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supysonic/tests/api/test_transcoding.py
Alban Féron 82187fd4c4
pyupgrade
2023-01-08 16:16:28 +01:00

129 lines
4.2 KiB
Python

# This file is part of Supysonic.
# Supysonic is a Python implementation of the Subsonic server API.
#
# Copyright (C) 2017-2022 Alban 'spl0k' Féron
#
# Distributed under terms of the GNU AGPLv3 license.
import unittest
import sys
from flask import current_app
from supysonic.db import Track
from supysonic.managers.folder import FolderManager
from supysonic.scanner import Scanner
from .apitestbase import ApiTestBase
class TranscodingTestCase(ApiTestBase):
def setUp(self):
super().setUp()
FolderManager.add("Folder", "tests/assets/folder")
scanner = Scanner()
scanner.queue_folder("Folder")
scanner.run()
self.trackid = Track.get().id
def _stream(self, **kwargs):
kwargs.update(
{"u": "alice", "p": "Alic3", "c": "tests", "v": "1.9.0", "id": self.trackid}
)
rv = self.client.get("/rest/stream.view", query_string=kwargs)
self.assertEqual(rv.status_code, 200)
self.assertFalse(rv.mimetype.startswith("text/"))
return rv
def test_no_transcoding_available(self):
self._make_request("stream", {"id": self.trackid, "format": "wat"}, error=0)
@unittest.skipIf(
sys.platform == "win32",
"Can't test transcoding on Windows because of a lack of simple commandline tools",
)
def test_direct_transcode(self):
rv = self._stream(maxBitRate=96, estimateContentLength="true")
self.assertIn(b"tests/assets/folder/silence.mp3", rv.data)
self.assertTrue(rv.data.endswith(b"96"))
self.assertIn("Content-Length", rv.headers)
self.assertEqual(rv.content_length, 48000) # 4s at 96kbps
@unittest.skipIf(
sys.platform == "win32",
"Can't test transcoding on Windows because of a lack of simple commandline tools",
)
def test_decode_encode(self):
rv = self._stream(format="cat")
self.assertEqual(rv.data, b"Pushing out some mp3 data...")
rv = self._stream(format="md5")
self.assertTrue(rv.data.startswith(b"dbb16c0847e5d8c3b1867604828cb50b"))
@unittest.skipIf(
sys.platform == "win32",
"Can't test transcoding on Windows because of a lack of simple commandline tools",
)
def test_mostly_transcoded_cached(self):
# See https://github.com/spl0k/supysonic/issues/202
rv = self._stream(maxBitRate=96, estimateContentLength="true", format="rnd")
read = 0
it = iter(rv.response)
# Read up to the estimated length
while read < 48000:
read += len(next(it))
rv.response.close()
rv.close()
key = f"{self.trackid}-96.rnd"
with self.app_context():
self.assertTrue(current_app.transcode_cache.has(key))
self.assertEqual(current_app.transcode_cache.size, 52000)
@unittest.skipIf(
sys.platform == "win32",
"Can't test transcoding on Windows because of a lack of simple commandline tools",
)
def test_partly_transcoded_cached(self):
rv = self._stream(maxBitRate=96, estimateContentLength="true", format="rnd")
# read one check of data then close the connection
next(iter(rv.response))
rv.response.close()
rv.close()
key = f"{self.trackid}-96.rnd"
with self.app_context():
self.assertFalse(current_app.transcode_cache.has(key))
self.assertEqual(current_app.transcode_cache.size, 0)
@unittest.skipIf(
sys.platform == "win32",
"Can't test transcoding on Windows because of a lack of simple commandline tools",
)
def test_last_chunk_close_transcoded_cached(self):
rv = self._stream(maxBitRate=96, estimateContentLength="true", format="rnd")
read = 0
it = iter(rv.response)
# Read up to the last chunk of data but keep the generator "alive"
while read < 52000:
read += len(next(it))
rv.response.close()
rv.close()
key = f"{self.trackid}-96.rnd"
with self.app_context():
self.assertTrue(current_app.transcode_cache.has(key))
self.assertEqual(current_app.transcode_cache.size, 52000)
if __name__ == "__main__":
unittest.main()