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yt-dlp/test/test_networking.py
Simon Sawicki c2ff2dbaec [rh:requests] Work around partial read dropping data (#13599) 
Authored by: Grub4K
2025-07-02 00:12:43 +02:00

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#!/usr/bin/env python3
# Allow direct execution
import os
import sys
import pytest
from yt_dlp.networking.common import Features, DEFAULT_TIMEOUT
sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
import gzip
import http.client
import http.cookiejar
import http.server
import io
import logging
import pathlib
import random
import ssl
import tempfile
import threading
import time
import urllib.request
import warnings
import zlib
from email.message import Message
from http.cookiejar import CookieJar
from test.helper import (
FakeYDL,
http_server_port,
validate_and_send,
verify_address_availability,
)
from yt_dlp.cookies import YoutubeDLCookieJar
from yt_dlp.dependencies import brotli, curl_cffi, requests, urllib3
from yt_dlp.networking import (
HEADRequest,
PATCHRequest,
PUTRequest,
Request,
RequestDirector,
RequestHandler,
Response,
)
from yt_dlp.networking._urllib import UrllibRH
from yt_dlp.networking.exceptions import (
CertificateVerifyError,
HTTPError,
IncompleteRead,
NoSupportingHandlers,
ProxyError,
RequestError,
SSLError,
TransportError,
UnsupportedRequest,
)
from yt_dlp.networking.impersonate import (
ImpersonateRequestHandler,
ImpersonateTarget,
)
from yt_dlp.utils import YoutubeDLError
from yt_dlp.utils._utils import _YDLLogger as FakeLogger
from yt_dlp.utils.networking import HTTPHeaderDict, std_headers
TEST_DIR = os.path.dirname(os.path.abspath(__file__))
class HTTPTestRequestHandler(http.server.BaseHTTPRequestHandler):
protocol_version = 'HTTP/1.1'
default_request_version = 'HTTP/1.1'
def log_message(self, format, *args):
pass
def _headers(self):
payload = str(self.headers).encode()
self.send_response(200)
self.send_header('Content-Type', 'application/json')
self.send_header('Content-Length', str(len(payload)))
self.end_headers()
self.wfile.write(payload)
def _redirect(self):
self.send_response(int(self.path[len('/redirect_'):]))
self.send_header('Location', '/method')
self.send_header('Content-Length', '0')
self.end_headers()
def _method(self, method, payload=None):
self.send_response(200)
self.send_header('Content-Length', str(len(payload or '')))
self.send_header('Method', method)
self.end_headers()
if payload:
self.wfile.write(payload)
def _status(self, status):
payload = f'<html>{status} NOT FOUND</html>'.encode()
self.send_response(int(status))
self.send_header('Content-Type', 'text/html; charset=utf-8')
self.send_header('Content-Length', str(len(payload)))
self.end_headers()
self.wfile.write(payload)
def _read_data(self):
if 'Content-Length' in self.headers:
return self.rfile.read(int(self.headers['Content-Length']))
else:
return b''
def do_POST(self):
data = self._read_data() + str(self.headers).encode()
if self.path.startswith('/redirect_'):
self._redirect()
elif self.path.startswith('/method'):
self._method('POST', data)
elif self.path.startswith('/headers'):
self._headers()
else:
self._status(404)
def do_HEAD(self):
if self.path.startswith('/redirect_'):
self._redirect()
elif self.path.startswith('/method'):
self._method('HEAD')
else:
self._status(404)
def do_PUT(self):
data = self._read_data() + str(self.headers).encode()
if self.path.startswith('/redirect_'):
self._redirect()
elif self.path.startswith('/method'):
self._method('PUT', data)
else:
self._status(404)
def do_GET(self):
if self.path == '/video.html':
payload = b'<html><video src="/vid.mp4" /></html>'
self.send_response(200)
self.send_header('Content-Type', 'text/html; charset=utf-8')
self.send_header('Content-Length', str(len(payload)))
self.end_headers()
self.wfile.write(payload)
elif self.path == '/vid.mp4':
payload = b'\x00\x00\x00\x00\x20\x66\x74[video]'
self.send_response(200)
self.send_header('Content-Type', 'video/mp4')
self.send_header('Content-Length', str(len(payload)))
self.end_headers()
self.wfile.write(payload)
elif self.path == '/%E4%B8%AD%E6%96%87.html':
payload = b'<html><video src="/vid.mp4" /></html>'
self.send_response(200)
