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authorErik Johnston <erik@matrix.org>2015-02-11 16:12:59 +0000
committerErik Johnston <erik@matrix.org>2015-02-11 16:12:59 +0000
commit41a9a76a99b5668217ed0bd97dda2b8689d13c1b (patch)
treed0326a7a299eef31fa89d8b91fa871732a148890 /tests/util/test_lrucache.py
parentMerge branch 'develop' of github.com:matrix-org/synapse into timeout-federati... (diff)
parentMerge pull request #65 from matrix-org/get_event_cache (diff)
downloadsynapse-41a9a76a99b5668217ed0bd97dda2b8689d13c1b.tar.xz
Merge branch 'develop' of github.com:matrix-org/synapse into timeout-federation-requests
Diffstat (limited to 'tests/util/test_lrucache.py')
-rw-r--r--tests/util/test_lrucache.py56
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diff --git a/tests/util/test_lrucache.py b/tests/util/test_lrucache.py
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+++ b/tests/util/test_lrucache.py
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+# -*- coding: utf-8 -*-
+# Copyright 2015 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 .. import unittest
+
+from synapse.util.lrucache import LruCache
+
+class LruCacheTestCase(unittest.TestCase):
+
+    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)
+
+    def test_pop(self):
+        cache = LruCache(1)
+        cache["key"] = 1
+        self.assertEquals(cache.pop("key"), 1)
+        self.assertEquals(cache.pop("key"), None)
+
+