), "LimitNOFILE"));
assert_se(rlimit_to_string(-1) == NULL);
assert_se(getrlimit(RLIMIT_NOFILE, &old) == 0);
assert_se(setrlimit_closest(RLIMIT_NOFILE, &old) == 0);
assert_se(getrlimit(RLIMIT_NOFILE, &new) == 0);
assert_se(old.rlim_cur == new.rlim_cur);
assert_se(old.rlim_max == new.rlim_max);
assert_se(getrlimit(RLIMIT_NOFILE, &old) == 0);
high = RLIMIT_MAKE_CONST(old.rlim_max + 1);
assert_se(setrlimit_closest(RLIMIT_NOFILE, &high) == 0);
assert_se(getrlimit(RLIMIT_NOFILE, &new) == 0);
assert_se(new.rlim_max == old.rlim_max);
assert_se(new.rlim_cur == new.rlim_max);
assert_se(getrlimit(RLIMIT_NOFILE, &old) == 0);
assert_se(setrlimit_closest(RLIMIT_NOFILE, &err) == -EINVAL);
assert_se(getrlimit(RLIMIT_NOFILE, &new) == 0);
assert_se(old.rlim_cur == new.rlim_cur);
assert_se(old.rlim_max == new.rlim_max);
return 0;
}