yt-dlp/test/test_downloader_http.py

106 lines
3.1 KiB
Python

#!/usr/bin/env python3
# Allow direct execution
import os
import sys
import unittest
sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
import http.server
import re
import threading
from test.helper import http_server_port, try_rm
from yt_dlp import YoutubeDL
from yt_dlp.downloader.http import HttpFD
from yt_dlp.utils._utils import _YDLLogger as FakeLogger
TEST_DIR = os.path.dirname(os.path.abspath(__file__))
TEST_SIZE = 10 * 1024
class HTTPTestRequestHandler(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.search(r'^bytes=(\d+)-(\d+)', range_header)
if mobj:
start = int(mobj.group(1))
end = int(mobj.group(2))
valid_range = start is not None and end is not None
if valid_range:
content_range = f'bytes {start}-{end}'
if total:
content_range += f'/{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
class TestHttpFD(unittest.TestCase):
def setUp(self):
self.httpd = 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):
params['logger'] = FakeLogger()
ydl = YoutubeDL(params)
downloader = HttpFD(ydl, params)
filename = 'testfile.mp4'
try_rm(filename)
self.assertTrue(downloader.real_download(filename, {
'url': f'http://127.0.0.1:{self.port}/{ep}',
}), ep)
self.assertEqual(os.path.getsize(filename), TEST_SIZE, ep)
try_rm(filename)
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({})
def test_chunked(self):
self.download_all({
'http_chunk_size': 1000,
})
if __name__ == '__main__':
unittest.main()