585d49fa30
Update all .py source files by $ pyupgrade --py3-only $(git ls-files | grep ".py$") to modernize the code according to Python 3 syntaxes. Also add the pyupgrade hook to pre-commit to avoid merging additional Python 2 syntaxes. Change-Id: I1f005fa2c925612ebfd97d0ca9c2727a4d162523
76 lines
3.1 KiB
Python
76 lines
3.1 KiB
Python
# Copyright 2021 Red Hat, Inc
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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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import fixtures as fixtures
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from openstack.identity.v3 import endpoint
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from openstack.identity.v3 import limit as keystone_limit
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class LimitFixture(fixtures.Fixture):
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def __init__(self, reglimits, projlimits):
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"""A fixture for testing code that relies on Keystone Unified Limits.
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:param reglimits: A dictionary of {resource_name: limit} values to
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simulate registered limits in keystone.
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:type reglimits: dict
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:param projlimits: A dictionary of dictionaries defining per-project
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limits like {project_id: {resource_name: limit}}.
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As in reality, only per-project overrides need be
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provided here; any unmentioned projects or
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resources will take the registered limit defaults.
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:type projlimits: dict
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"""
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self.reglimits = reglimits
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self.projlimits = projlimits
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def setUp(self):
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super().setUp()
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# We mock our own cached connection to Keystone
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self.mock_conn = mock.MagicMock()
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self.useFixture(fixtures.MockPatch('oslo_limit.limit._SDK_CONNECTION',
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new=self.mock_conn))
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# Use a flat enforcement model
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mock_gem = self.useFixture(
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fixtures.MockPatch('oslo_limit.limit.Enforcer.'
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'_get_enforcement_model')).mock
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mock_gem.return_value = 'flat'
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# Fake keystone endpoint; no per-service limit distinction
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fake_endpoint = endpoint.Endpoint()
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fake_endpoint.service_id = "service_id"
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fake_endpoint.region_id = "region_id"
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self.mock_conn.get_endpoint.return_value = fake_endpoint
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def fake_limits(service_id, region_id, resource_name, project_id=None):
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this_limit = keystone_limit.Limit()
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this_limit.resource_name = resource_name
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if project_id is None:
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this_limit.default_limit = self.reglimits.get(resource_name)
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if this_limit.default_limit is None:
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return iter([None])
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else:
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this_limit.resource_limit = \
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self.projlimits.get(project_id, {}).get(resource_name)
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if this_limit.resource_limit is None:
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return iter([None])
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return iter([this_limit])
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self.mock_conn.limits.side_effect = fake_limits
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self.mock_conn.registered_limits.side_effect = fake_limits
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