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#
# This file is licensed under the Affero General Public License (AGPL) version 3.
#
# Copyright (C) 2023 New Vector, Ltd
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# See the GNU Affero General Public License for more details:
# <https://www.gnu.org/licenses/agpl-3.0.html>.
#
# Originally licensed under the Apache License, Version 2.0:
# <http://www.apache.org/licenses/LICENSE-2.0>.
#
# [This file includes modifications made by New Vector Limited]
#
#
from unittest.mock import Mock, patch
from synapse.util.distributor import Distributor
from . import unittest
class DistributorTestCase(unittest.TestCase):
def setUp(self) -> None:
self.dist = Distributor()
def test_signal_dispatch(self) -> None:
self.dist.declare("alert")
observer = Mock()
self.dist.observe("alert", observer)
self.dist.fire("alert", 1, 2, 3)
observer.assert_called_with(1, 2, 3)
def test_signal_catch(self) -> None:
self.dist.declare("alarm")
observers = [Mock() for i in (1, 2)]
for o in observers:
self.dist.observe("alarm", o)
observers[0].side_effect = Exception("Awoogah!")
with patch("synapse.util.distributor.logger", spec=["warning"]) as mock_logger:
self.dist.fire("alarm", "Go")
observers[0].assert_called_once_with("Go")
observers[1].assert_called_once_with("Go")
self.assertEqual(mock_logger.warning.call_count, 1)
self.assertIsInstance(mock_logger.warning.call_args[0][0], str)
def test_signal_prereg(self) -> None:
observer = Mock()
self.dist.observe("flare", observer)
self.dist.declare("flare")
self.dist.fire("flare", 4, 5)
observer.assert_called_with(4, 5)
def test_signal_undeclared(self) -> None:
def code() -> None:
self.dist.fire("notification")
self.assertRaises(KeyError, code)
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