| # Copyright 2021 The casbin Authors. All Rights Reserved. |
| # |
| # 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 pycasbin as casbin |
| from config_path import * |
| import unittest |
| |
| class TestCachedEnforcer(unittest.TestCase): |
| def setUp(self): |
| self.initCachedEnforcer(basic_model_path, basic_policy_path) |
| |
| def initCachedEnforcer(self, model, policy): |
| self.current_model = model |
| self.current_policy = policy |
| self.e = casbin.CachedEnforcer(self.current_model, self.current_policy) |
| |
| def test_Cache(self): |
| self.initCachedEnforcer(basic_model_path, basic_policy_path) |
| |
| self.assertEqual(self.e.Enforce(["alice", "data1", "read"]), True) |
| self.assertEqual(self.e.Enforce(["alice", "data1", "write"]), False) |
| self.assertEqual(self.e.Enforce(["alice", "data2", "read"]), False) |
| self.assertEqual(self.e.Enforce(["alice", "data2", "write"]), False) |
| |
| # The cache is enabled, so even if we remove a policy rule, the decision |
| # for ("alice", "data1", "read") will still be true, as it uses the cached result. |
| self.e.RemovePolicy(["alice", "data1", "read"]) |
| self.assertEqual(self.e.Enforce(["alice", "data1", "read"]), True) |
| self.assertEqual(self.e.Enforce(["alice", "data1", "write"]), False) |
| self.assertEqual(self.e.Enforce(["alice", "data2", "read"]), False) |
| self.assertEqual(self.e.Enforce(["alice", "data2", "write"]), False) |
| |
| # Now we invalidate the cache, then all first-coming Enforce() has to be evaluated in real-time. |
| # The decision for ("alice", "data1", "read") will be False now. |
| self.e.InvalidateCache() |
| self.assertEqual(self.e.Enforce(["alice", "data1", "read"]), False) |
| self.assertEqual(self.e.Enforce(["alice", "data1", "write"]), False) |
| self.assertEqual(self.e.Enforce(["alice", "data2", "read"]), False) |
| self.assertEqual(self.e.Enforce(["alice", "data2", "write"]), False) |
