python-openstackclient/openstackclient/tests/unit/volume/v2/test_type.py

957 lines
31 KiB
Python

#
# 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 unittest.mock import call
from osc_lib.cli import format_columns
from osc_lib import exceptions
from osc_lib import utils
from openstackclient.tests.unit.identity.v3 import fakes as identity_fakes
from openstackclient.tests.unit import utils as tests_utils
from openstackclient.tests.unit.volume.v2 import fakes as volume_fakes
from openstackclient.volume.v2 import volume_type
class TestType(volume_fakes.TestVolume):
def setUp(self):
super(TestType, self).setUp()
self.types_mock = self.app.client_manager.volume.volume_types
self.types_mock.reset_mock()
self.types_access_mock = (
self.app.client_manager.volume.volume_type_access)
self.types_access_mock.reset_mock()
self.encryption_types_mock = (
self.app.client_manager.volume.volume_encryption_types)
self.encryption_types_mock.reset_mock()
self.projects_mock = self.app.client_manager.identity.projects
self.projects_mock.reset_mock()
class TestTypeCreate(TestType):
project = identity_fakes.FakeProject.create_one_project()
columns = (
'description',
'id',
'is_public',
'name',
)
def setUp(self):
super(TestTypeCreate, self).setUp()
self.new_volume_type = volume_fakes.FakeType.create_one_type()
self.data = (
self.new_volume_type.description,
self.new_volume_type.id,
True,
self.new_volume_type.name,
)
self.types_mock.create.return_value = self.new_volume_type
self.projects_mock.get.return_value = self.project
# Get the command object to test
self.cmd = volume_type.CreateVolumeType(self.app, None)
def test_type_create_public(self):
arglist = [
"--description", self.new_volume_type.description,
"--public",
self.new_volume_type.name,
]
verifylist = [
("description", self.new_volume_type.description),
("public", True),
("private", False),
("name", self.new_volume_type.name),
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
columns, data = self.cmd.take_action(parsed_args)
self.types_mock.create.assert_called_with(
self.new_volume_type.name,
description=self.new_volume_type.description,
is_public=True,
)
self.assertEqual(self.columns, columns)
self.assertItemsEqual(self.data, data)
def test_type_create_private(self):
arglist = [
"--description", self.new_volume_type.description,
"--private",
"--project", self.project.id,
self.new_volume_type.name,
]
verifylist = [
("description", self.new_volume_type.description),
("public", False),
("private", True),
("project", self.project.id),
("name", self.new_volume_type.name),
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
columns, data = self.cmd.take_action(parsed_args)
self.types_mock.create.assert_called_with(
self.new_volume_type.name,
description=self.new_volume_type.description,
is_public=False,
)
self.assertEqual(self.columns, columns)
self.assertItemsEqual(self.data, data)
def test_public_type_create_with_project(self):
arglist = [
'--project', self.project.id,
self.new_volume_type.name,
]
verifylist = [
('project', self.project.id),
('name', self.new_volume_type.name),
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
self.assertRaises(exceptions.CommandError,
self.cmd.take_action,
parsed_args)
def test_type_create_with_encryption(self):
encryption_info = {
'provider': 'LuksEncryptor',
'cipher': 'aes-xts-plain64',
'key_size': '128',
'control_location': 'front-end',
}
encryption_type = volume_fakes.FakeType.create_one_encryption_type(
attrs=encryption_info
)
self.new_volume_type = volume_fakes.FakeType.create_one_type(
attrs={'encryption': encryption_info})
self.types_mock.create.return_value = self.new_volume_type
self.encryption_types_mock.create.return_value = encryption_type
encryption_columns = (
'description',
'encryption',
'id',
'is_public',
'name',
)
encryption_data = (
self.new_volume_type.description,
format_columns.DictColumn(encryption_info),
self.new_volume_type.id,
True,
