generated from daniil-berg/boilerplate-py
692 lines
33 KiB
Python
692 lines
33 KiB
Python
__author__ = "Daniil Fajnberg"
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__copyright__ = "Copyright © 2022 Daniil Fajnberg"
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__license__ = """GNU LGPLv3.0
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This file is part of asyncio-taskpool.
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asyncio-taskpool is free software: you can redistribute it and/or modify it under the terms of
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version 3.0 of the GNU Lesser General Public License as published by the Free Software Foundation.
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asyncio-taskpool is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License along with asyncio-taskpool.
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If not, see <https://www.gnu.org/licenses/>."""
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__doc__ = """
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Unittests for the `asyncio_taskpool.pool` module.
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"""
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import asyncio
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from asyncio.exceptions import CancelledError
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from asyncio.queues import Queue
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from unittest import IsolatedAsyncioTestCase
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from unittest.mock import PropertyMock, MagicMock, AsyncMock, patch, call
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from typing import Type
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from asyncio_taskpool import pool, exceptions
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EMPTY_LIST, EMPTY_DICT = [], {}
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FOO, BAR = 'foo', 'bar'
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class TestException(Exception):
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pass
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class CommonTestCase(IsolatedAsyncioTestCase):
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TEST_CLASS: Type[pool.BaseTaskPool] = pool.BaseTaskPool
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TEST_POOL_SIZE: int = 420
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TEST_POOL_NAME: str = 'test123'
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task_pool: pool.BaseTaskPool
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log_lvl: int
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@classmethod
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def setUpClass(cls) -> None:
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cls.log_lvl = pool.log.level
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pool.log.setLevel(999)
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@classmethod
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def tearDownClass(cls) -> None:
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pool.log.setLevel(cls.log_lvl)
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def get_task_pool_init_params(self) -> dict:
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return {'pool_size': self.TEST_POOL_SIZE, 'name': self.TEST_POOL_NAME}
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def setUp(self) -> None:
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self._pools = self.TEST_CLASS._pools
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# These three methods are called during initialization, so we mock them by default during setup:
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self._add_pool_patcher = patch.object(self.TEST_CLASS, '_add_pool')
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self.pool_size_patcher = patch.object(self.TEST_CLASS, 'pool_size', new_callable=PropertyMock)
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self.dunder_str_patcher = patch.object(self.TEST_CLASS, '__str__')
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self.mock__add_pool = self._add_pool_patcher.start()
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self.mock_pool_size = self.pool_size_patcher.start()
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self.mock___str__ = self.dunder_str_patcher.start()
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self.mock__add_pool.return_value = self.mock_idx = 123
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self.mock___str__.return_value = self.mock_str = 'foobar'
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self.task_pool = self.TEST_CLASS(**self.get_task_pool_init_params())
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def tearDown(self) -> None:
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self.TEST_CLASS._pools.clear()
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self._add_pool_patcher.stop()
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self.pool_size_patcher.stop()
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self.dunder_str_patcher.stop()
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class BaseTaskPoolTestCase(CommonTestCase):
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def test__add_pool(self):
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self.assertListEqual(EMPTY_LIST, self._pools)
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self._add_pool_patcher.stop()
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output = pool.BaseTaskPool._add_pool(self.task_pool)
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self.assertEqual(0, output)
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self.assertListEqual([self.task_pool], pool.BaseTaskPool._pools)
