Merge pull request #219 from matrix-org/erikj/dictionary_cache

Dictionary and list caches

4 files changed, 104 insertions, 5 deletions

diff --git a/tests/storage/test__base.py b/tests/storage/test__base.py
index abee2f631d..e72cace8ff 100644
--- a/tests/storage/test__base.py
+++ b/tests/storage/test__base.py
@@ -19,7 +19,7 @@ from twisted.internet import defer
 
 from synapse.util.async import ObservableDeferred
 
-from synapse.storage._base import Cache, cached
+from synapse.util.caches.descriptors import Cache, cached
 
 
 class CacheTestCase(unittest.TestCase):
diff --git a/tests/test_state.py b/tests/test_state.py
index fea25f7021..5845358754 100644
--- a/tests/test_state.py
+++ b/tests/test_state.py
@@ -69,7 +69,7 @@ class StateGroupStore(object):
 
         self._next_group = 1
 
-    def get_state_groups(self, event_ids):
+    def get_state_groups(self, room_id, event_ids):
         groups = {}
         for event_id in event_ids:
             group = self._event_to_state_group.get(event_id)
diff --git a/tests/util/test_dict_cache.py b/tests/util/test_dict_cache.py
new file mode 100644
index 0000000000..54ff26cd97
--- /dev/null
+++ b/tests/util/test_dict_cache.py
@@ -0,0 +1,101 @@
+# -*- 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 twisted.internet import defer
+from tests import unittest
+
+from synapse.util.caches.dictionary_cache import DictionaryCache
+
+
+class DictCacheTestCase(unittest.TestCase):
+
+    def setUp(self):
+        self.cache = DictionaryCache("foobar")
+
+    def test_simple_cache_hit_full(self):
+        key = "test_simple_cache_hit_full"
+
+        v = self.cache.get(key)
+        self.assertEqual((False, {}), v)
+
+        seq = self.cache.sequence
+        test_value = {"test": "test_simple_cache_hit_full"}
+        self.cache.update(seq, key, test_value, full=True)
+
+        c = self.cache.get(key)
+        self.assertEqual(test_value, c.value)
+
+    def test_simple_cache_hit_partial(self):
+        key = "test_simple_cache_hit_partial"
+
+        seq = self.cache.sequence
+        test_value = {
+            "test": "test_simple_cache_hit_partial"
+        }
+        self.cache.update(seq, key, test_value, full=True)
+
+        c = self.cache.get(key, ["test"])
+        self.assertEqual(test_value, c.value)
+
+    def test_simple_cache_miss_partial(self):
+        key = "test_simple_cache_miss_partial"
+
+        seq = self.cache.sequence
+        test_value = {
+            "test": "test_simple_cache_miss_partial"
+        }
+        self.cache.update(seq, key, test_value, full=True)
+
+        c = self.cache.get(key, ["test2"])
+        self.assertEqual({}, c.value)
+
+    def test_simple_cache_hit_miss_partial(self):
+        key = "test_simple_cache_hit_miss_partial"
+
+        seq = self.cache.sequence
+        test_value = {
+            "test": "test_simple_cache_hit_miss_partial",
+            "test2": "test_simple_cache_hit_miss_partial2",
+            "test3": "test_simple_cache_hit_miss_partial3",
+        }
+        self.cache.update(seq, key, test_value, full=True)
+
+        c = self.cache.get(key, ["test2"])
+        self.assertEqual({"test2": "test_simple_cache_hit_miss_partial2"}, c.value)
+
+    def test_multi_insert(self):
+        key = "test_simple_cache_hit_miss_partial"
+
+        seq = self.cache.sequence
+        test_value_1 = {
+            "test": "test_simple_cache_hit_miss_partial",
+        }
+        self.cache.update(seq, key, test_value_1, full=False)
+
+        seq = self.cache.sequence
+        test_value_2 = {
+            "test2": "test_simple_cache_hit_miss_partial2",
+        }
+        self.cache.update(seq, key, test_value_2, full=False)
+
+        c = self.cache.get(key)
+        self.assertEqual(
+            {
+                "test": "test_simple_cache_hit_miss_partial",
+                "test2": "test_simple_cache_hit_miss_partial2",
+            },
+            c.value
+        )
diff --git a/tests/util/test_lrucache.py b/tests/util/test_lrucache.py
index ab934bf928..fc5a904323 100644
--- a/tests/util/test_lrucache.py
+++ b/tests/util/test_lrucache.py
@@ -16,7 +16,7 @@
 
 from .. import unittest
 
-from synapse.util.lrucache import LruCache
+from synapse.util.caches.lrucache import LruCache
 
 class LruCacheTestCase(unittest.TestCase):
 
@@ -52,5 +52,3 @@ class LruCacheTestCase(unittest.TestCase):
         cache["key"] = 1
         self.assertEquals(cache.pop("key"), 1)
         self.assertEquals(cache.pop("key"), None)
-
-