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# Copyright 2019 New Vector Ltd
#
# 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 unittest.mock import Mock
from synapse.media._base import add_file_headers, get_filename_from_headers
from tests import unittest
class GetFileNameFromHeadersTests(unittest.TestCase):
# input -> expected result
TEST_CASES = {
b"attachment; filename=abc.txt": "abc.txt",
b'attachment; filename="azerty"': "azerty",
b'attachment; filename="aze%20rty"': "aze%20rty",
b'attachment; filename="aze"rty"': 'aze"rty',
b'attachment; filename="azer;ty"': "azer;ty",
b"attachment; filename*=utf-8''foo%C2%A3bar": "foo£bar",
}
def tests(self) -> None:
for hdr, expected in self.TEST_CASES.items():
res = get_filename_from_headers({b"Content-Disposition": [hdr]})
self.assertEqual(
res,
expected,
f"expected output for {hdr!r} to be {expected} but was {res}",
)
class AddFileHeadersTests(unittest.TestCase):
TEST_CASES = {
"text/plain": b"inline; filename=file.name",
"text/csv": b"inline; filename=file.name",
"image/png": b"inline; filename=file.name",
"text/html": b"attachment; filename=file.name",
"any/thing": b"attachment; filename=file.name",
}
def test_content_disposition(self) -> None:
for media_type, expected in self.TEST_CASES.items():
request = Mock()
add_file_headers(request, media_type, 0, "file.name")
request.setHeader.assert_any_call(b"Content-Disposition", expected)
def test_no_filename(self) -> None:
request = Mock()
add_file_headers(request, "text/plain", 0, None)
request.setHeader.assert_any_call(b"Content-Disposition", b"inline")
request.reset_mock()
add_file_headers(request, "text/html", 0, None)
request.setHeader.assert_any_call(b"Content-Disposition", b"attachment")
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