Clean up tests.storage.test_appservice (#11492)

1 files changed, 168 insertions, 177 deletions

diff --git a/tests/storage/test_appservice.py b/tests/storage/test_appservice.py
index 4b20a28ca2..329490caad 100644
--- a/tests/storage/test_appservice.py
+++ b/tests/storage/test_appservice.py
@@ -14,13 +14,12 @@
 import json
 import os
 import tempfile
-from typing import Any, Generator, List, Optional, cast
+from typing import List, Optional, cast
 from unittest.mock import Mock
 
 import yaml
 
 from twisted.internet import defer
-from twisted.internet.defer import Deferred
 from twisted.test.proto_helpers import MemoryReactor
 
 from synapse.appservice import ApplicationService, ApplicationServiceState
@@ -36,19 +35,16 @@ from synapse.util import Clock
 
 from tests import unittest
 from tests.test_utils import make_awaitable
-from tests.utils import setup_test_homeserver
 
 
-class ApplicationServiceStoreTestCase(unittest.TestCase):
-    @defer.inlineCallbacks
+class ApplicationServiceStoreTestCase(unittest.HomeserverTestCase):
     def setUp(self):
+        super(ApplicationServiceStoreTestCase, self).setUp()
+
         self.as_yaml_files: List[str] = []
-        hs = yield setup_test_homeserver(
-            self.addCleanup, federation_sender=Mock(), federation_client=Mock()
-        )
 
-        hs.config.appservice.app_service_config_files = self.as_yaml_files
-        hs.config.caches.event_cache_size = 1
+        self.hs.config.appservice.app_service_config_files = self.as_yaml_files
+        self.hs.config.caches.event_cache_size = 1
 
         self.as_token = "token1"
         self.as_url = "some_url"
@@ -59,9 +55,11 @@ class ApplicationServiceStoreTestCase(unittest.TestCase):
         self._add_appservice("token2", "as2", "some_url", "some_hs_token", "bob")
         self._add_appservice("token3", "as3", "some_url", "some_hs_token", "bob")
         # must be done after inserts
-        database = hs.get_datastores().databases[0]
+        database = self.hs.get_datastores().databases[0]
         self.store = ApplicationServiceStore(
-            database, make_conn(database._database_config, database.engine, "test"), hs
+            database,
+            make_conn(database._database_config, database.engine, "test"),
+            self.hs,
         )
 
     def tearDown(self) -> None:
@@ -72,6 +70,8 @@ class ApplicationServiceStoreTestCase(unittest.TestCase):
             except Exception:
                 pass
 
+        super(ApplicationServiceStoreTestCase, self).tearDown()
+
     def _add_appservice(self, as_token, id, url, hs_token, sender) -> None:
         as_yaml = {
             "url": url,
@@ -105,17 +105,13 @@ class ApplicationServiceStoreTestCase(unittest.TestCase):
         self.assertEquals(len(services), 3)
 
 
-class ApplicationServiceTransactionStoreTestCase(unittest.TestCase):
-    @defer.inlineCallbacks
-    def setUp(self):
+class ApplicationServiceTransactionStoreTestCase(unittest.HomeserverTestCase):
+    def setUp(self) -> None:
+        super(ApplicationServiceTransactionStoreTestCase, self).setUp()
         self.as_yaml_files: List[str] = []
 
-        hs = yield setup_test_homeserver(
-            self.addCleanup, federation_sender=Mock(), federation_client=Mock()
-        )
-
-        hs.config.appservice.app_service_config_files = self.as_yaml_files
-        hs.config.caches.event_cache_size = 1
+        self.hs.config.appservice.app_service_config_files = self.as_yaml_files
+        self.hs.config.caches.event_cache_size = 1
 
         self.as_list = [
             {"token": "token1", "url": "https://matrix-as.org", "id": "id_1"},
@@ -129,13 +125,13 @@ class ApplicationServiceTransactionStoreTestCase(unittest.TestCase):
         self.as_yaml_files = []
 
         # We assume there is only one database in these tests
-        database = hs.get_datastores().databases[0]
+        database = self.hs.get_datastores().databases[0]
         self.db_pool = database._db_pool
         self.engine = database.engine
 
