59 lines
2.3 KiB
Python
59 lines
2.3 KiB
Python
# Copyright (c) 2016 Mirantis, Inc.
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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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from unittest import mock
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from neutron.agent.common import ovs_lib
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from neutron.plugins.ml2.drivers.openvswitch.agent.openflow.native \
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import ofswitch
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from neutron.tests.unit.plugins.ml2.drivers.openvswitch.agent \
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import ovs_test_base
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DPID = "0003e9"
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class OVSAgentBridgeTestCase(ovs_test_base.OVSOSKenTestBase):
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def test__get_dp(self):
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mock.patch.object(
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ovs_lib.OVSBridge, 'get_datapath_id', return_value=DPID).start()
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mock.patch.object(
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ofswitch.OpenFlowSwitchMixin, "_get_dp_by_dpid",
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side_effect=RuntimeError).start()
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br = self.br_int_cls('br-int')
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br._cached_dpid = int(DPID, 16)
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# make sure it correctly raises RuntimeError, not UnboundLocalError as
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# in LP https://bugs.launchpad.net/neutron/+bug/1588042
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self.assertRaises(RuntimeError, br._get_dp)
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def test_get_datapath_no_data_returned(self):
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def _mock_db_get_val(tb, rec, col):
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if tb == 'Bridge':
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return []
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mock.patch.object(ovs_lib.OVSBridge, 'db_get_val',
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side_effect=_mock_db_get_val).start()
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br = self.br_int_cls('br-int')
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# Reduce timeout for faster execution
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br.ovsdb.ovsdb_connection.timeout = 1
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# make sure that in case of any misconfiguration when no datapath is
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# found a proper exception, not a TypeError is raised
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self.assertRaises(RuntimeError, br._get_dp)
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def test__get_dp_when_get_datapath_id_returns_None(self):
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br = self.br_int_cls('br-int')
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with mock.patch.object(br, 'get_datapath_id', return_value=None):
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self.assertRaises(RuntimeError, br._get_dp)
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