1 files changed, 79 insertions, 0 deletions
diff --git a/nova/tests/unit/virt/libvirt/volume/test_lightos.py b/nova/tests/unit/virt/libvirt/volume/test_lightos.py
new file mode 100644
index 0000000000..8a85d73059
--- /dev/null
+++ b/nova/tests/unit/virt/libvirt/volume/test_lightos.py
@@ -0,0 +1,79 @@
+#    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.
+
+from unittest import mock
+
+from nova.tests.unit.virt.libvirt.volume import test_volume
+from nova.virt.libvirt.volume import lightos
+
+from os_brick import initiator
+
+
+class LibvirtLightVolumeDriverTestCase(test_volume.LibvirtVolumeBaseTestCase):
+
+    @mock.patch('nova.utils.get_root_helper')
+    @mock.patch('os_brick.initiator.connector.InitiatorConnector.factory')
+    def test_libvirt_lightos_driver(self, mock_factory, mock_helper):
+        mock_helper.return_value = 'sudo'
+        lightos.LibvirtLightOSVolumeDriver(self.fake_host)
+        mock_factory.assert_called_once_with(
+            initiator.LIGHTOS, root_helper='sudo',
+            device_scan_attempts=5)
+
+    @mock.patch('os_brick.initiator.connector.InitiatorConnector.factory',
+        new=mock.Mock())
+    def test_libvirt_lightos_driver_connect(self):
+        lightos_driver = lightos.LibvirtLightOSVolumeDriver(
+            self.fake_host)
+        config = {'server_ip': '127.0.0.1', 'server_port': 9898}
+        disk_info = {
+            'id': '1234567',
+            'name': 'aLightVolume',
+            'conf': config}
+        connection_info = {'data': disk_info}
+        lightos_driver.connector.connect_volume.return_value = (
+            {'path': '/dev/dms1234567'})
+
+        lightos_driver.connect_volume(connection_info, None)
+
+        lightos_driver.connector.connect_volume.assert_called_once_with(
+            connection_info['data'])
+        self.assertEqual(
+            '/dev/dms1234567',
+            connection_info['data']['device_path'])
+
+    @mock.patch('os_brick.initiator.connector.InitiatorConnector.factory',
+        new=mock.Mock(return_value=mock.Mock()))
+    def test_libvirt_lightos_driver_disconnect(self):
+        lightos_driver = lightos.LibvirtLightOSVolumeDriver(self.connr)
+        disk_info = {
+            'path': '/dev/dms1234567', 'name': 'aLightosVolume',
+                    'type': 'raw', 'dev': 'vda1', 'bus': 'pci0',
+                    'device_path': '/dev/dms123456'}
+        connection_info = {'data': disk_info}
+        lightos_driver.disconnect_volume(connection_info, None)
+        lightos_driver.connector.disconnect_volume.assert_called_once_with(
+            disk_info, None)
+
+    @mock.patch('os_brick.initiator.connector.InitiatorConnector.factory',
+        new=mock.Mock(return_value=mock.Mock()))
+    def test_libvirt_lightos_driver_get_config(self):
+        lightos_driver = lightos.LibvirtLightOSVolumeDriver(self.fake_host)
+        device_path = '/dev/fake-dev'
+        connection_info = {'data': {'device_path': device_path}}
+
+        conf = lightos_driver.get_config(connection_info, self.disk_info)
+        tree = conf.format_dom()
+
+        self.assertEqual('block', tree.get('type'))
+        self.assertEqual(device_path, tree.find('./source').get('dev'))
+        self.assertEqual('raw', tree.find('./driver').get('type'))