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# Copyright 2023 The Matrix.org Foundation C.I.C.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from typing import Set
from parameterized import parameterized
from synapse.http.proxy import parse_connection_header_value
from tests.unittest import TestCase
class ProxyTests(TestCase):
@parameterized.expand(
[
[b"close, X-Foo, X-Bar", {"Close", "X-Foo", "X-Bar"}],
# No whitespace
[b"close,X-Foo,X-Bar", {"Close", "X-Foo", "X-Bar"}],
# More whitespace
[b"close, X-Foo, X-Bar", {"Close", "X-Foo", "X-Bar"}],
# "close" directive in not the first position
[b"X-Foo, X-Bar, close", {"X-Foo", "X-Bar", "Close"}],
# Normalizes header capitalization
[b"keep-alive, x-fOo, x-bAr", {"Keep-Alive", "X-Foo", "X-Bar"}],
# Handles header names with whitespace
[
b"keep-alive, x foo, x bar",
{"Keep-Alive", "X foo", "X bar"},
],
]
)
def test_parse_connection_header_value(
self,
connection_header_value: bytes,
expected_extra_headers_to_remove: Set[str],
) -> None:
"""
Tests that the connection header value is parsed correctly
"""
self.assertEqual(
expected_extra_headers_to_remove,
parse_connection_header_value(connection_header_value),
)
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