charm-keystone-kerberos/unit_tests/test_lib_charm_openstack_keystone_kerberos.py
David Ames bebba096e3 Initial commit of the keystone-kerberos charm
Original authors:
 Camille Rodriguez
 Aymen Frikha
2020-03-18 16:22:10 -07:00

146 lines
4.9 KiB
Python

# Copyright 2019 Canonical Ltd
#
# 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 __future__ import absolute_import
from __future__ import print_function
import mock
import charms_openstack.test_utils as test_utils
import charm.openstack.keystone_kerberos as keystone_kerberos
def FakeConfig(init_dict):
def _config(key=None):
return init_dict[key] if key else init_dict
return _config
def FakeResourceGet(init_dict):
def _config(key=None):
return init_dict[key] if key else init_dict
return _config
class Helper(test_utils.PatchHelper):
def setUp(self):
super().setUp()
self.patch_release(
keystone_kerberos.KeystoneKerberosCharm.release)
self.endpoint = mock.MagicMock()
self.kerberos_realm = "project.serverstack"
self.kerberos_server = "freeipa.project.serverstack"
self.kerberos_domain = "k8s"
self.test_config = {
"kerberos-realm": self.kerberos_realm,
"kerberos-server": self.kerberos_server,
"kerberos-domain": self.kerberos_domain,
}
self.resources = {
"keystone_keytab": "/path/to/keystone.keytab",
}
self.patch_object(keystone_kerberos.hookenv, 'config',
side_effect=FakeConfig(self.test_config))
self.patch_object(keystone_kerberos.hookenv, 'resource_get',
side_effect=FakeResourceGet(self.resources))
self.patch_object(
keystone_kerberos.hookenv, 'application_version_set')
self.patch_object(keystone_kerberos.hookenv, 'status_set')
self.patch_object(keystone_kerberos.ch_host, 'mkdir')
self.patch_object(keystone_kerberos.core.templating, 'render')
self.template_loader = mock.MagicMock()
self.patch_object(keystone_kerberos.os_templating, 'get_loader',
return_value=self.template_loader)
self.patch_object(
keystone_kerberos.KeystoneKerberosCharm,
'application_version',
return_value="1.0.0")
self.patch_object(
keystone_kerberos.KeystoneKerberosCharm, 'render_configs')
self.patch_object(keystone_kerberos, 'os')
self.patch_object(keystone_kerberos, 'shutil')
self.patch(
"builtins.open", new_callable=mock.mock_open(), name="open")
self.file = mock.MagicMock()
self.fileobj = mock.MagicMock()
self.fileobj.__enter__.return_value = self.file
self.open.return_value = self.fileobj
class TestKeystoneKerberosConfigurationAdapter(Helper):
def setUp(self):
super().setUp()
self.protocol_name = "kerberos"
def test_keytab_path(self):
self.os.path.exists.return_value = True
kkca = keystone_kerberos.KeystoneKerberosConfigurationAdapter()
self.assertEqual(
kkca.keytab_path, self.resources['keystone_keytab'])
def test_protocol_name(self):
kkca = keystone_kerberos.KeystoneKerberosConfigurationAdapter()
self.assertEqual(
kkca.protocol_name, self.protocol_name)
class TestKeystoneKerberosCharm(Helper):
def setUp(self):
super().setUp()
self.patch_object(
keystone_kerberos.KeystoneKerberosConfigurationAdapter,
'keytab_path')
self.keytab_path.return_value = self.resources["keystone_keytab"]
self.keytab_path.__bool__.return_value = True
def test_configuration_complete(self):
kk = keystone_kerberos.KeystoneKerberosCharm()
self.assertTrue(kk.configuration_complete())
# One option not ready
self.keytab_path.__bool__.return_value = False
self.assertFalse(kk.configuration_complete())
def test_custom_assess_status_check(self):
kk = keystone_kerberos.KeystoneKerberosCharm()
self.assertEqual(
kk.custom_assess_status_check(),
(None, None))
def test_render_config(self):
kk = keystone_kerberos.KeystoneKerberosCharm()
kk.render_config()
self.assertEqual(self.render_configs.call_count, 1)
self.assertEqual(self.render.call_count, 2)
def test_remove_config(self):
self.os.path.exists.return_value = True
kk = keystone_kerberos.KeystoneKerberosCharm()
kk.remove_config()
self.assertEqual(self.os.path.exists.call_count, 3)
self.assertEqual(self.os.unlink.call_count, 3)