tests(integration): add more test cases (2).

tests/bats/groups.bats

@@ -0,0 +1,23 @@
+#!/usr/bin/env bats
+# apparmor.d - Full set of apparmor profiles
+# Copyright (C) 2024 Alexandre Pujol <alexandre@pujol.io>
+# SPDX-License-Identifier: GPL-2.0-only
+
+load common
+
+setup_file() {
+    aa_setup
+}
+
+# bats test_tags=groups
+@test "groups: Print group memberships for the current user" {
+    groups
+    aa_check
+}
+
+# bats test_tags=groups
+@test "groups: Print group memberships for a list of users" {
+    groups root
+    aa_check
+}
+