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# Copyright 2016 Mirantis
# 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.
import ddt
import mock
from cinderclient import api_versions
from cinderclient import exceptions
from cinderclient.v3 import client
from cinderclient.tests.unit import utils
from cinderclient.tests.unit import test_utils
@ddt.ddt
class APIVersionTestCase(utils.TestCase):
def test_valid_version_strings(self):
def _test_string(version, exp_major, exp_minor):
v = api_versions.APIVersion(version)
self.assertEqual(v.ver_major, exp_major)
self.assertEqual(v.ver_minor, exp_minor)
_test_string("1.1", 1, 1)
_test_string("2.10", 2, 10)
_test_string("5.234", 5, 234)
_test_string("12.5", 12, 5)
_test_string("2.0", 2, 0)
_test_string("2.200", 2, 200)
def test_null_version(self):
v = api_versions.APIVersion()
self.assertFalse(v)
def test_not_null_version(self):
v = api_versions.APIVersion('1.1')
self.assertTrue(v)
@ddt.data("2", "200", "2.1.4", "200.23.66.3", "5 .3", "5. 3", "5.03",
"02.1", "2.001", "", " 2.1", "2.1 ")
def test_invalid_version_strings(self, version_string):
self.assertRaises(exceptions.UnsupportedVersion,
api_versions.APIVersion, version_string)
def test_version_comparisons(self):
v1 = api_versions.APIVersion("2.0")
v2 = api_versions.APIVersion("2.5")
v3 = api_versions.APIVersion("5.23")
v4 = api_versions.APIVersion("2.0")
v_null = api_versions.APIVersion()
self.assertTrue(v1 < v2)
self.assertTrue(v3 > v2)
self.assertTrue(v1 != v2)
self.assertTrue(v1 == v4)
self.assertTrue(v1 != v_null)
self.assertTrue(v_null == v_null)
self.assertRaises(TypeError, v1.__le__, "2.1")
def test_version_matches(self):
v1 = api_versions.APIVersion("2.0")
v2 = api_versions.APIVersion("2.5")
v3 = api_versions.APIVersion("2.45")
v4 = api_versions.APIVersion("3.3")
v5 = api_versions.APIVersion("3.23")
v6 = api_versions.APIVersion("2.0")
v7 = api_versions.APIVersion("3.3")
v8 = api_versions.APIVersion("4.0")
v_null = api_versions.APIVersion()
self.assertTrue(v2.matches(v1, v3))
self.assertTrue(v2.matches(v1, v_null))
self.assertTrue(v1.matches(v6, v2))
self.assertTrue(v4.matches(v2, v7))
self.assertTrue(v4.matches(v_null, v7))
self.assertTrue(v4.matches(v_null, v8))
self.assertFalse(v1.matches(v2, v3))
self.assertFalse(v5.matches(v2, v4))
self.assertFalse(v2.matches(v3, v1))
self.assertRaises(ValueError, v_null.matches, v1, v3)
def test_get_string(self):
v1_string = "3.23"
v1 = api_versions.APIVersion(v1_string)
self.assertEqual(v1_string, v1.get_string())
self.assertRaises(ValueError,
api_versions.APIVersion().get_string)
class ManagerTest(utils.TestCase):
def test_api_version(self):
# The function manager.return_api_version has two versions,
# when called with api version 3.1 it should return the
# string '3.1' and when called with api version 3.2 or higher
# it should return the string '3.2'.
version = api_versions.APIVersion('3.1')
api = client.Client(api_version=version)
manager = test_utils.FakeManagerWithApi(api)
self.assertEqual('3.1', manager.return_api_version())
version = api_versions.APIVersion('3.2')
api = client.Client(api_version=version)
manager = test_utils.FakeManagerWithApi(api)
self.assertEqual('3.2', manager.return_api_version())
# pick up the highest version
version = api_versions.APIVersion('3.3')
api = client.Client(api_version=version)
manager = test_utils.FakeManagerWithApi(api)
self.assertEqual('3.2', manager.return_api_version())
version = api_versions.APIVersion('3.0')
api = client.Client(api_version=version)
manager = test_utils.FakeManagerWithApi(api)
# An exception will be returned here because the function
# return_api_version doesn't support version 3.0
self.assertRaises(exceptions.VersionNotFoundForAPIMethod,
manager.return_api_version)
class UpdateHeadersTestCase(utils.TestCase):
def test_api_version_is_null(self):
headers = {}
api_versions.update_headers(headers, api_versions.APIVersion())
self.assertEqual({}, headers)
def test_api_version_is_major(self):
headers = {}
api_versions.update_headers(headers, api_versions.APIVersion("7.0"))
self.assertEqual({}, headers)
def test_api_version_is_not_null(self):
api_version = api_versions.APIVersion("2.3")
headers = {}
api_versions.update_headers(headers, api_version)
self.assertEqual(
{"OpenStack-API-Version": "volume " + api_version.get_string()},
headers)
class GetAPIVersionTestCase(utils.TestCase):
def test_get_available_client_versions(self):
output = api_versions.get_available_major_versions()
self.assertNotEqual([], output)
def test_wrong_format(self):
self.assertRaises(exceptions.UnsupportedVersion,
api_versions.get_api_version, "something_wrong")
def test_wrong_major_version(self):
self.assertRaises(exceptions.UnsupportedVersion,
api_versions.get_api_version, "4")
@mock.patch("cinderclient.api_versions.get_available_major_versions")
@mock.patch("cinderclient.api_versions.APIVersion")
def test_only_major_part_is_presented(self, mock_apiversion,
mock_get_majors):
mock_get_majors.return_value = [
str(mock_apiversion.return_value.ver_major)]
version = 7
self.assertEqual(mock_apiversion.return_value,
api_versions.get_api_version(version))
mock_apiversion.assert_called_once_with("%s.0" % str(version))
@mock.patch("cinderclient.api_versions.get_available_major_versions")
@mock.patch("cinderclient.api_versions.APIVersion")
def test_major_and_minor_parts_is_presented(self, mock_apiversion,
mock_get_majors):
version = "2.7"
mock_get_majors.return_value = [
str(mock_apiversion.return_value.ver_major)]
self.assertEqual(mock_apiversion.return_value,
api_versions.get_api_version(version))
mock_apiversion.assert_called_once_with(version)
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