Fix test_telegram _init test

freqtrade/rpc/telegram.py

@@ -166,6 +166,9 @@ class Telegram(RPCHandler):
                 logger.info('using custom keyboard from '
                             f'config.json: {self._keyboard}')
 
+    def _init_telegram_app(self):
+        return Application.builder().token(self._config['telegram']['token']).build()
+
     def _init(self) -> None:
         """
         Initializes this module with the given config,
@@ -179,7 +182,7 @@ class Telegram(RPCHandler):
             self._loop = asyncio.new_event_loop()
             asyncio.set_event_loop(self._loop)
 
-        self._app = Application.builder().token(self._config['telegram']['token']).build()
+        self._app = self._init_telegram_app()
 
         # Register command handler and start telegram message polling
         handles = [

tests/rpc/test_rpc_telegram.py

@@ -105,15 +105,18 @@ def test_telegram__init__(default_conf, mocker) -> None:
 
 
 def test_telegram_init(default_conf, mocker, caplog) -> None:
-    start_polling = MagicMock()
-    mocker.patch('freqtrade.rpc.telegram.Updater', MagicMock(return_value=start_polling))
+    app_mock = MagicMock()
+    mocker.patch('freqtrade.rpc.telegram.Telegram._start_thread', MagicMock())
+    mocker.patch('freqtrade.rpc.telegram.Telegram._init_telegram_app', return_value=app_mock)
+    mocker.patch('freqtrade.rpc.telegram.Telegram._startup_telegram', AsyncMock())
 
-    get_telegram_testobject(mocker, default_conf, mock=False)
-    assert start_polling.call_count == 0
+    telegram, _, _ = get_telegram_testobject(mocker, default_conf, mock=False)
+    telegram._init()
+    assert app_mock.call_count == 0
 
     # number of handles registered
-    assert start_polling.dispatcher.add_handler.call_count > 0
-    assert start_polling.start_polling.call_count == 1
+    assert app_mock.add_handler.call_count > 0
+    # assert start_polling.start_polling.call_count == 1
 
     message_str = ("rpc.telegram is listening for following commands: [['status'], ['profit'], "
                    "['balance'], ['start'], ['stop'], "