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# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2013 Cloudbase Solutions Srl
#
# Author: Alessandro Pilotti <apilotti@cloudbasesolutions.com>
#
# 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.
"""
Tests for Hyper-V utilsv2.
"""
import mock
from ceilometer.compute.virt import inspector
from ceilometer.compute.virt.hyperv import utilsv2 as utilsv2
from ceilometer.tests import base as test_base
class TestUtilsV2(test_base.TestCase):
_FAKE_RETURN_CLASS = 'fake_return_class'
def setUp(self):
self._utils = utilsv2.UtilsV2()
self._utils._conn = mock.MagicMock()
self._utils._conn_cimv2 = mock.MagicMock()
super(TestUtilsV2, self).setUp()
def test_get_host_cpu_info(self):
_fake_clock_speed = 1000
_fake_cpu_count = 2
mock_cpu = mock.MagicMock()
mock_cpu.MaxClockSpeed = _fake_clock_speed
self._utils._conn_cimv2.Win32_Processor.return_value = [mock_cpu,
mock_cpu]
cpu_info = self._utils.get_host_cpu_info()
self.assertEqual(_fake_clock_speed, cpu_info[0])
self.assertEqual(_fake_cpu_count, cpu_info[1])
def test_get_all_vms(self):
fake_vm_element_name = "fake_vm_element_name"
fake_vm_name = "fake_vm_name"
mock_vm = mock.MagicMock()
mock_vm.ElementName = fake_vm_element_name
mock_vm.Name = fake_vm_name
self._utils._conn.Msvm_ComputerSystem.return_value = [mock_vm]
vms = self._utils.get_all_vms()
self.assertEqual((fake_vm_element_name, fake_vm_name), vms[0])
def test_get_cpu_metrics(self):
fake_vm_element_name = "fake_vm_element_name"
fake_cpu_count = 2
fake_uptime = 1000
fake_cpu_metric_val = 2000
self._utils._lookup_vm = mock.MagicMock()
self._utils._lookup_vm().OnTimeInMilliseconds = fake_uptime
self._utils._get_vm_resources = mock.MagicMock()
mock_res = self._utils._get_vm_resources()[0]
mock_res.VirtualQuantity = fake_cpu_count
self._utils._get_metrics = mock.MagicMock()
self._utils._get_metrics()[0].MetricValue = fake_cpu_metric_val
cpu_metrics = self._utils.get_cpu_metrics(fake_vm_element_name)
self.assertEqual(3, len(cpu_metrics))
self.assertEqual(fake_cpu_metric_val, cpu_metrics[0])
self.assertEqual(fake_cpu_count, cpu_metrics[1])
self.assertEqual(fake_uptime, cpu_metrics[2])
@mock.patch('ceilometer.compute.virt.hyperv.utilsv2.UtilsV2'
'._sum_metric_values_by_defs')
@mock.patch('ceilometer.compute.virt.hyperv.utilsv2.UtilsV2'
'._get_metric_value_instances')
def test_get_vnic_metrics(self, mock_get_instances, mock_get_by_defs):
fake_vm_element_name = "fake_vm_element_name"
fake_vnic_element_name = "fake_vnic_name"
fake_vnic_address = "fake_vnic_address"
fake_vnic_path = "fake_vnic_path"
fake_rx_mb = 1000
fake_tx_mb = 2000
self._utils._lookup_vm = mock.MagicMock()
self._utils._get_vm_resources = mock.MagicMock()
mock_port = mock.MagicMock()
mock_port.Parent = fake_vnic_path
mock_vnic = mock.MagicMock()
mock_vnic.path_.return_value = fake_vnic_path
mock_vnic.ElementName = fake_vnic_element_name
mock_vnic.Address = fake_vnic_address
self._utils._get_vm_resources.side_effect = [[mock_port], [mock_vnic]]
self._utils._get_metric_def = mock.MagicMock()
mock_get_by_defs.return_value = [fake_rx_mb, fake_tx_mb]
vnic_metrics = list(self._utils.get_vnic_metrics(fake_vm_element_name))
self.assertEqual(1, len(vnic_metrics))