self.new_volume_type.name,
)
arglist = [
'--encryption-provider', 'LuksEncryptor',
'--encryption-cipher', 'aes-xts-plain64',
'--encryption-key-size', '128',
'--encryption-control-location', 'front-end',
self.new_volume_type.name,
]
verifylist = [
('encryption_provider', 'LuksEncryptor'),
('encryption_cipher', 'aes-xts-plain64'),
('encryption_key_size', 128),
('encryption_control_location', 'front-end'),
('name', self.new_volume_type.name),
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
columns, data = self.cmd.take_action(parsed_args)
self.types_mock.create.assert_called_with(
self.new_volume_type.name,
description=None,
)
body = {
'provider': 'LuksEncryptor',
'cipher': 'aes-xts-plain64',
'key_size': 128,
'control_location': 'front-end',
}
self.encryption_types_mock.create.assert_called_with(
self.new_volume_type,
body,
)
self.assertEqual(encryption_columns, columns)
self.assertItemsEqual(encryption_data, data)
class TestTypeDelete(TestType):
volume_types = volume_fakes.FakeType.create_types(count=2)
def setUp(self):
super(TestTypeDelete, self).setUp()
self.types_mock.get = volume_fakes.FakeType.get_types(
self.volume_types)
self.types_mock.delete.return_value = None
# Get the command object to mock
self.cmd = volume_type.DeleteVolumeType(self.app, None)
def test_type_delete(self):
arglist = [
self.volume_types[0].id
]
verifylist = [
("volume_types", [self.volume_types[0].id])
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
result = self.cmd.take_action(parsed_args)
self.types_mock.delete.assert_called_with(self.volume_types[0])
self.assertIsNone(result)
def test_delete_multiple_types(self):
arglist = []
for t in self.volume_types:
arglist.append(t.id)
verifylist = [
('volume_types', arglist),
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
result = self.cmd.take_action(parsed_args)
calls = []
for t in self.volume_types:
calls.append(call(t))
self.types_mock.delete.assert_has_calls(calls)
self.assertIsNone(result)
def test_delete_multiple_types_with_exception(self):
arglist = [
self.volume_types[0].id,
'unexist_type',
]
verifylist = [
('volume_types', arglist),
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
find_mock_result = [self.volume_types[0], exceptions.CommandError]
with mock.patch.object(utils, 'find_resource',
side_effect=find_mock_result) as find_mock:
try:
self.cmd.take_action(parsed_args)
self.fail('CommandError should be raised.')
except exceptions.CommandError as e:
self.assertEqual('1 of 2 volume types failed to delete.',
str(e))
find_mock.assert_any_call(
self.types_mock, self.volume_types[0].id)
find_mock.assert_any_call(self.types_mock, 'unexist_type')
self.assertEqual(2, find_mock.call_count)
self.types_mock.delete.assert_called_once_with(
self.volume_types[0]
)
class TestTypeList(TestType):
volume_types = volume_fakes.FakeType.create_types()
columns = [
"ID",
"Name",
"Is Public",
]
columns_long = columns + [
"Description",
"Properties"
]
data_with_default_type = [(
volume_types[0].id,
volume_types[0].name,
True
)]
data = []
for t in volume_types:
data.append((
t.id,
t.name,
t.is_public,
))
data_long = []
for t in volume_types:
data_long.append((
t.id,
t.name,
t.is_public,
t.description,
format_columns.DictColumn(t.extra_specs),
))
def setUp(self):
super(TestTypeList, self).setUp()
self.types_mock.list.return_value = self.volume_types
self.types_mock.default.return_value = self.volume_types[0]
# get the command to test
self.cmd = volume_type.ListVolumeType(self.app, None)
def test_type_list_without_options(self):
arglist = []
verifylist = [
("long", False),
("private", False),
("public", False),
("default", False),
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
columns, data = self.cmd.take_action(parsed_args)
self.types_mock.list.assert_called_once_with(is_public=None)
self.assertEqual(self.columns, columns)
self.assertItemsEqual(self.data, list(data))
def test_type_list_with_options(self):
arglist = [
"--long",