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def test_init(self):
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self.assertIsInstance(self.task_pool._enough_room, asyncio.locks.Semaphore)
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self.assertFalse(self.task_pool._locked)
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self.assertEqual(0, self.task_pool._counter)
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self.assertDictEqual(EMPTY_DICT, self.task_pool._running)
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self.assertDictEqual(EMPTY_DICT, self.task_pool._cancelled)
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self.assertDictEqual(EMPTY_DICT, self.task_pool._ended)
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self.assertEqual(0, self.task_pool._num_cancelled)
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self.assertEqual(0, self.task_pool._num_ended)
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self.assertEqual(self.mock_idx, self.task_pool._idx)
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self.assertEqual(self.TEST_POOL_NAME, self.task_pool._name)
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self.assertListEqual(self.task_pool._before_gathering, EMPTY_LIST)
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self.assertIsInstance(self.task_pool._interrupt_flag, asyncio.locks.Event)
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self.assertFalse(self.task_pool._interrupt_flag.is_set())
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self.mock__add_pool.assert_called_once_with(self.task_pool)
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self.mock_pool_size.assert_called_once_with(self.TEST_POOL_SIZE)
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self.mock___str__.assert_called_once_with()
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def test___str__(self):
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self.dunder_str_patcher.stop()
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expected_str = f'{pool.BaseTaskPool.__name__}-{self.TEST_POOL_NAME}'
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self.assertEqual(expected_str, str(self.task_pool))
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self.task_pool._name = None
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expected_str = f'{pool.BaseTaskPool.__name__}-{self.task_pool._idx}'
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self.assertEqual(expected_str, str(self.task_pool))
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def test_pool_size(self):
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self.pool_size_patcher.stop()
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self.task_pool._pool_size = self.TEST_POOL_SIZE
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self.assertEqual(self.TEST_POOL_SIZE, self.task_pool.pool_size)
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with self.assertRaises(ValueError):
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self.task_pool.pool_size = -1
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self.task_pool.pool_size = new_size = 69
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self.assertEqual(new_size, self.task_pool._pool_size)
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def test_is_locked(self):
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self.task_pool._locked = FOO
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self.assertEqual(FOO, self.task_pool.is_locked)
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def test_lock(self):
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assert not self.task_pool._locked
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self.task_pool.lock()
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self.assertTrue(self.task_pool._locked)
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self.task_pool.lock()
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self.assertTrue(self.task_pool._locked)
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def test_unlock(self):
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self.task_pool._locked = True
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self.task_pool.unlock()
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self.assertFalse(self.task_pool._locked)
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self.task_pool.unlock()
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self.assertFalse(self.task_pool._locked)
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def test_num_running(self):
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self.task_pool._running = ['foo', 'bar', 'baz']
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self.assertEqual(3, self.task_pool.num_running)
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def test_num_cancelled(self):
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self.task_pool._num_cancelled = 3
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self.assertEqual(3, self.task_pool.num_cancelled)
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def test_num_ended(self):
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self.task_pool._num_ended = 3
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self.assertEqual(3, self.task_pool.num_ended)
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def test_num_finished(self):
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self.task_pool._num_cancelled = cancelled = 69
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self.task_pool._num_ended = ended = 420
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self.task_pool._cancelled = mock_cancelled_dict = {1: 'foo', 2: 'bar'}
