python-telegram-bot/tests/test_persistence.py

#!/usr/bin/env python
#
# A library that provides a Python interface to the Telegram Bot API
# Copyright (C) 2015-2020
# 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 signal
from threading import Lock

from telegram.utils.helpers import encode_conversations_to_json

try:
    import ujson as json
except ImportError:
    import json
import logging
import os
import pickle
from collections import defaultdict
from time import sleep

import pytest

from telegram import Update, Message, User, Chat, MessageEntity
from telegram.ext import (
    BasePersistence,
    Updater,
    ConversationHandler,
    MessageHandler,
    Filters,
    PicklePersistence,
    CommandHandler,
    DictPersistence,
    TypeHandler,
    JobQueue,
)


@pytest.fixture(autouse=True)
def change_directory(tmp_path):
    orig_dir = os.getcwd()
    # Switch to a temporary directory so we don't have to worry about cleaning up files
    # (str() for py<3.6)
    os.chdir(str(tmp_path))
    yield
    # Go back to original directory
    os.chdir(orig_dir)


@pytest.fixture(scope="function")
def base_persistence():
    class OwnPersistence(BasePersistence):
        def get_bot_data(self):
            raise NotImplementedError

        def get_chat_data(self):
            raise NotImplementedError

        def get_user_data(self):
            raise NotImplementedError

        def get_conversations(self, name):
            raise NotImplementedError

        def update_bot_data(self, data):
            raise NotImplementedError

        def update_chat_data(self, chat_id, data):
            raise NotImplementedError

        def update_conversation(self, name, key, new_state):
            raise NotImplementedError

        def update_user_data(self, user_id, data):
            raise NotImplementedError

    return OwnPersistence(store_chat_data=True, store_user_data=True, store_bot_data=True)


@pytest.fixture(scope="function")
def bot_persistence():
    class BotPersistence(BasePersistence):
        def __init__(self):
            super().__init__()
            self.bot_data = None
            self.chat_data = defaultdict(dict)
            self.user_data = defaultdict(dict)

        def get_bot_data(self):
            return self.bot_data

        def get_chat_data(self):
            return self.chat_data

        def get_user_data(self):
            return self.user_data

        def get_conversations(self, name):
            raise NotImplementedError

        def update_bot_data(self, data):
            self.bot_data = data

        def update_chat_data(self, chat_id, data):
            self.chat_data[chat_id] = data

        def update_user_data(self, user_id, data):
            self.user_data[user_id] = data

        def update_conversation(self, name, key, new_state):
            raise NotImplementedError

    return BotPersistence()


@pytest.fixture(scope="function")
def bot_data():
    return {'test1': 'test2', 'test3': {'test4': 'test5'}}


@pytest.fixture(scope="function")
def chat_data():
    return defaultdict(dict, {-12345: {'test1': 'test2'}, -67890: {3: 'test4'}})


@pytest.fixture(scope="function")
def user_data():
    return defaultdict(dict, {12345: {'test1': 'test2'}, 67890: {3: 'test4'}})


@pytest.fixture(scope='function')
def conversations():
    return {
        'name1': {(123, 123): 3, (456, 654): 4},
        'name2': {(123, 321): 1, (890, 890): 2},
        'name3': {(123, 321): 1, (890, 890): 2},
    }


@pytest.fixture(scope="function")
def updater(bot, base_persistence):
    base_persistence.store_chat_data = False
    base_persistence.store_bot_data = False
    base_persistence.store_user_data = False
    u = Updater(bot=bot, persistence=base_persistence)
    base_persistence.store_bot_data = True
    base_persistence.store_chat_data = True
    base_persistence.store_user_data = True
    return u


@pytest.fixture(scope='function')
def job_queue(bot):
    jq = JobQueue()
    yield jq
    jq.stop()


class TestBasePersistence:
    def test_creation(self, base_persistence):
        assert base_persistence.store_chat_data
        assert base_persistence.store_user_data
        assert base_persistence.store_bot_data

    def test_abstract_methods(self):
        with pytest.raises(
            TypeError,
            match=(
                'get_bot_data, get_chat_data, get_conversations, '
                'get_user_data, update_bot_data, update_chat_data, '
                'update_conversation, update_user_data'
            ),
        ):
            BasePersistence()

    def test_implementation(self, updater, base_persistence):
        dp = updater.dispatcher
        assert dp.persistence == base_persistence

    def test_conversationhandler_addition(self, dp, base_persistence):
        with pytest.raises(ValueError, match="when handler is unnamed"):
            ConversationHandler([], [], [], persistent=True)
        with pytest.raises(ValueError, match="if dispatcher has no persistence"):
            dp.add_handler(ConversationHandler([], {}, [], persistent=True, name="My Handler"))
        dp.persistence = base_persistence

    def test_dispatcher_integration_init(
        self, bot, base_persistence, chat_data, user_data, bot_data
    ):
        def get_user_data():
            return "test"

        def get_chat_data():
            return "test"

        def get_bot_data():
            return "test"

        base_persistence.get_user_data = get_user_data
        base_persistence.get_chat_data = get_chat_data
        base_persistence.get_bot_data = get_bot_data

        with pytest.raises(ValueError, match="user_data must be of type defaultdict"):
            u = Updater(bot=bot, persistence=base_persistence)

        def get_user_data():
            return user_data

        base_persistence.get_user_data = get_user_data
        with pytest.raises(ValueError, match="chat_data must be of type defaultdict"):
            u = Updater(bot=bot, persistence=base_persistence)

        def get_chat_data():
            return chat_data

        base_persistence.get_chat_data = get_chat_data
        with pytest.raises(ValueError, match="bot_data must be of type dict"):
            u = Updater(bot=bot, persistence=base_persistence)

        def get_bot_data():
            return bot_data

        base_persistence.get_bot_data = get_bot_data
        u = Updater(bot=bot, persistence=base_persistence)
        assert u.dispatcher.bot_data == bot_data
        assert u.dispatcher.chat_data == chat_data
        assert u.dispatcher.user_data == user_data
        u.dispatcher.chat_data[442233]['test5'] = 'test6'
        assert u.dispatcher.chat_data[442233]['test5'] == 'test6'

    def test_dispatcher_integration_handlers(
        self, caplog, bot, base_persistence, chat_data, user_data, bot_data
    ):
        def get_user_data():
            return user_data

        def get_chat_data():
            return chat_data

        def get_bot_data():
            return bot_data

        base_persistence.get_user_data = get_user_data
        base_persistence.get_chat_data = get_chat_data
        base_persistence.get_bot_data = get_bot_data
        # base_persistence.update_chat_data = lambda x: x
        # base_persistence.update_user_data = lambda x: x
        updater = Updater(bot=bot, persistence=base_persistence, use_context=True)
        dp = updater.dispatcher

        def callback_known_user(update, context):
            if not context.user_data['test1'] == 'test2':
                pytest.fail('user_data corrupt')
            if not context.bot_data == bot_data:
                pytest.fail('bot_data corrupt')

        def callback_known_chat(update, context):
            if not context.chat_data['test3'] == 'test4':
                pytest.fail('chat_data corrupt')
            if not context.bot_data == bot_data:
                pytest.fail('bot_data corrupt')

        def callback_unknown_user_or_chat(update, context):
            if not context.user_data == {}:
                pytest.fail('user_data corrupt')
            if not context.chat_data == {}:
                pytest.fail('chat_data corrupt')
            if not context.bot_data == bot_data:
                pytest.fail('bot_data corrupt')
            context.user_data[1] = 'test7'
            context.chat_data[2] = 'test8'
            context.bot_data['test0'] = 'test0'

