Add tests

tests/storage/test_transactions.py

+# -*- coding: utf-8 -*-
+# Copyright 2018 New Vector 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 tests.unittest import HomeserverTestCase
+
+
+class TransactionStoreTestCase(HomeserverTestCase):
+    def prepare(self, reactor, clock, homeserver):
+        self.store = homeserver.get_datastore()
+
+    def test_get_set_transactions(self):
+        """Tests that we can successfully get a non-existent entry for
+        destination retries, as well as testing tht we can set and get
+        correctly.
+        """
+        d = self.store.get_destination_retry_timings("example.com")
+        r = self.get_success(d)
+        self.assertIsNone(r)
+
+        d = self.store.set_destination_retry_timings("example.com", 50, 100)
+        self.get_success(d)
+
+        d = self.store.get_destination_retry_timings("example.com")
+        r = self.get_success(d)
+
+        self.assert_dict({"retry_last_ts": 50, "retry_interval": 100}, r)
+
+    def test_initial_set_transactions(self):
+        """Tests that we can successfully set the destination retries (there
+        was a bug around invalidating the cache that broke this)
+        """
+        d = self.store.set_destination_retry_timings("example.com", 50, 100)
+        self.get_success(d)