-        db_config = hs.config.database.get_single_database()
+        db_config = self.hs.config.database.get_single_database()
         self.store = TestTransactionStore(
-            database, make_conn(db_config, self.engine, "test"), hs
+            database, make_conn(db_config, self.engine, "test"), self.hs
         )
 
     def _add_service(self, url, as_token, id) -> None:
@@ -181,221 +177,223 @@ class ApplicationServiceTransactionStoreTestCase(unittest.TestCase):
             (as_id, txn_id, ApplicationServiceState.UP.value),
         )
 
-    @defer.inlineCallbacks
     def test_get_appservice_state_none(
         self,
-    ) -> Generator["Deferred[object]", object, None]:
+    ) -> None:
         service = Mock(id="999")
-        state = yield defer.ensureDeferred(self.store.get_appservice_state(service))
+        state = self.get_success(self.store.get_appservice_state(service))
         self.assertEquals(None, state)
 
-    @defer.inlineCallbacks
     def test_get_appservice_state_up(
         self,
-    ) -> Generator["Deferred[object]", object, None]:
-        yield self._set_state(self.as_list[0]["id"], ApplicationServiceState.UP)
+    ) -> None:
+        self.get_success(
+            self._set_state(self.as_list[0]["id"], ApplicationServiceState.UP)
+        )
         service = Mock(id=self.as_list[0]["id"])
-        state = yield defer.ensureDeferred(self.store.get_appservice_state(service))
+        state = self.get_success(
+            defer.ensureDeferred(self.store.get_appservice_state(service))
+        )
         self.assertEquals(ApplicationServiceState.UP, state)
 
-    @defer.inlineCallbacks
     def test_get_appservice_state_down(
         self,
-    ) -> Generator["Deferred[object]", object, None]:
-        yield self._set_state(self.as_list[0]["id"], ApplicationServiceState.UP)
-        yield self._set_state(self.as_list[1]["id"], ApplicationServiceState.DOWN)
-        yield self._set_state(self.as_list[2]["id"], ApplicationServiceState.DOWN)
+    ) -> None:
+        self.get_success(
+            self._set_state(self.as_list[0]["id"], ApplicationServiceState.UP)
+        )
+        self.get_success(
+            self._set_state(self.as_list[1]["id"], ApplicationServiceState.DOWN)
+        )
+        self.get_success(
+            self._set_state(self.as_list[2]["id"], ApplicationServiceState.DOWN)
+        )
         service = Mock(id=self.as_list[1]["id"])
-        state = yield defer.ensureDeferred(self.store.get_appservice_state(service))
+        state = self.get_success(self.store.get_appservice_state(service))
         self.assertEquals(ApplicationServiceState.DOWN, state)
 
-    @defer.inlineCallbacks
     def test_get_appservices_by_state_none(
         self,
-    ) -> Generator["Deferred[object]", Any, None]:
-        services = yield defer.ensureDeferred(
+    ) -> None:
+        services = self.get_success(
             self.store.get_appservices_by_state(ApplicationServiceState.DOWN)
         )
         self.assertEquals(0, len(services))
 
-    @defer.inlineCallbacks
     def test_set_appservices_state_down(
         self,
-    ) -> Generator["Deferred[object]", Any, None]:
+    ) -> None:
         service = Mock(id=self.as_list[1]["id"])
-        yield defer.ensureDeferred(
+        self.get_success(
             self.store.set_appservice_state(service, ApplicationServiceState.DOWN)
         )
-        rows = yield self.db_pool.runQuery(
-            self.engine.convert_param_style(
-                "SELECT as_id FROM application_services_state WHERE state=?"
-            ),
-            (ApplicationServiceState.DOWN.value,),
+        rows = self.get_success(
+            self.db_pool.runQuery(
+                self.engine.convert_param_style(
+                    "SELECT as_id FROM application_services_state WHERE state=?"
+                ),
+                (ApplicationServiceState.DOWN.value,),
+            )
         )
         self.assertEquals(service.id, rows[0][0])
 