        known_user = MessageHandler(
            Filters.user(user_id=12345),
            callback_known_user,
            pass_chat_data=True,
            pass_user_data=True,
        )
        known_chat = MessageHandler(
            Filters.chat(chat_id=-67890),
            callback_known_chat,
            pass_chat_data=True,
            pass_user_data=True,
        )
        unknown = MessageHandler(
            Filters.all, callback_unknown_user_or_chat, pass_chat_data=True, pass_user_data=True
        )
        dp.add_handler(known_user)
        dp.add_handler(known_chat)
        dp.add_handler(unknown)
        user1 = User(id=12345, first_name='test user', is_bot=False)
        user2 = User(id=54321, first_name='test user', is_bot=False)
        chat1 = Chat(id=-67890, type='group')
        chat2 = Chat(id=-987654, type='group')
        m = Message(1, None, chat2, from_user=user1)
        u = Update(0, m)
        with caplog.at_level(logging.ERROR):
            dp.process_update(u)
        rec = caplog.records[-1]
        assert rec.getMessage() == 'No error handlers are registered, logging exception.'
        assert rec.levelname == 'ERROR'
        rec = caplog.records[-2]
        assert rec.getMessage() == 'No error handlers are registered, logging exception.'
        assert rec.levelname == 'ERROR'
        rec = caplog.records[-3]
        assert rec.getMessage() == 'No error handlers are registered, logging exception.'
        assert rec.levelname == 'ERROR'
        m.from_user = user2
        m.chat = chat1
        u = Update(1, m)
        dp.process_update(u)
        m.chat = chat2
        u = Update(2, m)

        def save_bot_data(data):
            if 'test0' not in data:
                pytest.fail()

        def save_chat_data(data):
            if -987654 not in data:
                pytest.fail()

        def save_user_data(data):
            if 54321 not in data:
                pytest.fail()

        base_persistence.update_chat_data = save_chat_data
        base_persistence.update_user_data = save_user_data
        base_persistence.update_bot_data = save_bot_data
        dp.process_update(u)

        assert dp.user_data[54321][1] == 'test7'
        assert dp.chat_data[-987654][2] == 'test8'
        assert dp.bot_data['test0'] == 'test0'

    def test_dispatcher_integration_handlers_run_async(
        self, cdp, caplog, bot, base_persistence, chat_data, user_data, bot_data
    ):
        def get_user_data():
            return user_data

        def get_chat_data():
            return chat_data

        def get_bot_data():
            return bot_data

        base_persistence.get_user_data = get_user_data
        base_persistence.get_chat_data = get_chat_data
        base_persistence.get_bot_data = get_bot_data
        cdp.persistence = base_persistence
        cdp.user_data = user_data
        cdp.chat_data = chat_data
        cdp.bot_data = bot_data

        def callback_known_user(update, context):
            if not context.user_data['test1'] == 'test2':
                pytest.fail('user_data corrupt')
            if not context.bot_data == bot_data:
                pytest.fail('bot_data corrupt')

        def callback_known_chat(update, context):
            if not context.chat_data['test3'] == 'test4':
                pytest.fail('chat_data corrupt')
            if not context.bot_data == bot_data:
                pytest.fail('bot_data corrupt')

        def callback_unknown_user_or_chat(update, context):
            if not context.user_data == {}:
                pytest.fail('user_data corrupt')
            if not context.chat_data == {}:
                pytest.fail('chat_data corrupt')
            if not context.bot_data == bot_data:
                pytest.fail('bot_data corrupt')
            context.user_data[1] = 'test7'
            context.chat_data[2] = 'test8'
            context.bot_data['test0'] = 'test0'

        known_user = MessageHandler(
            Filters.user(user_id=12345),
            callback_known_user,
            pass_chat_data=True,
            pass_user_data=True,
            run_async=True,
        )
        known_chat = MessageHandler(
            Filters.chat(chat_id=-67890),
            callback_known_chat,
            pass_chat_data=True,
            pass_user_data=True,
            run_async=True,
        )
        unknown = MessageHandler(
            Filters.all,
            callback_unknown_user_or_chat,
            pass_chat_data=True,
            pass_user_data=True,
            run_async=True,
        )
        cdp.add_handler(known_user)
        cdp.add_handler(known_chat)
        cdp.add_handler(unknown)
        user1 = User(id=12345, first_name='test user', is_bot=False)
        user2 = User(id=54321, first_name='test user', is_bot=False)
        chat1 = Chat(id=-67890, type='group')
        chat2 = Chat(id=-987654, type='group')
        m = Message(1, None, chat2, from_user=user1)
        u = Update(0, m)
        with caplog.at_level(logging.ERROR):
            cdp.process_update(u)

        sleep(0.1)
        rec = caplog.records[-1]
        assert rec.getMessage() == 'No error handlers are registered, logging exception.'
        assert rec.levelname == 'ERROR'
        rec = caplog.records[-2]
        assert rec.getMessage() == 'No error handlers are registered, logging exception.'
        assert rec.levelname == 'ERROR'
        m.from_user = user2
        m.chat = chat1
        u = Update(1, m)
        cdp.process_update(u)
        m.chat = chat2
        u = Update(2, m)

        def save_bot_data(data):
            if 'test0' not in data:
                pytest.fail()

        def save_chat_data(data):
            if -987654 not in data:
                pytest.fail()

        def save_user_data(data):
            if 54321 not in data:
                pytest.fail()

        base_persistence.update_chat_data = save_chat_data
        base_persistence.update_user_data = save_user_data
        base_persistence.update_bot_data = save_bot_data
        cdp.process_update(u)

        sleep(0.1)

        assert cdp.user_data[54321][1] == 'test7'
        assert cdp.chat_data[-987654][2] == 'test8'
        assert cdp.bot_data['test0'] == 'test0'

    def test_persistence_dispatcher_arbitrary_update_types(self, dp, base_persistence, caplog):
        # Updates used with TypeHandler doesn't necessarily have the proper attributes for
        # persistence, makes sure it works anyways

        dp.persistence = base_persistence

        class MyUpdate:
            pass

        dp.add_handler(TypeHandler(MyUpdate, lambda *_: None))

        with caplog.at_level(logging.ERROR):
            dp.process_update(MyUpdate())
        assert 'An uncaught error was raised while processing the update' not in caplog.text

    def test_bot_replace_insert_bot(self, bot, bot_persistence):
        class CustomSlottedClass:
            __slots__ = ('bot',)

            def __init__(self):
                self.bot = bot

            def __eq__(self, other):
                if isinstance(other, CustomSlottedClass):
                    return self.bot is other.bot
                return False

        class CustomClass:
            def __init__(self):
                self.bot = bot
                self.slotted_object = CustomSlottedClass()
                self.list_ = [1, 2, bot]
                self.tuple_ = tuple(self.list_)
                self.set_ = set(self.list_)
                self.frozenset_ = frozenset(self.list_)
                self.dict_ = {item: item for item in self.list_}
                self.defaultdict_ = defaultdict(dict, self.dict_)