self.send_header('Content-Type', 'text/html; charset=utf-8')
self.send_header('Content-Length', str(len(payload)))
self.end_headers()
self.wfile.write(payload)
elif self.path == '/%c7%9f':
payload = b'<html><video src="/vid.mp4" /></html>'
self.send_response(200)
self.send_header('Content-Type', 'text/html; charset=utf-8')
self.send_header('Content-Length', str(len(payload)))
self.end_headers()
self.wfile.write(payload)
elif self.path.startswith('/redirect_loop'):
self.send_response(301)
self.send_header('Location', self.path)
self.send_header('Content-Length', '0')
self.end_headers()
elif self.path == '/redirect_dotsegments':
self.send_response(301)
# redirect to /headers but with dot segments before
self.send_header('Location', '/a/b/./../../headers')
self.send_header('Content-Length', '0')
self.end_headers()
elif self.path == '/redirect_dotsegments_absolute':
self.send_response(301)
# redirect to /headers but with dot segments before - absolute url
self.send_header('Location', f'http://127.0.0.1:{http_server_port(self.server)}/a/b/./../../headers')
self.send_header('Content-Length', '0')
self.end_headers()
elif self.path.startswith('/redirect_'):
self._redirect()
elif self.path.startswith('/method'):
self._method('GET', str(self.headers).encode())
elif self.path.startswith('/headers'):
self._headers()
elif self.path.startswith('/308-to-headers'):
self.send_response(308)
# redirect to "localhost" for testing cookie redirection handling
self.send_header('Location', f'http://localhost:{self.connection.getsockname()[1]}/headers')
self.send_header('Content-Length', '0')
self.end_headers()
elif self.path == '/trailing_garbage':
payload = b'<html><video src="/vid.mp4" /></html>'
self.send_response(200)
self.send_header('Content-Type', 'text/html; charset=utf-8')
self.send_header('Content-Encoding', 'gzip')
buf = io.BytesIO()
with gzip.GzipFile(fileobj=buf, mode='wb') as f:
f.write(payload)
compressed = buf.getvalue() + b'trailing garbage'
self.send_header('Content-Length', str(len(compressed)))
self.end_headers()
self.wfile.write(compressed)
elif self.path == '/302-non-ascii-redirect':
new_url = f'http://127.0.0.1:{http_server_port(self.server)}/中文.html'
self.send_response(301)
self.send_header('Location', new_url)
self.send_header('Content-Length', '0')
self.end_headers()
elif self.path == '/content-encoding':
encodings = self.headers.get('ytdl-encoding', '')
payload = b'<html><video src="/vid.mp4" /></html>'
for encoding in filter(None, (e.strip() for e in encodings.split(','))):
if encoding == 'br' and brotli:
payload = brotli.compress(payload)
elif encoding == 'gzip':
payload = gzip.compress(payload, mtime=0)
elif encoding == 'deflate':
payload = zlib.compress(payload)
elif encoding == 'unsupported':
payload = b'raw'
break
else:
self._status(415)
return
self.send_response(200)
self.send_header('Content-Encoding', encodings)
self.send_header('Content-Length', str(len(payload)))
self.end_headers()
self.wfile.write(payload)
elif self.path.startswith('/gen_'):
payload = b'<html></html>'
self.send_response(int(self.path[len('/gen_'):]))
self.send_header('Content-Type', 'text/html; charset=utf-8')
self.send_header('Content-Length', str(len(payload)))
self.end_headers()
self.wfile.write(payload)
elif self.path.startswith('/incompleteread'):
payload = b'<html></html>'
self.send_response(200)
self.send_header('Content-Type', 'text/html; charset=utf-8')
self.send_header('Content-Length', '234234')
self.end_headers()
self.wfile.write(payload)
self.finish()
elif self.path.startswith('/timeout_'):
time.sleep(int(self.path[len('/timeout_'):]))
self._headers()
elif self.path == '/source_address':
payload = str(self.client_address[0]).encode()
self.send_response(200)
self.send_header('Content-Type', 'text/html; charset=utf-8')
self.send_header('Content-Length', str(len(payload)))
self.end_headers()
self.wfile.write(payload)
self.finish()
elif self.path == '/get_cookie':
self.send_response(200)
self.send_header('Set-Cookie', 'test=ytdlp; path=/')
self.end_headers()
self.finish()
else:
self._status(404)
def send_header(self, keyword, value):
"""
Forcibly allow HTTP server to send non percent-encoded non-ASCII characters in headers.