-    @defer.inlineCallbacks
     def test_set_appservices_state_multiple_up(
         self,
-    ) -> Generator["Deferred[object]", Any, None]:
+    ) -> None:
         service = Mock(id=self.as_list[1]["id"])
-        yield defer.ensureDeferred(
+        self.get_success(
             self.store.set_appservice_state(service, ApplicationServiceState.UP)
         )
-        yield defer.ensureDeferred(
+        self.get_success(
             self.store.set_appservice_state(service, ApplicationServiceState.DOWN)
         )
-        yield defer.ensureDeferred(
+        self.get_success(
             self.store.set_appservice_state(service, ApplicationServiceState.UP)
         )
-        rows = yield self.db_pool.runQuery(
-            self.engine.convert_param_style(
-                "SELECT as_id FROM application_services_state WHERE state=?"
-            ),
-            (ApplicationServiceState.UP.value,),
+        rows = self.get_success(
+            self.db_pool.runQuery(
+                self.engine.convert_param_style(
+                    "SELECT as_id FROM application_services_state WHERE state=?"
+                ),
+                (ApplicationServiceState.UP.value,),
+            )
         )
         self.assertEquals(service.id, rows[0][0])
 
-    @defer.inlineCallbacks
     def test_create_appservice_txn_first(
         self,
-    ) -> Generator["Deferred[object]", Any, None]:
+    ) -> None:
         service = Mock(id=self.as_list[0]["id"])
         events = cast(List[EventBase], [Mock(event_id="e1"), Mock(event_id="e2")])
-        txn = yield defer.ensureDeferred(
-            self.store.create_appservice_txn(service, events, [])
+        txn = self.get_success(
+            defer.ensureDeferred(self.store.create_appservice_txn(service, events, []))
         )
         self.assertEquals(txn.id, 1)
         self.assertEquals(txn.events, events)
         self.assertEquals(txn.service, service)
 
-    @defer.inlineCallbacks
     def test_create_appservice_txn_older_last_txn(
         self,
-    ) -> Generator["Deferred[object]", Any, None]:
+    ) -> None:
         service = Mock(id=self.as_list[0]["id"])
         events = cast(List[EventBase], [Mock(event_id="e1"), Mock(event_id="e2")])
-        yield self._set_last_txn(service.id, 9643)  # AS is falling behind
-        yield self._insert_txn(service.id, 9644, events)
-        yield self._insert_txn(service.id, 9645, events)
-        txn = yield defer.ensureDeferred(
-            self.store.create_appservice_txn(service, events, [])
-        )
+        self.get_success(self._set_last_txn(service.id, 9643))  # AS is falling behind
+        self.get_success(self._insert_txn(service.id, 9644, events))
+        self.get_success(self._insert_txn(service.id, 9645, events))
+        txn = self.get_success(self.store.create_appservice_txn(service, events, []))
         self.assertEquals(txn.id, 9646)
         self.assertEquals(txn.events, events)
         self.assertEquals(txn.service, service)
 
-    @defer.inlineCallbacks
     def test_create_appservice_txn_up_to_date_last_txn(
         self,
-    ) -> Generator["Deferred[object]", Any, None]:
+    ) -> None:
         service = Mock(id=self.as_list[0]["id"])
         events = cast(List[EventBase], [Mock(event_id="e1"), Mock(event_id="e2")])
-        yield self._set_last_txn(service.id, 9643)
-        txn = yield defer.ensureDeferred(
-            self.store.create_appservice_txn(service, events, [])
-        )
+        self.get_success(self._set_last_txn(service.id, 9643))
+        txn = self.get_success(self.store.create_appservice_txn(service, events, []))
         self.assertEquals(txn.id, 9644)
         self.assertEquals(txn.events, events)
         self.assertEquals(txn.service, service)
 
-    @defer.inlineCallbacks
     def test_create_appservice_txn_up_fuzzing(
         self,
-    ) -> Generator["Deferred[object]", Any, None]:
+    ) -> None:
         service = Mock(id=self.as_list[0]["id"])
         events = cast(List[EventBase], [Mock(event_id="e1"), Mock(event_id="e2")])
-        yield self._set_last_txn(service.id, 9643)
+        self.get_success(self._set_last_txn(service.id, 9643))
 