"--public",
]
verifylist = [
("long", True),
("private", False),
("public", True),
("default", False),
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
columns, data = self.cmd.take_action(parsed_args)
self.types_mock.list.assert_called_once_with(is_public=True)
self.assertEqual(self.columns_long, columns)
self.assertItemsEqual(self.data_long, list(data))
def test_type_list_with_private_option(self):
arglist = [
"--private",
]
verifylist = [
("long", False),
("private", True),
("public", False),
("default", False),
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
columns, data = self.cmd.take_action(parsed_args)
self.types_mock.list.assert_called_once_with(is_public=False)
self.assertEqual(self.columns, columns)
self.assertItemsEqual(self.data, list(data))
def test_type_list_with_default_option(self):
arglist = [
"--default",
]
verifylist = [
("encryption_type", False),
("long", False),
("private", False),
("public", False),
("default", True),
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
columns, data = self.cmd.take_action(parsed_args)
self.types_mock.default.assert_called_once_with()
self.assertEqual(self.columns, columns)
self.assertItemsEqual(self.data_with_default_type, list(data))
def test_type_list_with_encryption(self):
encryption_type = volume_fakes.FakeType.create_one_encryption_type(
attrs={'volume_type_id': self.volume_types[0].id})
encryption_info = {
'provider': 'LuksEncryptor',
'cipher': None,
'key_size': None,
'control_location': 'front-end',
}
encryption_columns = self.columns + [
"Encryption",
]
encryption_data = []
encryption_data.append((
self.volume_types[0].id,
self.volume_types[0].name,
self.volume_types[0].is_public,
volume_type.EncryptionInfoColumn(
self.volume_types[0].id,
{self.volume_types[0].id: encryption_info}),
))
encryption_data.append((
self.volume_types[1].id,
self.volume_types[1].name,
self.volume_types[1].is_public,
volume_type.EncryptionInfoColumn(
self.volume_types[1].id, {}),
))
self.encryption_types_mock.list.return_value = [encryption_type]
arglist = [
"--encryption-type",
]
verifylist = [
("encryption_type", True),
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
columns, data = self.cmd.take_action(parsed_args)
self.encryption_types_mock.list.assert_called_once_with()
self.types_mock.list.assert_called_once_with(is_public=None)
self.assertEqual(encryption_columns, columns)
self.assertItemsEqual(encryption_data, list(data))
class TestTypeSet(TestType):
project = identity_fakes.FakeProject.create_one_project()
volume_type = volume_fakes.FakeType.create_one_type(
methods={'set_keys': None})
def setUp(self):
super(TestTypeSet, self).setUp()
self.types_mock.get.return_value = self.volume_type
# Return a project
self.projects_mock.get.return_value = self.project
self.encryption_types_mock.create.return_value = None
self.encryption_types_mock.update.return_value = None
# Get the command object to test
self.cmd = volume_type.SetVolumeType(self.app, None)
def test_type_set_name(self):
new_name = 'new_name'
arglist = [
'--name', new_name,
self.volume_type.id,
]
verifylist = [
('name', new_name),
('description', None),
('property', None),
('volume_type', self.volume_type.id),
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
result = self.cmd.take_action(parsed_args)
# Set expected values
kwargs = {
'name': new_name,
}
self.types_mock.update.assert_called_with(
self.volume_type.id,
**kwargs
)
self.assertIsNone(result)
def test_type_set_description(self):
new_desc = 'new_desc'
arglist = [
'--description', new_desc,
self.volume_type.id,
]
verifylist = [
('name', None),
('description', new_desc),
('property', None),
('volume_type', self.volume_type.id),
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
result = self.cmd.take_action(parsed_args)
# Set expected values
kwargs = {
'description': new_desc,
}
self.types_mock.update.assert_called_with(
self.volume_type.id,
**kwargs
)
