mogan/mogan/tests/unit/db/test_instance_faults.py

78 lines
3.2 KiB
Python

# Copyright 2017 Intel
# 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.
"""Tests for manipulating Instance Faults via the DB API"""
from oslo_utils import uuidutils
from mogan.tests.unit.db import base
from mogan.tests.unit.db import utils
class DbInstanceFaultTestCase(base.DbTestCase):
def setUp(self):
super(DbInstanceFaultTestCase, self).setUp()
self.ctxt = {}
def test_create_instance_fault(self):
uuid = uuidutils.generate_uuid()
# Ensure no faults registered for this instance
faults = self.dbapi.instance_fault_get_by_instance_uuids(self.ctxt,
[uuid])
self.assertEqual(0, len(faults[uuid]))
# Create a fault
fault_values = utils.get_test_instance_fault(instance_uuid=uuid)
fault = utils.create_test_instance_fault(self.ctxt, instance_uuid=uuid)
ignored_keys = ['created_at', 'updated_at', 'id']
self._assertEqualObjects(fault_values, fault, ignored_keys)
# Retrieve the fault to ensure it was successfully added
faults = self.dbapi.instance_fault_get_by_instance_uuids(self.ctxt,
[uuid])
self.assertEqual(1, len(faults[uuid]))
self._assertEqualObjects(fault, faults[uuid][0])
def test_get_instance_fault_by_instance(self):
"""Ensure we can retrieve faults for instance."""
uuids = [uuidutils.generate_uuid(), uuidutils.generate_uuid()]
fault_codes = [404, 500]
expected = {}
# Create faults
for uuid in uuids:
utils.create_test_instance(self.ctxt, instance_uuid=uuid)
expected[uuid] = []
for code in fault_codes:
fault = utils.create_test_instance_fault(self.ctxt,
instance_uuid=uuid,
code=code)
# We expect the faults to be returned ordered by created_at in
# descending order, so insert the newly created fault at the
# front of our list.
expected[uuid].insert(0, fault)
# Ensure faults are saved
faults = self.dbapi.instance_fault_get_by_instance_uuids(self.ctxt,
uuids)
ignored_keys = ['created_at', 'updated_at', 'id']
self.assertEqual(len(expected), len(faults))
for uuid in uuids:
self._assertEqualOrderedListOfObjects(expected[uuid],
faults[uuid],
ignored_keys)