self.assertEqual(fake_rx_mb, vnic_metrics[0]['rx_mb'])
self.assertEqual(fake_tx_mb, vnic_metrics[0]['tx_mb'])
self.assertEqual(fake_vnic_element_name,
vnic_metrics[0]['element_name'])
self.assertEqual(fake_vnic_address, vnic_metrics[0]['address'])
def test_get_disk_metrics(self):
fake_vm_element_name = "fake_vm_element_name"
fake_host_resource = "fake_host_resource"
fake_instance_id = "fake_instance_id"
fake_read_mb = 1000
fake_write_mb = 2000
self._utils._lookup_vm = mock.MagicMock()
mock_disk = mock.MagicMock()
mock_disk.HostResource = [fake_host_resource]
mock_disk.InstanceID = fake_instance_id
self._utils._get_vm_resources = mock.MagicMock(
return_value=[mock_disk])
self._utils._get_metric_def = mock.MagicMock()
self._utils._get_metric_values = mock.MagicMock()
self._utils._get_metric_values.return_value = [fake_read_mb,
fake_write_mb]
disk_metrics = list(self._utils.get_disk_metrics(fake_vm_element_name))
self.assertEqual(1, len(disk_metrics))
self.assertEqual(fake_read_mb, disk_metrics[0]['read_mb'])
self.assertEqual(fake_write_mb, disk_metrics[0]['write_mb'])
self.assertEqual(fake_instance_id, disk_metrics[0]['instance_id'])
self.assertEqual(fake_host_resource, disk_metrics[0]['host_resource'])
def test_get_metric_value_instances(self):
mock_el1 = mock.MagicMock()
mock_associator = mock.MagicMock()
mock_el1.associators.return_value = [mock_associator]
mock_el2 = mock.MagicMock()
mock_el2.associators.return_value = []
returned = self._utils._get_metric_value_instances(
[mock_el1, mock_el2], self._FAKE_RETURN_CLASS)
self.assertEqual([mock_associator], returned)
def test_lookup_vm(self):
fake_vm_element_name = "fake_vm_element_name"
fake_vm = "fake_vm"
self._utils._conn.Msvm_ComputerSystem.return_value = [fake_vm]
vm = self._utils._lookup_vm(fake_vm_element_name)
self.assertEqual(fake_vm, vm)
def test_lookup_vm_not_found(self):
fake_vm_element_name = "fake_vm_element_name"
self._utils._conn.Msvm_ComputerSystem.return_value = []
self.assertRaises(inspector.InstanceNotFoundException,
self._utils._lookup_vm, fake_vm_element_name)
def test_lookup_vm_duplicate_found(self):
fake_vm_element_name = "fake_vm_element_name"
fake_vm = "fake_vm"
self._utils._conn.Msvm_ComputerSystem.return_value = [fake_vm, fake_vm]
self.assertRaises(utilsv2.HyperVException,
self._utils._lookup_vm, fake_vm_element_name)
def test_get_metric_values(self):
fake_metric_def_id = "fake_metric_def_id"
fake_metric_value = "1000"
mock_metric = mock.MagicMock()
mock_metric.MetricDefinitionId = fake_metric_def_id
mock_metric.MetricValue = fake_metric_value
mock_element = mock.MagicMock()
mock_element.associators.return_value = [mock_metric]
mock_metric_def = mock.MagicMock()
mock_metric_def.Id = fake_metric_def_id
metric_values = self._utils._get_metric_values(mock_element,
[mock_metric_def])
self.assertEqual(1, len(metric_values))
self.assertEqual(long(fake_metric_value), metric_values[0])
def test_get_vm_setting_data(self):
mock_vm_s = mock.MagicMock()
mock_vm_s.VirtualSystemType = self._utils._VIRTUAL_SYSTEM_TYPE_REALIZED
mock_vm = mock.MagicMock()
mock_vm.associators.return_value = [mock_vm_s]
vm_setting_data = self._utils._get_vm_setting_data(mock_vm)
self.assertEqual(mock_vm_s, vm_setting_data)
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