self.assertIsNone(result)
def test_type_set_property(self):
arglist = [
'--property', 'myprop=myvalue',
self.volume_type.id,
]
verifylist = [
('name', None),
('description', None),
('property', {'myprop': 'myvalue'}),
('volume_type', self.volume_type.id),
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
result = self.cmd.take_action(parsed_args)
self.volume_type.set_keys.assert_called_once_with(
{'myprop': 'myvalue'})
self.assertIsNone(result)
def test_type_set_not_called_without_project_argument(self):
arglist = [
'--project', '',
self.volume_type.id,
]
verifylist = [
('project', ''),
('volume_type', self.volume_type.id),
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
result = self.cmd.take_action(parsed_args)
self.assertIsNone(result)
self.assertFalse(self.types_access_mock.add_project_access.called)
def test_type_set_failed_with_missing_volume_type_argument(self):
arglist = [
'--project', 'identity_fakes.project_id',
]
verifylist = [
('project', 'identity_fakes.project_id'),
]
self.assertRaises(tests_utils.ParserException,
self.check_parser,
self.cmd,
arglist,
verifylist)
def test_type_set_project_access(self):
arglist = [
'--project', self.project.id,
self.volume_type.id,
]
verifylist = [
('project', self.project.id),
('volume_type', self.volume_type.id),
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
result = self.cmd.take_action(parsed_args)
self.assertIsNone(result)
self.types_access_mock.add_project_access.assert_called_with(
self.volume_type.id,
self.project.id,
)
def test_type_set_new_encryption(self):
self.encryption_types_mock.update.side_effect = (
exceptions.NotFound('NotFound'))
arglist = [
'--encryption-provider', 'LuksEncryptor',
'--encryption-cipher', 'aes-xts-plain64',
'--encryption-key-size', '128',
'--encryption-control-location', 'front-end',
self.volume_type.id,
]
verifylist = [
('encryption_provider', 'LuksEncryptor'),
('encryption_cipher', 'aes-xts-plain64'),
('encryption_key_size', 128),
('encryption_control_location', 'front-end'),
('volume_type', self.volume_type.id),
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
result = self.cmd.take_action(parsed_args)
body = {
'provider': 'LuksEncryptor',
'cipher': 'aes-xts-plain64',
'key_size': 128,
'control_location': 'front-end',
}
self.encryption_types_mock.update.assert_called_with(
self.volume_type,
body,
)
self.encryption_types_mock.create.assert_called_with(
self.volume_type,
body,
)
self.assertIsNone(result)
@mock.patch.object(utils, 'find_resource')
def test_type_set_existing_encryption(self, mock_find):
mock_find.side_effect = [self.volume_type,
"existing_encryption_type"]
arglist = [
'--encryption-provider', 'LuksEncryptor',
'--encryption-cipher', 'aes-xts-plain64',
'--encryption-control-location', 'front-end',
self.volume_type.id,
]
verifylist = [
('encryption_provider', 'LuksEncryptor'),
('encryption_cipher', 'aes-xts-plain64'),
('encryption_control_location', 'front-end'),
('volume_type', self.volume_type.id),
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
result = self.cmd.take_action(parsed_args)
body = {
'provider': 'LuksEncryptor',
'cipher': 'aes-xts-plain64',
'control_location': 'front-end',
}
self.encryption_types_mock.update.assert_called_with(
self.volume_type,
body,
)
self.encryption_types_mock.create.assert_not_called()
self.assertIsNone(result)
def test_type_set_new_encryption_without_provider(self):
self.encryption_types_mock.update.side_effect = (
exceptions.NotFound('NotFound'))
arglist = [
'--encryption-cipher', 'aes-xts-plain64',
'--encryption-key-size', '128',
'--encryption-control-location', 'front-end',
self.volume_type.id,
]
verifylist = [
('encryption_cipher', 'aes-xts-plain64'),
('encryption_key_size', 128),
('encryption_control_location', 'front-end'),
('volume_type', self.volume_type.id),
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
try:
self.cmd.take_action(parsed_args)
self.fail('CommandError should be raised.')
