python-telegram-bot/tests/test_official.py

259 lines
9.3 KiB
Python

#!/usr/bin/env python
#
# A library that provides a Python interface to the Telegram Bot API
# Copyright (C) 2015-2022
# 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 inspect
import os
from typing import List
import httpx
import pytest
from bs4 import BeautifulSoup
import telegram
from telegram._utils.defaultvalue import DefaultValue
from tests.conftest import env_var_2_bool
IGNORED_OBJECTS = ("ResponseParameters", "CallbackGame")
IGNORED_PARAMETERS = {
"self",
"args",
"read_timeout",
"write_timeout",
"connect_timeout",
"pool_timeout",
"bot",
"api_kwargs",
}
ignored_param_requirements = { # Ignore these since there's convenience params in them (eg. Venue)
"send_location": {"latitude", "longitude"},
"edit_message_live_location": {"latitude", "longitude"},
"send_venue": {"latitude", "longitude", "title", "address"},
"send_contact": {"phone_number", "first_name"},
}
def find_next_sibling_until(tag, name, until):
for sibling in tag.next_siblings:
if sibling is until:
return
if sibling.name == name:
return sibling
def parse_table(h4) -> List[List[str]]:
"""Parses the Telegram doc table and has an output of a 2D list."""
table = find_next_sibling_until(h4, "table", h4.find_next_sibling("h4"))
if not table:
return []
t = []
for tr in table.find_all("tr")[1:]:
t.append([td.text for td in tr.find_all("td")])
return t
def check_method(h4):
name = h4.text # name of the method in telegram's docs.
method = getattr(telegram.Bot, name) # Retrieve our lib method
table = parse_table(h4)
# Check arguments based on source
sig = inspect.signature(method, follow_wrapped=True)
checked = []
for tg_parameter in table: # Iterates through each row in the table
param = sig.parameters.get(
tg_parameter[0] # parameter[0] is first element (the param name)
)
assert param is not None, f"Parameter {tg_parameter[0]} not found in {method.__name__}"
# TODO: Check type via docstring
assert check_required_param(
tg_parameter, param, method.__name__
), f"Param {param.name!r} of method {method.__name__!r} requirement mismatch!"
# Now we will check that we don't pass default values if the parameter is not required.
if param.default is not inspect.Parameter.empty: # If there is a default argument...
default_arg_none = check_defaults_type(param) # check if it's None
assert default_arg_none, f"Param {param.name!r} of {method.__name__!r} should be None"
checked.append(tg_parameter[0])
ignored = IGNORED_PARAMETERS.copy()
if name == "getUpdates":
ignored -= {"timeout"} # Has it's own timeout parameter that we do wanna check for
elif name in (
f"send{media_type}"
for media_type in [
"Animation",
"Audio",
"Document",
"Photo",
"Video",
"VideoNote",
"Voice",
]
):
ignored |= {"filename"} # Convenience parameter
elif name == "sendContact":
ignored |= {"contact"} # Added for ease of use
elif name in ["sendLocation", "editMessageLiveLocation"]:
ignored |= {"location"} # Added for ease of use
elif name == "sendVenue":
ignored |= {"venue"} # Added for ease of use
elif name == "answerInlineQuery":
ignored |= {"current_offset"} # Added for ease of use
elif name == "sendMediaGroup":
# Added for ease of use
ignored |= {"caption", "parse_mode", "caption_entities"}
assert (sig.parameters.keys() ^ checked) - ignored == set()
kw_or_positional_args = [
p.name for p in sig.parameters.values() if p.kind != inspect.Parameter.KEYWORD_ONLY
]
assert set(kw_or_positional_args).difference(checked).difference(["self"]) == set(), (
f"In {method.__qualname__}, extra args should be keyword only "
f"(compared to {name} in API)"
)
def check_object(h4):
name = h4.text
obj = getattr(telegram, name)
table = parse_table(h4)
# Check arguments based on source. Makes sure to only check __init__'s signature & nothing else
sig = inspect.signature(obj.__init__, follow_wrapped=True)
checked = set()
for tg_parameter in table:
field: str = tg_parameter[0] # From telegram docs
if field == "from":
field = "from_user"
elif (
name.startswith("InlineQueryResult")
or name.startswith("InputMedia")
or name.startswith("BotCommandScope")
or name.startswith("MenuButton")
) and field == "type":
continue
elif (name.startswith("ChatMember")) and field == "status": # We autofill the status
continue
elif (
name.startswith("PassportElementError") and field == "source"
) or field == "remove_keyboard":
continue
elif name.startswith("ForceReply") and field == "force_reply": # this param is always True
continue
param = sig.parameters.get(field)
assert param is not None, f"Attribute {field} not found in {obj.__name__}"
# TODO: Check type via docstring
assert check_required_param(
tg_parameter, param, obj.__name__
), f"{obj.__name__!r} parameter {param.name!r} requirement mismatch"
if param.default is not inspect.Parameter.empty: # If there is a default argument...
