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synapse/tests/util/test_wheel_timer.py

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#
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# This file is licensed under the Affero General Public License (AGPL) version 3.
#
# Copyright 2016 OpenMarket Ltd
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# 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]
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#
#
from synapse.util.wheel_timer import WheelTimer
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from .. import unittest
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class WheelTimerTestCase(unittest.TestCase):
def test_single_insert_fetch(self) -> None:
wheel: WheelTimer[object] = WheelTimer(bucket_size=5)
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obj = object()
wheel.insert(100, obj, 150)
self.assertListEqual(wheel.fetch(101), [])
self.assertListEqual(wheel.fetch(110), [])
self.assertListEqual(wheel.fetch(120), [])
self.assertListEqual(wheel.fetch(130), [])
self.assertListEqual(wheel.fetch(149), [])
self.assertListEqual(wheel.fetch(156), [obj])
self.assertListEqual(wheel.fetch(170), [])
def test_multi_insert(self) -> None:
wheel: WheelTimer[object] = WheelTimer(bucket_size=5)
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obj1 = object()
obj2 = object()
obj3 = object()
wheel.insert(100, obj1, 150)
wheel.insert(105, obj2, 130)
wheel.insert(106, obj3, 160)
self.assertListEqual(wheel.fetch(110), [])
self.assertListEqual(wheel.fetch(135), [obj2])
self.assertListEqual(wheel.fetch(149), [])
self.assertListEqual(wheel.fetch(158), [obj1])
self.assertListEqual(wheel.fetch(160), [])
self.assertListEqual(wheel.fetch(200), [obj3])
self.assertListEqual(wheel.fetch(210), [])
def test_insert_past(self) -> None:
wheel: WheelTimer[object] = WheelTimer(bucket_size=5)
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obj = object()
wheel.insert(100, obj, 50)
self.assertListEqual(wheel.fetch(120), [obj])
def test_insert_past_multi(self) -> None:
wheel: WheelTimer[object] = WheelTimer(bucket_size=5)
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obj1 = object()
obj2 = object()
obj3 = object()
wheel.insert(100, obj1, 150)
wheel.insert(100, obj2, 140)
wheel.insert(100, obj3, 50)
self.assertListEqual(wheel.fetch(110), [obj3])
self.assertListEqual(wheel.fetch(120), [])
self.assertListEqual(wheel.fetch(147), [obj2])
self.assertListEqual(wheel.fetch(200), [obj1])
self.assertListEqual(wheel.fetch(240), [])