charm-ironic-conductor/unit_tests/test_controller_utils.py

123 lines
4.4 KiB
Python

# Copyright 2020 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.
import os
import mock
import shutil
import charms_openstack.test_utils as test_utils
import charmhelpers.core.host as ch_host
import charm.openstack.ironic.controller_utils as controller_utils
class TestGetPXEBootClass(test_utils.PatchHelper):
def test_get_pxe_config_class_bionic(self):
self.patch_object(
ch_host, 'get_distrib_codename')
self.get_distrib_codename.return_value = "bionic"
charm_config = {}
pxe_class = controller_utils.get_pxe_config_class(charm_config)
self.assertTrue(
isinstance(
pxe_class, controller_utils.PXEBootBionic))
def test_get_pxe_config_class(self):
self.patch_object(
ch_host, 'get_distrib_codename')
self.get_distrib_codename.return_value = "focal"
charm_config = {}
pxe_class = controller_utils.get_pxe_config_class(charm_config)
self.assertTrue(
isinstance(
pxe_class, controller_utils.PXEBootBase))
class TestPXEBootBase(test_utils.PatchHelper):
def setUp(self):
super().setUp()
self.target = controller_utils.PXEBootBase({})
def test_ensure_folders(self):
global _TEST_FOLDERS
self.patch_object(os.path, 'isdir')
self.isdir.side_effect = [False, False, False]
self.patch_object(os, 'makedirs')
self.patch_object(ch_host, 'chownr')
self.target._ensure_folders()
chown_call_list = [
mock.call(
controller_utils.PXEBootBase.TFTP_ROOT,
controller_utils._IRONIC_USER,
controller_utils._IRONIC_GROUP,
chowntopdir=True),
mock.call(
controller_utils.PXEBootBase.HTTP_ROOT,
controller_utils._IRONIC_USER,
controller_utils._IRONIC_GROUP,
chowntopdir=True),
]
isdir_call_list = [
mock.call(controller_utils.PXEBootBase.TFTP_ROOT),
mock.call(controller_utils.PXEBootBase.HTTP_ROOT),
mock.call(controller_utils.PXEBootBase.GRUB_DIR),
]
makedirs_call_list = [
mock.call(controller_utils.PXEBootBase.TFTP_ROOT),
mock.call(controller_utils.PXEBootBase.HTTP_ROOT),
mock.call(controller_utils.PXEBootBase.GRUB_DIR),
]
self.isdir.assert_has_calls(isdir_call_list)
self.makedirs.assert_has_calls(makedirs_call_list)
ch_host.chownr.assert_has_calls(chown_call_list)
def test_copy_resources_missing_file(self):
self.patch_object(self.target, '_ensure_folders')
self.patch_object(os.path, 'isfile')
is_file_returns = list([
True for i in controller_utils.PXEBootBase.FILE_MAP])
is_file_returns[0] = False
self.isfile.side_effect = is_file_returns
with self.assertRaises(ValueError):
self.target._copy_resources()
def test_copy_resources(self):
shutil_calls = [
mock.call(
i,
os.path.join(
controller_utils.PXEBootBase.TFTP_ROOT,
controller_utils.PXEBootBase.FILE_MAP[i]),
follow_symlinks=True
) for i in controller_utils.PXEBootBase.FILE_MAP
]
self.patch_object(self.target, '_ensure_folders')
self.patch_object(os.path, 'isfile')
self.patch_object(shutil, 'copy')
self.patch_object(ch_host, 'chownr')
self.isfile.side_effect = [
True for i in controller_utils.PXEBootBase.FILE_MAP]
self.target._copy_resources()
self._ensure_folders.assert_called_with()
self.copy.assert_has_calls(shutil_calls)
self.chownr.assert_called_with(
controller_utils.PXEBootBase.TFTP_ROOT,
controller_utils._IRONIC_USER,
controller_utils._IRONIC_GROUP,
chowntopdir=True)