test/system: Test that D-Bus works

https://github.com/containers/toolbox/issues/1330

Signed-off-by: Nieves Montero <nmontero@redhat.com>

test/system/211-dbus.bats

@@ -0,0 +1,89 @@
+# shellcheck shell=bats
+#
+# Copyright © 2023 Red Hat, Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+load 'libs/bats-support/load'
+load 'libs/bats-assert/load'
+load 'libs/helpers'
+
+setup() {
+  bats_require_minimum_version 1.7.0
+  _setup_environment
+  cleanup_containers
+}
+
+teardown() {
+  cleanup_containers
+}
+
+@test "dbus: session bus" {
+  local expected_response
+  expected_response="$(gdbus call \
+                         --session \
+                         --dest org.freedesktop.DBus \
+                         --object-path /org/freedesktop/DBus \
+                         --method org.freedesktop.DBus.Peer.Ping)"
+
+  create_default_container
+
+  run --keep-empty-lines --separate-stderr "$TOOLBOX" run sh -c 'gdbus call \
+                                                                   --session \
+                                                                   --dest org.freedesktop.DBus \
+                                                                   --object-path /org/freedesktop/DBus \
+                                                                   --method org.freedesktop.DBus.Peer.Ping'
+
+  assert_success
+  assert_line --index 0 "$expected_response"
+
+  if check_bats_version 1.10.0; then
+    assert [ ${#lines[@]} -eq 1 ]
+  else
+    assert [ ${#lines[@]} -eq 2 ]
+  fi
+
+  # shellcheck disable=SC2154
+  assert [ ${#stderr_lines[@]} -eq 0 ]
+}
+
+@test "dbus: system bus" {
+  local expected_response
+  expected_response="$(gdbus call \
+                         --system \
+                         --dest org.freedesktop.systemd1 \
+                         --object-path /org/freedesktop/systemd1 \
+                         --method org.freedesktop.DBus.Properties.Get org.freedesktop.systemd1.Manager Version)"
+
+  create_default_container
+
+  run --keep-empty-lines --separate-stderr "$TOOLBOX" run sh -c 'gdbus call \
+                                                                   --system \
+                                                                   --dest org.freedesktop.systemd1 \
+                                                                   --object-path /org/freedesktop/systemd1 \
+                                                                   --method org.freedesktop.DBus.Properties.Get \
+                                                                     org.freedesktop.systemd1.Manager Version'
+
+  assert_success
+  assert_line --index 0 "$expected_response"
+
+  if check_bats_version 1.10.0; then
+    assert [ ${#lines[@]} -eq 1 ]
+  else
+    assert [ ${#lines[@]} -eq 2 ]
+  fi
+
+  # shellcheck disable=SC2154
+  assert [ ${#stderr_lines[@]} -eq 0 ]
+}

test/system/meson.build

@@ -3,6 +3,7 @@ test_system = files(
   '203-network.bats',
   '206-user.bats',
   '210-ulimit.bats',
+  '211-dbus.bats',
 )
 
 if shellcheck.found()