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self.assertEqual(ended - cancelled + len(mock_cancelled_dict), self.task_pool.num_finished)
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def test_is_full(self):
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self.assertEqual(self.task_pool._enough_room.locked(), self.task_pool.is_full)
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def test__task_name(self):
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i = 123
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self.assertEqual(f'{self.mock_str}_Task-{i}', self.task_pool._task_name(i))
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@patch.object(pool, 'execute_optional')
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@patch.object(pool.BaseTaskPool, '_task_name', return_value=FOO)
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async def test__task_cancellation(self, mock__task_name: MagicMock, mock_execute_optional: AsyncMock):
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task_id, mock_task, mock_callback = 1, MagicMock(), MagicMock()
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self.task_pool._num_cancelled = cancelled = 3
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self.task_pool._running[task_id] = mock_task
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self.assertIsNone(await self.task_pool._task_cancellation(task_id, mock_callback))
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self.assertNotIn(task_id, self.task_pool._running)
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self.assertEqual(mock_task, self.task_pool._cancelled[task_id])
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self.assertEqual(cancelled + 1, self.task_pool._num_cancelled)
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mock__task_name.assert_called_with(task_id)
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mock_execute_optional.assert_awaited_once_with(mock_callback, args=(task_id, ))
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@patch.object(pool, 'execute_optional')
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@patch.object(pool.BaseTaskPool, '_task_name', return_value=FOO)
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async def test__task_ending(self, mock__task_name: MagicMock, mock_execute_optional: AsyncMock):
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task_id, mock_task, mock_callback = 1, MagicMock(), MagicMock()
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self.task_pool._num_ended = ended = 3
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self.task_pool._enough_room._value = room = 123
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# End running task:
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self.task_pool._running[task_id] = mock_task
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self.assertIsNone(await self.task_pool._task_ending(task_id, mock_callback))
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self.assertNotIn(task_id, self.task_pool._running)
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self.assertEqual(mock_task, self.task_pool._ended[task_id])
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self.assertEqual(ended + 1, self.task_pool._num_ended)
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self.assertEqual(room + 1, self.task_pool._enough_room._value)
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mock__task_name.assert_called_with(task_id)
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mock_execute_optional.assert_awaited_once_with(mock_callback, args=(task_id, ))
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mock__task_name.reset_mock()
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mock_execute_optional.reset_mock()
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# End cancelled task:
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self.task_pool._cancelled[task_id] = self.task_pool._ended.pop(task_id)
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self.assertIsNone(await self.task_pool._task_ending(task_id, mock_callback))
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self.assertNotIn(task_id, self.task_pool._cancelled)
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self.assertEqual(mock_task, self.task_pool._ended[task_id])
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self.assertEqual(ended + 2, self.task_pool._num_ended)
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self.assertEqual(room + 2, self.task_pool._enough_room._value)
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mock__task_name.assert_called_with(task_id)
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mock_execute_optional.assert_awaited_once_with(mock_callback, args=(task_id, ))
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@patch.object(pool.BaseTaskPool, '_task_ending')
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@patch.object(pool.BaseTaskPool, '_task_cancellation')
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@patch.object(pool.BaseTaskPool, '_task_name', return_value=FOO)
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async def test__task_wrapper(self, mock__task_name: MagicMock,
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mock__task_cancellation: AsyncMock, mock__task_ending: AsyncMock):
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task_id = 42
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mock_cancel_cb, mock_end_cb = MagicMock(), MagicMock()
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mock_coroutine_func = AsyncMock(return_value=FOO, side_effect=CancelledError)
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# Cancelled during execution:
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mock_awaitable = mock_coroutine_func()
