anonymousland-synapse/tests/rest/media/v1/test_media_storage.py
2018-01-18 16:32:11 +00:00

82 lines
2.7 KiB
Python

# -*- coding: utf-8 -*-
# Copyright 2018 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 twisted.internet import defer
from synapse.rest.media.v1._base import FileInfo
from synapse.rest.media.v1.media_storage import MediaStorage
from synapse.rest.media.v1.filepath import MediaFilePaths
from synapse.rest.media.v1.storage_provider import FileStorageProviderBackend
from tests import unittest
import os
import shutil
import tempfile
class MediaStorageTests(unittest.TestCase):
def setUp(self):
self.test_dir = tempfile.mkdtemp(prefix="synapse-tests-")
self.primary_base_path = os.path.join(self.test_dir, "primary")
self.secondary_base_path = os.path.join(self.test_dir, "secondary")
storage_providers = [FileStorageProviderBackend(
self.primary_base_path, self.secondary_base_path
)]
self.filepaths = MediaFilePaths(self.primary_base_path)
self.media_storage = MediaStorage(
self.primary_base_path, self.filepaths, storage_providers,
)
def tearDown(self):
shutil.rmtree(self.test_dir)
@defer.inlineCallbacks
def test_ensure_media_is_in_local_cache(self):
media_id = "some_media_id"
test_body = "Test\n"
# First we create a file that is in a storage provider but not in the
# local primary media store
rel_path = self.filepaths.local_media_filepath_rel(media_id)
secondary_path = os.path.join(self.secondary_base_path, rel_path)
os.makedirs(os.path.dirname(secondary_path))
with open(secondary_path, "w") as f:
f.write(test_body)
# Now we run ensure_media_is_in_local_cache, which should copy the file
# to the local cache.
file_info = FileInfo(None, media_id)
local_path = yield self.media_storage.ensure_media_is_in_local_cache(file_info)
self.assertTrue(os.path.exists(local_path))
# Asserts the file is under the expected local cache directory
self.assertEquals(
os.path.commonprefix([self.primary_base_path, local_path]),
self.primary_base_path,
)
with open(local_path) as f:
body = f.read()
self.assertEqual(test_body, body)