            @staticmethod
            def replace_bot():
                cc = CustomClass()
                cc.bot = BasePersistence.REPLACED_BOT
                cc.slotted_object.bot = BasePersistence.REPLACED_BOT
                cc.list_ = [1, 2, BasePersistence.REPLACED_BOT]
                cc.tuple_ = tuple(cc.list_)
                cc.set_ = set(cc.list_)
                cc.frozenset_ = frozenset(cc.list_)
                cc.dict_ = {item: item for item in cc.list_}
                cc.defaultdict_ = defaultdict(dict, cc.dict_)
                return cc

            def __eq__(self, other):
                if isinstance(other, CustomClass):
                    return (
                        self.bot is other.bot
                        and self.slotted_object == other.slotted_object
                        and self.list_ == other.list_
                        and self.tuple_ == other.tuple_
                        and self.set_ == other.set_
                        and self.frozenset_ == other.frozenset_
                        and self.dict_ == other.dict_
                        and self.defaultdict_ == other.defaultdict_
                    )
                return False

        persistence = bot_persistence
        persistence.set_bot(bot)
        cc = CustomClass()

        persistence.update_bot_data({1: cc})
        assert persistence.bot_data[1].bot == BasePersistence.REPLACED_BOT
        assert persistence.bot_data[1] == cc.replace_bot()

        persistence.update_chat_data(123, {1: cc})
        assert persistence.chat_data[123][1].bot == BasePersistence.REPLACED_BOT
        assert persistence.chat_data[123][1] == cc.replace_bot()

        persistence.update_user_data(123, {1: cc})
        assert persistence.user_data[123][1].bot == BasePersistence.REPLACED_BOT
        assert persistence.user_data[123][1] == cc.replace_bot()

        assert persistence.get_bot_data()[1] == cc
        assert persistence.get_bot_data()[1].bot is bot
        assert persistence.get_chat_data()[123][1] == cc
        assert persistence.get_chat_data()[123][1].bot is bot
        assert persistence.get_user_data()[123][1] == cc
        assert persistence.get_user_data()[123][1].bot is bot

    def test_bot_replace_insert_bot_unpickable_objects(self, bot, bot_persistence, recwarn):
        """Here check that unpickable objects are just returned verbatim."""
        persistence = bot_persistence
        persistence.set_bot(bot)

        class CustomClass:
            def __copy__(self):
                raise TypeError('UnhandledException')

        lock = Lock()

        persistence.update_bot_data({1: lock})
        assert persistence.bot_data[1] is lock
        persistence.update_chat_data(123, {1: lock})
        assert persistence.chat_data[123][1] is lock
        persistence.update_user_data(123, {1: lock})
        assert persistence.user_data[123][1] is lock

        assert persistence.get_bot_data()[1] is lock
        assert persistence.get_chat_data()[123][1] is lock
        assert persistence.get_user_data()[123][1] is lock

        cc = CustomClass()

        persistence.update_bot_data({1: cc})
        assert persistence.bot_data[1] is cc
        persistence.update_chat_data(123, {1: cc})
        assert persistence.chat_data[123][1] is cc
        persistence.update_user_data(123, {1: cc})
        assert persistence.user_data[123][1] is cc

        assert persistence.get_bot_data()[1] is cc
        assert persistence.get_chat_data()[123][1] is cc
        assert persistence.get_user_data()[123][1] is cc

        assert len(recwarn) == 2
        assert str(recwarn[0].message).startswith(
            "BasePersistence.replace_bot does not handle objects that can not be copied."
        )
        assert str(recwarn[1].message).startswith(
            "BasePersistence.insert_bot does not handle objects that can not be copied."
        )

    def test_bot_replace_insert_bot_objects_with_faulty_equality(self, bot, bot_persistence):
        """Here check that trying to compare obj == self.REPLACED_BOT doesn't lead to problems."""
        persistence = bot_persistence
        persistence.set_bot(bot)

        class CustomClass:
            def __init__(self, data):
                self.data = data

            def __eq__(self, other):
                raise RuntimeError("Can't be compared")

        cc = CustomClass({1: bot, 2: 'foo'})
        expected = {1: BasePersistence.REPLACED_BOT, 2: 'foo'}

        persistence.update_bot_data({1: cc})
        assert persistence.bot_data[1].data == expected
        persistence.update_chat_data(123, {1: cc})
        assert persistence.chat_data[123][1].data == expected
        persistence.update_user_data(123, {1: cc})
        assert persistence.user_data[123][1].data == expected

        expected = {1: bot, 2: 'foo'}

        assert persistence.get_bot_data()[1].data == expected
        assert persistence.get_chat_data()[123][1].data == expected
        assert persistence.get_user_data()[123][1].data == expected

    @pytest.mark.filterwarnings('ignore:BasePersistence')
    def test_replace_insert_bot_item_identity(self, bot, bot_persistence):
        persistence = bot_persistence
        persistence.set_bot(bot)

        class CustomSlottedClass:
            __slots__ = ('value',)

            def __init__(self):
                self.value = 5

        class CustomClass:
            pass

        slot_object = CustomSlottedClass()
        dict_object = CustomClass()
        lock = Lock()
        list_ = [slot_object, dict_object, lock]
        tuple_ = (1, 2, 3)
        dict_ = {1: slot_object, 2: dict_object}

        data = {
            'bot_1': bot,
            'bot_2': bot,
            'list_1': list_,
            'list_2': list_,
            'tuple_1': tuple_,
            'tuple_2': tuple_,
            'dict_1': dict_,
            'dict_2': dict_,
        }

        def make_assertion(data_):
            return (
                data_['bot_1'] is data_['bot_2']
                and data_['list_1'] is data_['list_2']
                and data_['list_1'][0] is data_['list_2'][0]
                and data_['list_1'][1] is data_['list_2'][1]
                and data_['list_1'][2] is data_['list_2'][2]
                and data_['tuple_1'] is data_['tuple_2']
                and data_['dict_1'] is data_['dict_2']
                and data_['dict_1'][1] is data_['dict_2'][1]
                and data_['dict_1'][1] is data_['list_1'][0]
                and data_['dict_1'][2] is data_['list_1'][1]
                and data_['dict_1'][2] is data_['dict_2'][2]
            )

        persistence.update_bot_data(data)
        assert make_assertion(persistence.bot_data)
        assert make_assertion(persistence.get_bot_data())


@pytest.fixture(scope='function')
def pickle_persistence():
    return PicklePersistence(
        filename='pickletest',
        store_user_data=True,
        store_chat_data=True,
        store_bot_data=True,
        single_file=False,
        on_flush=False,
    )


@pytest.fixture(scope='function')
def pickle_persistence_only_bot():
    return PicklePersistence(
        filename='pickletest',
        store_user_data=False,
        store_chat_data=False,
        store_bot_data=True,
        single_file=False,
        on_flush=False,
    )


@pytest.fixture(scope='function')
def pickle_persistence_only_chat():
    return PicklePersistence(
        filename='pickletest',
        store_user_data=False,
        store_chat_data=True,
        store_bot_data=False,
        single_file=False,
        on_flush=False,
    )


@pytest.fixture(scope='function')
def pickle_persistence_only_user():
    return PicklePersistence(
        filename='pickletest',
        store_user_data=True,
        store_chat_data=False,
        store_bot_data=False,
        single_file=False,
        on_flush=False,
    )


@pytest.fixture(scope='function')
def bad_pickle_files():
    for name in [
        'pickletest_user_data',
        'pickletest_chat_data',
        'pickletest_bot_data',
        'pickletest_conversations',
        'pickletest',
    ]:
        with open(name, 'w') as f:
            f.write('(())')
    yield True


