python-telegram-bot/tests/test_inputfile.py
2022-05-06 18:22:35 +02:00

157 lines
6.1 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 logging
import subprocess
import sys
from io import BytesIO
import pytest
from telegram import InputFile
from tests.conftest import data_file
@pytest.fixture(scope="class")
def png_file():
return data_file("game.png")
class TestInputFile:
def test_slot_behaviour(self, mro_slots):
inst = InputFile(BytesIO(b"blah"), filename="tg.jpg")
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_subprocess_pipe(self, png_file):
cmd_str = "type" if sys.platform == "win32" else "cat"
cmd = [cmd_str, str(png_file)]
proc = subprocess.Popen(cmd, stdout=subprocess.PIPE, shell=(sys.platform == "win32"))
in_file = InputFile(proc.stdout)
assert in_file.input_file_content == png_file.read_bytes()
assert in_file.mimetype == "image/png"
assert in_file.filename == "image.png"
try:
proc.kill()
except ProcessLookupError:
# This exception may be thrown if the process has finished before we had the chance
# to kill it.
pass
@pytest.mark.parametrize("attach", [True, False])
def test_attach(self, attach):
input_file = InputFile("contents", attach=attach)
if attach:
assert isinstance(input_file.attach_name, str)
assert input_file.attach_uri == f"attach://{input_file.attach_name}"
else:
assert input_file.attach_name is None
assert input_file.attach_uri is None
def test_mimetypes(self, caplog):
# Only test a few to make sure logic works okay
assert InputFile(data_file("telegram.jpg").open("rb")).mimetype == "image/jpeg"
assert InputFile(data_file("telegram.webp").open("rb")).mimetype == "image/webp"
assert InputFile(data_file("telegram.mp3").open("rb")).mimetype == "audio/mpeg"
# Test guess from file
assert InputFile(BytesIO(b"blah"), filename="tg.jpg").mimetype == "image/jpeg"
assert InputFile(BytesIO(b"blah"), filename="tg.mp3").mimetype == "audio/mpeg"
# Test fallback
assert (
InputFile(BytesIO(b"blah"), filename="tg.notaproperext").mimetype
== "application/octet-stream"
)
assert InputFile(BytesIO(b"blah")).mimetype == "application/octet-stream"
# Test string file
with caplog.at_level(logging.DEBUG):
assert InputFile(data_file("text_file.txt").open()).mimetype == "text/plain"
assert len(caplog.records) == 1
assert caplog.records[0].getMessage().startswith("Could not parse file content")
def test_filenames(self):
assert InputFile(data_file("telegram.jpg").open("rb")).filename == "telegram.jpg"
assert InputFile(data_file("telegram.jpg").open("rb"), filename="blah").filename == "blah"
assert (
InputFile(data_file("telegram.jpg").open("rb"), filename="blah.jpg").filename
== "blah.jpg"
)
assert InputFile(data_file("telegram").open("rb")).filename == "telegram"
assert InputFile(data_file("telegram").open("rb"), filename="blah").filename == "blah"
assert (
InputFile(data_file("telegram").open("rb"), filename="blah.jpg").filename == "blah.jpg"
)
class MockedFileobject:
# A open(?, 'rb') without a .name
def __init__(self, f):
self.f = f.open("rb")
def read(self):
return self.f.read()
assert InputFile(MockedFileobject(data_file("telegram.jpg"))).filename == "image.jpeg"
assert (
InputFile(MockedFileobject(data_file("telegram.jpg")), filename="blah").filename
== "blah"
)
assert (
InputFile(MockedFileobject(data_file("telegram.jpg")), filename="blah.jpg").filename
== "blah.jpg"
)
assert (
InputFile(MockedFileobject(data_file("telegram"))).filename
== "application.octet-stream"
)
assert (
InputFile(MockedFileobject(data_file("telegram")), filename="blah").filename == "blah"
)
assert (
InputFile(MockedFileobject(data_file("telegram")), filename="blah.jpg").filename
== "blah.jpg"
)
async def test_send_bytes(self, bot, chat_id):
# We test this here and not at the respective test modules because it's not worth
# duplicating the test for the different methods
message = await bot.send_document(chat_id, data_file("text_file.txt").read_bytes())
out = BytesIO()
assert await (await message.document.get_file()).download(out=out)
out.seek(0)
assert out.read().decode("utf-8") == "PTB Rocks! ⅞"
async def test_send_string(self, bot, chat_id):
# We test this here and not at the respective test modules because it's not worth
# duplicating the test for the different methods
message = await bot.send_document(
chat_id, InputFile(data_file("text_file.txt").read_text(encoding="utf-8"))
)
out = BytesIO()
assert await (await message.document.get_file()).download(out=out)
out.seek(0)
assert out.read().decode("utf-8") == "PTB Rocks! ⅞"