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output = await self.task_pool._task_wrapper(mock_awaitable, task_id,
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end_callback=mock_end_cb, cancel_callback=mock_cancel_cb)
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self.assertIsNone(output)
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mock_coroutine_func.assert_awaited_once()
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mock__task_name.assert_called_with(task_id)
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mock__task_cancellation.assert_awaited_once_with(task_id, custom_callback=mock_cancel_cb)
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mock__task_ending.assert_awaited_once_with(task_id, custom_callback=mock_end_cb)
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mock_coroutine_func.reset_mock(side_effect=True)
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mock__task_name.reset_mock()
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mock__task_cancellation.reset_mock()
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mock__task_ending.reset_mock()
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# Not cancelled:
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mock_awaitable = mock_coroutine_func()
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output = await self.task_pool._task_wrapper(mock_awaitable, task_id,
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end_callback=mock_end_cb, cancel_callback=mock_cancel_cb)
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self.assertEqual(FOO, output)
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mock_coroutine_func.assert_awaited_once()
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mock__task_name.assert_called_with(task_id)
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mock__task_cancellation.assert_not_awaited()
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mock__task_ending.assert_awaited_once_with(task_id, custom_callback=mock_end_cb)
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@patch.object(pool, 'create_task')
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@patch.object(pool.BaseTaskPool, '_task_wrapper', new_callable=MagicMock)
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@patch.object(pool.BaseTaskPool, '_task_name', return_value=FOO)
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async def test__start_task(self, mock__task_name: MagicMock, mock__task_wrapper: AsyncMock,
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mock_create_task: MagicMock):
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def reset_mocks() -> None:
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mock__task_name.reset_mock()
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mock__task_wrapper.reset_mock()
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mock_create_task.reset_mock()
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mock_create_task.return_value = mock_task = MagicMock()
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mock__task_wrapper.return_value = mock_wrapped = MagicMock()
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mock_coroutine, mock_cancel_cb, mock_end_cb = AsyncMock(), MagicMock(), MagicMock()
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self.task_pool._counter = count = 123
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self.task_pool._enough_room._value = room = 123
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def check_nothing_changed() -> None:
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self.assertEqual(count, self.task_pool._counter)
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self.assertNotIn(count, self.task_pool._running)
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self.assertEqual(room, self.task_pool._enough_room._value)
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mock__task_name.assert_not_called()
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mock__task_wrapper.assert_not_called()
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mock_create_task.assert_not_called()
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reset_mocks()
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with self.assertRaises(exceptions.NotCoroutine):
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await self.task_pool._start_task(MagicMock(), end_callback=mock_end_cb, cancel_callback=mock_cancel_cb)
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check_nothing_changed()
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self.task_pool._locked = True
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ignore_closed = False
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mock_awaitable = mock_coroutine()
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with self.assertRaises(exceptions.PoolIsLocked):
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await self.task_pool._start_task(mock_awaitable, ignore_closed,
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end_callback=mock_end_cb, cancel_callback=mock_cancel_cb)
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await mock_awaitable
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check_nothing_changed()
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ignore_closed = True
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mock_awaitable = mock_coroutine()
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output = await self.task_pool._start_task(mock_awaitable, ignore_closed,
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end_callback=mock_end_cb, cancel_callback=mock_cancel_cb)
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await mock_awaitable
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self.assertEqual(count, output)