This is against what is defined in RFC 3986, however we need to test we support this
since some sites incorrectly do this.
"""
if keyword.lower() == 'connection':
return super().send_header(keyword, value)
if not hasattr(self, '_headers_buffer'):
self._headers_buffer = []
self._headers_buffer.append(f'{keyword}: {value}\r\n'.encode())
class TestRequestHandlerBase:
@classmethod
def setup_class(cls):
cls.http_httpd = http.server.ThreadingHTTPServer(
('127.0.0.1', 0), HTTPTestRequestHandler)
cls.http_port = http_server_port(cls.http_httpd)
cls.http_server_thread = threading.Thread(target=cls.http_httpd.serve_forever)
# FIXME: we should probably stop the http server thread after each test
# See: https://github.com/yt-dlp/yt-dlp/pull/7094#discussion_r1199746041
cls.http_server_thread.daemon = True
cls.http_server_thread.start()
# HTTPS server
certfn = os.path.join(TEST_DIR, 'testcert.pem')
cls.https_httpd = http.server.ThreadingHTTPServer(
('127.0.0.1', 0), HTTPTestRequestHandler)
sslctx = ssl.SSLContext(ssl.PROTOCOL_TLS_SERVER)
sslctx.load_cert_chain(certfn, None)
cls.https_httpd.socket = sslctx.wrap_socket(cls.https_httpd.socket, server_side=True)
cls.https_port = http_server_port(cls.https_httpd)
cls.https_server_thread = threading.Thread(target=cls.https_httpd.serve_forever)
cls.https_server_thread.daemon = True
cls.https_server_thread.start()
@pytest.mark.parametrize('handler', ['Urllib', 'Requests', 'CurlCFFI'], indirect=True)
class TestHTTPRequestHandler(TestRequestHandlerBase):
def test_verify_cert(self, handler):
with handler() as rh:
with pytest.raises(CertificateVerifyError):
validate_and_send(rh, Request(f'https://127.0.0.1:{self.https_port}/headers'))
with handler(verify=False) as rh:
r = validate_and_send(rh, Request(f'https://127.0.0.1:{self.https_port}/headers'))
assert r.status == 200
r.close()
def test_ssl_error(self, handler):
# HTTPS server with too old TLS version
# XXX: is there a better way to test this than to create a new server?
https_httpd = http.server.ThreadingHTTPServer(
('127.0.0.1', 0), HTTPTestRequestHandler)
sslctx = ssl.SSLContext(ssl.PROTOCOL_TLS_SERVER)
https_httpd.socket = sslctx.wrap_socket(https_httpd.socket, server_side=True)
https_port = http_server_port(https_httpd)
https_server_thread = threading.Thread(target=https_httpd.serve_forever)
https_server_thread.daemon = True
https_server_thread.start()
with handler(verify=False) as rh:
with pytest.raises(SSLError, match=r'(?i)ssl(?:v3|/tls).alert.handshake.failure') as exc_info:
validate_and_send(rh, Request(f'https://127.0.0.1:{https_port}/headers'))
assert not issubclass(exc_info.type, CertificateVerifyError)
@pytest.mark.skip_handler('CurlCFFI', 'legacy_ssl ignored by CurlCFFI')
def test_legacy_ssl_extension(self, handler):