@pytest.fixture(scope='function')
def good_pickle_files(user_data, chat_data, bot_data, conversations):
    data = {
        'user_data': user_data,
        'chat_data': chat_data,
        'bot_data': bot_data,
        'conversations': conversations,
    }
    with open('pickletest_user_data', 'wb') as f:
        pickle.dump(user_data, f)
    with open('pickletest_chat_data', 'wb') as f:
        pickle.dump(chat_data, f)
    with open('pickletest_bot_data', 'wb') as f:
        pickle.dump(bot_data, f)
    with open('pickletest_conversations', 'wb') as f:
        pickle.dump(conversations, f)
    with open('pickletest', 'wb') as f:
        pickle.dump(data, f)
    yield True


@pytest.fixture(scope='function')
def pickle_files_wo_bot_data(user_data, chat_data, conversations):
    data = {'user_data': user_data, 'chat_data': chat_data, 'conversations': conversations}
    with open('pickletest_user_data', 'wb') as f:
        pickle.dump(user_data, f)
    with open('pickletest_chat_data', 'wb') as f:
        pickle.dump(chat_data, f)
    with open('pickletest_conversations', 'wb') as f:
        pickle.dump(conversations, f)
    with open('pickletest', 'wb') as f:
        pickle.dump(data, f)
    yield True


@pytest.fixture(scope='function')
def update(bot):
    user = User(id=321, first_name='test_user', is_bot=False)
    chat = Chat(id=123, type='group')
    message = Message(1, None, chat, from_user=user, text="Hi there", bot=bot)
    return Update(0, message=message)


class TestPickelPersistence:
    def test_no_files_present_multi_file(self, pickle_persistence):
        assert pickle_persistence.get_user_data() == defaultdict(dict)
        assert pickle_persistence.get_user_data() == defaultdict(dict)
        assert pickle_persistence.get_chat_data() == defaultdict(dict)
        assert pickle_persistence.get_chat_data() == defaultdict(dict)
        assert pickle_persistence.get_bot_data() == {}
        assert pickle_persistence.get_bot_data() == {}
        assert pickle_persistence.get_conversations('noname') == {}
        assert pickle_persistence.get_conversations('noname') == {}

    def test_no_files_present_single_file(self, pickle_persistence):
        pickle_persistence.single_file = True
        assert pickle_persistence.get_user_data() == defaultdict(dict)
        assert pickle_persistence.get_chat_data() == defaultdict(dict)
        assert pickle_persistence.get_chat_data() == {}
        assert pickle_persistence.get_conversations('noname') == {}

    def test_with_bad_multi_file(self, pickle_persistence, bad_pickle_files):
        with pytest.raises(TypeError, match='pickletest_user_data'):
            pickle_persistence.get_user_data()
        with pytest.raises(TypeError, match='pickletest_chat_data'):
            pickle_persistence.get_chat_data()
        with pytest.raises(TypeError, match='pickletest_bot_data'):
            pickle_persistence.get_bot_data()
        with pytest.raises(TypeError, match='pickletest_conversations'):
            pickle_persistence.get_conversations('name')

    def test_with_bad_single_file(self, pickle_persistence, bad_pickle_files):
        pickle_persistence.single_file = True
        with pytest.raises(TypeError, match='pickletest'):
            pickle_persistence.get_user_data()
        with pytest.raises(TypeError, match='pickletest'):
            pickle_persistence.get_chat_data()
        with pytest.raises(TypeError, match='pickletest'):
            pickle_persistence.get_bot_data()
        with pytest.raises(TypeError, match='pickletest'):
            pickle_persistence.get_conversations('name')

    def test_with_good_multi_file(self, pickle_persistence, good_pickle_files):
        user_data = pickle_persistence.get_user_data()
        assert isinstance(user_data, defaultdict)
        assert user_data[12345]['test1'] == 'test2'
        assert user_data[67890][3] == 'test4'
        assert user_data[54321] == {}

        chat_data = pickle_persistence.get_chat_data()
        assert isinstance(chat_data, defaultdict)
        assert chat_data[-12345]['test1'] == 'test2'
        assert chat_data[-67890][3] == 'test4'
        assert chat_data[-54321] == {}

        bot_data = pickle_persistence.get_bot_data()
        assert isinstance(bot_data, dict)
        assert bot_data['test1'] == 'test2'
        assert bot_data['test3']['test4'] == 'test5'
        assert 'test0' not in bot_data

        conversation1 = pickle_persistence.get_conversations('name1')
        assert isinstance(conversation1, dict)
        assert conversation1[(123, 123)] == 3
        assert conversation1[(456, 654)] == 4
        with pytest.raises(KeyError):
            conversation1[(890, 890)]
        conversation2 = pickle_persistence.get_conversations('name2')
        assert isinstance(conversation1, dict)
        assert conversation2[(123, 321)] == 1
        assert conversation2[(890, 890)] == 2
        with pytest.raises(KeyError):
            conversation2[(123, 123)]

    def test_with_good_single_file(self, pickle_persistence, good_pickle_files):
        pickle_persistence.single_file = True
        user_data = pickle_persistence.get_user_data()
        assert isinstance(user_data, defaultdict)
        assert user_data[12345]['test1'] == 'test2'
        assert user_data[67890][3] == 'test4'
        assert user_data[54321] == {}

        chat_data = pickle_persistence.get_chat_data()
        assert isinstance(chat_data, defaultdict)
        assert chat_data[-12345]['test1'] == 'test2'
        assert chat_data[-67890][3] == 'test4'
        assert chat_data[-54321] == {}

        bot_data = pickle_persistence.get_bot_data()
        assert isinstance(bot_data, dict)
        assert bot_data['test1'] == 'test2'
        assert bot_data['test3']['test4'] == 'test5'
        assert 'test0' not in bot_data

        conversation1 = pickle_persistence.get_conversations('name1')
        assert isinstance(conversation1, dict)
        assert conversation1[(123, 123)] == 3
        assert conversation1[(456, 654)] == 4
        with pytest.raises(KeyError):
            conversation1[(890, 890)]
        conversation2 = pickle_persistence.get_conversations('name2')
        assert isinstance(conversation1, dict)
        assert conversation2[(123, 321)] == 1
        assert conversation2[(890, 890)] == 2
        with pytest.raises(KeyError):
            conversation2[(123, 123)]

    def test_with_multi_file_wo_bot_data(self, pickle_persistence, pickle_files_wo_bot_data):
        user_data = pickle_persistence.get_user_data()
        assert isinstance(user_data, defaultdict)
        assert user_data[12345]['test1'] == 'test2'
        assert user_data[67890][3] == 'test4'
        assert user_data[54321] == {}

        chat_data = pickle_persistence.get_chat_data()
        assert isinstance(chat_data, defaultdict)
        assert chat_data[-12345]['test1'] == 'test2'
        assert chat_data[-67890][3] == 'test4'
        assert chat_data[-54321] == {}

        bot_data = pickle_persistence.get_bot_data()
        assert isinstance(bot_data, dict)
        assert not bot_data.keys()

        conversation1 = pickle_persistence.get_conversations('name1')
        assert isinstance(conversation1, dict)
        assert conversation1[(123, 123)] == 3
        assert conversation1[(456, 654)] == 4
        with pytest.raises(KeyError):
            conversation1[(890, 890)]
        conversation2 = pickle_persistence.get_conversations('name2')
        assert isinstance(conversation1, dict)
        assert conversation2[(123, 321)] == 1
        assert conversation2[(890, 890)] == 2
        with pytest.raises(KeyError):
            conversation2[(123, 123)]

    def test_with_single_file_wo_bot_data(self, pickle_persistence, pickle_files_wo_bot_data):
        pickle_persistence.single_file = True
        user_data = pickle_persistence.get_user_data()
        assert isinstance(user_data, defaultdict)
        assert user_data[12345]['test1'] == 'test2'
        assert user_data[67890][3] == 'test4'
        assert user_data[54321] == {}