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self.assertEqual(count + 1, self.task_pool._counter)
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self.assertEqual(mock_task, self.task_pool._running[count])
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self.assertEqual(room - 1, self.task_pool._enough_room._value)
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mock__task_name.assert_called_once_with(count)
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mock__task_wrapper.assert_called_once_with(mock_awaitable, count, mock_end_cb, mock_cancel_cb)
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mock_create_task.assert_called_once_with(mock_wrapped, name=FOO)
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reset_mocks()
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self.task_pool._counter = count
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self.task_pool._enough_room._value = room
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del self.task_pool._running[count]
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mock_awaitable = mock_coroutine()
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mock_create_task.side_effect = test_exception = TestException()
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with self.assertRaises(TestException) as e:
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await self.task_pool._start_task(mock_awaitable, ignore_closed,
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end_callback=mock_end_cb, cancel_callback=mock_cancel_cb)
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self.assertEqual(test_exception, e)
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await mock_awaitable
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self.assertEqual(count + 1, self.task_pool._counter)
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self.assertNotIn(count, self.task_pool._running)
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self.assertEqual(room, self.task_pool._enough_room._value)
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mock__task_name.assert_called_once_with(count)
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mock__task_wrapper.assert_called_once_with(mock_awaitable, count, mock_end_cb, mock_cancel_cb)
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mock_create_task.assert_called_once_with(mock_wrapped, name=FOO)
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@patch.object(pool.BaseTaskPool, '_task_name', return_value=FOO)
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def test__get_running_task(self, mock__task_name: MagicMock):
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task_id, mock_task = 555, MagicMock()
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self.task_pool._running[task_id] = mock_task
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output = self.task_pool._get_running_task(task_id)
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self.assertEqual(mock_task, output)
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self.task_pool._cancelled[task_id] = self.task_pool._running.pop(task_id)
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with self.assertRaises(exceptions.AlreadyCancelled):
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self.task_pool._get_running_task(task_id)
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mock__task_name.assert_called_once_with(task_id)
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mock__task_name.reset_mock()
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self.task_pool._ended[task_id] = self.task_pool._cancelled.pop(task_id)
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with self.assertRaises(exceptions.TaskEnded):
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self.task_pool._get_running_task(task_id)
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mock__task_name.assert_called_once_with(task_id)
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mock__task_name.reset_mock()
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del self.task_pool._ended[task_id]
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with self.assertRaises(exceptions.InvalidTaskID):
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self.task_pool._get_running_task(task_id)
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mock__task_name.assert_not_called()
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@patch.object(pool.BaseTaskPool, '_get_running_task')
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def test_cancel(self, mock__get_running_task: MagicMock):
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task_id1, task_id2, task_id3 = 1, 4, 9
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mock__get_running_task.return_value.cancel = mock_cancel = MagicMock()
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self.assertIsNone(self.task_pool.cancel(task_id1, task_id2, task_id3, msg=FOO))
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mock__get_running_task.assert_has_calls([call(task_id1), call(task_id2), call(task_id3)])
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mock_cancel.assert_has_calls([call(msg=FOO), call(msg=FOO), call(msg=FOO)])
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def test_cancel_all(self):
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mock_task1, mock_task2 = MagicMock(), MagicMock()
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self.task_pool._running = {1: mock_task1, 2: mock_task2}
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assert not self.task_pool._interrupt_flag.is_set()
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self.assertIsNone(self.task_pool.cancel_all(FOO))
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self.assertTrue(self.task_pool._interrupt_flag.is_set())