except exceptions.CommandError as e:
self.assertEqual("Command Failed: One or more of"
" the operations failed",
str(e))
body = {
'cipher': 'aes-xts-plain64',
'key_size': 128,
'control_location': 'front-end',
}
self.encryption_types_mock.update.assert_called_with(
self.volume_type,
body,
)
self.encryption_types_mock.create.assert_not_called()
class TestTypeShow(TestType):
columns = (
'access_project_ids',
'description',
'id',
'is_public',
'name',
'properties',
)
def setUp(self):
super(TestTypeShow, self).setUp()
self.volume_type = volume_fakes.FakeType.create_one_type()
self.data = (
None,
self.volume_type.description,
self.volume_type.id,
True,
self.volume_type.name,
format_columns.DictColumn(self.volume_type.extra_specs)
)
self.types_mock.get.return_value = self.volume_type
# Get the command object to test
self.cmd = volume_type.ShowVolumeType(self.app, None)
def test_type_show(self):
arglist = [
self.volume_type.id
]
verifylist = [
("encryption_type", False),
("volume_type", self.volume_type.id)
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
columns, data = self.cmd.take_action(parsed_args)
self.types_mock.get.assert_called_with(self.volume_type.id)
self.assertEqual(self.columns, columns)
self.assertItemsEqual(self.data, data)
def test_type_show_with_access(self):
arglist = [
self.volume_type.id
]
verifylist = [
("volume_type", self.volume_type.id)
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
private_type = volume_fakes.FakeType.create_one_type(
attrs={'is_public': False})
type_access_list = volume_fakes.FakeTypeAccess.create_one_type_access()
with mock.patch.object(self.types_mock, 'get',
return_value=private_type):
with mock.patch.object(self.types_access_mock, 'list',
return_value=[type_access_list]):
columns, data = self.cmd.take_action(parsed_args)
self.types_mock.get.assert_called_once_with(
self.volume_type.id)
self.types_access_mock.list.assert_called_once_with(
private_type.id)
self.assertEqual(self.columns, columns)
private_type_data = (
format_columns.ListColumn([type_access_list.project_id]),
private_type.description,
private_type.id,
private_type.is_public,
private_type.name,
format_columns.DictColumn(private_type.extra_specs)
)
self.assertItemsEqual(private_type_data, data)
def test_type_show_with_list_access_exec(self):
arglist = [
self.volume_type.id
]
verifylist = [
("volume_type", self.volume_type.id)
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
private_type = volume_fakes.FakeType.create_one_type(
attrs={'is_public': False})
with mock.patch.object(self.types_mock, 'get',
return_value=private_type):
with mock.patch.object(self.types_access_mock, 'list',
side_effect=Exception()):
columns, data = self.cmd.take_action(parsed_args)
self.types_mock.get.assert_called_once_with(
self.volume_type.id)
self.types_access_mock.list.assert_called_once_with(
private_type.id)
self.assertEqual(self.columns, columns)
private_type_data = (
None,
private_type.description,
private_type.id,
private_type.is_public,
private_type.name,
format_columns.DictColumn(private_type.extra_specs)
)
self.assertItemsEqual(private_type_data, data)
def test_type_show_with_encryption(self):
encryption_type = volume_fakes.FakeType.create_one_encryption_type()
encryption_info = {
'provider': 'LuksEncryptor',
'cipher': None,
'key_size': None,
'control_location': 'front-end',
}
self.volume_type = volume_fakes.FakeType.create_one_type(
attrs={'encryption': encryption_info})
self.types_mock.get.return_value = self.volume_type
self.encryption_types_mock.get.return_value = encryption_type
encryption_columns = (
'access_project_ids',
'description',
'encryption',
'id',
'is_public',
'name',
'properties',
)
encryption_data = (
None,
self.volume_type.description,
format_columns.DictColumn(encryption_info),