        chat_data = pickle_persistence.get_chat_data()
        assert isinstance(chat_data, defaultdict)
        assert chat_data[-12345]['test1'] == 'test2'
        assert chat_data[-67890][3] == 'test4'
        assert chat_data[-54321] == {}

        bot_data = pickle_persistence.get_bot_data()
        assert isinstance(bot_data, dict)
        assert not bot_data.keys()

    def test_updating_multi_file(self, pickle_persistence, good_pickle_files):
        user_data = pickle_persistence.get_user_data()
        user_data[54321]['test9'] = 'test 10'
        assert not pickle_persistence.user_data == user_data
        pickle_persistence.update_user_data(54321, user_data[54321])
        assert pickle_persistence.user_data == user_data
        with open('pickletest_user_data', 'rb') as f:
            user_data_test = defaultdict(dict, pickle.load(f))
        assert user_data_test == user_data

        chat_data = pickle_persistence.get_chat_data()
        chat_data[54321]['test9'] = 'test 10'
        assert not pickle_persistence.chat_data == chat_data
        pickle_persistence.update_chat_data(54321, chat_data[54321])
        assert pickle_persistence.chat_data == chat_data
        with open('pickletest_chat_data', 'rb') as f:
            chat_data_test = defaultdict(dict, pickle.load(f))
        assert chat_data_test == chat_data

        bot_data = pickle_persistence.get_bot_data()
        bot_data['test6'] = 'test 7'
        assert not pickle_persistence.bot_data == bot_data
        pickle_persistence.update_bot_data(bot_data)
        assert pickle_persistence.bot_data == bot_data
        with open('pickletest_bot_data', 'rb') as f:
            bot_data_test = pickle.load(f)
        assert bot_data_test == bot_data

        conversation1 = pickle_persistence.get_conversations('name1')
        conversation1[(123, 123)] = 5
        assert not pickle_persistence.conversations['name1'] == conversation1
        pickle_persistence.update_conversation('name1', (123, 123), 5)
        assert pickle_persistence.conversations['name1'] == conversation1
        with open('pickletest_conversations', 'rb') as f:
            conversations_test = defaultdict(dict, pickle.load(f))
        assert conversations_test['name1'] == conversation1

    def test_updating_single_file(self, pickle_persistence, good_pickle_files):
        pickle_persistence.single_file = True

        user_data = pickle_persistence.get_user_data()
        user_data[54321]['test9'] = 'test 10'
        assert not pickle_persistence.user_data == user_data
        pickle_persistence.update_user_data(54321, user_data[54321])
        assert pickle_persistence.user_data == user_data
        with open('pickletest', 'rb') as f:
            user_data_test = defaultdict(dict, pickle.load(f)['user_data'])
        assert user_data_test == user_data

        chat_data = pickle_persistence.get_chat_data()
        chat_data[54321]['test9'] = 'test 10'
        assert not pickle_persistence.chat_data == chat_data
        pickle_persistence.update_chat_data(54321, chat_data[54321])
        assert pickle_persistence.chat_data == chat_data
        with open('pickletest', 'rb') as f:
            chat_data_test = defaultdict(dict, pickle.load(f)['chat_data'])
        assert chat_data_test == chat_data

        bot_data = pickle_persistence.get_bot_data()
        bot_data['test6'] = 'test 7'
        assert not pickle_persistence.bot_data == bot_data
        pickle_persistence.update_bot_data(bot_data)
        assert pickle_persistence.bot_data == bot_data
        with open('pickletest', 'rb') as f:
            bot_data_test = pickle.load(f)['bot_data']
        assert bot_data_test == bot_data

        conversation1 = pickle_persistence.get_conversations('name1')
        conversation1[(123, 123)] = 5
        assert not pickle_persistence.conversations['name1'] == conversation1
        pickle_persistence.update_conversation('name1', (123, 123), 5)
        assert pickle_persistence.conversations['name1'] == conversation1
        with open('pickletest', 'rb') as f:
            conversations_test = defaultdict(dict, pickle.load(f)['conversations'])
        assert conversations_test['name1'] == conversation1

    def test_save_on_flush_multi_files(self, pickle_persistence, good_pickle_files):
        # Should run without error
        pickle_persistence.flush()
        pickle_persistence.on_flush = True

        user_data = pickle_persistence.get_user_data()
        user_data[54321]['test9'] = 'test 10'
        assert not pickle_persistence.user_data == user_data

        pickle_persistence.update_user_data(54321, user_data[54321])
        assert pickle_persistence.user_data == user_data

        with open('pickletest_user_data', 'rb') as f:
            user_data_test = defaultdict(dict, pickle.load(f))
        assert not user_data_test == user_data

        chat_data = pickle_persistence.get_chat_data()
        chat_data[54321]['test9'] = 'test 10'
        assert not pickle_persistence.chat_data == chat_data

        pickle_persistence.update_chat_data(54321, chat_data[54321])
        assert pickle_persistence.chat_data == chat_data

        with open('pickletest_chat_data', 'rb') as f:
            chat_data_test = defaultdict(dict, pickle.load(f))
        assert not chat_data_test == chat_data

        bot_data = pickle_persistence.get_bot_data()
        bot_data['test6'] = 'test 7'
        assert not pickle_persistence.bot_data == bot_data

        pickle_persistence.update_bot_data(bot_data)
        assert pickle_persistence.bot_data == bot_data

        with open('pickletest_bot_data', 'rb') as f:
            bot_data_test = pickle.load(f)
        assert not bot_data_test == bot_data

        conversation1 = pickle_persistence.get_conversations('name1')
        conversation1[(123, 123)] = 5
        assert not pickle_persistence.conversations['name1'] == conversation1

        pickle_persistence.update_conversation('name1', (123, 123), 5)
        assert pickle_persistence.conversations['name1'] == conversation1

        with open('pickletest_conversations', 'rb') as f:
            conversations_test = defaultdict(dict, pickle.load(f))
        assert not conversations_test['name1'] == conversation1

        pickle_persistence.flush()
        with open('pickletest_user_data', 'rb') as f:
            user_data_test = defaultdict(dict, pickle.load(f))
        assert user_data_test == user_data

        with open('pickletest_chat_data', 'rb') as f:
            chat_data_test = defaultdict(dict, pickle.load(f))
        assert chat_data_test == chat_data

        with open('pickletest_bot_data', 'rb') as f:
            bot_data_test = pickle.load(f)
        assert bot_data_test == bot_data

        with open('pickletest_conversations', 'rb') as f:
            conversations_test = defaultdict(dict, pickle.load(f))
        assert conversations_test['name1'] == conversation1

    def test_save_on_flush_single_files(self, pickle_persistence, good_pickle_files):
        # Should run without error
        pickle_persistence.flush()

        pickle_persistence.on_flush = True
        pickle_persistence.single_file = True

        user_data = pickle_persistence.get_user_data()
        user_data[54321]['test9'] = 'test 10'
        assert not pickle_persistence.user_data == user_data
        pickle_persistence.update_user_data(54321, user_data[54321])
        assert pickle_persistence.user_data == user_data
        with open('pickletest', 'rb') as f:
            user_data_test = defaultdict(dict, pickle.load(f)['user_data'])
        assert not user_data_test == user_data

