From cef00211c87639b1606f193141318b1dbfc105c4 Mon Sep 17 00:00:00 2001 From: Patrick Cloke Date: Tue, 8 Sep 2020 07:26:55 -0400 Subject: [PATCH] Allow for make_awaitable's return value to be re-used. (#8261) --- changelog.d/8261.misc | 1 + tests/federation/test_complexity.py | 30 +++++++------------ tests/federation/test_federation_sender.py | 2 +- tests/handlers/test_auth.py | 20 ++++++------- tests/handlers/test_register.py | 10 +++---- tests/handlers/test_typing.py | 2 +- .../test_federation_sender_shard.py | 10 +++---- tests/rest/admin/test_user.py | 6 ++-- .../test_resource_limits_server_notices.py | 14 ++++----- tests/storage/test_client_ips.py | 2 +- tests/storage/test_monthly_active_users.py | 16 +++------- tests/test_utils/__init__.py | 13 ++++++-- 12 files changed, 56 insertions(+), 70 deletions(-) create mode 100644 changelog.d/8261.misc diff --git a/changelog.d/8261.misc b/changelog.d/8261.misc new file mode 100644 index 0000000000..bc91e9375c --- /dev/null +++ b/changelog.d/8261.misc @@ -0,0 +1 @@ +Simplify tests that mock asynchronous functions. diff --git a/tests/federation/test_complexity.py b/tests/federation/test_complexity.py index 3d880c499d..1471cc1a28 100644 --- a/tests/federation/test_complexity.py +++ b/tests/federation/test_complexity.py @@ -77,11 +77,9 @@ class RoomComplexityTests(unittest.FederatingHomeserverTestCase): fed_transport = self.hs.get_federation_transport_client() # Mock out some things, because we don't want to test the whole join - fed_transport.client.get_json = Mock( - side_effect=lambda *args, **kwargs: make_awaitable({"v1": 9999}) - ) + fed_transport.client.get_json = Mock(return_value=make_awaitable({"v1": 9999})) handler.federation_handler.do_invite_join = Mock( - side_effect=lambda *args, **kwargs: make_awaitable(("", 1)) + return_value=make_awaitable(("", 1)) ) d = handler._remote_join( @@ -110,11 +108,9 @@ class RoomComplexityTests(unittest.FederatingHomeserverTestCase): fed_transport = self.hs.get_federation_transport_client() # Mock out some things, because we don't want to test the whole join - fed_transport.client.get_json = Mock( - side_effect=lambda *args, **kwargs: make_awaitable({"v1": 9999}) - ) + fed_transport.client.get_json = Mock(return_value=make_awaitable({"v1": 9999})) handler.federation_handler.do_invite_join = Mock( - side_effect=lambda *args, **kwargs: make_awaitable(("", 1)) + return_value=make_awaitable(("", 1)) ) d = handler._remote_join( @@ -150,11 +146,9 @@ class RoomComplexityTests(unittest.FederatingHomeserverTestCase): fed_transport = self.hs.get_federation_transport_client() # Mock out some things, because we don't want to test the whole join - fed_transport.client.get_json = Mock( - side_effect=lambda *args, **kwargs: make_awaitable(None) - ) + fed_transport.client.get_json = Mock(return_value=make_awaitable(None)) handler.federation_handler.do_invite_join = Mock( - side_effect=lambda *args, **kwargs: make_awaitable(("", 1)) + return_value=make_awaitable(("", 1)) ) # Artificially raise the complexity @@ -208,11 +202,9 @@ class RoomComplexityAdminTests(unittest.FederatingHomeserverTestCase): fed_transport = self.hs.get_federation_transport_client() # Mock out some things, because we don't want to test the whole join - fed_transport.client.get_json = Mock( - side_effect=lambda *args, **kwargs: make_awaitable({"v1": 9999}) - ) + fed_transport.client.get_json = Mock(return_value=make_awaitable({"v1": 9999})) handler.federation_handler.do_invite_join = Mock( - side_effect=lambda *args, **kwargs: make_awaitable(("", 1)) + return_value=make_awaitable(("", 1)) ) d = handler._remote_join( @@ -240,11 +232,9 @@ class RoomComplexityAdminTests(unittest.FederatingHomeserverTestCase): fed_transport = self.hs.get_federation_transport_client() # Mock out some things, because we don't want to test the whole join - fed_transport.client.get_json = Mock( - side_effect=lambda *args, **kwargs: make_awaitable({"v1": 9999}) - ) + fed_transport.client.get_json = Mock(return_value=make_awaitable({"v1": 9999})) handler.federation_handler.do_invite_join = Mock( - side_effect=lambda *args, **kwargs: make_awaitable(("", 1)) + return_value=make_awaitable(("", 1)) ) d = handler._remote_join( diff --git a/tests/federation/test_federation_sender.py b/tests/federation/test_federation_sender.py index 5f512ff8bf..917762e6b6 100644 --- a/tests/federation/test_federation_sender.py +++ b/tests/federation/test_federation_sender.py @@ -34,7 +34,7 @@ class FederationSenderReceiptsTestCases(HomeserverTestCase): def make_homeserver(self, reactor, clock): mock_state_handler = Mock(spec=["get_current_hosts_in_room"]) # Ensure a new Awaitable is created for each call. - mock_state_handler.get_current_hosts_in_room.side_effect = lambda room_Id: make_awaitable( + mock_state_handler.get_current_hosts_in_room.return_value = make_awaitable( ["test", "host2"] ) return self.setup_test_homeserver( diff --git a/tests/handlers/test_auth.py b/tests/handlers/test_auth.py index c7efd3822d..97877c2e42 100644 --- a/tests/handlers/test_auth.py +++ b/tests/handlers/test_auth.py @@ -143,7 +143,7 @@ class AuthTestCase(unittest.TestCase): def test_mau_limits_exceeded_large(self): self.auth_blocking._limit_usage_by_mau = True self.hs.get_datastore().get_monthly_active_count = Mock( - side_effect=lambda: make_awaitable(self.large_number_of_users) + return_value=make_awaitable(self.large_number_of_users) ) with self.assertRaises(ResourceLimitError): @@ -154,7 +154,7 @@ class AuthTestCase(unittest.TestCase): ) self.hs.get_datastore().get_monthly_active_count = Mock( - side_effect=lambda: make_awaitable(self.large_number_of_users) + return_value=make_awaitable(self.large_number_of_users) ) with self.assertRaises(ResourceLimitError): yield defer.ensureDeferred( @@ -169,7 +169,7 @@ class AuthTestCase(unittest.TestCase): # If not in monthly active cohort self.hs.get_datastore().get_monthly_active_count = Mock( - side_effect=lambda: make_awaitable(self.auth_blocking._max_mau_value) + return_value=make_awaitable(self.auth_blocking._max_mau_value) ) with self.assertRaises(ResourceLimitError): yield defer.ensureDeferred( @@ -179,7 +179,7 @@ class AuthTestCase(unittest.TestCase): ) self.hs.get_datastore().get_monthly_active_count = Mock( - side_effect=lambda: make_awaitable(self.auth_blocking._max_mau_value) + return_value=make_awaitable(self.auth_blocking._max_mau_value) ) with self.assertRaises(ResourceLimitError): yield defer.ensureDeferred( @@ -189,10 +189,10 @@ class AuthTestCase(unittest.TestCase): ) # If in monthly active cohort self.hs.get_datastore().user_last_seen_monthly_active = Mock( - side_effect=lambda user_id: make_awaitable(self.hs.get_clock().time_msec()) + return_value=make_awaitable(self.hs.get_clock().time_msec()) ) self.hs.get_datastore().get_monthly_active_count = Mock( - side_effect=lambda: make_awaitable(self.auth_blocking._max_mau_value) + return_value=make_awaitable(self.auth_blocking._max_mau_value) ) yield defer.ensureDeferred( self.auth_handler.get_access_token_for_user_id( @@ -200,10 +200,10 @@ class AuthTestCase(unittest.TestCase): ) ) self.hs.get_datastore().user_last_seen_monthly_active = Mock( - side_effect=lambda user_id: make_awaitable(self.hs.get_clock().time_msec()) + return_value=make_awaitable(self.hs.get_clock().time_msec()) ) self.hs.get_datastore().get_monthly_active_count = Mock( - side_effect=lambda: make_awaitable(self.auth_blocking._max_mau_value) + return_value=make_awaitable(self.auth_blocking._max_mau_value) ) yield defer.ensureDeferred( self.auth_handler.validate_short_term_login_token_and_get_user_id( @@ -216,7 +216,7 @@ class AuthTestCase(unittest.TestCase): self.auth_blocking._limit_usage_by_mau = True self.hs.get_datastore().get_monthly_active_count = Mock( - side_effect=lambda: make_awaitable(self.small_number_of_users) + return_value=make_awaitable(self.small_number_of_users) ) # Ensure