         # dump in rows with higher IDs to make sure the queries aren't wrong.
-        yield self._set_last_txn(self.as_list[1]["id"], 119643)
-        yield self._set_last_txn(self.as_list[2]["id"], 9)
-        yield self._set_last_txn(self.as_list[3]["id"], 9643)
-        yield self._insert_txn(self.as_list[1]["id"], 119644, events)
-        yield self._insert_txn(self.as_list[1]["id"], 119645, events)
-        yield self._insert_txn(self.as_list[1]["id"], 119646, events)
-        yield self._insert_txn(self.as_list[2]["id"], 10, events)
-        yield self._insert_txn(self.as_list[3]["id"], 9643, events)
-
-        txn = yield defer.ensureDeferred(
-            self.store.create_appservice_txn(service, events, [])
-        )
+        self.get_success(self._set_last_txn(self.as_list[1]["id"], 119643))
+        self.get_success(self._set_last_txn(self.as_list[2]["id"], 9))
+        self.get_success(self._set_last_txn(self.as_list[3]["id"], 9643))
+        self.get_success(self._insert_txn(self.as_list[1]["id"], 119644, events))
+        self.get_success(self._insert_txn(self.as_list[1]["id"], 119645, events))
+        self.get_success(self._insert_txn(self.as_list[1]["id"], 119646, events))
+        self.get_success(self._insert_txn(self.as_list[2]["id"], 10, events))
+        self.get_success(self._insert_txn(self.as_list[3]["id"], 9643, events))
+
+        txn = self.get_success(self.store.create_appservice_txn(service, events, []))
         self.assertEquals(txn.id, 9644)
         self.assertEquals(txn.events, events)
         self.assertEquals(txn.service, service)
 
-    @defer.inlineCallbacks
     def test_complete_appservice_txn_first_txn(
         self,
-    ) -> Generator["Deferred[object]", Any, None]:
+    ) -> None:
         service = Mock(id=self.as_list[0]["id"])
         events = [Mock(event_id="e1"), Mock(event_id="e2")]
         txn_id = 1
 
-        yield self._insert_txn(service.id, txn_id, events)
-        yield defer.ensureDeferred(
+        self.get_success(self._insert_txn(service.id, txn_id, events))
+        self.get_success(
             self.store.complete_appservice_txn(txn_id=txn_id, service=service)
         )
 
-        res = yield self.db_pool.runQuery(
-            self.engine.convert_param_style(
-                "SELECT last_txn FROM application_services_state WHERE as_id=?"
-            ),
-            (service.id,),
+        res = self.get_success(
+            self.db_pool.runQuery(
+                self.engine.convert_param_style(
+                    "SELECT last_txn FROM application_services_state WHERE as_id=?"
+                ),
+                (service.id,),
+            )
         )
         self.assertEquals(1, len(res))
         self.assertEquals(txn_id, res[0][0])
 
-        res = yield self.db_pool.runQuery(
-            self.engine.convert_param_style(
-                "SELECT * FROM application_services_txns WHERE txn_id=?"
-            ),
-            (txn_id,),
+        res = self.get_success(
+            self.db_pool.runQuery(
+                self.engine.convert_param_style(
+                    "SELECT * FROM application_services_txns WHERE txn_id=?"
+                ),
+                (txn_id,),
+            )
         )
         self.assertEquals(0, len(res))
 
-    @defer.inlineCallbacks
     def test_complete_appservice_txn_existing_in_state_table(
         self,
-    ) -> Generator["Deferred[object]", Any, None]:
+    ) -> None:
         service = Mock(id=self.as_list[0]["id"])
         events = [Mock(event_id="e1"), Mock(event_id="e2")]
         txn_id = 5
-        yield self._set_last_txn(service.id, 4)
-        yield self._insert_txn(service.id, txn_id, events)
-        yield defer.ensureDeferred(
+        self.get_success(self._set_last_txn(service.id, 4))
+        self.get_success(self._insert_txn(service.id, txn_id, events))
+        self.get_success(
             self.store.complete_appservice_txn(txn_id=txn_id, service=service)
         )
 
-        res = yield self.db_pool.runQuery(
-            self.engine.convert_param_style(
-                "SELECT last_txn, state FROM application_services_state WHERE as_id=?"
-            ),
-            (service.id,),
+        res = self.get_success(
+            self.db_pool.runQuery(
+                self.engine.convert_param_style(
+                    "SELECT last_txn, state FROM application_services_state WHERE as_id=?"
+                ),
+                (service.id,),
+            )
         )
         self.assertEquals(1, len(res))
         self.assertEquals(txn_id, res[0][0])
         self.assertEquals(ApplicationServiceState.UP.value, res[0][1])
 
-        res = yield self.db_pool.runQuery(
-            self.engine.convert_param_style(
-                "SELECT * FROM application_services_txns WHERE txn_id=?"
-            ),
-            (txn_id,),
+        res = self.get_success(
+            self.db_pool.runQuery(
+                self.engine.convert_param_style(
+                    "SELECT * FROM application_services_txns WHERE txn_id=?"
+                ),
+                (txn_id,),
+            )
         )
         self.assertEquals(0, len(res))
 
