1 files changed, 49 insertions, 0 deletions
diff --git a/src/test/test-signal-util.c b/src/test/test-signal-util.c
new file mode 100644
index 0000000000..3083501ce9
--- /dev/null
+++ b/src/test/test-signal-util.c
@@ -0,0 +1,49 @@
+/***
+  This file is part of systemd.
+
+  Copyright 2016 Lennart Poettering
+
+  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 "signal-util.h"
+
+static void test_block_signals(void) {
+        sigset_t ss;
+
+        assert_se(sigprocmask(0, NULL, &ss) >= 0);
+
+        assert_se(sigismember(&ss, SIGUSR1) == 0);
+        assert_se(sigismember(&ss, SIGALRM) == 0);
+        assert_se(sigismember(&ss, SIGVTALRM) == 0);
+
+        {
+                BLOCK_SIGNALS(SIGUSR1, SIGVTALRM);
+
+                assert_se(sigprocmask(0, NULL, &ss) >= 0);
+                assert_se(sigismember(&ss, SIGUSR1) == 1);
+                assert_se(sigismember(&ss, SIGALRM) == 0);
+                assert_se(sigismember(&ss, SIGVTALRM) == 1);
+
+        }
+
+        assert_se(sigprocmask(0, NULL, &ss) >= 0);
+        assert_se(sigismember(&ss, SIGUSR1) == 0);
+        assert_se(sigismember(&ss, SIGALRM) == 0);
+        assert_se(sigismember(&ss, SIGVTALRM) == 0);
+}
+
+int main(int argc, char *argv[]) {
+        test_block_signals();
+}