# HTTPS server with old ciphers
# XXX: is there a better way to test this than to create a new server?
https_httpd = http.server.ThreadingHTTPServer(
('127.0.0.1', 0), HTTPTestRequestHandler)
sslctx = ssl.SSLContext(ssl.PROTOCOL_TLS_SERVER)
sslctx.maximum_version = ssl.TLSVersion.TLSv1_2
sslctx.set_ciphers('SHA1:AESCCM:aDSS:eNULL:aNULL')
sslctx.load_cert_chain(os.path.join(TEST_DIR, 'testcert.pem'), None)
https_httpd.socket = sslctx.wrap_socket(https_httpd.socket, server_side=True)
https_port = http_server_port(https_httpd)
https_server_thread = threading.Thread(target=https_httpd.serve_forever)
https_server_thread.daemon = True
https_server_thread.start()
with handler(verify=False) as rh:
res = validate_and_send(rh, Request(f'https://127.0.0.1:{https_port}/headers', extensions={'legacy_ssl': True}))
assert res.status == 200
res.close()
# Ensure only applies to request extension
with pytest.raises(SSLError):
validate_and_send(rh, Request(f'https://127.0.0.1:{https_port}/headers'))
@pytest.mark.skip_handler('CurlCFFI', 'legacy_ssl ignored by CurlCFFI')
def test_legacy_ssl_support(self, handler):
# HTTPS server with old ciphers
# XXX: is there a better way to test this than to create a new server?
https_httpd = http.server.ThreadingHTTPServer(
('127.0.0.1', 0), HTTPTestRequestHandler)
sslctx = ssl.SSLContext(ssl.PROTOCOL_TLS_SERVER)
sslctx.maximum_version = ssl.TLSVersion.TLSv1_2
sslctx.set_ciphers('SHA1:AESCCM:aDSS:eNULL:aNULL')
sslctx.load_cert_chain(os.path.join(TEST_DIR, 'testcert.pem'), None)
https_httpd.socket = sslctx.wrap_socket(https_httpd.socket, server_side=True)
https_port = http_server_port(https_httpd)
https_server_thread = threading.Thread(target=https_httpd.serve_forever)
https_server_thread.daemon = True
https_server_thread.start()
with handler(verify=False, legacy_ssl_support=True) as rh:
res = validate_and_send(rh, Request(f'https://127.0.0.1:{https_port}/headers'))
assert res.status == 200
res.close()
def test_percent_encode(self, handler):
with handler() as rh:
# Unicode characters should be encoded with uppercase percent-encoding
res = validate_and_send(rh, Request(f'http://127.0.0.1:{self.http_port}/中文.html'))
assert res.status == 200
res.close()
# don't normalize existing percent encodings
res = validate_and_send(rh, Request(f'http://127.0.0.1:{self.http_port}/%c7%9f'))
assert res.status == 200
res.close()
@pytest.mark.parametrize('path', [
'/a/b/./../../headers',
'/redirect_dotsegments',
# https://github.com/yt-dlp/yt-dlp/issues/9020
'/redirect_dotsegments_absolute',
])
def test_remove_dot_segments(self, handler, path):
with handler(verbose=True) as rh:
# This isn't a comprehensive test,
# but it should be enough to check whether the handler is removing dot segments in required scenarios
res = validate_and_send(rh, Request(f'http://127.0.0.1:{self.http_port}{path}'))
assert res.status == 200
assert res.url == f'http://127.0.0.1:{self.http_port}/headers'
res.close()
@pytest.mark.skip_handler('CurlCFFI', 'not supported by curl-cffi (non-standard)')
def test_unicode_path_redirection(self, handler):
with handler() as rh:
r = validate_and_send(rh, Request(f'http://127.0.0.1:{self.http_port}/302-non-ascii-redirect'))
assert r.url == f'http://127.0.0.1:{self.http_port}/%E4%B8%AD%E6%96%87.html'
r.close()
def test_raise_http_error(self, handler):
with handler() as rh:
for bad_status in (400, 500, 599, 302):
with pytest.raises(HTTPError):
validate_and_send(rh, Request(f'http://127.0.0.1:{self.http_port}/gen_{bad_status}'))
# Should not raise an error
validate_and_send(rh, Request(f'http://127.0.0.1:{self.http_port}/gen_200')).close()
def test_response_url(self, handler):
with handler() as rh:
# Response url should be that of the last url in redirect chain
res = validate_and_send(rh, Request(f'http://127.0.0.1:{self.http_port}/redirect_301'))
assert res.url == f'http://127.0.0.1:{self.http_port}/method'
res.close()
res2 = validate_and_send(rh, Request(f'http://127.0.0.1:{self.http_port}/gen_200'))
assert res2.url == f'http://127.0.0.1:{self.http_port}/gen_200'
res2.close()
# Covers some basic cases we expect some level of consistency between request handlers for
@pytest.mark.parametrize('redirect_status,method,expected', [
# A 303 must either use GET or HEAD for subsequent request
(303, 'POST', ('', 'GET', False)),
(303, 'HEAD', ('', 'HEAD', False)),
# 301 and 302 turn POST only into a GET
(301, 'POST', ('', 'GET', False)),
(301, 'HEAD', ('', 'HEAD', False)),
(302, 'POST', ('', 'GET', False)),
(302, 'HEAD', ('', 'HEAD', False)),
# 307 and 308 should not change method
(307, 'POST', ('testdata', 'POST', True)),
(308, 'POST', ('testdata', 'POST', True)),
(307, 'HEAD', ('', 'HEAD', False)),
(308, 'HEAD', ('', 'HEAD', False)),
])
def test_redirect(self, handler, redirect_status, method, expected):
with handler() as rh:
data = b'testdata' if method == 'POST' else None
headers = {}
if data is not None:
headers['Content-Type'] = 'application/test'
res = validate_and_send(
rh, Request(f'http://127.0.0.1:{self.http_port}/redirect_{redirect_status}', method=method, data=data,
headers=headers))
headers = b''
data_recv = b''
if data is not None:
data_recv += res.read(len(data))
if data_recv != data:
headers += data_recv
data_recv = b''
headers += res.read()
assert expected[0] == data_recv.decode()
assert expected[1] == res.headers.get('method')
assert expected[2] == ('content-length' in headers.decode().lower())
def test_request_cookie_header(self, handler):
# We should accept a Cookie header being passed as in normal headers and handle it appropriately.
with handler() as rh:
# Specified Cookie header should be used
res = validate_and_send(
rh, Request(
f'http://127.0.0.1:{self.http_port}/headers',
headers={'Cookie': 'test=test'})).read().decode()
assert 'cookie: test=test' in res.lower()
# Specified Cookie header should be removed on any redirect
res = validate_and_send(
rh, Request(
f'http://127.0.0.1:{self.http_port}/308-to-headers',
headers={'Cookie': 'test=test2'})).read().decode()
assert 'cookie: test=test2' not in res.lower()
# Specified Cookie header should override global cookiejar for that request
# Whether cookies from the cookiejar is applied on the redirect is considered undefined for now
cookiejar = YoutubeDLCookieJar()
cookiejar.set_cookie(http.cookiejar.Cookie(
version=0, name='test', value='ytdlp', port=None, port_specified=False,
domain='127.0.0.1', domain_specified=True, domain_initial_dot=False, path='/',
path_specified=True, secure=False, expires=None, discard=False, comment=None,
comment_url=None, rest={}))
with handler(cookiejar=cookiejar) as rh:
data = validate_and_send(
rh, Request(f'http://127.0.0.1:{self.http_port}/headers', headers={'cookie': 'test=test3'})).read()
assert b'cookie: test=ytdlp' not in data.lower()
assert b'cookie: test=test3' in data.lower()
def test_redirect_loop(self, handler):
with handler() as rh:
with pytest.raises(HTTPError, match='redirect loop'):
validate_and_send(rh, Request(f'http://127.0.0.1:{self.http_port}/redirect_loop'))
def test_incompleteread(self, handler):
with handler(timeout=2) as rh:
with pytest.raises(IncompleteRead, match='13 bytes read, 234221 more expected'):
validate_and_send(rh, Request(f'http://127.0.0.1:{self.http_port}/incompleteread')).read()
def test_cookies(self, handler):
cookiejar = YoutubeDLCookieJar()
cookiejar.set_cookie(http.cookiejar.Cookie(
