text: # Copyright 2018 Catalyst Cloud Ltd.
  #
  #    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.
  
  import mock
  
  from magnum.common import exception
  from magnum.common import octavia
  from magnum import objects
  from magnum.tests import base
  from magnum.tests.unit.db import utils
  
  
  class OctaviaTest(base.TestCase):
      def setUp(self):
          super(OctaviaTest, self).setUp()
  
          cluster_dict = utils.get_test_cluster(node_count=1)
          nodegroups_dict = utils.get_nodegroups_for_cluster(node_count=1)
          self.cluster = objects.Cluster(self.context, **cluster_dict)
          self.nodegroups = [
              objects.NodeGroup(self.context, **nodegroups_dict['master']),
              objects.NodeGroup(self.context, **nodegroups_dict['worker'])
          ]
  
      @mock.patch("magnum.common.neutron.delete_floatingip")
      @mock.patch('magnum.common.clients.OpenStackClients')
      def test_delete_loadbalancers(self, mock_clients, mock_delete_fip):
          mock_lbs = {
              "loadbalancers": [
                  {
                      "id": "fake_id_1",
                      "description": "Kubernetes external service "
                                     "ad3080723f1c211e88adbfa163ee1203 from "
                                     "cluster %s" % self.cluster.uuid,
                      "name": "fake_name_1",
                      "provisioning_status": "ACTIVE",
                      "vip_port_id": "b4ca07d1-a31e-43e2-891a-7d14f419f342"
                  },
                  {
                      "id": "fake_id_2",
                      "description": "Kubernetes Ingress test-octavia-ingress "
                                     "in namespace default from cluster %s, "
                                     "version: 32207" % self.cluster.uuid,
                      "name": "fake_name_2",
                      "provisioning_status": "ERROR",
                      "vip_port_id": "c17c1a6e-1868-11e9-84cd-00224d6b7bc1"
                  },
              ]
          }
          mock_octavie_client = mock.MagicMock()
          mock_octavie_client.load_balancer_list.side_effect = [
              mock_lbs, {"loadbalancers": []}
          ]
          osc = mock.MagicMock()
          mock_clients.return_value = osc
          osc.octavia.return_value = mock_octavie_client
  
          octavia.delete_loadbalancers(self.context, self.cluster)
  
          calls = [
              mock.call("fake_id_1", cascade=True),
              mock.call("fake_id_2", cascade=True)
          ]
          mock_octavie_client.load_balancer_delete.assert_has_calls(calls)
  
      @mock.patch('magnum.common.clients.OpenStackClients')
      def test_delete_loadbalancers_no_candidate(self, mock_clients):
          mock_lbs = {
              "loadbalancers": []
          }
          mock_octavie_client = mock.MagicMock()
          mock_octavie_client.load_balancer_list.return_value = mock_lbs
          osc = mock.MagicMock()
          mock_clients.return_value = osc
          osc.octavia.return_value = mock_octavie_client
  
          octavia.delete_loadbalancers(self.context, self.cluster)
  
          self.assertFalse(mock_octavie_client.load_balancer_delete.called)
  
      @mock.patch("magnum.common.neutron.delete_floatingip")
      @mock.patch('magnum.common.clients.OpenStackClients')
      def test_delete_loadbalancers_with_invalid_lb(self, mock_clients,
                                                    mock_delete_fip):
          osc = mock.MagicMock()
          mock_clients.return_value = osc
          mock_octavie_client = mock.MagicMock()
          osc.octavia.return_value = mock_octavie_client
  
          mock_lbs = {
              "loadbalancers": [
                  {
                      "id": "fake_id_1",
                      "description": "Kubernetes external service "
                                     "ad3080723f1c211e88adbfa163ee1203 from "
                                     "cluster %s" % self.cluster.uuid,
                      "name": "fake_name_1",
                      "provisioning_status": "ACTIVE",
                      "vip_port_id": "c17c1a6e-1868-11e9-84cd-00224d6b7bc1"
                  },
                  {
                      "id": "fake_id_2",
                      "description": "Kubernetes external service "
                                     "a9f9ba08cf28811e89547fa163ea824f from "
                                     "cluster %s" % self.cluster.uuid,
                      "name": "fake_name_2",
                      "provisioning_status": "PENDING_UPDATE",
                      "vip_port_id": "b4ca07d1-a31e-43e2-891a-7d14f419f342"
                  },
              ]
          }
          mock_octavie_client.load_balancer_list.return_value = mock_lbs
  
          self.assertRaises(
              exception.PreDeletionFailed,
              octavia.delete_loadbalancers,
              self.context,
              self.cluster
          )
          mock_octavie_client.load_balancer_delete.assert_called_once_with(
              "fake_id_1", cascade=True)
  
      @mock.patch("magnum.common.neutron.delete_floatingip")
      @mock.patch('magnum.common.clients.OpenStackClients')
      def test_delete_loadbalancers_timeout(self, mock_clients, mock_delete_fip):
          osc = mock.MagicMock()
          mock_clients.return_value = osc
          mock_octavie_client = mock.MagicMock()
          osc.octavia.return_value = mock_octavie_client
  
          mock_lbs = {
              "loadbalancers": [
                  {
                      "id": "fake_id_1",
                      "description": "Kubernetes external service "
                                     "ad3080723f1c211e88adbfa163ee1203 from "
                                     "cluster %s" % self.cluster.uuid,
                      "name": "fake_name_1",
                      "provisioning_status": "ACTIVE",
                      "vip_port_id": "b4ca07d1-a31e-43e2-891a-7d14f419f342"
                  },
                  {
                      "id": "fake_id_2",
                      "description": "Kubernetes external service "
                                     "a9f9ba08cf28811e89547fa163ea824f from "
                                     "cluster %s" % self.cluster.uuid,
                      "name": "fake_name_2",
                      "provisioning_status": "ACTIVE",
                      "vip_port_id": "c17c1a6e-1868-11e9-84cd-00224d6b7bc1"
                  },
              ]
          }
          mock_octavie_client.load_balancer_list.return_value = mock_lbs
  
          self.assertRaises(
              exception.PreDeletionFailed,
              octavia.delete_loadbalancers,
              self.context,
              self.cluster
          )
  