From: Anita Zhang <the.anitazha@gmail.com>
Date: Mon, 8 Mar 2021 18:51:12 +0000 (-0800)
Subject: oomd: add unit test to repro #18926
X-Git-Tag: v247.4~17
X-Git-Url: http://git-history.diyao.me/?a=commitdiff_plain;h=840c6d499119e55a8f5c524b3d133dde2b849508;p=systemd%2F.git

oomd: add unit test to repro #18926

(cherry picked from commit 399d80ba8c604d57e7df6c5118ea3258cce026d9)
---

diff --git a/src/oom/test-oomd-util.c b/src/oom/test-oomd-util.c
index 5df57107f9..5abad11fba 100644
--- a/src/oom/test-oomd-util.c
+++ b/src/oom/test-oomd-util.c
@@ -122,6 +122,7 @@ static void test_oomd_cgroup_context_acquire_and_insert(void) {
         assert_se(oomd_insert_cgroup_context(NULL, h1, cgroup) == 0);
         c1 = hashmap_get(h1, cgroup);
         assert_se(c1);
+        assert_se(oomd_insert_cgroup_context(NULL, h1, cgroup) == -EEXIST);
 
          /* make sure certain values from h1 get updated in h2 */
         c1->pgscan = 5555;