self.volume_type.id,
True,
self.volume_type.name,
format_columns.DictColumn(self.volume_type.extra_specs)
)
arglist = [
'--encryption-type',
self.volume_type.id
]
verifylist = [
('encryption_type', True),
("volume_type", self.volume_type.id)
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
columns, data = self.cmd.take_action(parsed_args)
self.types_mock.get.assert_called_with(self.volume_type.id)
self.encryption_types_mock.get.assert_called_with(self.volume_type.id)
self.assertEqual(encryption_columns, columns)
self.assertItemsEqual(encryption_data, data)
class TestTypeUnset(TestType):
project = identity_fakes.FakeProject.create_one_project()
volume_type = volume_fakes.FakeType.create_one_type(
methods={'unset_keys': None})
def setUp(self):
super(TestTypeUnset, self).setUp()
self.types_mock.get.return_value = self.volume_type
# Return a project
self.projects_mock.get.return_value = self.project
# Get the command object to test
self.cmd = volume_type.UnsetVolumeType(self.app, None)
def test_type_unset(self):
arglist = [
'--property', 'property',
'--property', 'multi_property',
self.volume_type.id,
]
verifylist = [
('property', ['property', 'multi_property']),
('volume_type', self.volume_type.id),
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
result = self.cmd.take_action(parsed_args)
self.volume_type.unset_keys.assert_called_once_with(
['property', 'multi_property'])
self.assertIsNone(result)
def test_type_unset_project_access(self):
arglist = [
'--project', self.project.id,
self.volume_type.id,
]
verifylist = [
('project', self.project.id),
('volume_type', self.volume_type.id),
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
result = self.cmd.take_action(parsed_args)
self.assertIsNone(result)
self.types_access_mock.remove_project_access.assert_called_with(
self.volume_type.id,
self.project.id,
)
def test_type_unset_not_called_without_project_argument(self):
arglist = [
'--project', '',
self.volume_type.id,
]
verifylist = [
('encryption_type', False),
('project', ''),
('volume_type', self.volume_type.id),
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
result = self.cmd.take_action(parsed_args)
self.assertIsNone(result)
self.encryption_types_mock.delete.assert_not_called()
self.assertFalse(self.types_access_mock.remove_project_access.called)
def test_type_unset_failed_with_missing_volume_type_argument(self):
arglist = [
'--project', 'identity_fakes.project_id',
]
verifylist = [
('project', 'identity_fakes.project_id'),
]
self.assertRaises(tests_utils.ParserException,
self.check_parser,
self.cmd,
arglist,
verifylist)
def test_type_unset_encryption_type(self):
arglist = [
'--encryption-type',
self.volume_type.id,
]
verifylist = [
('encryption_type', True),
('volume_type', self.volume_type.id),
]
parsed_args = self.check_parser(self.cmd, arglist, verifylist)
result = self.cmd.take_action(parsed_args)
self.encryption_types_mock.delete.assert_called_with(self.volume_type)
self.assertIsNone(result)
class TestColumns(TestType):
def test_encryption_info_column_with_info(self):
fake_volume_type = volume_fakes.FakeType.create_one_type()
type_id = fake_volume_type.id
encryption_info = {
'provider': 'LuksEncryptor',
'cipher': None,
'key_size': None,
'control_location': 'front-end',
}
col = volume_type.EncryptionInfoColumn(type_id,
{type_id: encryption_info})
self.assertEqual(utils.format_dict(encryption_info),
col.human_readable())
self.assertEqual(encryption_info, col.machine_readable())
def test_encryption_info_column_without_info(self):
fake_volume_type = volume_fakes.FakeType.create_one_type()
type_id = fake_volume_type.id
col = volume_type.EncryptionInfoColumn(type_id, {})
self.assertEqual('-', col.human_readable())
self.assertIsNone(col.machine_readable())