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# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright (c) 2013 Hewlett-Packard Development Company, L.P.
# Copyright 2013 Canonical Corp.
# 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.
from collections import namedtuple
from nova import exception
from nova import test
from nova.virt.vmwareapi import fake
from nova.virt.vmwareapi import vm_util
class fake_session(object):
def __init__(self, ret=None):
self.ret = ret
def _call_method(self, *args):
return self.ret
class VMwareVMUtilTestCase(test.TestCase):
def setUp(self):
super(VMwareVMUtilTestCase, self).setUp()
fake.reset()
def tearDown(self):
super(VMwareVMUtilTestCase, self).tearDown()
fake.reset()
def test_get_datastore_ref_and_name(self):
result = vm_util.get_datastore_ref_and_name(
fake_session([fake.Datastore()]))
self.assertEquals(result[1], "fake-ds")
self.assertEquals(result[2], 1024 * 1024 * 1024 * 1024)
self.assertEquals(result[3], 1024 * 1024 * 500 * 1024)
def test_get_datastore_ref_and_name_without_datastore(self):
self.assertRaises(exception.DatastoreNotFound,
vm_util.get_datastore_ref_and_name,
fake_session(), host="fake-host")
self.assertRaises(exception.DatastoreNotFound,
vm_util.get_datastore_ref_and_name,
fake_session(), cluster="fake-cluster")
def test_get_host_ref_from_id(self):
fake_host_sys = fake.HostSystem(
fake.ManagedObjectReference("HostSystem", "host-123"))
fake_host_id = fake_host_sys.obj.value
fake_host_name = "ha-host"
ref = vm_util.get_host_ref_from_id(
fake_session([fake_host_sys]), fake_host_id, ['name'])
self.assertIsInstance(ref, fake.HostSystem)
self.assertEqual(fake_host_id, ref.obj.value)
host_name = vm_util.get_host_name_from_host_ref(ref)
self.assertEquals(fake_host_name, host_name)
def test_get_host_name_for_vm(self):
fake_vm = fake.ManagedObject(
"VirtualMachine", fake.ManagedObjectReference(
"vm-123", "VirtualMachine"))
fake_vm.propSet.append(
fake.Property('name', 'vm-123'))
vm_ref = vm_util.get_vm_ref_from_name(
fake_session([fake_vm]), 'vm-123')
self.assertIsNotNone(vm_ref)
fake_results = [
fake.ObjectContent(
None, [
fake.Property('runtime.host',
fake.ManagedObjectReference(
'host-123', 'HostSystem'))
])]
host_id = vm_util.get_host_id_from_vm_ref(
fake_session(fake_results), vm_ref)
self.assertEqual('host-123', host_id)
def test_property_from_property_set(self):
ObjectContent = namedtuple('ObjectContent', ['propSet'])
DynamicProperty = namedtuple('Property', ['name', 'val'])
MoRef = namedtuple('Val', ['value'])
results_good = [
ObjectContent(propSet=[
DynamicProperty(name='name', val=MoRef(value='vm-123'))]),
ObjectContent(propSet=[
DynamicProperty(name='foo', val=MoRef(value='bar1')),
DynamicProperty(
name='runtime.host', val=MoRef(value='host-123')),
DynamicProperty(name='foo', val=MoRef(value='bar2')),
]),
ObjectContent(propSet=[
DynamicProperty(
name='something', val=MoRef(value='thing'))]), ]
results_bad = [
ObjectContent(propSet=[
DynamicProperty(name='name', val=MoRef(value='vm-123'))]),
ObjectContent(propSet=[
DynamicProperty(name='foo', val='bar1'),
DynamicProperty(name='foo', val='bar2'), ]),
ObjectContent(propSet=[
DynamicProperty(
name='something', val=MoRef(value='thing'))]), ]
prop = vm_util.property_from_property_set(
'runtime.host', results_good)
self.assertIsNotNone(prop)
value = prop.val.value
self.assertEqual('host-123', value)
prop2 = vm_util.property_from_property_set(
'runtime.host', results_bad)
self.assertIsNone(prop2)
prop3 = vm_util.property_from_property_set('foo', results_good)
self.assertIsNotNone(prop3)
val3 = prop3.val.value
self.assertEqual('bar1', val3)
prop4 = vm_util.property_from_property_set('foo', results_bad)
self.assertIsNotNone(prop4)
self.assertEqual('bar1', prop4.val)
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