does not raise exception yield defer.ensureDeferred( @@ -226,7 +226,7 @@ class AuthTestCase(unittest.TestCase): ) self.hs.get_datastore().get_monthly_active_count = Mock( - side_effect=lambda: make_awaitable(self.small_number_of_users) + return_value=make_awaitable(self.small_number_of_users) ) yield defer.ensureDeferred( self.auth_handler.validate_short_term_login_token_and_get_user_id( diff --git a/tests/handlers/test_register.py b/tests/handlers/test_register.py index eddf5e2498..cb7c0ed51a 100644 --- a/tests/handlers/test_register.py +++ b/tests/handlers/test_register.py @@ -100,7 +100,7 @@ class RegistrationTestCase(unittest.HomeserverTestCase): def test_get_or_create_user_mau_not_blocked(self): self.hs.config.limit_usage_by_mau = True self.store.count_monthly_users = Mock( - side_effect=lambda: make_awaitable(self.hs.config.max_mau_value - 1) + return_value=make_awaitable(self.hs.config.max_mau_value - 1) ) # Ensure does not throw exception self.get_success(self.get_or_create_user(self.requester, "c", "User")) @@ -108,7 +108,7 @@ class RegistrationTestCase(unittest.HomeserverTestCase): def test_get_or_create_user_mau_blocked(self): self.hs.config.limit_usage_by_mau = True self.store.get_monthly_active_count = Mock( - side_effect=lambda: make_awaitable(self.lots_of_users) + return_value=make_awaitable(self.lots_of_users) ) self.get_failure( self.get_or_create_user(self.requester, "b", "display_name"), @@ -116,7 +116,7 @@ class RegistrationTestCase(unittest.HomeserverTestCase): ) self.store.get_monthly_active_count = Mock( - side_effect=lambda: make_awaitable(self.hs.config.max_mau_value) + return_value=make_awaitable(self.hs.config.max_mau_value) ) self.get_failure( self.get_or_create_user(self.requester, "b", "display_name"), @@ -126,14 +126,14 @@ class RegistrationTestCase(unittest.HomeserverTestCase): def test_register_mau_blocked(self): self.hs.config.limit_usage_by_mau = True self.store.get_monthly_active_count = Mock( - side_effect=lambda: make_awaitable(self.lots_of_users) + return_value=make_awaitable(self.lots_of_users) ) self.get_failure( self.handler.register_user(localpart="local_part"), ResourceLimitError ) self.store.get_monthly_active_count = Mock( - side_effect=lambda: make_awaitable(self.hs.config.max_mau_value) + return_value=make_awaitable(self.hs.config.max_mau_value) ) self.get_failure( self.handler.register_user(localpart="local_part"), ResourceLimitError diff --git a/tests/handlers/test_typing.py b/tests/handlers/test_typing.py index 7bf15c4ba9..ae6bc24f4c 100644 --- a/tests/handlers/test_typing.py +++ b/tests/handlers/test_typing.py @@ -116,7 +116,7 @@ class TypingNotificationsTestCase(unittest.HomeserverTestCase): retry_timings_res ) - self.datastore.get_device_updates_by_remote.side_effect = lambda destination, from_stream_id, limit: make_awaitable( + self.datastore.get_device_updates_by_remote.return_value = make_awaitable( (0, []) ) diff --git a/tests/replication/test_federation_sender_shard.py b/tests/replication/test_federation_sender_shard.py index 8b4982ecb1..1d7edee5ba 100644 --- a/tests/replication/test_federation_sender_shard.py +++ b/tests/replication/test_federation_sender_shard.py @@ -45,7 +45,7 @@ class FederationSenderTestCase(BaseMultiWorkerStreamTestCase): new event. """ mock_client = Mock(spec=["put_json"]) - mock_client.put_json.side_effect = lambda *_, **__: make_awaitable({}) + mock_client.put_json.return_value = make_awaitable({}) self.make_worker_hs( "synapse.app.federation_sender", @@ -73,7 +73,7 @@ class FederationSenderTestCase(BaseMultiWorkerStreamTestCase): new events. """ mock_client1 = Mock(spec=["put_json"]) - mock_client1.put_json.side_effect = lambda *_, **__: make_awaitable({}) + mock_client1.put_json.return_value = make_awaitable({}) self.make_worker_hs( "synapse.app.federation_sender", { @@ -85,7 +85,7 @@ class