default_arg_none = check_defaults_type(param) # check if its None
assert default_arg_none, f"Param {param.name!r} of {obj.__name__!r} should be `None`"
checked.add(field)
ignored = IGNORED_PARAMETERS.copy()
if name == "InputFile":
return
if name == "InlineQueryResult":
ignored |= {"id", "type"} # attributes common to all subclasses
if name == "ChatMember":
ignored |= {"user", "status"} # attributes common to all subclasses
if name == "BotCommandScope":
ignored |= {"type"} # attributes common to all subclasses
if name == "MenuButton":
ignored |= {"type"} # attributes common to all subclasses
elif name in ("PassportFile", "EncryptedPassportElement"):
ignored |= {"credentials"}
elif name == "PassportElementError":
ignored |= {"message", "type", "source"}
elif name == "InputMedia":
ignored |= {"caption", "caption_entities", "media", "media_type", "parse_mode"}
elif name.startswith("InputMedia"):
ignored |= {"filename"} # Convenience parameter
assert (sig.parameters.keys() ^ checked) - ignored == set()
def is_parameter_required_by_tg(field: str) -> bool:
if field in {"Required", "Yes"}:
return True
if field.split(".", 1)[0] == "Optional": # splits the sentence and extracts first word
return False
else:
return True
def check_required_param(
param_desc: List[str], param: inspect.Parameter, method_or_obj_name: str
) -> bool:
"""Checks if the method/class parameter is a required/optional param as per Telegram docs.
Returns:
:obj:`bool`: The boolean returned represents whether our parameter's requirement (optional
or required) is the same as Telegram's or not.
"""
is_ours_required = param.default is inspect.Parameter.empty
telegram_requires = is_parameter_required_by_tg(param_desc[2])
# Handle cases where we provide convenience intentionally-
if param.name in ignored_param_requirements.get(method_or_obj_name, {}):
return True
return telegram_requires is is_ours_required
def check_defaults_type(ptb_param: inspect.Parameter) -> bool:
return True if DefaultValue.get_value(ptb_param.default) is None else False
to_run = env_var_2_bool(os.getenv("TEST_OFFICIAL"))
argvalues = []
names = []
if to_run:
argvalues = []
names = []
request = httpx.get("https://core.telegram.org/bots/api")
soup = BeautifulSoup(request.text, "html.parser")
for thing in soup.select("h4 > a.anchor"):
# Methods and types don't have spaces in them, luckily all other sections of the docs do
# TODO: don't depend on that
if "-" not in thing["name"]:
h4 = thing.parent
# Is it a method
if h4.text[0].lower() == h4.text[0]:
argvalues.append((check_method, h4))
names.append(h4.text)
elif h4.text not in IGNORED_OBJECTS: # Or a type/object
argvalues.append((check_object, h4))
names.append(h4.text)
@pytest.mark.skipif(not to_run, reason="test_official is not enabled")
@pytest.mark.parametrize(("method", "data"), argvalues=argvalues, ids=names)
def test_official(method, data):
method(data)