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#!/usr/bin/env python
#
# A library that provides a Python interface to the Telegram Bot API
# Copyright (C) 2015-2025
# Leandro Toledo de Souza <devs@python-telegram-bot.org>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser Public License for more details.
#
# You should have received a copy of the GNU Lesser Public License
# along with this program. If not, see [http://www.gnu.org/licenses/].
import asyncio
import time
import pytest
from telegram import (
Bot,
CallbackQuery,
Chat,
ChatMember,
ChatMemberUpdated,
ChosenInlineResult,
Message,
PreCheckoutQuery,
ShippingQuery,
Update,
User,
)
from telegram._utils.datetime import from_timestamp
from telegram.ext import CallbackContext, ChatMemberHandler, JobQueue
from tests.auxil.slots import mro_slots
message = Message(1, None, Chat(1, ""), from_user=User(1, "", False), text="Text")
params = [
{"message": message},
{"edited_message": message},
{"callback_query": CallbackQuery(1, User(1, "", False), "chat", message=message)},
{"channel_post": message},
{"edited_channel_post": message},
{"chosen_inline_result": ChosenInlineResult("id", User(1, "", False), "")},
{"shipping_query": ShippingQuery("id", User(1, "", False), "", None)},
{"pre_checkout_query": PreCheckoutQuery("id", User(1, "", False), "", 0, "")},
{"callback_query": CallbackQuery(1, User(1, "", False), "chat")},
]
ids = (
"message",
"edited_message",
"callback_query",
"channel_post",
"edited_channel_post",
"chosen_inline_result",
"shipping_query",
"pre_checkout_query",
"callback_query_without_message",
)
@pytest.fixture(scope="class", params=params, ids=ids)
def false_update(request):
return Update(update_id=2, **request.param)
@pytest.fixture(scope="class")
def chat_member_updated():
return ChatMemberUpdated(
Chat(1, "chat"),
User(1, "", False),
from_timestamp(int(time.time())),
ChatMember(User(1, "", False), ChatMember.OWNER),
ChatMember(User(1, "", False), ChatMember.OWNER),
)
@pytest.fixture
def chat_member(bot, chat_member_updated):
update = Update(0, my_chat_member=chat_member_updated)
update._unfreeze()
return update
class TestChatMemberHandler:
test_flag = False
def test_slot_behaviour(self):
action = ChatMemberHandler(self.callback)
for attr in action.__slots__:
assert getattr(action, attr, "err") != "err", f"got extra slot '{attr}'"
assert len(mro_slots(action)) == len(set(mro_slots(action))), "duplicate slot"
@pytest.fixture(autouse=True)
def _reset(self):
self.test_flag = False
async def callback(self, update, context):
self.test_flag = (
isinstance(context, CallbackContext)
and isinstance(context.bot, Bot)
and isinstance(update, Update)
and isinstance(context.update_queue, asyncio.Queue)
and isinstance(context.job_queue, JobQueue)
and isinstance(context.user_data, dict)
and isinstance(context.chat_data, dict)
and isinstance(context.bot_data, dict)
and isinstance(update.chat_member or update.my_chat_member, ChatMemberUpdated)
)
@pytest.mark.parametrize(
argnames=("allowed_types", "expected"),
argvalues=[
(ChatMemberHandler.MY_CHAT_MEMBER, (True, False)),
(ChatMemberHandler.CHAT_MEMBER, (False, True)),
(ChatMemberHandler.ANY_CHAT_MEMBER, (True, True)),
],
ids=["MY_CHAT_MEMBER", "CHAT_MEMBER", "ANY_CHAT_MEMBER"],
)
async def test_chat_member_types(
self, app, chat_member_updated, chat_member, expected, allowed_types
):
result_1, result_2 = expected
handler = ChatMemberHandler(self.callback, chat_member_types=allowed_types)
app.add_handler(handler)
async with app:
assert handler.check_update(chat_member) == result_1
await app.process_update(chat_member)
assert self.test_flag == result_1
self.test_flag = False
chat_member.my_chat_member = None
chat_member.chat_member = chat_member_updated
assert handler.check_update(chat_member) == result_2
await app.process_update(chat_member)
assert self.test_flag == result_2
@pytest.mark.parametrize(
argnames=("allowed_types", "chat_id", "expected"),
argvalues=[
(ChatMemberHandler.MY_CHAT_MEMBER, None, (True, False)),
(ChatMemberHandler.CHAT_MEMBER, None, (False, True)),
(ChatMemberHandler.ANY_CHAT_MEMBER, None, (True, True)),
(ChatMemberHandler.MY_CHAT_MEMBER, 1, (True, False)),
(ChatMemberHandler.CHAT_MEMBER, 1, (False, True)),
(ChatMemberHandler.ANY_CHAT_MEMBER, 1, (True, True)),
(ChatMemberHandler.MY_CHAT_MEMBER, [1], (True, False)),
(ChatMemberHandler.CHAT_MEMBER, [1], (False, True)),
(ChatMemberHandler.ANY_CHAT_MEMBER, [1], (True, True)),
(ChatMemberHandler.MY_CHAT_MEMBER, 2, (False, False)),
(ChatMemberHandler.CHAT_MEMBER, 2, (False, False)),
(ChatMemberHandler.ANY_CHAT_MEMBER, 2, (False, False)),
(ChatMemberHandler.MY_CHAT_MEMBER, [2], (False, False)),
(ChatMemberHandler.CHAT_MEMBER, [2], (False, False)),
(ChatMemberHandler.ANY_CHAT_MEMBER, [2], (False, False)),
],
ids=[
"MY_CHAT_MEMBER",
"CHAT_MEMBER",
"ANY_CHAT_MEMBER",
"MY_CHAT_MEMBER, CHAT=1 ",
"CHAT_MEMBER, CHAT=1",
"ANY_CHAT_MEMBER, CHAT=1",
"MY_CHAT_MEMBER, CHAT=[1] ",
"CHAT_MEMBER, CHAT=[1]",
"ANY_CHAT_MEMBER, CHAT=[1]",
"MY_CHAT_MEMBER, CHAT=2 ",
"CHAT_MEMBER, CHAT=2",
"ANY_CHAT_MEMBER, CHAT=2",
"MY_CHAT_MEMBER, CHAT=[2] ",
"CHAT_MEMBER, CHAT=[2]",
"ANY_CHAT_MEMBER, CHAT=[2]",
],
)
async def test_chat_member_types_with_chat_id(
self, app, chat_member_updated, chat_member, expected, allowed_types, chat_id
):
result_1, result_2 = expected
handler = ChatMemberHandler(
self.callback, chat_member_types=allowed_types, chat_id=chat_id
)
app.add_handler(handler)
async with app:
assert handler.check_update(chat_member) == result_1
await app.process_update(chat_member)
assert self.test_flag == result_1
self.test_flag = False
chat_member.my_chat_member = None
chat_member.chat_member = chat_member_updated
assert handler.check_update(chat_member) == result_2
await app.process_update(chat_member)
assert self.test_flag == result_2
def test_other_update_types(self, false_update):
handler = ChatMemberHandler(self.callback)
assert not handler.check_update(false_update)
assert not handler.check_update(True)
async def test_context(self, app, chat_member):
handler = ChatMemberHandler(self.callback)
app.add_handler(handler)
async with app:
await app.process_update(chat_member)
assert self.test_flag
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