        chat_data = pickle_persistence.get_chat_data()
        chat_data[54321]['test9'] = 'test 10'
        assert not pickle_persistence.chat_data == chat_data
        pickle_persistence.update_chat_data(54321, chat_data[54321])
        assert pickle_persistence.chat_data == chat_data
        with open('pickletest', 'rb') as f:
            chat_data_test = defaultdict(dict, pickle.load(f)['chat_data'])
        assert not chat_data_test == chat_data

        bot_data = pickle_persistence.get_bot_data()
        bot_data['test6'] = 'test 7'
        assert not pickle_persistence.bot_data == bot_data
        pickle_persistence.update_bot_data(bot_data)
        assert pickle_persistence.bot_data == bot_data
        with open('pickletest', 'rb') as f:
            bot_data_test = pickle.load(f)['bot_data']
        assert not bot_data_test == bot_data

        conversation1 = pickle_persistence.get_conversations('name1')
        conversation1[(123, 123)] = 5
        assert not pickle_persistence.conversations['name1'] == conversation1
        pickle_persistence.update_conversation('name1', (123, 123), 5)
        assert pickle_persistence.conversations['name1'] == conversation1
        with open('pickletest', 'rb') as f:
            conversations_test = defaultdict(dict, pickle.load(f)['conversations'])
        assert not conversations_test['name1'] == conversation1

        pickle_persistence.flush()
        with open('pickletest', 'rb') as f:
            user_data_test = defaultdict(dict, pickle.load(f)['user_data'])
        assert user_data_test == user_data

        with open('pickletest', 'rb') as f:
            chat_data_test = defaultdict(dict, pickle.load(f)['chat_data'])
        assert chat_data_test == chat_data

        with open('pickletest', 'rb') as f:
            bot_data_test = pickle.load(f)['bot_data']
        assert bot_data_test == bot_data

        with open('pickletest', 'rb') as f:
            conversations_test = defaultdict(dict, pickle.load(f)['conversations'])
        assert conversations_test['name1'] == conversation1

    def test_with_handler(self, bot, update, bot_data, pickle_persistence, good_pickle_files):
        u = Updater(bot=bot, persistence=pickle_persistence, use_context=True)
        dp = u.dispatcher

        def first(update, context):
            if not context.user_data == {}:
                pytest.fail()
            if not context.chat_data == {}:
                pytest.fail()
            if not context.bot_data == bot_data:
                pytest.fail()
            context.user_data['test1'] = 'test2'
            context.chat_data['test3'] = 'test4'
            context.bot_data['test1'] = 'test0'

        def second(update, context):
            if not context.user_data['test1'] == 'test2':
                pytest.fail()
            if not context.chat_data['test3'] == 'test4':
                pytest.fail()
            if not context.bot_data['test1'] == 'test0':
                pytest.fail()

        h1 = MessageHandler(None, first, pass_user_data=True, pass_chat_data=True)
        h2 = MessageHandler(None, second, pass_user_data=True, pass_chat_data=True)
        dp.add_handler(h1)
        dp.process_update(update)
        del dp
        del u
        del pickle_persistence
        pickle_persistence_2 = PicklePersistence(
            filename='pickletest',
            store_user_data=True,
            store_chat_data=True,
            store_bot_data=True,
            single_file=False,
            on_flush=False,
        )
        u = Updater(bot=bot, persistence=pickle_persistence_2)
        dp = u.dispatcher
        dp.add_handler(h2)
        dp.process_update(update)

    def test_flush_on_stop(self, bot, update, pickle_persistence):
        u = Updater(bot=bot, persistence=pickle_persistence)
        dp = u.dispatcher
        u.running = True
        dp.user_data[4242424242]['my_test'] = 'Working!'
        dp.chat_data[-4242424242]['my_test2'] = 'Working2!'
        dp.bot_data['test'] = 'Working3!'
        u.signal_handler(signal.SIGINT, None)
        del dp
        del u
        del pickle_persistence
        pickle_persistence_2 = PicklePersistence(
            filename='pickletest',
            store_user_data=True,
            store_chat_data=True,
            single_file=False,
            on_flush=False,
        )
        assert pickle_persistence_2.get_user_data()[4242424242]['my_test'] == 'Working!'
        assert pickle_persistence_2.get_chat_data()[-4242424242]['my_test2'] == 'Working2!'
        assert pickle_persistence_2.get_bot_data()['test'] == 'Working3!'

    def test_flush_on_stop_only_bot(self, bot, update, pickle_persistence_only_bot):
        u = Updater(bot=bot, persistence=pickle_persistence_only_bot)
        dp = u.dispatcher
        u.running = True
        dp.user_data[4242424242]['my_test'] = 'Working!'
        dp.chat_data[-4242424242]['my_test2'] = 'Working2!'
        dp.bot_data['my_test3'] = 'Working3!'
        u.signal_handler(signal.SIGINT, None)
        del dp
        del u
        del pickle_persistence_only_bot
        pickle_persistence_2 = PicklePersistence(
            filename='pickletest',
            store_user_data=False,
            store_chat_data=False,
            store_bot_data=True,
            single_file=False,
            on_flush=False,
        )
        assert pickle_persistence_2.get_user_data() == {}
        assert pickle_persistence_2.get_chat_data() == {}
        assert pickle_persistence_2.get_bot_data()['my_test3'] == 'Working3!'

    def test_flush_on_stop_only_chat(self, bot, update, pickle_persistence_only_chat):
        u = Updater(bot=bot, persistence=pickle_persistence_only_chat)
        dp = u.dispatcher
        u.running = True
        dp.user_data[4242424242]['my_test'] = 'Working!'
        dp.chat_data[-4242424242]['my_test2'] = 'Working2!'
        u.signal_handler(signal.SIGINT, None)
        del dp
        del u
        del pickle_persistence_only_chat
        pickle_persistence_2 = PicklePersistence(
            filename='pickletest',
            store_user_data=False,
            store_chat_data=True,
            store_bot_data=False,
            single_file=False,
            on_flush=False,
        )
        assert pickle_persistence_2.get_user_data() == {}
        assert pickle_persistence_2.get_chat_data()[-4242424242]['my_test2'] == 'Working2!'
        assert pickle_persistence_2.get_bot_data() == {}

    def test_flush_on_stop_only_user(self, bot, update, pickle_persistence_only_user):
        u = Updater(bot=bot, persistence=pickle_persistence_only_user)
        dp = u.dispatcher
        u.running = True
        dp.user_data[4242424242]['my_test'] = 'Working!'
        dp.chat_data[-4242424242]['my_test2'] = 'Working2!'
        u.signal_handler(signal.SIGINT, None)
        del dp
        del u
        del pickle_persistence_only_user
        pickle_persistence_2 = PicklePersistence(
            filename='pickletest',
            store_user_data=True,
            store_chat_data=False,
            store_bot_data=False,
            single_file=False,
            on_flush=False,
        )
        assert pickle_persistence_2.get_user_data()[4242424242]['my_test'] == 'Working!'
        assert pickle_persistence_2.get_chat_data()[-4242424242] == {}
        assert pickle_persistence_2.get_bot_data() == {}

    def test_with_conversationHandler(self, dp, update, good_pickle_files, pickle_persistence):
        dp.persistence = pickle_persistence
        dp.use_context = True
        NEXT, NEXT2 = range(2)

        def start(update, context):
            return NEXT

        start = CommandHandler('start', start)

        def next(update, context):
            return NEXT2

        next = MessageHandler(None, next)

        def next2(update, context):
            return ConversationHandler.END

        next2 = MessageHandler(None, next2)