0, 'test', 'ytdlp', None, False, '127.0.0.1', True,
False, '/headers', True, False, None, False, None, None, {}))
with handler(cookiejar=cookiejar) as rh:
data = validate_and_send(rh, Request(f'http://127.0.0.1:{self.http_port}/headers')).read()
assert b'cookie: test=ytdlp' in data.lower()
# Per request
with handler() as rh:
data = validate_and_send(
rh, Request(f'http://127.0.0.1:{self.http_port}/headers', extensions={'cookiejar': cookiejar})).read()
assert b'cookie: test=ytdlp' in data.lower()
def test_cookie_sync_only_cookiejar(self, handler):
# Ensure that cookies are ONLY being handled by the cookiejar
with handler() as rh:
validate_and_send(rh, Request(f'http://127.0.0.1:{self.http_port}/get_cookie', extensions={'cookiejar': YoutubeDLCookieJar()}))
data = validate_and_send(rh, Request(f'http://127.0.0.1:{self.http_port}/headers', extensions={'cookiejar': YoutubeDLCookieJar()})).read()
assert b'cookie: test=ytdlp' not in data.lower()
def test_cookie_sync_delete_cookie(self, handler):
# Ensure that cookies are ONLY being handled by the cookiejar
cookiejar = YoutubeDLCookieJar()
with handler(cookiejar=cookiejar) as rh:
validate_and_send(rh, Request(f'http://127.0.0.1:{self.http_port}/get_cookie'))
data = validate_and_send(rh, Request(f'http://127.0.0.1:{self.http_port}/headers')).read()
assert b'cookie: test=ytdlp' in data.lower()
cookiejar.clear_session_cookies()
data = validate_and_send(rh, Request(f'http://127.0.0.1:{self.http_port}/headers')).read()
assert b'cookie: test=ytdlp' not in data.lower()
def test_headers(self, handler):
with handler(headers=HTTPHeaderDict({'test1': 'test', 'test2': 'test2'})) as rh:
# Global Headers
data = validate_and_send(rh, Request(f'http://127.0.0.1:{self.http_port}/headers')).read().lower()
assert b'test1: test' in data
# Per request headers, merged with global
data = validate_and_send(rh, Request(
f'http://127.0.0.1:{self.http_port}/headers', headers={'test2': 'changed', 'test3': 'test3'})).read().lower()
assert b'test1: test' in data
assert b'test2: changed' in data
assert b'test2: test2' not in data
assert b'test3: test3' in data
def test_read_timeout(self, handler):
with handler() as rh:
# Default timeout is 20 seconds, so this should go through
validate_and_send(
rh, Request(f'http://127.0.0.1:{self.http_port}/timeout_1'))
with handler(timeout=0.1) as rh:
with pytest.raises(TransportError):
validate_and_send(
rh, Request(f'http://127.0.0.1:{self.http_port}/timeout_5'))
# Per request timeout, should override handler timeout
validate_and_send(
rh, Request(f'http://127.0.0.1:{self.http_port}/timeout_1', extensions={'timeout': 4}))
def test_connect_timeout(self, handler):
# nothing should be listening on this port
connect_timeout_url = 'http://10.255.255.255'
with handler(timeout=0.01) as rh, pytest.raises(TransportError):
now = time.time()
validate_and_send(rh, Request(connect_timeout_url))
assert time.time() - now < DEFAULT_TIMEOUT
# Per request timeout, should override handler timeout
request = Request(connect_timeout_url, extensions={'timeout': 0.01})
with handler() as rh, pytest.raises(TransportError):
now = time.time()
validate_and_send(rh, request)
assert time.time() - now < DEFAULT_TIMEOUT
def test_source_address(self, handler):
source_address = f'127.0.0.{random.randint(5, 255)}'
# on some systems these loopback addresses we need for testing may not be available
# see: https://github.com/yt-dlp/yt-dlp/issues/8890
verify_address_availability(source_address)
with handler(source_address=source_address) as rh:
data = validate_and_send(
rh, Request(f'http://127.0.0.1:{self.http_port}/source_address')).read().decode()
assert source_address == data
@pytest.mark.skip_handler('CurlCFFI', 'not supported by curl-cffi')
