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23740eaa3d
During the migration the automated script to update the copyright headers accidentally got rid of some of the existing copyright lines. Reinstate them.
146 lines
4.8 KiB
Python
146 lines
4.8 KiB
Python
#
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# This file is licensed under the Affero General Public License (AGPL) version 3.
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#
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# Copyright 2020 The Matrix.org Foundation C.I.C.
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# Copyright (C) 2023 New Vector, Ltd
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# See the GNU Affero General Public License for more details:
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# <https://www.gnu.org/licenses/agpl-3.0.html>.
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#
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# Originally licensed under the Apache License, Version 2.0:
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# <http://www.apache.org/licenses/LICENSE-2.0>.
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#
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# [This file includes modifications made by New Vector Limited]
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#
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#
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import json
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from http import HTTPStatus
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from io import BytesIO
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from typing import Tuple, Union
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from unittest.mock import Mock
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from synapse.api.errors import Codes, SynapseError
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from synapse.http.servlet import (
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RestServlet,
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parse_json_object_from_request,
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parse_json_value_from_request,
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)
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from synapse.http.site import SynapseRequest
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from synapse.rest.client._base import client_patterns
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from synapse.server import HomeServer
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from synapse.types import JsonDict
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from synapse.util.cancellation import cancellable
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from tests import unittest
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from tests.http.server._base import test_disconnect
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def make_request(content: Union[bytes, JsonDict]) -> Mock:
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"""Make an object that acts enough like a request."""
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request = Mock(spec=["method", "uri", "content"])
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if isinstance(content, dict):
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content = json.dumps(content).encode("utf8")
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request.method = bytes("STUB_METHOD", "ascii")
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request.uri = bytes("/test_stub_uri", "ascii")
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request.content = BytesIO(content)
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return request
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class TestServletUtils(unittest.TestCase):
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def test_parse_json_value(self) -> None:
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"""Basic tests for parse_json_value_from_request."""
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# Test round-tripping.
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obj = {"foo": 1}
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result1 = parse_json_value_from_request(make_request(obj))
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self.assertEqual(result1, obj)
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# Results don't have to be objects.
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result2 = parse_json_value_from_request(make_request(b'["foo"]'))
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self.assertEqual(result2, ["foo"])
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# Test empty.
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with self.assertRaises(SynapseError):
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parse_json_value_from_request(make_request(b""))
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result3 = parse_json_value_from_request(
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make_request(b""), allow_empty_body=True
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)
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self.assertIsNone(result3)
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# Invalid UTF-8.
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with self.assertRaises(SynapseError):
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parse_json_value_from_request(make_request(b"\xFF\x00"))
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# Invalid JSON.
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with self.assertRaises(SynapseError):
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parse_json_value_from_request(make_request(b"foo"))
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with self.assertRaises(SynapseError):
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parse_json_value_from_request(make_request(b'{"foo": Infinity}'))
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def test_parse_json_object(self) -> None:
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"""Basic tests for parse_json_object_from_request."""
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# Test empty.
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result = parse_json_object_from_request(
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make_request(b""), allow_empty_body=True
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)
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self.assertEqual(result, {})
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# Test not an object
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with self.assertRaises(SynapseError):
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parse_json_object_from_request(make_request(b'["foo"]'))
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class CancellableRestServlet(RestServlet):
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"""A `RestServlet` with a mix of cancellable and uncancellable handlers."""
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PATTERNS = client_patterns("/sleep$")
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def __init__(self, hs: HomeServer):
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super().__init__()
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self.clock = hs.get_clock()
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@cancellable
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async def on_GET(self, request: SynapseRequest) -> Tuple[int, JsonDict]:
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await self.clock.sleep(1.0)
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return HTTPStatus.OK, {"result": True}
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async def on_POST(self, request: SynapseRequest) -> Tuple[int, JsonDict]:
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await self.clock.sleep(1.0)
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return HTTPStatus.OK, {"result": True}
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class TestRestServletCancellation(unittest.HomeserverTestCase):
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"""Tests for `RestServlet` cancellation."""
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servlets = [
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lambda hs, http_server: CancellableRestServlet(hs).register(http_server)
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]
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def test_cancellable_disconnect(self) -> None:
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"""Test that handlers with the `@cancellable` flag can be cancelled."""
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channel = self.make_request("GET", "/sleep", await_result=False)
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test_disconnect(
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self.reactor,
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channel,
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expect_cancellation=True,
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expected_body={"error": "Request cancelled", "errcode": Codes.UNKNOWN},
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)
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def test_uncancellable_disconnect(self) -> None:
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"""Test that handlers without the `@cancellable` flag cannot be cancelled."""
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channel = self.make_request("POST", "/sleep", await_result=False)
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test_disconnect(
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self.reactor,
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channel,
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expect_cancellation=False,
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expected_body={"result": True},
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)
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