diff --git a/tests/handlers/test_device.py b/tests/handlers/test_device.py
index 6aa322bf3a..969d44c787 100644
--- a/tests/handlers/test_device.py
+++ b/tests/handlers/test_device.py
@@ -35,6 +35,17 @@ class DeviceTestCase(unittest.HomeserverTestCase):
# These tests assume that it starts 1000 seconds in.
self.reactor.advance(1000)
+ def test_device_is_created_with_invalid_name(self):
+ self.get_failure(
+ self.handler.check_device_registered(
+ user_id="@boris:foo",
+ device_id="foo",
+ initial_device_display_name="a"
+ * (synapse.handlers.device.MAX_DEVICE_DISPLAY_NAME_LEN + 1),
+ ),
+ synapse.api.errors.SynapseError,
+ )
+
def test_device_is_created_if_doesnt_exist(self):
res = self.get_success(
self.handler.check_device_registered(
diff --git a/tests/handlers/test_e2e_keys.py b/tests/handlers/test_e2e_keys.py
index 210ddcbb88..366dcfb670 100644
--- a/tests/handlers/test_e2e_keys.py
+++ b/tests/handlers/test_e2e_keys.py
@@ -30,7 +30,7 @@ from tests import unittest, utils
class E2eKeysHandlerTestCase(unittest.TestCase):
def __init__(self, *args, **kwargs):
- super(E2eKeysHandlerTestCase, self).__init__(*args, **kwargs)
+ super().__init__(*args, **kwargs)
self.hs = None # type: synapse.server.HomeServer
self.handler = None # type: synapse.handlers.e2e_keys.E2eKeysHandler
diff --git a/tests/handlers/test_e2e_room_keys.py b/tests/handlers/test_e2e_room_keys.py
index 3362050ce0..7adde9b9de 100644
--- a/tests/handlers/test_e2e_room_keys.py
+++ b/tests/handlers/test_e2e_room_keys.py
@@ -47,7 +47,7 @@ room_keys = {
class E2eRoomKeysHandlerTestCase(unittest.TestCase):
def __init__(self, *args, **kwargs):
- super(E2eRoomKeysHandlerTestCase, self).__init__(*args, **kwargs)
+ super().__init__(*args, **kwargs)
self.hs = None # type: synapse.server.HomeServer
self.handler = None # type: synapse.handlers.e2e_keys.E2eRoomKeysHandler
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