70 lines
2.3 KiB
Python
70 lines
2.3 KiB
Python
# Copyright (c) 2016 OpenStack Foundation
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import imp
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import os
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import sys
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import mock
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from nova import test
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from nova.virt.xenapi.client import session
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# both XenAPI and XenAPIPlugin may not exist
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# in unit test environment.
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sys.modules['XenAPI'] = mock.Mock()
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sys.modules['XenAPIPlugin'] = mock.Mock()
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class PluginTestBase(test.NoDBTestCase):
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def setUp(self):
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super(PluginTestBase, self).setUp()
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self.session = mock.Mock()
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session.apply_session_helpers(self.session)
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def mock_patch_object(self, target, attribute, return_val=None):
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# utility function to mock object's attribute
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patcher = mock.patch.object(target, attribute, return_value=return_val)
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mock_one = patcher.start()
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self.addCleanup(patcher.stop)
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return mock_one
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def _get_plugin_path(self):
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current_path = os.path.realpath(__file__)
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rel_path = os.path.join(current_path,
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"../../../../../../../plugins/xenserver/xenapi/etc/xapi.d/plugins")
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plugin_path = os.path.abspath(rel_path)
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return plugin_path
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def load_plugin(self, file_name):
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# XAPI plugins run in a py24 environment and may be not compatible with
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# py34's syntax. In order to prevent unit test scanning the source file
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# under py34 environment, the plugins will be imported with this
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# function at run time.
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plugin_path = self._get_plugin_path()
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# add plugin path into search path.
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if plugin_path not in sys.path:
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sys.path.append(plugin_path)
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# be sure not to create c files next to the plugins
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sys.dont_write_bytecode = True
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name = file_name.split('.')[0]
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path = os.path.join(plugin_path, file_name)
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return imp.load_source(name, path)
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