# Copyright (c) 2014 VMware, Inc. # All Rights Reserved. # # 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. """ Unit tests for VMware API utility module. """ import mock from oslo.vmware import vim_util from tests import base class VimUtilTest(base.TestCase): """Test class for utility methods in vim_util.""" def test_get_moref(self): moref = vim_util.get_moref("vm-0", "VirtualMachine") self.assertEqual("vm-0", moref.value) self.assertEqual("VirtualMachine", moref._type) def test_build_selection_spec(self): client_factory = mock.Mock() sel_spec = vim_util.build_selection_spec(client_factory, "test") self.assertEqual("test", sel_spec.name) def test_build_traversal_spec(self): client_factory = mock.Mock() sel_spec = mock.Mock() traversal_spec = vim_util.build_traversal_spec(client_factory, 'dc_to_hf', 'Datacenter', 'hostFolder', False, [sel_spec]) self.assertEqual("dc_to_hf", traversal_spec.name) self.assertEqual("hostFolder", traversal_spec.path) self.assertEqual([sel_spec], traversal_spec.selectSet) self.assertFalse(traversal_spec.skip) self.assertEqual("Datacenter", traversal_spec.type) @mock.patch.object(vim_util, 'build_selection_spec') def test_build_recursive_traversal_spec(self, build_selection_spec_mock): sel_spec = mock.Mock() rp_to_rp_sel_spec = mock.Mock() rp_to_vm_sel_spec = mock.Mock() def build_sel_spec_side_effect(client_factory, name): if name == 'visitFolders': return sel_spec elif name == 'rp_to_rp': return rp_to_rp_sel_spec elif name == 'rp_to_vm': return rp_to_vm_sel_spec else: return None build_selection_spec_mock.side_effect = build_sel_spec_side_effect traversal_spec_dict = {'dc_to_hf': {'type': 'Datacenter', 'path': 'hostFolder', 'skip': False, 'selectSet': [sel_spec]}, 'dc_to_vmf': {'type': 'Datacenter', 'path': 'vmFolder', 'skip': False, 'selectSet': [sel_spec]}, 'h_to_vm': {'type': 'HostSystem', 'path': 'vm', 'skip': False, 'selectSet': [sel_spec]}, 'cr_to_h': {'type': 'ComputeResource', 'path': 'host', 'skip': False, 'selectSet': []}, 'cr_to_ds': {'type': 'ComputeResource', 'path': 'datastore', 'skip': False, 'selectSet': []}, 'cr_to_rp': {'type': 'ComputeResource', 'path': 'resourcePool', 'skip': False, 'selectSet': [rp_to_rp_sel_spec, rp_to_vm_sel_spec]}, 'cr_to_rp': {'type': 'ComputeResource', 'path': 'resourcePool', 'skip': False, 'selectSet': [rp_to_rp_sel_spec, rp_to_vm_sel_spec]}, 'ccr_to_h': {'type': 'ClusterComputeResource', 'path': 'host', 'skip': False, 'selectSet': []}, 'ccr_to_ds': {'type': 'ClusterComputeResource', 'path': 'datastore', 'skip': False, 'selectSet': []}, 'ccr_to_rp': {'type': 'ClusterComputeResource', 'path': 'resourcePool', 'skip': False, 'selectSet': [rp_to_rp_sel_spec, rp_to_vm_sel_spec]}, 'rp_to_rp': {'type': 'ResourcePool', 'path': 'resourcePool', 'skip': False, 'selectSet': [rp_to_rp_sel_spec, rp_to_vm_sel_spec]}, 'rp_to_vm': {'type': 'ResourcePool', 'path': 'vm', 'skip': False, 'selectSet': [rp_to_rp_sel_spec, rp_to_vm_sel_spec]}, } client_factory = mock.Mock() client_factory.create.side_effect = lambda ns: mock.Mock() trav_spec = vim_util.build_recursive_traversal_spec(client_factory) self.assertEqual("visitFolders", trav_spec.name) self.assertEqual("childEntity", trav_spec.path) self.assertFalse(trav_spec.skip) self.assertEqual("Folder", trav_spec.type) self.assertEqual(len(traversal_spec_dict) + 1, len(trav_spec.selectSet)) for spec in trav_spec.selectSet: if spec.name not in traversal_spec_dict: self.assertEqual(sel_spec, spec) else: exp_spec = traversal_spec_dict[spec.name] self.assertEqual(exp_spec['type'], spec.type) self.assertEqual(exp_spec['path'], spec.path) self.assertEqual(exp_spec['skip'], spec.skip) self.assertEqual(exp_spec['selectSet'], spec.selectSet) def test_build_property_spec(self): client_factory = mock.Mock() prop_spec = vim_util.build_property_spec(client_factory) self.assertFalse(prop_spec.all) self.assertEqual(["name"], prop_spec.pathSet) self.assertEqual("VirtualMachine", prop_spec.type) def test_build_object_spec(self): client_factory = mock.Mock() root_folder = mock.Mock() specs = [mock.Mock()] obj_spec = vim_util.build_object_spec(client_factory, root_folder, specs) self.assertEqual(root_folder, obj_spec.obj) self.assertEqual(specs, obj_spec.selectSet) self.assertFalse(obj_spec.skip) def