-    @defer.inlineCallbacks
     def test_get_oldest_unsent_txn_none(
         self,
-    ) -> Generator["Deferred[object]", Any, None]:
+    ) -> None:
         service = Mock(id=self.as_list[0]["id"])
 
-        txn = yield defer.ensureDeferred(self.store.get_oldest_unsent_txn(service))
+        txn = self.get_success(self.store.get_oldest_unsent_txn(service))
         self.assertEquals(None, txn)
 
-    @defer.inlineCallbacks
-    def test_get_oldest_unsent_txn(self) -> Generator["Deferred[object]", Any, None]:
+    def test_get_oldest_unsent_txn(self) -> None:
         service = Mock(id=self.as_list[0]["id"])
         events = [Mock(event_id="e1"), Mock(event_id="e2")]
         other_events = [Mock(event_id="e5"), Mock(event_id="e6")]
@@ -404,39 +402,49 @@ class ApplicationServiceTransactionStoreTestCase(unittest.TestCase):
         # (ignore needed because Mypy won't allow us to assign to a method otherwise)
         self.store.get_events_as_list = Mock(return_value=make_awaitable(events))  # type: ignore[assignment]
 
-        yield self._insert_txn(self.as_list[1]["id"], 9, other_events)
-        yield self._insert_txn(service.id, 10, events)
-        yield self._insert_txn(service.id, 11, other_events)
-        yield self._insert_txn(service.id, 12, other_events)
+        self.get_success(self._insert_txn(self.as_list[1]["id"], 9, other_events))
+        self.get_success(self._insert_txn(service.id, 10, events))
+        self.get_success(self._insert_txn(service.id, 11, other_events))
+        self.get_success(self._insert_txn(service.id, 12, other_events))
 
-        txn = yield defer.ensureDeferred(self.store.get_oldest_unsent_txn(service))
+        txn = self.get_success(self.store.get_oldest_unsent_txn(service))
         self.assertEquals(service, txn.service)
         self.assertEquals(10, txn.id)
         self.assertEquals(events, txn.events)
 
-    @defer.inlineCallbacks
     def test_get_appservices_by_state_single(
         self,
-    ) -> Generator["Deferred[object]", Any, None]:
-        yield self._set_state(self.as_list[0]["id"], ApplicationServiceState.DOWN)
-        yield self._set_state(self.as_list[1]["id"], ApplicationServiceState.UP)
+    ) -> None:
+        self.get_success(
+            self._set_state(self.as_list[0]["id"], ApplicationServiceState.DOWN)
+        )
+        self.get_success(
+            self._set_state(self.as_list[1]["id"], ApplicationServiceState.UP)
+        )
 
-        services = yield defer.ensureDeferred(
+        services = self.get_success(
             self.store.get_appservices_by_state(ApplicationServiceState.DOWN)
         )
         self.assertEquals(1, len(services))
         self.assertEquals(self.as_list[0]["id"], services[0].id)
 
-    @defer.inlineCallbacks
     def test_get_appservices_by_state_multiple(
         self,
-    ) -> Generator["Deferred[object]", Any, None]:
-        yield self._set_state(self.as_list[0]["id"], ApplicationServiceState.DOWN)
-        yield self._set_state(self.as_list[1]["id"], ApplicationServiceState.UP)
-        yield self._set_state(self.as_list[2]["id"], ApplicationServiceState.DOWN)
-        yield self._set_state(self.as_list[3]["id"], ApplicationServiceState.UP)
+    ) -> None:
+        self.get_success(
+            self._set_state(self.as_list[0]["id"], ApplicationServiceState.DOWN)
+        )
+        self.get_success(
+            self._set_state(self.as_list[1]["id"], ApplicationServiceState.UP)
+        )
+        self.get_success(
+            self._set_state(self.as_list[2]["id"], ApplicationServiceState.DOWN)
+        )
+        self.get_success(
+            self._set_state(self.as_list[3]["id"], ApplicationServiceState.UP)
+        )
 