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mock_task1.cancel.assert_called_once_with(msg=FOO)
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mock_task2.cancel.assert_called_once_with(msg=FOO)
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async def test_flush(self):
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test_exception = TestException()
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mock_ended_func, mock_cancelled_func = AsyncMock(return_value=FOO), AsyncMock(side_effect=test_exception)
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self.task_pool._ended = {123: mock_ended_func()}
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self.task_pool._cancelled = {456: mock_cancelled_func()}
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self.task_pool._interrupt_flag.set()
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output = await self.task_pool.flush(return_exceptions=True)
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self.assertListEqual([FOO, test_exception], output)
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self.assertDictEqual(self.task_pool._ended, EMPTY_DICT)
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self.assertDictEqual(self.task_pool._cancelled, EMPTY_DICT)
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self.assertFalse(self.task_pool._interrupt_flag.is_set())
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self.task_pool._ended = {123: mock_ended_func()}
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self.task_pool._cancelled = {456: mock_cancelled_func()}
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output = await self.task_pool.flush(return_exceptions=True)
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self.assertListEqual([FOO, test_exception], output)
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self.assertDictEqual(self.task_pool._ended, EMPTY_DICT)
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self.assertDictEqual(self.task_pool._cancelled, EMPTY_DICT)
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async def test_gather(self):
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test_exception = TestException()
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mock_ended_func, mock_cancelled_func = AsyncMock(return_value=FOO), AsyncMock(side_effect=test_exception)
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mock_running_func = AsyncMock(return_value=BAR)
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mock_queue_join = AsyncMock()
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self.task_pool._before_gathering = before_gather = [mock_queue_join()]
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self.task_pool._ended = ended = {123: mock_ended_func()}
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self.task_pool._cancelled = cancelled = {456: mock_cancelled_func()}
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self.task_pool._running = running = {789: mock_running_func()}
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self.task_pool._interrupt_flag.set()
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assert not self.task_pool._locked
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with self.assertRaises(exceptions.PoolStillUnlocked):
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await self.task_pool.gather()
|
|
self.assertDictEqual(self.task_pool._ended, ended)
|
|
self.assertDictEqual(self.task_pool._cancelled, cancelled)
|
|
self.assertDictEqual(self.task_pool._running, running)
|
|
self.assertListEqual(self.task_pool._before_gathering, before_gather)
|
|
self.assertTrue(self.task_pool._interrupt_flag.is_set())
|
|
|
|
self.task_pool._locked = True
|
|
|
|
def check_assertions(output) -> None:
|
|
self.assertListEqual([FOO, test_exception, BAR], output)
|
|
self.assertDictEqual(self.task_pool._ended, EMPTY_DICT)
|
|
self.assertDictEqual(self.task_pool._cancelled, EMPTY_DICT)
|
|
self.assertDictEqual(self.task_pool._running, EMPTY_DICT)
|
|
self.assertListEqual(self.task_pool._before_gathering, EMPTY_LIST)
|
|
self.assertFalse(self.task_pool._interrupt_flag.is_set())
|
|
|
|
check_assertions(await self.task_pool.gather(return_exceptions=True))
|
|
|
|
self.task_pool._before_gathering = [mock_queue_join()]
|
|
self.task_pool._ended = {123: mock_ended_func()}
|
|
self.task_pool._cancelled = {456: mock_cancelled_func()}
|
|
self.task_pool._running = {789: mock_running_func()}
|
|
check_assertions(await self.task_pool.gather(return_exceptions=True))
|
|
|
|
|
|
class TaskPoolTestCase(CommonTestCase):
|
|
TEST_CLASS = pool.TaskPool
|
|
task_pool: pool.TaskPool
|
|
|
|
@patch.object(pool.TaskPool, '_start_task')
|
|
async def test__apply_one(self, mock__start_task: AsyncMock):
|
|
mock__start_task.return_value = expected_output = 12345
|
|
mock_awaitable = MagicMock()
|
|
mock_func = MagicMock(return_value=mock_awaitable)
|
|
args, kwargs = (FOO, BAR), {'a': 1, 'b': 2}
|
|
end_cb, cancel_cb = MagicMock(), MagicMock()
|
|
output = await self.task_pool._apply_one(mock_func, args, kwargs, end_cb, cancel_cb)
|
|
self.assertEqual(expected_output, output)
|
|
mock_func.assert_called_once_with(*args, **kwargs)
|
|
mock__start_task.assert_awaited_once_with(mock_awaitable, end_callback=end_cb, cancel_callback=cancel_cb)
|
|
|
|
mock_func.reset_mock()
|
|
mock__start_task.reset_mock()
|
|
|
|
output = await self.task_pool._apply_one(mock_func, args, None, end_cb, cancel_cb)
|
|
self.assertEqual(expected_output, output)
|
|
mock_func.assert_called_once_with(*args)
|
|
mock__start_task.assert_awaited_once_with(mock_awaitable, end_callback=end_cb, cancel_callback=cancel_cb)
|
|
|
|
@patch.object(pool.TaskPool, '_apply_one')
|
|
async def test_apply(self, mock__apply_one: AsyncMock):
|
|
mock__apply_one.return_value = mock_id = 67890
|
|
