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test_constants.py
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73 lines (60 loc) · 2.54 KB
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# python-telegram-bot - a Python interface to the Telegram Bot API
# Copyright (C) 2015-2017
# by the python-telegram-bot contributors <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/].
"""Test the Telegram constants."""
import sys
import unittest
from flaky import flaky
sys.path.append('.')
import telegram
from telegram.error import BadRequest
from tests.base import BaseTest, timeout
class ConstantsTest(BaseTest, unittest.TestCase):
@flaky(3, 1)
@timeout(10)
def testMaxMessageLength(self):
self._bot.sendMessage(
chat_id=self._chat_id, text='a' * telegram.constants.MAX_MESSAGE_LENGTH)
try:
self._bot.sendMessage(
chat_id=self._chat_id, text='a' * (telegram.constants.MAX_MESSAGE_LENGTH + 1))
except BadRequest as e:
err = str(e)
self.assertTrue("too long" in err) # BadRequest: 'Message is too long'
@flaky(3, 1)
@timeout(10)
def testMaxCaptionLength(self):
good_caption = 'a' * telegram.constants.MAX_CAPTION_LENGTH
good_msg = self._bot.sendPhoto(
photo=open('tests/data/telegram.png', 'rb'),
caption=good_caption,
chat_id=self._chat_id)
self.assertEqual(good_msg.caption, good_caption)
bad_caption = good_caption + 'Z'
try:
bad_msg = self._bot.sendPhoto(
photo=open('tests/data/telegram.png', 'rb'),
caption='a' * (telegram.constants.MAX_CAPTION_LENGTH + 1),
chat_id=self._chat_id)
except BadRequest as e:
# This used to be the way long caption was handled before Oct? Nov? 2016
err = str(e)
self.assertTrue("TOO_LONG" in err) # BadRequest: 'MEDIA_CAPTION_TOO_LONG'
else:
self.assertNotEqual(bad_msg.caption, bad_caption)
self.assertEqual(len(bad_msg.caption), telegram.constants.MAX_CAPTION_LENGTH)
if __name__ == '__main__':
unittest.main()