        ch = ConversationHandler(
            [start], {NEXT: [next], NEXT2: [next2]}, [], name='name2', persistent=True
        )
        dp.add_handler(ch)
        assert ch.conversations[ch._get_key(update)] == 1
        dp.process_update(update)
        assert ch._get_key(update) not in ch.conversations
        update.message.text = '/start'
        update.message.entities = [MessageEntity(MessageEntity.BOT_COMMAND, 0, 6)]
        dp.process_update(update)
        assert ch.conversations[ch._get_key(update)] == 0
        assert ch.conversations == pickle_persistence.conversations['name2']

    def test_with_nested_conversationHandler(
        self, dp, update, good_pickle_files, pickle_persistence
    ):
        dp.persistence = pickle_persistence
        dp.use_context = True
        NEXT2, NEXT3 = range(1, 3)

        def start(update, context):
            return NEXT2

        start = CommandHandler('start', start)

        def next(update, context):
            return NEXT2

        next = MessageHandler(None, next)

        def next2(update, context):
            return ConversationHandler.END

        next2 = MessageHandler(None, next2)

        nested_ch = ConversationHandler(
            [next],
            {NEXT2: [next2]},
            [],
            name='name3',
            persistent=True,
            map_to_parent={ConversationHandler.END: ConversationHandler.END},
        )

        ch = ConversationHandler(
            [start], {NEXT2: [nested_ch], NEXT3: []}, [], name='name2', persistent=True
        )
        dp.add_handler(ch)
        assert ch.conversations[ch._get_key(update)] == 1
        assert nested_ch.conversations[nested_ch._get_key(update)] == 1
        dp.process_update(update)
        assert ch._get_key(update) not in ch.conversations
        assert nested_ch._get_key(update) not in nested_ch.conversations
        update.message.text = '/start'
        update.message.entities = [MessageEntity(MessageEntity.BOT_COMMAND, 0, 6)]
        dp.process_update(update)
        assert ch.conversations[ch._get_key(update)] == 1
        assert ch.conversations == pickle_persistence.conversations['name2']
        assert nested_ch._get_key(update) not in nested_ch.conversations
        dp.process_update(update)
        assert ch.conversations[ch._get_key(update)] == 1
        assert ch.conversations == pickle_persistence.conversations['name2']
        assert nested_ch.conversations[nested_ch._get_key(update)] == 1
        assert nested_ch.conversations == pickle_persistence.conversations['name3']

    def test_with_job(self, job_queue, cdp, pickle_persistence):
        def job_callback(context):
            context.bot_data['test1'] = '456'
            context.dispatcher.chat_data[123]['test2'] = '789'
            context.dispatcher.user_data[789]['test3'] = '123'

        cdp.persistence = pickle_persistence
        job_queue.set_dispatcher(cdp)
        job_queue.start()
        job_queue.run_once(job_callback, 0.01)
        sleep(0.05)
        bot_data = pickle_persistence.get_bot_data()
        assert bot_data == {'test1': '456'}
        chat_data = pickle_persistence.get_chat_data()
        assert chat_data[123] == {'test2': '789'}
        user_data = pickle_persistence.get_user_data()
        assert user_data[789] == {'test3': '123'}


@pytest.fixture(scope='function')
def user_data_json(user_data):
    return json.dumps(user_data)


@pytest.fixture(scope='function')
def chat_data_json(chat_data):
    return json.dumps(chat_data)


@pytest.fixture(scope='function')
def bot_data_json(bot_data):
    return json.dumps(bot_data)


@pytest.fixture(scope='function')
def conversations_json(conversations):
    return """{"name1": {"[123, 123]": 3, "[456, 654]": 4}, "name2":
              {"[123, 321]": 1, "[890, 890]": 2}, "name3":
              {"[123, 321]": 1, "[890, 890]": 2}}"""


class TestDictPersistence:
    def test_no_json_given(self):
        dict_persistence = DictPersistence()
        assert dict_persistence.get_user_data() == defaultdict(dict)
        assert dict_persistence.get_chat_data() == defaultdict(dict)
        assert dict_persistence.get_bot_data() == {}
        assert dict_persistence.get_conversations('noname') == {}

    def test_bad_json_string_given(self):
        bad_user_data = 'thisisnojson99900()))('
        bad_chat_data = 'thisisnojson99900()))('
        bad_bot_data = 'thisisnojson99900()))('
        bad_conversations = 'thisisnojson99900()))('
        with pytest.raises(TypeError, match='user_data'):
            DictPersistence(user_data_json=bad_user_data)
        with pytest.raises(TypeError, match='chat_data'):
            DictPersistence(chat_data_json=bad_chat_data)
        with pytest.raises(TypeError, match='bot_data'):
            DictPersistence(bot_data_json=bad_bot_data)
        with pytest.raises(TypeError, match='conversations'):
            DictPersistence(conversations_json=bad_conversations)

    def test_invalid_json_string_given(self, pickle_persistence, bad_pickle_files):
        bad_user_data = '["this", "is", "json"]'
        bad_chat_data = '["this", "is", "json"]'
        bad_bot_data = '["this", "is", "json"]'
        bad_conversations = '["this", "is", "json"]'
        with pytest.raises(TypeError, match='user_data'):
            DictPersistence(user_data_json=bad_user_data)
        with pytest.raises(TypeError, match='chat_data'):
            DictPersistence(chat_data_json=bad_chat_data)
        with pytest.raises(TypeError, match='bot_data'):
            DictPersistence(bot_data_json=bad_bot_data)
        with pytest.raises(TypeError, match='conversations'):
            DictPersistence(conversations_json=bad_conversations)

    def test_good_json_input(
        self, user_data_json, chat_data_json, bot_data_json, conversations_json
    ):
        dict_persistence = DictPersistence(
            user_data_json=user_data_json,
            chat_data_json=chat_data_json,
            bot_data_json=bot_data_json,
            conversations_json=conversations_json,
        )
        user_data = dict_persistence.get_user_data()
        assert isinstance(user_data, defaultdict)
        assert user_data[12345]['test1'] == 'test2'
        assert user_data[67890][3] == 'test4'
        assert user_data[54321] == {}

        chat_data = dict_persistence.get_chat_data()
        assert isinstance(chat_data, defaultdict)
        assert chat_data[-12345]['test1'] == 'test2'
        assert chat_data[-67890][3] == 'test4'
        assert chat_data[-54321] == {}

        bot_data = dict_persistence.get_bot_data()
        assert isinstance(bot_data, dict)
        assert bot_data['test1'] == 'test2'
        assert bot_data['test3']['test4'] == 'test5'
        assert 'test6' not in bot_data

        conversation1 = dict_persistence.get_conversations('name1')
        assert isinstance(conversation1, dict)
        assert conversation1[(123, 123)] == 3
        assert conversation1[(456, 654)] == 4
        with pytest.raises(KeyError):
            conversation1[(890, 890)]
        conversation2 = dict_persistence.get_conversations('name2')
        assert isinstance(conversation1, dict)
        assert conversation2[(123, 321)] == 1
        assert conversation2[(890, 890)] == 2
        with pytest.raises(KeyError):
            conversation2[(123, 123)]

    def test_dict_outputs(
        self,
        user_data,
        user_data_json,
        chat_data,
        chat_data_json,
        bot_data,
        bot_data_json,
        conversations,
        conversations_json,
    ):
        dict_persistence = DictPersistence(
            user_data_json=user_data_json,
            chat_data_json=chat_data_json,
            bot_data_json=bot_data_json,
            conversations_json=conversations_json,
        )
        assert dict_persistence.user_data == user_data
        assert dict_persistence.chat_data == chat_data
        assert dict_persistence.bot_data == bot_data
        assert dict_persistence.conversations == conversations