def test_gzip_trailing_garbage(self, handler):
with handler() as rh:
data = validate_and_send(rh, Request(f'http://localhost:{self.http_port}/trailing_garbage')).read().decode()
assert data == '<html><video src="/vid.mp4" /></html>'
@pytest.mark.skip_handler('CurlCFFI', 'not applicable to curl-cffi')
@pytest.mark.skipif(not brotli, reason='brotli support is not installed')
def test_brotli(self, handler):
with handler() as rh:
res = validate_and_send(
rh, Request(
f'http://127.0.0.1:{self.http_port}/content-encoding',
headers={'ytdl-encoding': 'br'}))
assert res.headers.get('Content-Encoding') == 'br'
assert res.read() == b'<html><video src="/vid.mp4" /></html>'
def test_deflate(self, handler):
with handler() as rh:
res = validate_and_send(
rh, Request(
f'http://127.0.0.1:{self.http_port}/content-encoding',
headers={'ytdl-encoding': 'deflate'}))
assert res.headers.get('Content-Encoding') == 'deflate'
assert res.read() == b'<html><video src="/vid.mp4" /></html>'
def test_gzip(self, handler):
with handler() as rh:
res = validate_and_send(
rh, Request(
f'http://127.0.0.1:{self.http_port}/content-encoding',
headers={'ytdl-encoding': 'gzip'}))
assert res.headers.get('Content-Encoding') == 'gzip'
assert res.read() == b'<html><video src="/vid.mp4" /></html>'
def test_multiple_encodings(self, handler):
with handler() as rh:
for pair in ('gzip,deflate', 'deflate, gzip', 'gzip, gzip', 'deflate, deflate'):
res = validate_and_send(
rh, Request(
f'http://127.0.0.1:{self.http_port}/content-encoding',
headers={'ytdl-encoding': pair}))
assert res.headers.get('Content-Encoding') == pair
assert res.read() == b'<html><video src="/vid.mp4" /></html>'
@pytest.mark.skip_handler('CurlCFFI', 'not supported by curl-cffi')
def test_unsupported_encoding(self, handler):
with handler() as rh:
res = validate_and_send(
rh, Request(
f'http://127.0.0.1:{self.http_port}/content-encoding',
headers={'ytdl-encoding': 'unsupported', 'Accept-Encoding': '*'}))
assert res.headers.get('Content-Encoding') == 'unsupported'
assert res.read() == b'raw'
def test_read(self, handler):
with handler() as rh:
res = validate_and_send(
rh, Request(f'http://127.0.0.1:{self.http_port}/headers'))
assert res.readable()
assert res.read(1) == b'H'
assert res.read(3) == b'ost'
assert res.read().decode().endswith('\n\n')
assert res.read() == b''
def test_request_disable_proxy(self, handler):
for proxy_proto in handler._SUPPORTED_PROXY_SCHEMES or ['http']:
# Given the handler is configured with a proxy
with handler(proxies={'http': f'{proxy_proto}://10.255.255.255'}, timeout=5) as rh:
# When a proxy is explicitly set to None for the request
res = validate_and_send(
rh, Request(f'http://127.0.0.1:{self.http_port}/headers', proxies={'http': None}))
# Then no proxy should be used
res.close()
assert res.status == 200
@pytest.mark.skip_handlers_if(
lambda _, handler: Features.NO_PROXY not in handler._SUPPORTED_FEATURES, 'handler does not support NO_PROXY')
def test_noproxy(self, handler):
for proxy_proto in handler._SUPPORTED_PROXY_SCHEMES or ['http']:
# Given the handler is configured with a proxy
with handler(proxies={'http': f'{proxy_proto}://10.255.255.255'}, timeout=5) as rh:
for no_proxy in (f'127.0.0.1:{self.http_port}', '127.0.0.1', 'localhost'):
# When request no proxy includes the request url host
nop_response = validate_and_send(
rh, Request(f'http://127.0.0.1:{self.http_port}/headers', proxies={'no': no_proxy}))
# Then the proxy should not be used
assert nop_response.status == 200
nop_response.close()
@pytest.mark.skip_handlers_if(
lambda _, handler: Features.ALL_PROXY not in handler._SUPPORTED_FEATURES, 'handler does not support ALL_PROXY')
def test_allproxy(self, handler):
