Automatic Tempest Configuration Generator
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python-tempestconf/config_tempest/tests/services/test_image.py

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# Copyright 2018 Red Hat, 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.
from unittest import mock
from fixtures import MonkeyPatch
from config_tempest import constants as C
from config_tempest.services.image import ImageService
from config_tempest.tempest_conf import TempestConf
from config_tempest.tests.base import BaseServiceTest
class TestImageService(BaseServiceTest):
CLIENT_MOCK = 'tempest.lib.services.image.v2.images_client.ImagesClient'
IMAGES_LIST = [
{"status": "active", "name": "ImageName"},
{"status": "default", "name": "MyImage"},
{"status": "active", "name": "MyImage"}
]
def setUp(self):
super(TestImageService, self).setUp()
self.Service = ImageService("ServiceName",
"ServiceType",
self.FAKE_URL,
self.FAKE_TOKEN,
disable_ssl_validation=False)
self.Service.disk_format = ".format"
self.Service.non_admin = False
self.Service.convert = False
self.Service.client = self.FakeServiceClient()
C.DEFAULT_IMAGE_DIR = "/img/"
self.conf = TempestConf()
self.conf.set("image", "image_path", "my_image.qcow2")
self.conf.set("image", "http_image", "http_image.qcow2")
@mock.patch('config_tempest.services.image.ImageService._find_image')
@mock.patch('config_tempest.services.image.ImageService'
'.find_or_upload_image')
@mock.patch('os.makedirs')
def _test_create_tempest_images(self, mock_makedirs, mock_find_upload,
mock_find_image):
mock_find_upload.side_effect = ["id_c", "id_d"]
mock_find_image.return_value = {'name': 'my_image.qcow2'}
self.Service.create_tempest_images(conf=self.conf)
mock_makedirs.assert_called()
self.assertEqual(self.conf.get('compute', 'image_ref'), 'id_c')
self.assertEqual(self.conf.get('compute', 'image_ref_alt'), 'id_d')
self.assertEqual(self.conf.get('scenario', 'img_file'),
'/img/my_image.qcow2')
@mock.patch('config_tempest.services.image.ImageService._find_image')
@mock.patch('config_tempest.services.image.ImageService._download_file')
@mock.patch('config_tempest.services.image.ImageService._upload_image')
def _test_find_or_upload_image_not_found_creation_allowed_format(
self, mock_upload_image,
mock_download_file, mock_find_image, format):
mock_find_image.return_value = None
mock_upload_image.return_value = {"id": "my_fake_id"}
image_source = format + "://any_random_url"
image_dest = "my_dest"
image_name = "my_image"
image_id = self.Service.find_or_upload_image(
image_id=None, image_dest=image_dest,
image_name=image_name, image_source=image_source)
mock_download_file.assert_called_with(image_source, image_dest)
mock_upload_image.assert_called_with(image_name, image_dest)
self.assertEqual(image_id, "my_fake_id")
def _mock_list_images(self, return_value, image_name, expected_resp):
mock_function = mock.Mock(return_value=return_value)
func2mock = self.FAKE_CLIENT_MOCK + '.list_images'
self.useFixture(MonkeyPatch(func2mock, mock_function))
resp = self.Service._find_image(image_id=None,
image_name=image_name)
self.assertEqual(resp, expected_resp)
def test_set_get_versions(self):
exp_resp = ['v2.0', 'v2.1']
self._set_get_versions(self.Service, exp_resp, self.FAKE_VERSIONS)
@mock.patch('config_tempest.services.image.ImageService'
'.find_or_upload_image')
def test_create_tempest_images_exception(self, mock_find_upload):
mock_find_upload.side_effect = Exception
exc = Exception
self.assertRaises(exc,
self.Service.create_tempest_images,
conf=self.conf)
def test_create_tempest_images_ref_alt_ref(self):
self.conf.set('compute', 'image_ref', 'id_a')
self.conf.set('compute', 'image_ref_alt', 'id_b')
self._test_create_tempest_images()
def test_create_tempest_images_ref_no_alt_ref(self):
self.conf.set('compute', 'image_ref', 'id_a')
self._test_create_tempest_images()
