116 lines
5.1 KiB
Python
116 lines
5.1 KiB
Python
# Copyright 2019 Canonical Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import mock
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import os
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import subprocess
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import charms_openstack.test_utils as test_utils
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import charm.openstack.octavia_diskimage_retrofit as octavia_diskimage_retrofit
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class TestOctaviaDiskimageRetrofitCharm(test_utils.PatchHelper):
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def test_application_version(self):
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self.patch_object(
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octavia_diskimage_retrofit.charms_openstack.charm.core,
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'get_snap_version')
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self.get_snap_version.return_value = 'fake-version'
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c = octavia_diskimage_retrofit.OctaviaDiskimageRetrofitCharm()
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self.assertEqual(c.application_version, 'fake-version')
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self.get_snap_version.assert_called_once_with(
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'octavia-diskimage-retrofit')
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def test_request_credentials(self):
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keystone_endpoint = mock.MagicMock()
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c = octavia_diskimage_retrofit.OctaviaDiskimageRetrofitCharm()
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c.request_credentials(keystone_endpoint)
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keystone_endpoint.request_credentials.assert_called_once_with(
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c.name,
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project='services',
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domain='service_domain')
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def test_retrofit(self):
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self.patch_object(octavia_diskimage_retrofit, 'glance_retrofitter')
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glance = mock.MagicMock()
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self.glance_retrofitter.get_glance_client.return_value = glance
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class FakeImage(object):
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id = 'aId'
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name = 'aName'
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architecture = 'aArchitecture'
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os_distro = 'aOSDistro'
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os_version = 'aOSVersion'
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version_name = 'aVersionName'
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product_name = 'aProductName'
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fake_image = FakeImage()
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glance.images.create.return_value = fake_image
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self.glance_retrofitter.find_source_image.return_value = fake_image
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self.patch_object(
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octavia_diskimage_retrofit.tempfile,
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'NamedTemporaryFile')
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self.patch_object(octavia_diskimage_retrofit.ch_core, 'hookenv')
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self.patch_object(octavia_diskimage_retrofit.subprocess,
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'check_output')
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c = octavia_diskimage_retrofit.OctaviaDiskimageRetrofitCharm()
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with mock.patch('charm.openstack.octavia_diskimage_retrofit.open',
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create=True) as mocked_open:
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self.glance_retrofitter.find_destination_image.return_value = \
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[fake_image]
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with self.assertRaises(Exception):
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c.retrofit('aKeystone')
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self.glance_retrofitter.session_from_identity_credentials.\
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assert_called_once_with('aKeystone')
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self.glance_retrofitter.get_glance_client.assert_called_once_with(
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self.glance_retrofitter.session_from_identity_credentials())
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self.glance_retrofitter.find_destination_image.return_value = \
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[]
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c.retrofit('aKeystone')
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self.NamedTemporaryFile.assert_has_calls([
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mock.call(delete=False,
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dir=octavia_diskimage_retrofit.TMPDIR),
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mock.call(delete=False,
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dir=octavia_diskimage_retrofit.TMPDIR),
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])
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self.hookenv.atexit.assert_called_with(os.unlink, mock.ANY)
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self.hookenv.status_set.assert_has_calls([
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mock.call('maintenance', 'Downloading aName'),
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mock.call('maintenance', 'Retrofitting aName'),
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mock.call('maintenance', 'Uploading aName'),
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])
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self.glance_retrofitter.download_image.assert_called_once_with(
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glance, fake_image, self.NamedTemporaryFile())
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self.hookenv.config.assert_called_once_with('retrofit-uca-pocket')
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self.check_output.assert_called_once_with(
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['octavia-diskimage-retrofit', '-d', '-u',
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self.hookenv.config(), self.NamedTemporaryFile().name,
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self.NamedTemporaryFile().name],
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stderr=subprocess.STDOUT, universal_newlines=True)
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glance.images.create.assert_called_once_with(
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container_format='bare',
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disk_format='qcow2',
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name='amphora-haproxy-aArchitecture-aOSDistro-aOSVersion-'
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'aVersionName')
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glance.images.upload.assert_called_once_with('aId', mock.ANY)
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mocked_open.assert_called_once_with(
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self.NamedTemporaryFile().name, 'rb')
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glance.images.update.assert_called_once_with(
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'aId',
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source_product_name='aProductName',
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source_version_name='aVersionName',
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tags=['octavia-diskimage-retrofit', 'octavia-amphora'])
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