mock_func, num = MagicMock(), 3
|
|
args, kwargs = (FOO, BAR), {'a': 1, 'b': 2}
|
|
end_cb, cancel_cb = MagicMock(), MagicMock()
|
|
expected_output = num * [mock_id]
|
|
output = await self.task_pool.apply(mock_func, args, kwargs, num, end_cb, cancel_cb)
|
|
self.assertEqual(expected_output, output)
|
|
mock__apply_one.assert_has_awaits(num * [call(mock_func, args, kwargs, end_cb, cancel_cb)])
|
|
|
|
async def test__queue_producer(self):
|
|
mock_put = AsyncMock()
|
|
mock_q = MagicMock(put=mock_put)
|
|
args = (FOO, BAR, 123)
|
|
assert not self.task_pool._interrupt_flag.is_set()
|
|
self.assertIsNone(await self.task_pool._queue_producer(mock_q, args))
|
|
mock_put.assert_has_awaits([call(arg) for arg in args])
|
|
mock_put.reset_mock()
|
|
self.task_pool._interrupt_flag.set()
|
|
self.assertIsNone(await self.task_pool._queue_producer(mock_q, args))
|
|
mock_put.assert_not_awaited()
|
|
|
|
@patch.object(pool, 'partial')
|
|
@patch.object(pool, 'star_function')
|
|
@patch.object(pool.TaskPool, '_start_task')
|
|
async def test__queue_consumer(self, mock__start_task: AsyncMock, mock_star_function: MagicMock,
|
|
mock_partial: MagicMock):
|
|
mock_partial.return_value = queue_callback = 'not really'
|
|
mock_star_function.return_value = awaitable = 'totally an awaitable'
|
|
q, arg = Queue(), 420.69
|
|
q.put_nowait(arg)
|
|
mock_func, stars = MagicMock(), 3
|
|
mock_flag, end_cb, cancel_cb = MagicMock(), MagicMock(), MagicMock()
|
|
self.assertIsNone(await self.task_pool._queue_consumer(q, mock_flag, mock_func, stars, end_cb, cancel_cb))
|
|
self.assertTrue(q.empty())
|
|
mock__start_task.assert_awaited_once_with(awaitable, ignore_lock=True,
|
|
end_callback=queue_callback, cancel_callback=cancel_cb)
|
|
mock_star_function.assert_called_once_with(mock_func, arg, arg_stars=stars)
|
|
mock_partial.assert_called_once_with(pool.TaskPool._queue_callback, self.task_pool,
|
|
q=q, first_batch_started=mock_flag, func=mock_func, arg_stars=stars,
|
|
end_callback=end_cb, cancel_callback=cancel_cb)
|
|
mock__start_task.reset_mock()
|
|
mock_star_function.reset_mock()
|
|
mock_partial.reset_mock()
|
|
|
|
self.assertIsNone(await self.task_pool._queue_consumer(q, mock_flag, mock_func, stars, end_cb, cancel_cb))
|
|
self.assertTrue(q.empty())
|
|
mock__start_task.assert_not_awaited()
|
|
mock_star_function.assert_not_called()
|
|
mock_partial.assert_not_called()
|
|
|
|
@patch.object(pool, 'execute_optional')
|
|
@patch.object(pool.TaskPool, '_queue_consumer')
|
|
async def test__queue_callback(self, mock__queue_consumer: AsyncMock, mock_execute_optional: AsyncMock):
|
|
task_id, mock_q = 420, MagicMock()
|
|
mock_func, stars = MagicMock(), 3
|
|
mock_wait = AsyncMock()
|
|
mock_flag = MagicMock(wait=mock_wait)
|
|
end_cb, cancel_cb = MagicMock(), MagicMock()
|
|
self.assertIsNone(await self.task_pool._queue_callback(task_id, mock_q, mock_flag, mock_func, stars,
|
|
end_callback=end_cb, cancel_callback=cancel_cb))
|
|
mock_wait.assert_awaited_once_with()
|
|
mock__queue_consumer.assert_awaited_once_with(mock_q, mock_flag, mock_func, stars,
|
|
end_callback=end_cb, cancel_callback=cancel_cb)
|
|
mock_execute_optional.assert_awaited_once_with(end_cb, args=(task_id,))
|
|
|
|
@patch.object(pool, 'iter')
|
|
@patch.object(pool, 'create_task')
|
|
@patch.object(pool, 'join_queue', new_callable=MagicMock)
|
|
@patch.object(pool.TaskPool, '_queue_producer', new_callable=MagicMock)
|
|
async def test__set_up_args_queue(self, mock__queue_producer: MagicMock, mock_join_queue: MagicMock,
|
|
mock_create_task: MagicMock, mock_iter: MagicMock):
|
|
args, num_tasks = (FOO, BAR, 1, 2, 3), 2
|
|
mock_join_queue.return_value = mock_join = 'awaitable'
|
|
mock_iter.return_value = args_iter = iter(args)
|
|
mock__queue_producer.return_value = mock_producer_coro = 'very awaitable'
|
|
output_q = self.task_pool._set_up_args_queue(args, num_tasks)
|
|
self.assertIsInstance(output_q, Queue)
|
|
self.assertEqual(num_tasks, output_q.qsize())
|
|
for arg in args[:num_tasks]:
|
|
self.assertEqual(arg, output_q.get_nowait())
|
|
self.assertTrue(output_q.empty())
|
|
for arg in args[num_tasks:]:
|
|
self.assertEqual(arg, next(args_iter))
|
|
with self.assertRaises(StopIteration):
|
|
next(args_iter)
|
|
self.assertListEqual([mock_join], self.task_pool._before_gathering)
|
|
mock_join_queue.assert_called_once_with(output_q)
|
|
mock__queue_producer.assert_called_once_with(output_q, args_iter)
|
|
mock_create_task.assert_called_once_with(mock_producer_coro)
|
|
|
|
self.task_pool._before_gathering.clear()
|
|
mock_join_queue.reset_mock()
|
|
mock__queue_producer.reset_mock()
|
|
mock_create_task.reset_mock()
|
|
|
|
num_tasks = 6
|
|
mock_iter.return_value = args_iter = iter(args)
|
|
output_q = self.task_pool._set_up_args_queue(args, num_tasks)
|
|
self.assertIsInstance(output_q, Queue)
|
|
self.assertEqual(len(args), output_q.qsize())
|
|
for arg in args:
|
|
self.assertEqual(arg, output_q.get_nowait())
|
|
self.assertTrue(output_q.empty())
|
|
with self.assertRaises(StopIteration):
|
|
next(args_iter)
|
|
self.assertListEqual([mock_join], self.task_pool._before_gathering)
|
|
mock_join_queue.assert_called_once_with(output_q)
|
|
mock__queue_producer.assert_not_called()
|
|
mock_create_task.assert_not_called()
|
|
|
|
@patch.object(pool, 'Event')
|
|
@patch.object(pool.TaskPool, '_queue_consumer')
|
|
@patch.object(pool.TaskPool, '_set_up_args_queue')
|
|
async def test__map(self, mock__set_up_args_queue: MagicMock, mock__queue_consumer: AsyncMock,
|
|
mock_event_cls: MagicMock):
|
|
qsize = 4
|
|
mock__set_up_args_queue.return_value = mock_q = MagicMock(qsize=MagicMock(return_value=qsize))
|
|
mock_flag_set = MagicMock()
|
|
mock_event_cls.return_value = mock_flag = MagicMock(set=mock_flag_set)
|
|
|
|
mock_func, stars = MagicMock(), 3
|
|
args_iter, num_tasks = (FOO, BAR, 1, 2, 3), 2
|