-        services = yield defer.ensureDeferred(
+        services = self.get_success(
             self.store.get_appservices_by_state(ApplicationServiceState.DOWN)
         )
         self.assertEquals(2, len(services))
@@ -447,10 +455,6 @@ class ApplicationServiceTransactionStoreTestCase(unittest.TestCase):
 
 
 class ApplicationServiceStoreTypeStreamIds(unittest.HomeserverTestCase):
-    def make_homeserver(self, reactor, clock) -> "HomeServer":
-        hs = self.setup_test_homeserver()
-        return hs
-
     def prepare(
         self, reactor: MemoryReactor, clock: Clock, homeserver: HomeServer
     ) -> None:
@@ -512,7 +516,7 @@ class TestTransactionStore(ApplicationServiceTransactionStore, ApplicationServic
         super().__init__(database, db_conn, hs)
 
 
-class ApplicationServiceStoreConfigTestCase(unittest.TestCase):
+class ApplicationServiceStoreConfigTestCase(unittest.HomeserverTestCase):
     def _write_config(self, suffix, **kwargs) -> str:
         vals = {
             "id": "id" + suffix,
@@ -529,41 +533,33 @@ class ApplicationServiceStoreConfigTestCase(unittest.TestCase):
             f.write(yaml.dump(vals))
         return path
 
-    @defer.inlineCallbacks
-    def test_unique_works(self) -> Generator["Deferred[object]", Any, None]:
+    def test_unique_works(self) -> None:
         f1 = self._write_config(suffix="1")
         f2 = self._write_config(suffix="2")
 
-        hs = yield setup_test_homeserver(
-            self.addCleanup, federation_sender=Mock(), federation_client=Mock()
-        )
-
-        hs.config.appservice.app_service_config_files = [f1, f2]
-        hs.config.caches.event_cache_size = 1
+        self.hs.config.appservice.app_service_config_files = [f1, f2]
+        self.hs.config.caches.event_cache_size = 1
 
-        database = hs.get_datastores().databases[0]
+        database = self.hs.get_datastores().databases[0]
         ApplicationServiceStore(
-            database, make_conn(database._database_config, database.engine, "test"), hs
+            database,
+            make_conn(database._database_config, database.engine, "test"),
+            self.hs,
         )
 
-    @defer.inlineCallbacks
-    def test_duplicate_ids(self) -> Generator["Deferred[object]", Any, None]:
+    def test_duplicate_ids(self) -> None:
         f1 = self._write_config(id="id", suffix="1")
         f2 = self._write_config(id="id", suffix="2")
 
-        hs = yield setup_test_homeserver(
-            self.addCleanup, federation_sender=Mock(), federation_client=Mock()
-        )
-
-        hs.config.appservice.app_service_config_files = [f1, f2]
-        hs.config.caches.event_cache_size = 1
+        self.hs.config.appservice.app_service_config_files = [f1, f2]
+        self.hs.config.caches.event_cache_size = 1
 
         with self.assertRaises(ConfigError) as cm:
-            database = hs.get_datastores().databases[0]
+            database = self.hs.get_datastores().databases[0]
             ApplicationServiceStore(
                 database,
                 make_conn(database._database_config, database.engine, "test"),
-                hs,
+                self.hs,
             )
 
         e = cm.exception
@@ -571,24 +567,19 @@ class ApplicationServiceStoreConfigTestCase(unittest.TestCase):
         self.assertIn(f2, str(e))
         self.assertIn("id", str(e))
 
-    @defer.inlineCallbacks
-    def test_duplicate_as_tokens(self) -> Generator["Deferred[object]", Any, None]:
+    def test_duplicate_as_tokens(self) -> None:
         f1 = self._write_config(as_token="as_token", suffix="1")
         f2 = self._write_config(as_token="as_token", suffix="2")
 
-        hs = yield setup_test_homeserver(
-            self.addCleanup, federation_sender=Mock(), federation_client=Mock()
-        )
-
-        hs.config.appservice.app_service_config_files = [f1, f2]
-        hs.config.caches.event_cache_size = 1
+        self.hs.config.appservice.app_service_config_files = [f1, f2]
+        self.hs.config.caches.event_cache_size = 1
 
         with self.assertRaises(ConfigError) as cm:
-            database = hs.get_datastores().databases[0]
+            database = self.hs.get_datastores().databases[0]
             ApplicationServiceStore(
                 database,
                 make_conn(database._database_config, database.engine, "test"),
-                hs,
+                self.hs,
             )
 
         e = cm.exception