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#
# This file is licensed under the Affero General Public License (AGPL) version 3.
#
# Copyright (C) 2023 New Vector, Ltd
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# See the GNU Affero General Public License for more details:
# <https://www.gnu.org/licenses/agpl-3.0.html>.
#
# Originally licensed under the Apache License, Version 2.0:
# <http://www.apache.org/licenses/LICENSE-2.0>.
#
# [This file includes modifications made by New Vector Limited]
#
#
from http import HTTPStatus
from typing import BinaryIO, Callable, Dict, List, Optional, Tuple
from unittest.mock import Mock
from twisted.test.proto_helpers import MemoryReactor
from twisted.web.http_headers import Headers
from synapse.api.errors import Codes, SynapseError
from synapse.http.client import RawHeaders
from synapse.server import HomeServer
from synapse.util import Clock
from tests import unittest
from tests.test_utils import SMALL_PNG, FakeResponse
class TestSSOHandler(unittest.HomeserverTestCase):
def make_homeserver(self, reactor: MemoryReactor, clock: Clock) -> HomeServer:
self.http_client = Mock(spec=["get_file"])
self.http_client.get_file.side_effect = mock_get_file
self.http_client.user_agent = b"Synapse Test"
hs = self.setup_test_homeserver(
proxied_blocklisted_http_client=self.http_client
)
return hs
def test_set_avatar(self) -> None:
"""Tests successfully setting the avatar of a newly created user"""
handler = self.hs.get_sso_handler()
# Create a new user to set avatar for
reg_handler = self.hs.get_registration_handler()
user_id = self.get_success(reg_handler.register_user(approved=True))
self.assertTrue(
self.get_success(handler.set_avatar(user_id, "http://my.server/me.png"))
)
# Ensure avatar is set on this newly created user,
# so no need to compare for the exact image
profile_handler = self.hs.get_profile_handler()
profile = self.get_success(profile_handler.get_profile(user_id))
self.assertIsNot(profile["avatar_url"], None)
@unittest.override_config({"max_avatar_size": 1})
def test_set_avatar_too_big_image(self) -> None:
"""Tests that saving an avatar fails when it is too big"""
handler = self.hs.get_sso_handler()
# any random user works since image check is supposed to fail
user_id = "@sso-user:test"
self.assertFalse(
self.get_success(handler.set_avatar(user_id, "http://my.server/me.png"))
)
@unittest.override_config({"allowed_avatar_mimetypes": ["image/jpeg"]})
def test_set_avatar_incorrect_mime_type(self) -> None:
"""Tests that saving an avatar fails when its mime type is not allowed"""
handler = self.hs.get_sso_handler()
# any random user works since image check is supposed to fail
user_id = "@sso-user:test"
self.assertFalse(
self.get_success(handler.set_avatar(user_id, "http://my.server/me.png"))
)
def test_skip_saving_avatar_when_not_changed(self) -> None:
"""Tests whether saving of avatar correctly skips if the avatar hasn't
changed"""
handler = self.hs.get_sso_handler()
# Create a new user to set avatar for
reg_handler = self.hs.get_registration_handler()
user_id = self.get_success(reg_handler.register_user(approved=True))
# set avatar for the first time, should be a success
self.assertTrue(
self.get_success(handler.set_avatar(user_id, "http://my.server/me.png"))
)
# get avatar picture for comparison after another attempt
profile_handler = self.hs.get_profile_handler()
profile = self.get_success(profile_handler.get_profile(user_id))
url_to_match = profile["avatar_url"]
# set same avatar for the second time, should be a success
self.assertTrue(
self.get_success(handler.set_avatar(user_id, "http://my.server/me.png"))
)
# compare avatar picture's url from previous step
profile = self.get_success(profile_handler.get_profile(user_id))
self.assertEqual(profile["avatar_url"], url_to_match)
async def mock_get_file(
url: str,
output_stream: BinaryIO,
max_size: Optional[int] = None,
headers: Optional[RawHeaders] = None,
is_allowed_content_type: Optional[Callable[[str], bool]] = None,
) -> Tuple[int, Dict[bytes, List[bytes]], str, int]:
fake_response = FakeResponse(code=404)
if url == "http://my.server/me.png":
fake_response = FakeResponse(
code=200,
headers=Headers(
{"Content-Type": ["image/png"], "Content-Length": [str(len(SMALL_PNG))]}
),
body=SMALL_PNG,
)
if max_size is not None and max_size < len(SMALL_PNG):
raise SynapseError(
HTTPStatus.BAD_GATEWAY,
"Requested file is too large > %r bytes" % (max_size,),
Codes.TOO_LARGE,
)
if is_allowed_content_type and not is_allowed_content_type("image/png"):
raise SynapseError(
HTTPStatus.BAD_GATEWAY,
(
"Requested file's content type not allowed for this operation: %s"
% "image/png"
),
)
output_stream.write(fake_response.body)
return len(SMALL_PNG), {b"Content-Type": [b"image/png"]}, "", 200
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