mirror of
https://github.com/element-hq/synapse.git
synced 2024-11-30 00:14:57 +03:00
263 lines
7.7 KiB
Python
263 lines
7.7 KiB
Python
# -*- coding: utf-8 -*-
|
|
# Copyright 2015, 2016 OpenMarket Ltd
|
|
#
|
|
# 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.
|
|
|
|
|
|
from mock import Mock
|
|
|
|
from synapse.util.caches.lrucache import LruCache
|
|
from synapse.util.caches.treecache import TreeCache
|
|
|
|
from tests import unittest
|
|
from tests.unittest import override_config
|
|
|
|
|
|
class LruCacheTestCase(unittest.HomeserverTestCase):
|
|
def test_get_set(self):
|
|
cache = LruCache(1)
|
|
cache["key"] = "value"
|
|
self.assertEquals(cache.get("key"), "value")
|
|
self.assertEquals(cache["key"], "value")
|
|
|
|
def test_eviction(self):
|
|
cache = LruCache(2)
|
|
cache[1] = 1
|
|
cache[2] = 2
|
|
|
|
self.assertEquals(cache.get(1), 1)
|
|
self.assertEquals(cache.get(2), 2)
|
|
|
|
cache[3] = 3
|
|
|
|
self.assertEquals(cache.get(1), None)
|
|
self.assertEquals(cache.get(2), 2)
|
|
self.assertEquals(cache.get(3), 3)
|
|
|
|
def test_setdefault(self):
|
|
cache = LruCache(1)
|
|
self.assertEquals(cache.setdefault("key", 1), 1)
|
|
self.assertEquals(cache.get("key"), 1)
|
|
self.assertEquals(cache.setdefault("key", 2), 1)
|
|
self.assertEquals(cache.get("key"), 1)
|
|
cache["key"] = 2 # Make sure overriding works.
|
|
self.assertEquals(cache.get("key"), 2)
|
|
|
|
def test_pop(self):
|
|
cache = LruCache(1)
|
|
cache["key"] = 1
|
|
self.assertEquals(cache.pop("key"), 1)
|
|
self.assertEquals(cache.pop("key"), None)
|
|
|
|
def test_del_multi(self):
|
|
cache = LruCache(4, keylen=2, cache_type=TreeCache)
|
|
cache[("animal", "cat")] = "mew"
|
|
cache[("animal", "dog")] = "woof"
|
|
cache[("vehicles", "car")] = "vroom"
|
|
cache[("vehicles", "train")] = "chuff"
|
|
|
|
self.assertEquals(len(cache), 4)
|
|
|
|
self.assertEquals(cache.get(("animal", "cat")), "mew")
|
|
self.assertEquals(cache.get(("vehicles", "car")), "vroom")
|
|
cache.del_multi(("animal",))
|
|
self.assertEquals(len(cache), 2)
|
|
self.assertEquals(cache.get(("animal", "cat")), None)
|
|
self.assertEquals(cache.get(("animal", "dog")), None)
|
|
self.assertEquals(cache.get(("vehicles", "car")), "vroom")
|
|
self.assertEquals(cache.get(("vehicles", "train")), "chuff")
|
|
# Man from del_multi say "Yes".
|
|
|
|
def test_clear(self):
|
|
cache = LruCache(1)
|
|
cache["key"] = 1
|
|
cache.clear()
|
|
self.assertEquals(len(cache), 0)
|
|
|
|
@override_config({"caches": {"per_cache_factors": {"mycache": 10}}})
|
|
def test_special_size(self):
|
|
cache = LruCache(10, "mycache")
|
|
self.assertEqual(cache.max_size, 100)
|
|
|
|
|
|
class LruCacheCallbacksTestCase(unittest.HomeserverTestCase):
|
|
def test_get(self):
|
|
m = Mock()
|
|
cache = LruCache(1)
|
|
|
|
cache.set("key", "value")
|
|
self.assertFalse(m.called)
|
|
|
|
cache.get("key", callbacks=[m])
|
|
self.assertFalse(m.called)
|
|
|
|
cache.get("key", "value")
|
|
self.assertFalse(m.called)
|
|
|
|
cache.set("key", "value2")
|
|
self.assertEquals(m.call_count, 1)
|
|
|
|
cache.set("key", "value")
|
|
self.assertEquals(m.call_count, 1)
|
|
|
|
def test_multi_get(self):
|
|
m = Mock()
|
|
cache = LruCache(1)
|
|
|
|
cache.set("key", "value")
|
|
self.assertFalse(m.called)
|
|
|
|
cache.get("key", callbacks=[m])
|
|
self.assertFalse(m.called)
|
|
|
|
cache.get("key", callbacks=[m])
|
|
self.assertFalse(m.called)
|
|
|
|
cache.set("key", "value2")
|
|
self.assertEquals(m.call_count, 1)
|
|
|
|
cache.set("key", "value")
|
|
self.assertEquals(m.call_count, 1)
|
