New default planner

Co-Authored-By: Vincent Francoise <Vincent.FRANCOISE@b-com.com>
Change-Id: Ide2c8fc521488e486eac8f9f89d3f808ccf4b4d7
Implements: blueprint planner-storage-action-plan

watcher/tests/applier/actions/test_resize.py

@@ -0,0 +1,102 @@
+# -*- encoding: utf-8 -*-
+#
+# 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 __future__ import unicode_literals
+
+import mock
+import voluptuous
+
+from watcher.applier.actions import base as baction
+from watcher.applier.actions import resize
+from watcher.common import clients
+from watcher.common import nova_helper
+from watcher.tests import base
+
+
+class TestResize(base.TestCase):
+
+    INSTANCE_UUID = "94ae2f92-b7fd-4da7-9e97-f13504ae98c4"
+
+    def setUp(self):
+        super(TestResize, self).setUp()
+
+        self.r_osc_cls = mock.Mock()
+        self.r_helper_cls = mock.Mock()
+        self.r_helper = mock.Mock(spec=nova_helper.NovaHelper)
+        self.r_helper_cls.return_value = self.r_helper
+        self.r_osc = mock.Mock(spec=clients.OpenStackClients)
+        self.r_osc_cls.return_value = self.r_osc
+
+        r_openstack_clients = mock.patch.object(
+            clients, "OpenStackClients", self.r_osc_cls)
+        r_nova_helper = mock.patch.object(
+            nova_helper, "NovaHelper", self.r_helper_cls)
+
+        r_openstack_clients.start()
+        r_nova_helper.start()
+
+        self.addCleanup(r_openstack_clients.stop)
+        self.addCleanup(r_nova_helper.stop)
+
+        self.input_parameters = {
+            "flavor": "x1",
+            baction.BaseAction.RESOURCE_ID: self.INSTANCE_UUID,
+        }
+        self.action = resize.Resize(mock.Mock())
+        self.action.input_parameters = self.input_parameters
+
+    def test_parameters(self):
+        params = {baction.BaseAction.RESOURCE_ID:
+                  self.INSTANCE_UUID,
+                  self.action.FLAVOR: 'x1'}
+        self.action.input_parameters = params
+        self.assertTrue(self.action.validate_parameters())
+
+    def test_parameters_exception_empty_fields(self):
+        parameters = {baction.BaseAction.RESOURCE_ID:
+                      self.INSTANCE_UUID,
+                      self.action.FLAVOR: None}
+        self.action.input_parameters = parameters
+        exc = self.assertRaises(
+            voluptuous.MultipleInvalid, self.action.validate_parameters)
+        self.assertEqual([(['flavor'], voluptuous.TypeInvalid)],
+                         [(e.path, type(e)) for e in exc.errors])
+
+    def test_parameters_exception_flavor(self):
+        parameters = {baction.BaseAction.RESOURCE_ID:
+                      self.INSTANCE_UUID,
+                      self.action.FLAVOR: None}
+        self.action.input_parameters = parameters
+        exc = self.assertRaises(
+            voluptuous.MultipleInvalid, self.action.validate_parameters)
+        self.assertEqual(
+            [(['flavor'], voluptuous.TypeInvalid)],
+            [(e.path, type(e)) for e in exc.errors])
+
+    def test_parameters_exception_resource_id(self):
+        parameters = {baction.BaseAction.RESOURCE_ID: "EFEF",
+                      self.action.FLAVOR: 'x1'}
+        self.action.input_parameters = parameters
+        exc = self.assertRaises(
+            voluptuous.MultipleInvalid, self.action.validate_parameters)
+        self.assertEqual(
+            [(['resource_id'], voluptuous.Invalid)],
+            [(e.path, type(e)) for e in exc.errors])
+
+    def test_execute_resize(self):
+        self.r_helper.find_instance.return_value = self.INSTANCE_UUID
+        self.action.execute()
+        self.r_helper.resize_instance.assert_called_once_with(
+            instance_id=self.INSTANCE_UUID, flavor='x1')