diff --git a/lib/pengine/tests/status/Makefile.am b/lib/pengine/tests/status/Makefile.am
index 6adc9dfbc4..345c280c3c 100644
--- a/lib/pengine/tests/status/Makefile.am
+++ b/lib/pengine/tests/status/Makefile.am
@@ -1,24 +1,25 @@
 #
 # Copyright 2022 the Pacemaker project contributors
 #
 # The version control history for this file may have further details.
 #
 # This source code is licensed under the GNU General Public License version 2
 # or later (GPLv2+) WITHOUT ANY WARRANTY.
 #
 AM_CPPFLAGS = -I$(top_srcdir)/include \
 			  -I$(top_builddir)/include \
 			  -I$(top_srcdir)/lib/common
 LDADD = $(top_builddir)/lib/common/libcrmcommon_test.la \
 		$(top_builddir)/lib/pengine/libpe_status_test.la
 AM_LDFLAGS = $(LDFLAGS_WRAP)
 
 include $(top_srcdir)/mk/tap.mk
 
 # Add "_test" to the end of all test program names to simplify .gitignore.
 check_PROGRAMS = pe_find_node_any_test \
 				 pe_find_node_id_test \
 				 pe_find_node_test \
-				 pe_new_working_set_test
+				 pe_new_working_set_test \
+				 set_working_set_defaults_test
 
 TESTS = $(check_PROGRAMS)
diff --git a/lib/pengine/tests/status/set_working_set_defaults_test.c b/lib/pengine/tests/status/set_working_set_defaults_test.c
new file mode 100644
index 0000000000..38c9574a81
--- /dev/null
+++ b/lib/pengine/tests/status/set_working_set_defaults_test.c
@@ -0,0 +1,56 @@
+/*
+ * Copyright 2022 the Pacemaker project contributors
+ *
+ * The version control history for this file may have further details.
+ *
+ * This source code is licensed under the GNU Lesser General Public License
+ * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY.
+ */
+
+#include <crm_internal.h>
+#include "mock_private.h"
+
+#include <stdarg.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <setjmp.h>
+#include <cmocka.h>
+
+#include <crm/pengine/internal.h>
+#include <crm/pengine/pe_types.h>
+#include <crm/pengine/status.h>
+
+static void
+check_defaults(void **state) {
+    uint32_t flags;
+    pe_working_set_t *data_set = calloc(1, sizeof(pe_working_set_t));
+
+    set_working_set_defaults(data_set);
+
+    flags = pe_flag_stop_rsc_orphans|pe_flag_symmetric_cluster|pe_flag_stop_action_orphans;
+
+    if (!strcmp(PCMK__CONCURRENT_FENCING_DEFAULT, "true")) {
+        flags |= pe_flag_concurrent_fencing;
+    }
+
+
+    assert_null(data_set->priv);
+    assert_int_equal(data_set->order_id, 1);
+    assert_int_equal(data_set->action_id, 1);
+    assert_int_equal(data_set->no_quorum_policy, no_quorum_stop);
+    assert_int_equal(data_set->flags, flags);
+
+    /* Avoid calling pe_free_working_set here so we don't artificially
+     * inflate the coverage numbers.
+     */
+    free(data_set);
+}
+
+int main(int argc, char **argv) {
+    const struct CMUnitTest tests[] = {
+        cmocka_unit_test(check_defaults),
+    };
+
+    cmocka_set_message_output(CM_OUTPUT_TAP);
+    return cmocka_run_group_tests(tests, NULL, NULL);
+}