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# Copyright (c) 2013 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.
import unittest
import gluster.swift.common.constraints
from gluster.swift.common.ring import *
from gluster.swift.common.Glusterfs import SWIFT_DIR
def _mock_ring_data():
return [{'zone': 1, 'weight': 100.0, 'ip': '127.0.0.1', 'port': 6012, \
'meta': '', 'device': 'test', 'id': 0},
{'zone': 2, 'weight': 100.0, 'ip': '127.0.0.1', 'id': 1, \
'meta': '', 'device': 'iops', 'port': 6012}]
class TestRing(unittest.TestCase):
""" Tests for common.utils """
def setUp(self):
self.ring = Ring(SWIFT_DIR, ring_name='object')
def test_first_device(self):
try:
__devs = self.ring._devs
self.ring._devs = _mock_ring_data()
part, node = self.ring.get_nodes('test')
assert node[0]['device'] == 'test'
node = self.ring.get_part_nodes(0)
assert node[0]['device'] == 'test'
for node in self.ring.get_more_nodes(0):
assert node['device'] == 'volume_not_in_ring'
finally:
self.ring._devs = __devs
def test_invalid_device(self):
try:
__devs = self.ring._devs
self.ring._devs = _mock_ring_data()
part, node = self.ring.get_nodes('test2')
assert node[0]['device'] == 'volume_not_in_ring'
node = self.ring.get_part_nodes(0)
assert node[0]['device'] == 'volume_not_in_ring'
finally:
self.ring._devs = __devs
def test_second_device(self):
try:
__devs = self.ring._devs
self.ring._devs = _mock_ring_data()
part, node = self.ring.get_nodes('iops')
assert node[0]['device'] == 'iops'
node = self.ring.get_part_nodes(0)
assert node[0]['device'] == 'iops'
for node in self.ring.get_more_nodes(0):
assert node['device'] == 'volume_not_in_ring'
finally:
self.ring._devs = __devs
def test_second_device_with_reseller_prefix(self):
try:
__devs = self.ring._devs
self.ring._devs = _mock_ring_data()
part, node = self.ring.get_nodes('AUTH_iops')
assert node[0]['device'] == 'iops'
finally:
self.ring._devs = __devs
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