youtube-dl/test/test_downloader_external.py

116 lines
3.7 KiB
Python

#!/usr/bin/env python
# coding: utf-8
from __future__ import unicode_literals
# Allow direct execution
import os
import re
import sys
import subprocess
import unittest
sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
from test.helper import (
FakeLogger,
http_server_port,
try_rm,
)
from youtube_dl import YoutubeDL
from youtube_dl.compat import compat_http_server
from youtube_dl.utils import encodeFilename
from youtube_dl.downloader.external import Aria2pFD
import threading
TEST_DIR = os.path.dirname(os.path.abspath(__file__))
TEST_SIZE = 10 * 1024
class HTTPTestRequestHandler(compat_http_server.BaseHTTPRequestHandler):
def log_message(self, format, *args):
pass
def send_content_range(self, total=None):
range_header = self.headers.get('Range')
start = end = None
if range_header:
mobj = re.match(r'bytes=(\d+)-(\d+)', range_header)
if mobj:
start, end = (int(mobj.group(i)) for i in (1, 2))
valid_range = start is not None and end is not None
if valid_range:
content_range = 'bytes %d-%d' % (start, end)
if total:
content_range += '/%d' % total
self.send_header('Content-Range', content_range)
return (end - start + 1) if valid_range else total
def serve(self, range=True, content_length=True):
self.send_response(200)
self.send_header('Content-Type', 'video/mp4')
size = TEST_SIZE
if range:
size = self.send_content_range(TEST_SIZE)
if content_length:
self.send_header('Content-Length', size)
self.end_headers()
self.wfile.write(b'#' * size)
def do_GET(self):
if self.path == '/regular':
self.serve()
elif self.path == '/no-content-length':
self.serve(content_length=False)
elif self.path == '/no-range':
self.serve(range=False)
elif self.path == '/no-range-no-content-length':
self.serve(range=False, content_length=False)
else:
assert False, 'unrecognised server path'
@unittest.skipUnless(Aria2pFD.available(), 'aria2p module not found')
class TestAria2pFD(unittest.TestCase):
def setUp(self):
self.httpd = compat_http_server.HTTPServer(
('127.0.0.1', 0), HTTPTestRequestHandler)
self.port = http_server_port(self.httpd)
self.server_thread = threading.Thread(target=self.httpd.serve_forever)
self.server_thread.daemon = True
self.server_thread.start()
def download(self, params, ep):
with subprocess.Popen(
['aria2c', '--enable-rpc'],
stdout=subprocess.DEVNULL,
stderr=subprocess.DEVNULL
) as process:
if not process.poll():
filename = 'testfile.mp4'
params['logger'] = FakeLogger()
params['outtmpl'] = filename
ydl = YoutubeDL(params)
try_rm(encodeFilename(filename))
self.assertEqual(ydl.download(['http://127.0.0.1:%d/%s' % (self.port, ep)]), 0)
self.assertEqual(os.path.getsize(encodeFilename(filename)), TEST_SIZE)
try_rm(encodeFilename(filename))
process.kill()
def download_all(self, params):
for ep in ('regular', 'no-content-length', 'no-range', 'no-range-no-content-length'):
self.download(params, ep)
def test_regular(self):
self.download_all({'external_downloader': 'aria2p'})
def test_chunked(self):
self.download_all({
'external_downloader': 'aria2p',
'http_chunk_size': 1000,
})
if __name__ == '__main__':
unittest.main()