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#!/usr/bin/env python

#

# A library that provides a Python interface to the Telegram Bot API

# Copyright (C) 2015-2024

# 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 random

import pytest

from telegram import MessageEntity, User

from telegram.constants import MessageEntityType

from tests.auxil.slots import mro_slots

@pytest.fixture(scope="module", params=MessageEntity.ALL_TYPES)

def message_entity(request):

type_ = request.param

url = None

if type_ == MessageEntity.TEXT_LINK:

url = "t.me"

user = None

if type_ == MessageEntity.TEXT_MENTION:

user = User(1, "test_user", False)

language = None

if type_ == MessageEntity.PRE:

language = "python"

return MessageEntity(type_, 1, 3, url=url, user=user, language=language)

class MessageEntityTestBase:

type_ = "url"

offset = 1

length = 2

url = "url"

class TestMessageEntityWithoutRequest(MessageEntityTestBase):

def test_slot_behaviour(self, message_entity):

inst = message_entity

for attr in inst.__slots__:

assert getattr(inst, attr, "err") != "err", f"got extra slot '{attr}'"

assert len(mro_slots(inst)) == len(set(mro_slots(inst))), "duplicate slot"

def test_de_json(self, offline_bot):

json_dict = {"type": self.type_, "offset": self.offset, "length": self.length}

entity = MessageEntity.de_json(json_dict, offline_bot)

assert entity.api_kwargs == {}

assert entity.type == self.type_

assert entity.offset == self.offset

assert entity.length == self.length

def test_to_dict(self, message_entity):

entity_dict = message_entity.to_dict()

assert isinstance(entity_dict, dict)

assert entity_dict["type"] == message_entity.type

assert entity_dict["offset"] == message_entity.offset

assert entity_dict["length"] == message_entity.length

if message_entity.url:

assert entity_dict["url"] == message_entity.url

if message_entity.user:

assert entity_dict["user"] == message_entity.user.to_dict()

if message_entity.language:

assert entity_dict["language"] == message_entity.language

def test_enum_init(self):

entity = MessageEntity(type="foo", offset=0, length=1)

assert entity.type == "foo"

entity = MessageEntity(type="url", offset=0, length=1)

assert entity.type is MessageEntityType.URL

def test_fix_utf16(self):

text = "𠌕 bold 𝄢 italic underlined: 𝛙𝌢𑁍"

inputs_outputs: list[tuple[tuple[int, int, str], tuple[int, int]]] = [

((2, 4, MessageEntity.BOLD), (3, 4)),

((9, 6, MessageEntity.ITALIC), (11, 6)),

((28, 3, MessageEntity.UNDERLINE), (30, 6)),

]

random.shuffle(inputs_outputs)

unicode_entities = [

MessageEntity(offset=_input[0], length=_input[1], type=_input[2])

for _input, _ in inputs_outputs

]

utf_16_entities = MessageEntity.adjust_message_entities_to_utf_16(text, unicode_entities)

for out_entity, input_output in zip(utf_16_entities, inputs_outputs):

_, output = input_output

offset, length = output

assert out_entity.offset == offset

assert out_entity.length == length

@pytest.mark.parametrize("by", [6, "prefix", "𝛙𝌢𑁍"])

def test_shift_entities(self, by):

kwargs = {

"url": "url",

"user": 42,

"language": "python",

"custom_emoji_id": "custom_emoji_id",

}

entities = [

MessageEntity(MessageEntity.BOLD, 2, 3, **kwargs),

MessageEntity(MessageEntity.BOLD, 5, 6, **kwargs),

]

shifted = MessageEntity.shift_entities(by, entities)

assert shifted[0].offset == 8

assert shifted[1].offset == 11

assert shifted[0] is not entities[0]

assert shifted[1] is not entities[1]

for entity in shifted:

for key, value in kwargs.items():

assert getattr(entity, key) == value

def test_concatenate(self):

kwargs = {

"url": "url",

"user": 42,

"language": "python",

"custom_emoji_id": "custom_emoji_id",

}

first_entity = MessageEntity(MessageEntity.BOLD, 0, 6, **kwargs)

second_entity = MessageEntity(MessageEntity.ITALIC, 0, 4, **kwargs)

third_entity = MessageEntity(MessageEntity.UNDERLINE, 3, 6, **kwargs)

first = ("prefix 𝛙𝌢𑁍 | ", [first_entity], True)

second = ("text 𝛙𝌢𑁍", [second_entity], False)

third = (" | suffix 𝛙𝌢𑁍", [third_entity])

new_text, new_entities = MessageEntity.concatenate(first, second, third)

assert new_text == "prefix 𝛙𝌢𑁍 | text 𝛙𝌢𑁍 | suffix 𝛙𝌢𑁍"

assert [entity.offset for entity in new_entities] == [0, 16, 30]

for old, new in zip([first_entity, second_entity, third_entity], new_entities):

assert new is not old

assert new.type == old.type

for key, value in kwargs.items():

assert getattr(new, key) == value

def test_equality(self):

a = MessageEntity(MessageEntity.BOLD, 2, 3)

b = MessageEntity(MessageEntity.BOLD, 2, 3)

c = MessageEntity(MessageEntity.CODE, 2, 3)

d = MessageEntity(MessageEntity.CODE, 5, 6)

assert a == b

assert hash(a) == hash(b)

assert a is not b

assert a != c

assert hash(a) != hash(c)

assert a != d

assert hash(a) != hash(d)