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-rw-r--r--tests/util/test_rwlock.py85
-rw-r--r--tests/utils.py24
2 files changed, 94 insertions, 15 deletions
diff --git a/tests/util/test_rwlock.py b/tests/util/test_rwlock.py
new file mode 100644
index 0000000000..1d745ae1a7
--- /dev/null
+++ b/tests/util/test_rwlock.py
@@ -0,0 +1,85 @@
+# -*- coding: utf-8 -*-
+# Copyright 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 tests import unittest
+
+from synapse.util.async import ReadWriteLock
+
+
+class ReadWriteLockTestCase(unittest.TestCase):
+
+    def _assert_called_before_not_after(self, lst, first_false):
+        for i, d in enumerate(lst[:first_false]):
+            self.assertTrue(d.called, msg="%d was unexpectedly false" % i)
+
+        for i, d in enumerate(lst[first_false:]):
+            self.assertFalse(
+                d.called, msg="%d was unexpectedly true" % (i + first_false)
+            )
+
+    def test_rwlock(self):
+        rwlock = ReadWriteLock()
+
+        key = object()
+
+        ds = [
+            rwlock.read(key),   # 0
+            rwlock.read(key),   # 1
+            rwlock.write(key),  # 2
+            rwlock.write(key),  # 3
+            rwlock.read(key),   # 4
+            rwlock.read(key),   # 5
+            rwlock.write(key),  # 6
+        ]
+
+        self._assert_called_before_not_after(ds, 2)
+
+        with ds[0].result:
+            self._assert_called_before_not_after(ds, 2)
+        self._assert_called_before_not_after(ds, 2)
+
+        with ds[1].result:
+            self._assert_called_before_not_after(ds, 2)
+        self._assert_called_before_not_after(ds, 3)
+
+        with ds[2].result:
+            self._assert_called_before_not_after(ds, 3)
+        self._assert_called_before_not_after(ds, 4)
+
+        with ds[3].result:
+            self._assert_called_before_not_after(ds, 4)
+        self._assert_called_before_not_after(ds, 6)
+
+        with ds[5].result:
+            self._assert_called_before_not_after(ds, 6)
+        self._assert_called_before_not_after(ds, 6)
+
+        with ds[4].result:
+            self._assert_called_before_not_after(ds, 6)
+        self._assert_called_before_not_after(ds, 7)
+
+        with ds[6].result:
+            pass
+
+        d = rwlock.write(key)
+        self.assertTrue(d.called)
+        with d.result:
+            pass
+
+        d = rwlock.read(key)
+        self.assertTrue(d.called)
+        with d.result:
+            pass
diff --git a/tests/utils.py b/tests/utils.py
index 59d985b5f2..915b934e94 100644
--- a/tests/utils.py
+++ b/tests/utils.py
@@ -20,7 +20,6 @@ from synapse.storage.prepare_database import prepare_database
 from synapse.storage.engines import create_engine
 from synapse.server import HomeServer
 from synapse.federation.transport import server
-from synapse.types import Requester
 from synapse.util.ratelimitutils import FederationRateLimiter
 
 from synapse.util.logcontext import LoggingContext
@@ -54,7 +53,9 @@ def setup_test_homeserver(name="test", datastore=None, config=None, **kargs):
         config.trusted_third_party_id_servers = []
         config.room_invite_state_types = []
 
+    config.use_frozen_dicts = True
     config.database_config = {"name": "sqlite3"}
+    config.ldap_enabled = False
 
     if "clock" not in kargs:
         kargs["clock"] = MockClock()
@@ -67,6 +68,7 @@ def setup_test_homeserver(name="test", datastore=None, config=None, **kargs):
             version_string="Synapse/tests",
             database_engine=create_engine(config.database_config),
             get_db_conn=db_pool.get_db_conn,
+            room_list_handler=object(),
             **kargs
         )
         hs.setup()
@@ -75,20 +77,16 @@ def setup_test_homeserver(name="test", datastore=None, config=None, **kargs):
             name, db_pool=None, datastore=datastore, config=config,
             version_string="Synapse/tests",
             database_engine=create_engine(config.database_config),
+            room_list_handler=object(),
             **kargs
         )
 
     # bcrypt is far too slow to be doing in unit tests
-    def swap_out_hash_for_testing(old_build_handlers):
-        def build_handlers():
-            handlers = old_build_handlers()
-            auth_handler = handlers.auth_handler
-            auth_handler.hash = lambda p: hashlib.md5(p).hexdigest()
-            auth_handler.validate_hash = lambda p, h: hashlib.md5(p).hexdigest() == h
-            return handlers
-        return build_handlers
-
-    hs.build_handlers = swap_out_hash_for_testing(hs.build_handlers)
+    # Need to let the HS build an auth handler and then mess with it
+    # because AuthHandler's constructor requires the HS, so we can't make one
+    # beforehand and pass it in to the HS's constructor (chicken / egg)
+    hs.get_auth_handler().hash = lambda p: hashlib.md5(p).hexdigest()
+    hs.get_auth_handler().validate_hash = lambda p, h: hashlib.md5(p).hexdigest() == h
 
     fed = kargs.get("resource_for_federation", None)
     if fed:
@@ -513,7 +511,3 @@ class DeferredMockCallable(object):
                     "call(%s)" % _format_call(c[0], c[1]) for c in calls
                 ])
             )
-
-
-def requester_for_user(user):
-    return Requester(user, None, False)