131 lines
5.1 KiB
Python
131 lines
5.1 KiB
Python
# Copyright 2015 Red Hat, Inc
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import fixtures
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import mock
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from nova import exception
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from nova import objects
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from nova import test
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from nova.tests.unit.virt import fakelibosinfo
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from nova.virt import osinfo
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class LibvirtOsInfoTest(test.NoDBTestCase):
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def setUp(self):
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super(LibvirtOsInfoTest, self).setUp()
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image_meta = {'properties':
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{'os_distro': 'fedora22',
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'hw_disk_bus': 'ide',
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'hw_vif_model': 'rtl8139'}
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}
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self.img_meta = objects.ImageMeta.from_dict(image_meta)
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self.useFixture(fixtures.MonkeyPatch(
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'nova.virt.osinfo.libosinfo',
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fakelibosinfo))
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self.useFixture(fixtures.MonkeyPatch(
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'nova.virt.osinfo._OsInfoDatabase._instance',
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None))
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def test_get_os(self):
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os_info_db = osinfo._OsInfoDatabase.get_instance()
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os_name = os_info_db.get_os('fedora22').get_name()
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self.assertEqual('Fedora 22', os_name)
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def test_get_os_fails(self):
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os_info_db = osinfo._OsInfoDatabase.get_instance()
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self.assertRaises(exception.OsInfoNotFound,
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os_info_db.get_os,
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'test33')
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def test_module_load_failed(self):
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self.useFixture(fixtures.MonkeyPatch(
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'nova.virt.osinfo.libosinfo',
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None))
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with test.nested(
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mock.patch.object(osinfo.importutils, 'import_module',
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side_effect=ImportError('gi.repository.Libosinfo')),
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mock.patch.object(osinfo.LOG, 'info')) as (mock_import, mock_log):
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os_info_db = osinfo._OsInfoDatabase.get_instance()
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self.assertIsNone(os_info_db.get_os('fedora22'))
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os_info_db = osinfo._OsInfoDatabase.get_instance()
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self.assertIsNone(os_info_db.get_os('fedora19'))
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self.assertEqual(1, mock_log.call_count)
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def test_hardware_properties_from_osinfo_fedora19(self):
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"""Verifies that HardwareProperties attributes are being set
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from libosinfo.
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"""
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img_meta = {'properties':
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{'os_distro': 'fedora19'}
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}
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img_meta = objects.ImageMeta.from_dict(img_meta)
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osinfo_obj = osinfo.HardwareProperties(img_meta)
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self.assertEqual('rtl8139', osinfo_obj.network_model)
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self.assertEqual('ide', osinfo_obj.disk_model)
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def test_hardware_properties_from_osinfo_fedora22(self):
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"""Verifies that HardwareProperties attributes are being set
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from libosinfo.
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"""
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img_meta = {'properties':
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{'os_distro': 'fedora22'}
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}
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img_meta = objects.ImageMeta.from_dict(img_meta)
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osinfo_obj = osinfo.HardwareProperties(img_meta)
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self.assertEqual('virtio', osinfo_obj.network_model)
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self.assertEqual('virtio', osinfo_obj.disk_model)
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def test_hardware_properties_from_osinfo_fedora23(self):
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"""Verifies that HardwareProperties attributes are being set
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from libosinfo.
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"""
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img_meta = {'properties':
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{'os_distro': 'fedora23'}
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}
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img_meta = objects.ImageMeta.from_dict(img_meta)
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osinfo_obj = osinfo.HardwareProperties(img_meta)
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self.assertEqual('virtio', osinfo_obj.network_model)
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self.assertEqual('virtio', osinfo_obj.disk_model)
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def test_hardware_properties_from_meta(self):
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"""Verifies that HardwareProperties attributes are being set
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from image properties.
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"""
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with mock.patch.object(osinfo._OsInfoDatabase, 'get_instance'):
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osinfo_obj = osinfo.HardwareProperties(self.img_meta)
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self.assertEqual('rtl8139', osinfo_obj.network_model)
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self.assertEqual('ide', osinfo_obj.disk_model)
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@mock.patch('nova.virt.osinfo.LOG.warning')
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def test_hardware_properties_from_meta_no_os_distro(self, mock_warn):
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"""Verifies that HardwareProperties attributes are not being set
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from image properties if there is no os_distro provided.
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"""
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img_meta = {'properties': {'hw_watchdog_action': 'disabled'}}
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img_meta = objects.ImageMeta.from_dict(img_meta)
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with mock.patch.object(osinfo._OsInfoDatabase,
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'get_instance') as get_instance:
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osinfo_obj = osinfo.HardwareProperties(img_meta)
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self.assertIsNone(osinfo_obj.network_model)
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self.assertIsNone(osinfo_obj.disk_model)
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get_instance.assert_not_called()
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mock_warn.assert_not_called()
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