    def test_json_outputs(self, user_data_json, chat_data_json, bot_data_json, conversations_json):
        dict_persistence = DictPersistence(
            user_data_json=user_data_json,
            chat_data_json=chat_data_json,
            bot_data_json=bot_data_json,
            conversations_json=conversations_json,
        )
        assert dict_persistence.user_data_json == user_data_json
        assert dict_persistence.chat_data_json == chat_data_json
        assert dict_persistence.bot_data_json == bot_data_json
        assert dict_persistence.conversations_json == conversations_json

    def test_json_changes(
        self,
        user_data,
        user_data_json,
        chat_data,
        chat_data_json,
        bot_data,
        bot_data_json,
        conversations,
        conversations_json,
    ):
        dict_persistence = DictPersistence(
            user_data_json=user_data_json,
            chat_data_json=chat_data_json,
            bot_data_json=bot_data_json,
            conversations_json=conversations_json,
        )
        user_data_two = user_data.copy()
        user_data_two.update({4: {5: 6}})
        dict_persistence.update_user_data(4, {5: 6})
        assert dict_persistence.user_data == user_data_two
        assert dict_persistence.user_data_json != user_data_json
        assert dict_persistence.user_data_json == json.dumps(user_data_two)

        chat_data_two = chat_data.copy()
        chat_data_two.update({7: {8: 9}})
        dict_persistence.update_chat_data(7, {8: 9})
        assert dict_persistence.chat_data == chat_data_two
        assert dict_persistence.chat_data_json != chat_data_json
        assert dict_persistence.chat_data_json == json.dumps(chat_data_two)

        bot_data_two = bot_data.copy()
        bot_data_two.update({'7': {'8': '9'}})
        bot_data['7'] = {'8': '9'}
        dict_persistence.update_bot_data(bot_data)
        assert dict_persistence.bot_data == bot_data_two
        assert dict_persistence.bot_data_json != bot_data_json
        assert dict_persistence.bot_data_json == json.dumps(bot_data_two)

        conversations_two = conversations.copy()
        conversations_two.update({'name4': {(1, 2): 3}})
        dict_persistence.update_conversation('name4', (1, 2), 3)
        assert dict_persistence.conversations == conversations_two
        assert dict_persistence.conversations_json != conversations_json
        assert dict_persistence.conversations_json == encode_conversations_to_json(
            conversations_two
        )

    def test_with_handler(self, bot, update):
        dict_persistence = DictPersistence()
        u = Updater(bot=bot, persistence=dict_persistence, use_context=True)
        dp = u.dispatcher

        def first(update, context):
            if not context.user_data == {}:
                pytest.fail()
            if not context.chat_data == {}:
                pytest.fail()
            if not context.bot_data == {}:
                pytest.fail()
            context.user_data['test1'] = 'test2'
            context.chat_data[3] = 'test4'
            context.bot_data['test1'] = 'test2'

        def second(update, context):
            if not context.user_data['test1'] == 'test2':
                pytest.fail()
            if not context.chat_data[3] == 'test4':
                pytest.fail()
            if not context.bot_data['test1'] == 'test2':
                pytest.fail()

        h1 = MessageHandler(None, first, pass_user_data=True, pass_chat_data=True)
        h2 = MessageHandler(None, second, pass_user_data=True, pass_chat_data=True)
        dp.add_handler(h1)
        dp.process_update(update)
        del dp
        del u
        user_data = dict_persistence.user_data_json
        chat_data = dict_persistence.chat_data_json
        bot_data = dict_persistence.bot_data_json
        del dict_persistence
        dict_persistence_2 = DictPersistence(
            user_data_json=user_data, chat_data_json=chat_data, bot_data_json=bot_data
        )

        u = Updater(bot=bot, persistence=dict_persistence_2)
        dp = u.dispatcher
        dp.add_handler(h2)
        dp.process_update(update)

    def test_with_conversationHandler(self, dp, update, conversations_json):
        dict_persistence = DictPersistence(conversations_json=conversations_json)
        dp.persistence = dict_persistence
        dp.use_context = True
        NEXT, NEXT2 = range(2)

        def start(update, context):
            return NEXT

        start = CommandHandler('start', start)

        def next(update, context):
            return NEXT2

        next = MessageHandler(None, next)

        def next2(update, context):
            return ConversationHandler.END

        next2 = MessageHandler(None, next2)

        ch = ConversationHandler(
            [start], {NEXT: [next], NEXT2: [next2]}, [], name='name2', persistent=True
        )
        dp.add_handler(ch)
        assert ch.conversations[ch._get_key(update)] == 1
        dp.process_update(update)
        assert ch._get_key(update) not in ch.conversations
        update.message.text = '/start'
        update.message.entities = [MessageEntity(MessageEntity.BOT_COMMAND, 0, 6)]
        dp.process_update(update)
        assert ch.conversations[ch._get_key(update)] == 0
        assert ch.conversations == dict_persistence.conversations['name2']

    def test_with_nested_conversationHandler(self, dp, update, conversations_json):
        dict_persistence = DictPersistence(conversations_json=conversations_json)
        dp.persistence = dict_persistence
        dp.use_context = True
        NEXT2, NEXT3 = range(1, 3)

        def start(update, context):
            return NEXT2

        start = CommandHandler('start', start)

        def next(update, context):
            return NEXT2

        next = MessageHandler(None, next)

        def next2(update, context):
            return ConversationHandler.END

        next2 = MessageHandler(None, next2)

        nested_ch = ConversationHandler(
            [next],
            {NEXT2: [next2]},
            [],
            name='name3',
            persistent=True,
            map_to_parent={ConversationHandler.END: ConversationHandler.END},
        )

        ch = ConversationHandler(
            [start], {NEXT2: [nested_ch], NEXT3: []}, [], name='name2', persistent=True
        )
        dp.add_handler(ch)
        assert ch.conversations[ch._get_key(update)] == 1
        assert nested_ch.conversations[nested_ch._get_key(update)] == 1
        dp.process_update(update)
        assert ch._get_key(update) not in ch.conversations
        assert nested_ch._get_key(update) not in nested_ch.conversations
        update.message.text = '/start'
        update.message.entities = [MessageEntity(MessageEntity.BOT_COMMAND, 0, 6)]
        dp.process_update(update)
        assert ch.conversations[ch._get_key(update)] == 1
        assert ch.conversations == dict_persistence.conversations['name2']
        assert nested_ch._get_key(update) not in nested_ch.conversations
        dp.process_update(update)
        assert ch.conversations[ch._get_key(update)] == 1
        assert ch.conversations == dict_persistence.conversations['name2']
        assert nested_ch.conversations[nested_ch._get_key(update)] == 1
        assert nested_ch.conversations == dict_persistence.conversations['name3']

    def test_with_job(self, job_queue, cdp):
        def job_callback(context):
            context.bot_data['test1'] = '456'
            context.dispatcher.chat_data[123]['test2'] = '789'
            context.dispatcher.user_data[789]['test3'] = '123'

        dict_persistence = DictPersistence()
        cdp.persistence = dict_persistence
        job_queue.set_dispatcher(cdp)
        job_queue.start()
        job_queue.run_once(job_callback, 0.01)
        sleep(0.05)
        bot_data = dict_persistence.get_bot_data()
        assert bot_data == {'test1': '456'}
        chat_data = dict_persistence.get_chat_data()
        assert chat_data[123] == {'test2': '789'}
        user_data = dict_persistence.get_user_data()
        assert user_data[789] == {'test3': '123'}