tests: Skip test-cgroup-util test_mask_supported() when not running under systemd

Commit 5f4c5fef6 introduced this new test case, but this does not work in
build chroots where cgroupfs is not mounted. So skip the test if systemd is not
running.

diff --git a/src/test/test-cgroup-util.c b/src/test/test-cgroup-util.c
index ff7e45901ca1b1302eb6a520a5ee0f6a47250b44..4ecf09a29e0df0712da8f438001dbcae1c68b3aa 100644 (file)
--- a/src/test/test-cgroup-util.c
+++ b/src/test/test-cgroup-util.c
@@ -320,7 +320,7 @@ int main(void) {
         test_controller_is_valid();
         test_slice_to_path();
         test_shift_path();
-        test_mask_supported();
+        TEST_REQ_RUNNING_SYSTEMD(test_mask_supported());
 
         return 0;
 }