diff --git a/tests/api/test_filtering.py b/tests/api/test_filtering.py
new file mode 100644
index 0000000000..c6c5317696
--- /dev/null
+++ b/tests/api/test_filtering.py
@@ -0,0 +1,67 @@
+# -*- 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 tests import unittest
+from twisted.internet import defer
+
+from mock import Mock, NonCallableMock
+from tests.utils import (
+    MockHttpResource, MockClock, DeferredMockCallable, SQLiteMemoryDbPool,
+    MockKey
+)
+
+from synapse.server import HomeServer
+
+
+user_localpart = "test_user"
+
+class FilteringTestCase(unittest.TestCase):
+
+    @defer.inlineCallbacks
+    def setUp(self):
+        db_pool = SQLiteMemoryDbPool()
+        yield db_pool.prepare()
+
+        self.mock_config = NonCallableMock()
+        self.mock_config.signing_key = [MockKey()]
+
+        self.mock_federation_resource = MockHttpResource()
+
+        self.mock_http_client = Mock(spec=[])
+        self.mock_http_client.put_json = DeferredMockCallable()
+
+        hs = HomeServer("test",
+            db_pool=db_pool,
+            handlers=None,
+            http_client=self.mock_http_client,
+            config=self.mock_config,
+            keyring=Mock(),
+        )
+
+        self.filtering = hs.get_filtering()
+
+    def test_filter(self):
+        filter_id = self.filtering.add_user_filter(
+            user_localpart=user_localpart,
+            definition={"type": ["m.*"]},
+        )
+        self.assertEquals(filter_id, 0)
+
+        filter = self.filtering.get_user_filter(
+            user_localpart=user_localpart,
+            filter_id=filter_id,
+        )
+        self.assertEquals(filter, {"type": ["m.*"]})