test_build_property_filter_spec(self): client_factory = mock.Mock() prop_specs = [mock.Mock()] obj_specs = [mock.Mock()] filter_spec = vim_util.build_property_filter_spec(client_factory, prop_specs, obj_specs) self.assertEqual(obj_specs, filter_spec.objectSet) self.assertEqual(prop_specs, filter_spec.propSet) @mock.patch( 'oslo.vmware.vim_util.build_recursive_traversal_spec') def test_get_objects(self, build_recursive_traversal_spec): vim = mock.Mock() trav_spec = mock.Mock() build_recursive_traversal_spec.return_value = trav_spec max_objects = 10 _type = "VirtualMachine" def vim_RetrievePropertiesEx_side_effect(pc, specSet, options): self.assertTrue(pc is vim.service_content.propertyCollector) self.assertEqual(max_objects, options.maxObjects) self.assertEqual(1, len(specSet)) property_filter_spec = specSet[0] propSet = property_filter_spec.propSet self.assertEqual(1, len(propSet)) prop_spec = propSet[0] self.assertFalse(prop_spec.all) self.assertEqual(["name"], prop_spec.pathSet) self.assertEqual(_type, prop_spec.type) objSet = property_filter_spec.objectSet self.assertEqual(1, len(objSet)) obj_spec = objSet[0] self.assertTrue(obj_spec.obj is vim.service_content.rootFolder) self.assertEqual([trav_spec], obj_spec.selectSet) self.assertFalse(obj_spec.skip) vim.RetrievePropertiesEx.side_effect = \ vim_RetrievePropertiesEx_side_effect vim_util.get_objects(vim, _type, max_objects) self.assertEqual(1, vim.RetrievePropertiesEx.call_count) def test_get_object_properties_with_empty_moref(self): vim = mock.Mock() ret = vim_util.get_object_properties(vim, None, None) self.assertEqual(None, ret) @mock.patch('oslo.vmware.vim_util.cancel_retrieval') def test_get_object_properties(self, cancel_retrieval): vim = mock.Mock() moref = mock.Mock() moref._type = "VirtualMachine" retrieve_result = mock.Mock() def vim_RetrievePropertiesEx_side_effect(pc, specSet, options): self.assertTrue(pc is vim.service_content.propertyCollector) self.assertEqual(1, options.maxObjects) self.assertEqual(1, len(specSet)) property_filter_spec = specSet[0] propSet = property_filter_spec.propSet self.assertEqual(1, len(propSet)) prop_spec = propSet[0] self.assertTrue(prop_spec.all) self.assertEqual(['name'], prop_spec.pathSet) self.assertEqual(moref._type, prop_spec.type) objSet = property_filter_spec.objectSet self.assertEqual(1, len(objSet)) obj_spec = objSet[0] self.assertEqual(moref, obj_spec.obj) self.assertEqual([], obj_spec.selectSet) self.assertFalse(obj_spec.skip) return retrieve_result vim.RetrievePropertiesEx.side_effect = \ vim_RetrievePropertiesEx_side_effect res = vim_util.get_object_properties(vim, moref, None) self.assertEqual(1, vim.RetrievePropertiesEx.call_count) self.assertTrue(res is retrieve_result.objects) cancel_retrieval.assert_called_once_with(vim, retrieve_result) def test_get_token(self): retrieve_result = object() self.assertFalse(vim_util._get_token(retrieve_result)) @mock.patch('oslo.vmware.vim_util._get_token') def test_cancel_retrieval(self, get_token): token = mock.Mock() get_token.return_value = token vim = mock.Mock() retrieve_result = mock.Mock() vim_util.cancel_retrieval(vim, retrieve_result) get_token.assert_called_once_with(retrieve_result) vim.CancelRetrievePropertiesEx.assert_called_once_with( vim.service_content.propertyCollector, token=token) @mock.patch('oslo.vmware.vim_util._get_token') def test_continue_retrieval(self, get_token): token = mock.Mock() get_token.return_value = token vim = mock.Mock() retrieve_result = mock.Mock() vim_util.continue_retrieval(vim, retrieve_result) get_token.assert_called_once_with(retrieve_result) vim.ContinueRetrievePropertiesEx.assert_called_once_with( vim.service_content.propertyCollector, token=token) @mock.patch('oslo.vmware.vim_util.get_object_properties') def test_get_object_property(self, get_object_properties): prop = mock.Mock() prop.val = "ubuntu-12.04" properties = mock.Mock() properties.propSet = [prop] properties_list = [properties] get_object_properties.return_value = properties_list vim = mock.Mock() moref = mock.Mock() property_name = 'name' val = vim_util.get_object_property(vim, moref, property_name) self.assertEqual(prop.val, val) get_object_properties.assert_called_once_with( vim, moref, [property_name])