|
end_cb, cancel_cb = MagicMock(), MagicMock()
|
|
|
|
self.task_pool._locked = False
|
|
with self.assertRaises(exceptions.PoolIsLocked):
|
|
await self.task_pool._map(mock_func, args_iter, stars, num_tasks, end_cb, cancel_cb)
|
|
mock__set_up_args_queue.assert_not_called()
|
|
mock__queue_consumer.assert_not_awaited()
|
|
mock_flag_set.assert_not_called()
|
|
|
|
self.task_pool._locked = True
|
|
self.assertIsNone(await self.task_pool._map(mock_func, args_iter, stars, num_tasks, end_cb, cancel_cb))
|
|
mock__set_up_args_queue.assert_called_once_with(args_iter, num_tasks)
|
|
mock__queue_consumer.assert_has_awaits(qsize * [call(mock_q, mock_flag, mock_func, arg_stars=stars,
|
|
end_callback=end_cb, cancel_callback=cancel_cb)])
|
|
mock_flag_set.assert_called_once_with()
|
|
|
|
@patch.object(pool.TaskPool, '_map')
|
|
async def test_map(self, mock__map: AsyncMock):
|
|
mock_func = MagicMock()
|
|
arg_iter, num_tasks = (FOO, BAR, 1, 2, 3), 2
|
|
end_cb, cancel_cb = MagicMock(), MagicMock()
|
|
self.assertIsNone(await self.task_pool.map(mock_func, arg_iter, num_tasks, end_cb, cancel_cb))
|
|
mock__map.assert_awaited_once_with(mock_func, arg_iter, arg_stars=0, num_tasks=num_tasks,
|
|
end_callback=end_cb, cancel_callback=cancel_cb)
|
|
|
|
@patch.object(pool.TaskPool, '_map')
|
|
async def test_starmap(self, mock__map: AsyncMock):
|
|
mock_func = MagicMock()
|
|
args_iter, num_tasks = ([FOO], [BAR]), 2
|
|
end_cb, cancel_cb = MagicMock(), MagicMock()
|
|
self.assertIsNone(await self.task_pool.starmap(mock_func, args_iter, num_tasks, end_cb, cancel_cb))
|
|
mock__map.assert_awaited_once_with(mock_func, args_iter, arg_stars=1, num_tasks=num_tasks,
|
|
end_callback=end_cb, cancel_callback=cancel_cb)
|
|
|
|
@patch.object(pool.TaskPool, '_map')
|
|
async def test_doublestarmap(self, mock__map: AsyncMock):
|
|
mock_func = MagicMock()
|
|
kwargs_iter, num_tasks = [{'a': FOO}, {'a': BAR}], 2
|
|
end_cb, cancel_cb = MagicMock(), MagicMock()
|
|
self.assertIsNone(await self.task_pool.doublestarmap(mock_func, kwargs_iter, num_tasks, end_cb, cancel_cb))
|
|
mock__map.assert_awaited_once_with(mock_func, kwargs_iter, arg_stars=2, num_tasks=num_tasks,
|
|
end_callback=end_cb, cancel_callback=cancel_cb)
|
|
|
|
|
|
class SimpleTaskPoolTestCase(CommonTestCase):
|
|
TEST_CLASS = pool.SimpleTaskPool
|
|
task_pool: pool.SimpleTaskPool
|
|
|
|
TEST_POOL_FUNC = AsyncMock(__name__=FOO)
|
|
TEST_POOL_ARGS = (FOO, BAR)
|
|
TEST_POOL_KWARGS = {'a': 1, 'b': 2}
|
|
TEST_POOL_END_CB = MagicMock()
|
|
TEST_POOL_CANCEL_CB = MagicMock()
|
|
|
|
def get_task_pool_init_params(self) -> dict:
|
|
return super().get_task_pool_init_params() | {
|
|
'func': self.TEST_POOL_FUNC,
|
|
'args': self.TEST_POOL_ARGS,
|
|
'kwargs': self.TEST_POOL_KWARGS,
|
|
'end_callback': self.TEST_POOL_END_CB,
|
|
'cancel_callback': self.TEST_POOL_CANCEL_CB,
|
|
}
|
|
|
|
def setUp(self) -> None:
|
|
self.base_class_init_patcher = patch.object(pool.BaseTaskPool, '__init__')
|
|
self.base_class_init = self.base_class_init_patcher.start()
|
|
super().setUp()
|
|
|
|
def tearDown(self) -> None:
|
|
self.base_class_init_patcher.stop()
|
|
|
|
def test_init(self):
|
|
self.assertEqual(self.TEST_POOL_FUNC, self.task_pool._func)
|
|
self.assertEqual(self.TEST_POOL_ARGS, self.task_pool._args)
|
|
self.assertEqual(self.TEST_POOL_KWARGS, self.task_pool._kwargs)
|
|
self.assertEqual(self.TEST_POOL_END_CB, self.task_pool._end_callback)
|
|
self.assertEqual(self.TEST_POOL_CANCEL_CB, self.task_pool._cancel_callback)
|
|
self.base_class_init.assert_called_once_with(pool_size=self.TEST_POOL_SIZE, name=self.TEST_POOL_NAME)
|
|
|
|
with self.assertRaises(exceptions.NotCoroutine):
|
|
pool.SimpleTaskPool(MagicMock())
|
|
|
|
def test_func_name(self):
|
|
self.assertEqual(self.TEST_POOL_FUNC.__name__, self.task_pool.func_name)
|
|
|
|
@patch.object(pool.SimpleTaskPool, '_start_task')
|
|
async def test__start_one(self, mock__start_task: AsyncMock):
|
|
mock__start_task.return_value = expected_output = 99
|
|
self.task_pool._func = MagicMock(return_value=BAR)
|
|
output = await self.task_pool._start_one()
|
|
self.assertEqual(expected_output, output)
|
|
self.task_pool._func.assert_called_once_with(*self.task_pool._args, **self.task_pool._kwargs)
|
|
mock__start_task.assert_awaited_once_with(BAR, end_callback=self.task_pool._end_callback,
|
|
cancel_callback=self.task_pool._cancel_callback)
|
|
|
|
@patch.object(pool.SimpleTaskPool, '_start_one')
|
|
async def test_start(self, mock__start_one: AsyncMock):
|
|
mock__start_one.return_value = FOO
|
|
num = 5
|
|
output = await self.task_pool.start(num)
|
|
expected_output = num * [FOO]
|
|
self.assertListEqual(expected_output, output)
|
|
mock__start_one.assert_has_awaits(num * [call()])
|
|
|
|
@patch.object(pool.SimpleTaskPool, 'cancel')
|
|
def test_stop(self, mock_cancel: MagicMock):
|
|
num = 2
|
|
id1, id2, id3 = 5, 6, 7
|
|
self.task_pool._running = {id1: FOO, id2: BAR, id3: FOO + BAR}
|
|
output = self.task_pool.stop(num)
|
|
expected_output = [id3, id2]
|
|
self.assertEqual(expected_output, output)
|
|
mock_cancel.assert_called_once_with(*expected_output)
|
|
mock_cancel.reset_mock()
|
|
|
|
num = 50
|
|
output = self.task_pool.stop(num)
|
|
expected_output = [id3, id2, id1]
|
|
self.assertEqual(expected_output, output)
|
|
mock_cancel.assert_called_once_with(*expected_output)
|
|
|
|
@patch.object(pool.SimpleTaskPool, 'num_running', new_callable=PropertyMock)
|
|
@patch.object(pool.SimpleTaskPool, 'stop')
|
|
def test_stop_all(self, mock_stop: MagicMock, mock_num_running: MagicMock):
|
|
mock_num_running.return_value = num = 9876
|
|
mock_stop.return_value = expected_output = 'something'
|
|
output = self.task_pool.stop_all()
|
|
self.assertEqual(expected_output, output)
|
|
mock_num_running.assert_called_once_with()
|
|
mock_stop.assert_called_once_with(num)
|