|
|
|
def test_set(self):
|
|
m = Mock()
|
|
cache = LruCache(1)
|
|
|
|
cache.set("key", "value", callbacks=[m])
|
|
self.assertFalse(m.called)
|
|
|
|
cache.set("key", "value")
|
|
self.assertFalse(m.called)
|
|
|
|
cache.set("key", "value2")
|
|
self.assertEquals(m.call_count, 1)
|
|
|
|
cache.set("key", "value")
|
|
self.assertEquals(m.call_count, 1)
|
|
|
|
def test_pop(self):
|
|
m = Mock()
|
|
cache = LruCache(1)
|
|
|
|
cache.set("key", "value", callbacks=[m])
|
|
self.assertFalse(m.called)
|
|
|
|
cache.pop("key")
|
|
self.assertEquals(m.call_count, 1)
|
|
|
|
cache.set("key", "value")
|
|
self.assertEquals(m.call_count, 1)
|
|
|
|
cache.pop("key")
|
|
self.assertEquals(m.call_count, 1)
|
|
|
|
def test_del_multi(self):
|
|
m1 = Mock()
|
|
m2 = Mock()
|
|
m3 = Mock()
|
|
m4 = Mock()
|
|
cache = LruCache(4, keylen=2, cache_type=TreeCache)
|
|
|
|
cache.set(("a", "1"), "value", callbacks=[m1])
|
|
cache.set(("a", "2"), "value", callbacks=[m2])
|
|
cache.set(("b", "1"), "value", callbacks=[m3])
|
|
cache.set(("b", "2"), "value", callbacks=[m4])
|
|
|
|
self.assertEquals(m1.call_count, 0)
|
|
self.assertEquals(m2.call_count, 0)
|
|
self.assertEquals(m3.call_count, 0)
|
|
self.assertEquals(m4.call_count, 0)
|
|
|
|
cache.del_multi(("a",))
|
|
|
|
self.assertEquals(m1.call_count, 1)
|
|
self.assertEquals(m2.call_count, 1)
|
|
self.assertEquals(m3.call_count, 0)
|
|
self.assertEquals(m4.call_count, 0)
|
|
|
|
def test_clear(self):
|
|
m1 = Mock()
|
|
m2 = Mock()
|
|
cache = LruCache(5)
|
|
|
|
cache.set("key1", "value", callbacks=[m1])
|
|
cache.set("key2", "value", callbacks=[m2])
|
|
|
|
self.assertEquals(m1.call_count, 0)
|
|
self.assertEquals(m2.call_count, 0)
|
|
|
|
cache.clear()
|
|
|
|
self.assertEquals(m1.call_count, 1)
|
|
self.assertEquals(m2.call_count, 1)
|
|
|
|
def test_eviction(self):
|
|
m1 = Mock(name="m1")
|
|
m2 = Mock(name="m2")
|
|
m3 = Mock(name="m3")
|
|
cache = LruCache(2)
|
|
|
|
cache.set("key1", "value", callbacks=[m1])
|
|
cache.set("key2", "value", callbacks=[m2])
|
|
|
|
self.assertEquals(m1.call_count, 0)
|
|
self.assertEquals(m2.call_count, 0)
|
|
self.assertEquals(m3.call_count, 0)
|
|
|
|
cache.set("key3", "value", callbacks=[m3])
|
|
|
|
self.assertEquals(m1.call_count, 1)
|
|
self.assertEquals(m2.call_count, 0)
|
|
self.assertEquals(m3.call_count, 0)
|
|
|
|
cache.set("key3", "value")
|
|
|
|
self.assertEquals(m1.call_count, 1)
|
|
self.assertEquals(m2.call_count, 0)
|
|
self.assertEquals(m3.call_count, 0)
|
|
|
|
cache.get("key2")
|
|
|
|
self.assertEquals(m1.call_count, 1)
|
|
self.assertEquals(m2.call_count, 0)
|
|
self.assertEquals(m3.call_count, 0)
|
|
|
|
cache.set("key1", "value", callbacks=[m1])
|
|
|
|
self.assertEquals(m1.call_count, 1)
|
|
self.assertEquals(m2.call_count, 0)
|
|
self.assertEquals(m3.call_count, 1)
|
|
|
|
|
|
class LruCacheSizedTestCase(unittest.HomeserverTestCase):
|
|
def test_evict(self):
|
|
cache = LruCache(5, size_callback=len)
|
|
cache["key1"] = [0]
|
|
cache["key2"] = [1, 2]
|
|
cache["key3"] = [3]
|
|
cache["key4"] = [4]
|
|
|
|
self.assertEquals(cache["key1"], [0])
|
|
self.assertEquals(cache["key2"], [1, 2])
|
|
self.assertEquals(cache["key3"], [3])
|
|
self.assertEquals(cache["key4"], [4])
|
|
self.assertEquals(len(cache), 5)
|
|
|
|
cache["key5"] = [5, 6]
|
|
|
|
self.assertEquals(len(cache), 4)
|
|
self.assertEquals(cache.get("key1"), None)
|
|
self.assertEquals(cache.get("key2"), None)
|
|
self.assertEquals(cache["key3"], [3])
|
|
self.assertEquals(cache["key4"], [4])
|
|
self.assertEquals(cache["key5"], [5, 6])
|