diskimage-builder/diskimage_builder/block_device/tests/plugin/test_b.py

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# 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.
# plugin test case
import logging
from diskimage_builder.block_device.plugin import NodeBase
from diskimage_builder.block_device.plugin import PluginBase
logger = logging.getLogger(__name__)
class TestBNode(NodeBase):
def __init__(self, name, state, base):
logger.debug("Create test 1")
super(TestBNode, self).__init__(name, state)
self.base = base
def get_edges(self):
# this should have been inserted by test_a before
# we are called
assert self.state['test_init_state'] == 'here'
return ([self.base], [])
def create(self, rollback):
self.state['test_b'] = {}
self.state['test_b']['value'] = 'baz'
return
def umount(self):
# these values should have persisteted from create()
assert self.state['test_b']['value'] == 'baz'
# umount run in reverse. this should run before test_a
assert 'umount' not in self.state
self.state['umount'] = []
self.state['umount'].append('test_b')
class TestB(PluginBase):
def __init__(self, config, defaults, state):
super(TestB, self).__init__()
self.node = TestBNode(config['name'],
state,
config['base'])
def get_nodes(self):
return [self.node]