def test_create_tempest_images_no_ref_alt_ref(self):
self.conf.set('compute', 'image_ref_alt', 'id_b')
self._test_create_tempest_images()
def test_create_tempest_images_no_ref_no_alt_ref(self):
self._test_create_tempest_images()
@mock.patch('config_tempest.services.image.ImageService._find_image')
def test_find_or_upload_image_not_found_creation_not_allowed(
self, mock_find_image):
mock_find_image.return_value = None
exc = Exception
self.assertRaises(exc, self.Service.find_or_upload_image,
image_id=None, image_name=None)
def test_find_or_upload_image_not_found_creation_allowed_http(self):
self._test_find_or_upload_image_not_found_creation_allowed_format(
format="http")
def test_find_or_upload_image_not_found_creation_allowed_https(self):
self._test_find_or_upload_image_not_found_creation_allowed_format(
format="https")
@mock.patch('shutil.copyfile')
@mock.patch('config_tempest.services.image.ImageService._find_image')
@mock.patch('config_tempest.services.image.ImageService._download_file')
@mock.patch('config_tempest.services.image.ImageService._upload_image')
def test_find_or_upload_image_not_found_creation_allowed_ftp_old(
self, mock_upload_image, mock_download_file, mock_find_image,
mock_copy):
mock_find_image.return_value = None
mock_upload_image.return_value = {"id": "my_fake_id"}
# image source does not start with http or https
image_source = "ftp://any_random_url"
image_dest = "place_on_disk"
image_name = "my_image"
image_id = self.Service.find_or_upload_image(
image_id=None, image_name=image_name,
image_source=image_source, image_dest=image_dest)
mock_copy.assert_called_with(image_source, image_dest)
mock_upload_image.assert_called_with(
image_name, image_dest)
self.assertEqual(image_id, "my_fake_id")
@mock.patch('os.path.isfile')
@mock.patch('config_tempest.services.image.ImageService._find_image')
def test_find_or_upload_image_found_downloaded(
self, mock_find_image, mock_isfile):
mock_find_image.return_value = \
{"status": "active", "name": "ImageName", "id": "my_fake_id"}
mock_isfile.return_value = True
image_id = self.Service.find_or_upload_image(
image_id=None, image_name=None)
self.assertEqual(image_id, "my_fake_id")
@mock.patch('config_tempest.services.image.ImageService._download_image')
@mock.patch('os.path.isfile')
@mock.patch('config_tempest.services.image.ImageService._find_image')
def test_find_or_upload_image_found_not_downloaded(
self, mock_find_image, mock_isfile, mock_download_image):
image_id = "my_fake_id"
mock_find_image.return_value = \
{"status": "active", "name": "ImageName", "id": image_id}
mock_isfile.return_value = False
image_id = self.Service.find_or_upload_image(
image_id=None, image_name=None)
mock_download_image.assert_called()
self.assertEqual(image_id, "my_fake_id")
def test_find_image_found(self):
expected_resp = {"status": "default", "name": "MyImage"}
self._mock_list_images(return_value={"images": self.IMAGES_LIST},
image_name="MyImage",
expected_resp=expected_resp)
def test_find_image_not_found(self):
self._mock_list_images(return_value={"images": self.IMAGES_LIST},
image_name="DoesNotExist",
expected_resp=None)
def test_find_image_by_id(self):
expected_resp = {"id": "001", "status": "active", "name": "ImageName"}
mock_function = mock.Mock(return_value=expected_resp)
func2mock = self.FAKE_CLIENT_MOCK + '.show_image'
self.useFixture(MonkeyPatch(func2mock, mock_function))
resp = self.Service._find_image(image_id="001",
image_name="cirros")
self.assertEqual(resp, expected_resp)
@mock.patch('subprocess.call')
@mock.patch('os.path.exists')
def test_convert_image_to_raw(self, mock_exists, mock_subcall):
path = '/path/of/my/image.qcow2'
raw_path = '/path/of/my/image.raw'
mock_exists.return_value = False
mock_subcall.return_value = 0
self.Service.convert_image_to_raw(path)
mock_subcall.assert_called_with(['qemu-img', 'convert',
path, raw_path])
self.assertEqual(self.Service.disk_format, 'raw')