FederationSenderTestCase(BaseMultiWorkerStreamTestCase): ) mock_client2 = Mock(spec=["put_json"]) - mock_client2.put_json.side_effect = lambda *_, **__: make_awaitable({}) + mock_client2.put_json.return_value = make_awaitable({}) self.make_worker_hs( "synapse.app.federation_sender", { @@ -136,7 +136,7 @@ class FederationSenderTestCase(BaseMultiWorkerStreamTestCase): new typing EDUs. """ mock_client1 = Mock(spec=["put_json"]) - mock_client1.put_json.side_effect = lambda *_, **__: make_awaitable({}) + mock_client1.put_json.return_value = make_awaitable({}) self.make_worker_hs( "synapse.app.federation_sender", { @@ -148,7 +148,7 @@ class FederationSenderTestCase(BaseMultiWorkerStreamTestCase): ) mock_client2 = Mock(spec=["put_json"]) - mock_client2.put_json.side_effect = lambda *_, **__: make_awaitable({}) + mock_client2.put_json.return_value = make_awaitable({}) self.make_worker_hs( "synapse.app.federation_sender", { diff --git a/tests/rest/admin/test_user.py b/tests/rest/admin/test_user.py index 160c630235..b8b7758d24 100644 --- a/tests/rest/admin/test_user.py +++ b/tests/rest/admin/test_user.py @@ -337,7 +337,7 @@ class UserRegisterTestCase(unittest.HomeserverTestCase): # Set monthly active users to the limit store.get_monthly_active_count = Mock( - side_effect=lambda: make_awaitable(self.hs.config.max_mau_value) + return_value=make_awaitable(self.hs.config.max_mau_value) ) # Check that the blocking of monthly active users is working as expected # The registration of a new user fails due to the limit @@ -591,7 +591,7 @@ class UserRestTestCase(unittest.HomeserverTestCase): # Set monthly active users to the limit self.store.get_monthly_active_count = Mock( - side_effect=lambda: make_awaitable(self.hs.config.max_mau_value) + return_value=make_awaitable(self.hs.config.max_mau_value) ) # Check that the blocking of monthly active users is working as expected # The registration of a new user fails due to the limit @@ -631,7 +631,7 @@ class UserRestTestCase(unittest.HomeserverTestCase): # Set monthly active users to the limit self.store.get_monthly_active_count = Mock( - side_effect=lambda: make_awaitable(self.hs.config.max_mau_value) + return_value=make_awaitable(self.hs.config.max_mau_value) ) # Check that the blocking of monthly active users is working as expected # The registration of a new user fails due to the limit diff --git a/tests/server_notices/test_resource_limits_server_notices.py b/tests/server_notices/test_resource_limits_server_notices.py index 973338ea71..6382b19dc3 100644 --- a/tests/server_notices/test_resource_limits_server_notices.py +++ b/tests/server_notices/test_resource_limits_server_notices.py @@ -67,7 +67,7 @@ class TestResourceLimitsServerNotices(unittest.HomeserverTestCase): raise Exception("Failed to find reference to ResourceLimitsServerNotices") self._rlsn._store.user_last_seen_monthly_active = Mock( - side_effect=lambda user_id: make_awaitable(1000) + return_value=make_awaitable(1000) ) self._rlsn._server_notices_manager.send_notice = Mock( return_value=defer.succeed(Mock()) @@ -80,9 +80,7 @@ class TestResourceLimitsServerNotices(unittest.HomeserverTestCase): return_value=defer.succeed("!something:localhost") ) self._rlsn._store.add_tag_to_room = Mock(return_value=defer.succeed(None)) - self._rlsn._store.get_tags_for_room = Mock( - side_effect=lambda user_id, room_id: make_awaitable({}) - ) + self._rlsn._store.get_tags_for_room = Mock(return_value=make_awaitable({})) @override_config({"hs_disabled": True}) def test_maybe_send_server_notice_disabled_hs(self): @@ -158,7 +156,7 @@ class TestResourceLimitsServerNotices(unittest.HomeserverTestCase): """ self._rlsn._auth.check_auth_blocking = Mock(return_value=defer.succeed(None)) self._rlsn._store.user_last_seen_monthly_active = Mock( - side_effect=lambda user_id: make_awaitable(None) + return_value=make_awaitable(None) ) self.get_success(self._rlsn.maybe_send_server_notice_to_user(self.user_id)) @@ -261,12 +259,10 @@ class TestResourceLimitsServerNoticesWithRealRooms(unittest.HomeserverTestCase): self.user_id = "@user_id:test" def test_server_notice_only_sent_once(self): - self.store.get_monthly_active_count = Mock( - side_effect=lambda: make_awaitable(1000) - ) + self.store.get_monthly_active_count = Mock(return_value=make_awaitable(1000)) self.store.user_last_seen_monthly_active = Mock( - side_effect=lambda user_id: make_awaitable(1000) + return_value=make_awaitable(1000) ) # Call the function multiple times to ensure we only send the notice once diff --git a/tests/storage/test_client_ips.py b/tests/storage/test_client_ips.py index 370c247e16..755c70db31 100644 --- a/tests/storage/test_client_ips.py +++ b/tests/storage/test_client_ips.py @@ -154,7 +154,7 @@ class ClientIpStoreTestCase(unittest.HomeserverTestCase): user_id = "@user:server" self.store.get_monthly_active_count = Mock( - side_effect=lambda: make_awaitable(lots_of_users) + return_value=make_awaitable(lots_of_users) ) self.get_success( self.store.insert_client_ip( diff --git a/tests/storage/test_monthly_active_users.py b/tests/storage/test_monthly_active_users.py index 9870c74883..643072bbaf 100644 --- a/tests/storage/test_monthly_active_users.py +++ b/tests/storage/test_monthly_active_users.py @@ -231,9 +231,7 @@ class MonthlyActiveUsersTestCase(unittest.HomeserverTestCase): ) self.get_success(d) - self.store.upsert_monthly_active_user = Mock( - side_effect=lambda user_id: make_awaitable(None) - ) + self.store.upsert_monthly_active_user = Mock(return_value=make_awaitable(None)) d = self.store.populate_monthly_active_users(user_id) self.get_success(d) @@ -241,9 +239,7 @@ class MonthlyActiveUsersTestCase(unittest.HomeserverTestCase): self.store.upsert_monthly_active_user.assert_not_called() def test_populate_monthly_users_should_update(self): - self.store.upsert_monthly_active_user = Mock( - side_effect=lambda user_id: make_awaitable(None) - ) + self.store.upsert_monthly_active_user = Mock(return_value=make_awaitable(None)) self.store.is_trial_user = Mock(return_value=defer.succeed(False)) @@ -256,9 +252,7 @@ class MonthlyActiveUsersTestCase(unittest.HomeserverTestCase): self.store.upsert_monthly_active_user.assert_called_once() def test_populate_monthly_users_should_not_update(self): - self.store.upsert_monthly_active_user = Mock( - side_effect=lambda user_id: make_awaitable(None) - ) + self.store.upsert_monthly_active_user = Mock(return_value=make_awaitable(None)) self.store.is_trial_user = Mock(return_value=defer.succeed(False)) self.store.user_last_seen_monthly_active = Mock( @@ -344,9 +338,7 @@ class MonthlyActiveUsersTestCase(unittest.HomeserverTestCase): @override_config({"limit_usage_by_mau": False, "mau_stats_only": False}) def test_no_users_when_not_tracking(self): - self.store.upsert_monthly_active_user = Mock( - side_effect=lambda user_id: make_awaitable(None) - ) + self.store.upsert_monthly_active_user = Mock(return_value=make_awaitable(None)) self.get_success(self.store.populate_monthly_active_users("@user:sever")) diff --git a/tests/test_utils/__init__.py b/tests/test_utils/__init__.py index 508aeba078..a298cc0fd3 100644 --- a/tests/test_utils/__init__.py +++ b/tests/test_utils/__init__.py @@ -17,6 +17,7 @@ """ Utilities for running the unit tests """ +from asyncio import Future from typing import Any, Awaitable, TypeVar TV = TypeVar("TV") @@ -38,6 +39,12 @@ def get_awaitable_result(awaitable: Awaitable[TV]) -> TV: raise Exception("awaitable has not yet completed") -async def make_awaitable(result: Any): - """Create an awaitable that just returns a result.""" - return result +def make_awaitable(result: Any) -> Awaitable[Any]: + """ + Makes an awaitable, suitable for mocking an `async` function. + This uses Futures as they can be awaited multiple times so can be returned + to multiple callers. + """ + future = Future() # type: ignore + future.set_result(result) + return future