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# Copyright (c) 2016 Red Hat, Inc
#
# 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 nova.console.rfb import auth
from nova.console.rfb import authnone
from nova.console.rfb import auths
from nova import exception
from nova import test
class RFBAuthSchemeListTestCase(test.NoDBTestCase):
def setUp(self):
super(RFBAuthSchemeListTestCase, self).setUp()
self.flags(auth_schemes=["none", "vencrypt"], group="vnc")
def test_load_ok(self):
schemelist = auths.RFBAuthSchemeList()
security_types = sorted(schemelist.schemes.keys())
self.assertEqual([auth.AuthType.NONE, auth.AuthType.VENCRYPT],
security_types)
def test_load_unknown(self):
"""Ensure invalid auth schemes are not supported.
We're really testing oslo_policy functionality, but this case is
esoteric enough to warrant this.
"""
self.assertRaises(ValueError, self.flags,
auth_schemes=['none', 'wibble'], group='vnc')
def test_find_scheme_ok(self):
schemelist = auths.RFBAuthSchemeList()
scheme = schemelist.find_scheme(
[auth.AuthType.TIGHT,
auth.AuthType.NONE])
self.assertIsInstance(scheme, authnone.RFBAuthSchemeNone)
def test_find_scheme_fail(self):
schemelist = auths.RFBAuthSchemeList()
self.assertRaises(exception.RFBAuthNoAvailableScheme,
schemelist.find_scheme,
[auth.AuthType.TIGHT])
def test_find_scheme_priority(self):
schemelist = auths.RFBAuthSchemeList()
tight = mock.MagicMock(spec=auth.RFBAuthScheme)
schemelist.schemes[auth.AuthType.TIGHT] = tight
scheme = schemelist.find_scheme(
[auth.AuthType.TIGHT,
auth.AuthType.NONE])
self.assertEqual(tight, scheme)
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