Use AsyncMock with python 3.8 instead of asynctest

tests/test_dispatcher/test_dispatcher.py

@@ -2,7 +2,6 @@ import datetime
 import time
 
 import pytest
-from asynctest import CoroutineMock, patch
 
 from aiogram import Bot
 from aiogram.api.methods import GetMe, GetUpdates, SendMessage
@@ -11,6 +10,11 @@ from aiogram.dispatcher.dispatcher import Dispatcher
 from aiogram.dispatcher.router import Router
 from tests.mocked_bot import MockedBot
 
+try:
+    from asynctest import CoroutineMock, patch
+except ImportError:
+    from unittest.mock import AsyncMock as CoroutineMock, patch
+
 
 class TestDispatcher:
     def test_parent_router(self):

tests/test_dispatcher/test_filters/test_base.py

@@ -1,11 +1,14 @@
 from typing import Awaitable
-from unittest.mock import patch
 
 import pytest
-from asynctest import CoroutineMock
 
 from aiogram.dispatcher.filters.base import BaseFilter
 
+try:
+    from asynctest import CoroutineMock, patch
+except ImportError:
+    from unittest.mock import AsyncMock as CoroutineMock, patch
+
 
 class MyFilter(BaseFilter):
     foo: str