diff --git a/aiogram/api/client/base.py b/aiogram/api/client/base.py
index bfc71d44..cb0ea192 100644
--- a/aiogram/api/client/base.py
+++ b/aiogram/api/client/base.py
@@ -1,5 +1,6 @@
 from __future__ import annotations
 
+from contextlib import asynccontextmanager
 from typing import Any, Optional, TypeVar
 
 from ...utils.mixins import ContextInstanceMixin, DataMixin
@@ -32,11 +33,15 @@ class BaseBot(ContextInstanceMixin, DataMixin):
     async def close(self):
         await self.session.close()
 
-    async def __aenter__(self):
-        return self
-
-    async def __aexit__(self, exc_type, exc_val, exc_tb):
-        await self.session.close()
+    @asynccontextmanager
+    async def context(self, auto_close: bool = True):
+        token = self.set_current(self)
+        try:
+            yield self
+        finally:
+            if auto_close:
+                await self.close()
+            self.reset_current(token)
 
     def __hash__(self):
         return hash(self.__token)
diff --git a/aiogram/api/client/session/base.py b/aiogram/api/client/session/base.py
index 4f960b23..f2f40727 100644
--- a/aiogram/api/client/session/base.py
+++ b/aiogram/api/client/session/base.py
@@ -5,6 +5,8 @@ import datetime
 import json
 from typing import Any, Callable, Optional, TypeVar, Union
 
+from aiogram.utils.exceptions import TelegramAPIError
+
 from ...methods import Response, TelegramMethod
 from ..telegram import PRODUCTION, TelegramAPIServer
 
@@ -32,7 +34,7 @@ class BaseSession(abc.ABC):
     def raise_for_status(self, response: Response[T]) -> None:
         if response.ok:
             return
-        raise Exception(response.description)
+        raise TelegramAPIError(response.description)
 
     @abc.abstractmethod
     async def close(self):  # pragma: no cover
diff --git a/aiogram/api/types/user.py b/aiogram/api/types/user.py
index 1c2a9df0..70175f40 100644
--- a/aiogram/api/types/user.py
+++ b/aiogram/api/types/user.py
@@ -24,3 +24,9 @@ class User(TelegramObject):
     """User‘s or bot’s username"""
     language_code: Optional[str] = None
     """IETF language tag of the user's language"""
+
+    @property
+    def full_name(self):
+        if self.last_name:
+            return f"{self.first_name} {self.last_name}"
+        return self.first_name
diff --git a/tests/test_api/test_client/test_base_bot.py b/tests/test_api/test_client/test_base_bot.py
index 22a5a767..04c46668 100644
--- a/tests/test_api/test_client/test_base_bot.py
+++ b/tests/test_api/test_client/test_base_bot.py
@@ -48,10 +48,16 @@ class TestBaseBot:
             mocked_close.assert_awaited()
 
     @pytest.mark.asyncio
-    async def test_context_manager(self):
+    @pytest.mark.parametrize("close", [True, False])
+    async def test_context_manager(self, close: bool):
         with patch(
             "aiogram.api.client.session.aiohttp.AiohttpSession.close", new_callable=CoroutineMock
         ) as mocked_close:
-            async with BaseBot("42:TEST", session=AiohttpSession()) as bot:
+            async with BaseBot("42:TEST", session=AiohttpSession()).context(
+                auto_close=close
+            ) as bot:
                 assert isinstance(bot, BaseBot)
-            mocked_close.assert_awaited()
+            if close:
+                mocked_close.assert_awaited()
+            else:
+                mocked_close.assert_not_awaited()
diff --git a/tests/test_api/test_types/test_user.py b/tests/test_api/test_types/test_user.py
new file mode 100644
index 00000000..ed09b97c
--- /dev/null
+++ b/tests/test_api/test_types/test_user.py
@@ -0,0 +1,20 @@
+import pytest
+
+from aiogram.api.types import User
+
+
+class TestUser:
+    @pytest.mark.parametrize(
+        "first,last,result",
+        [
+            ["User", None, "User"],
+            ["", None, ""],
+            [" ", None, " "],
+            ["User", "Name", "User Name"],
+            ["User", " ", "User  "],
+            [" ", " ", "   "],
+        ],
+    )
+    def test_full_name(self, first: str, last: str, result: bool):
+        user = User(id=42, is_bot=False, first_name=first, last_name=last)
+        assert user.full_name == result
diff --git a/tests/test_dispatcher/test_dispatcher.py b/tests/test_dispatcher/test_dispatcher.py
index c7a15fb5..ab69931b 100644
--- a/tests/test_dispatcher/test_dispatcher.py
+++ b/tests/test_dispatcher/test_dispatcher.py
@@ -4,9 +4,11 @@ import time
 import pytest
 
 from aiogram import Bot
+from aiogram.api.methods import GetUpdates, SendMessage
 from aiogram.api.types import Chat, Message, Update, User
 from aiogram.dispatcher.dispatcher import Dispatcher
 from aiogram.dispatcher.router import Router
+from tests.mocked_bot import MockedBot
 
 
 class TestDispatcher:
@@ -77,12 +79,43 @@ class TestDispatcher:
             assert result == "test"
         assert handled
 
-    @pytest.mark.skip
     @pytest.mark.asyncio
-    async def test_listen_updates(self):
-        pass
+    async def test_listen_updates(self, bot: MockedBot):
+        dispatcher = Dispatcher()
+        bot.add_result_for(
+            GetUpdates, ok=True, result=[Update(update_id=update_id) for update_id in range(42)]
+        )
+        index = 0
+        async for update in dispatcher._listen_updates(bot=bot):
+            assert update.update_id == index
+            index += 1
+            if index == 42:
+                break
+
+    @pytest.mark.asyncio
+    async def test_silent_call_request(self, bot: MockedBot, caplog):
+        dispatcher = Dispatcher()
+        bot.add_result_for(SendMessage, ok=False, error_code=400, description="Kaboom")
+        await dispatcher._silent_call_request(SendMessage(chat_id=42, text="test"))
+        log_records = [rec.message for rec in caplog.records]
+        assert len(log_records) == 1
+        assert "Failed to make answer" in log_records[0]
 
     @pytest.mark.skip
     @pytest.mark.asyncio
     async def test_polling(self):
         pass
+
+    @pytest.mark.skip
+    @pytest.mark.asyncio
+    async def test_process_update(self):
+        pass
+
+    @pytest.mark.skip
+    @pytest.mark.asyncio
+    async def test_run_polling(self):
+        pass
+
+    @pytest.mark.skip
+    def test_run(self):
+        pass