# This is a bit of a hacky test, but it should be enough to check whether the handler is using the proxy.
# 0.1s might not be enough of a timeout if proxy is not used in all cases, but should still get failures.
with handler(proxies={'all': 'http://10.255.255.255'}, timeout=0.1) as rh:
with pytest.raises(TransportError):
validate_and_send(rh, Request(f'http://127.0.0.1:{self.http_port}/headers')).close()
with handler(timeout=0.1) as rh:
with pytest.raises(TransportError):
validate_and_send(
rh, Request(
f'http://127.0.0.1:{self.http_port}/headers', proxies={'all': 'http://10.255.255.255'})).close()
@pytest.mark.skip_handlers_if(lambda _, handler: handler not in ['Urllib', 'CurlCFFI'], 'handler does not support keep_header_casing')
def test_keep_header_casing(self, handler):
with handler() as rh:
res = validate_and_send(
rh, Request(
f'http://127.0.0.1:{self.http_port}/headers', headers={'X-test-heaDer': 'test'}, extensions={'keep_header_casing': True})).read().decode()
assert 'X-test-heaDer: test' in res
def test_partial_read_then_full_read(self, handler):
with handler() as rh:
for encoding in ('', 'gzip', 'deflate'):
res = validate_and_send(rh, Request(
f'http://127.0.0.1:{self.http_port}/content-encoding',
headers={'ytdl-encoding': encoding}))
assert res.headers.get('Content-Encoding') == encoding
assert res.read(6) == b'<html>'
assert res.read(0) == b''
assert res.read() == b'<video src="/vid.mp4" /></html>'
@pytest.mark.parametrize('handler', ['Urllib', 'Requests', 'CurlCFFI'], indirect=True)
class TestClientCertificate:
@classmethod
def setup_class(cls):
certfn = os.path.join(TEST_DIR, 'testcert.pem')
cls.certdir = os.path.join(TEST_DIR, 'testdata', 'certificate')
cacertfn = os.path.join(cls.certdir, 'ca.crt')
cls.httpd = http.server.ThreadingHTTPServer(('127.0.0.1', 0), HTTPTestRequestHandler)
sslctx = ssl.SSLContext(ssl.PROTOCOL_TLS_SERVER)
sslctx.verify_mode = ssl.CERT_REQUIRED
sslctx.load_verify_locations(cafile=cacertfn)
sslctx.load_cert_chain(certfn, None)
cls.httpd.socket = sslctx.wrap_socket(cls.httpd.socket, server_side=True)
cls.port = http_server_port(cls.httpd)
cls.server_thread = threading.Thread(target=cls.httpd.serve_forever)
cls.server_thread.daemon = True
cls.server_thread.start()
def _run_test(self, handler, **handler_kwargs):
with handler(
# Disable client-side validation of unacceptable self-signed testcert.pem
# The test is of a check on the server side, so unaffected
verify=False,
**handler_kwargs,
) as rh:
validate_and_send(rh, Request(f'https://127.0.0.1:{self.port}/video.html')).read().decode()
def test_certificate_combined_nopass(self, handler):
self._run_test(handler, client_cert={
'client_certificate': os.path.join(self.certdir, 'clientwithkey.crt'),
})
def test_certificate_nocombined_nopass(self, handler):
self._run_test(handler, client_cert={
'client_certificate': os.path.join(self.certdir, 'client.crt'),
'client_certificate_key': os.path.join(self.certdir, 'client.key'),
})
def test_certificate_combined_pass(self, handler):
self._run_test(handler, client_cert={
'client_certificate': os.path.join(self.certdir, 'clientwithencryptedkey.crt'),
'client_certificate_password': 'foobar',
})
def test_certificate_nocombined_pass(self, handler):
self._run_test(handler, client_cert={
'client_certificate': os.path.join(self.certdir, 'client.crt'),
'client_certificate_key': os.path.join(self.certdir, 'clientencrypted.key'),
'client_certificate_password': 'foobar',
})
@pytest.mark.parametrize('handler', ['CurlCFFI'], indirect=True)
class TestHTTPImpersonateRequestHandler(TestRequestHandlerBase):
def test_supported_impersonate_targets(self, handler):
with handler(headers=std_headers) as rh:
# note: this assumes the impersonate request handler supports the impersonate extension
for target in rh.supported_targets:
res = validate_and_send(rh, Request(
f'http://127.0.0.1:{self.http_port}/headers', extensions={'impersonate': target}))
assert res.status == 200
assert std_headers['user-agent'].lower() not in res.read().decode().lower()
def test_response_extensions(self, handler):
with handler() as rh:
for target in rh.supported_targets:
request = Request(
f'http://127.0.0.1:{self.http_port}/gen_200', extensions={'impersonate': target})
res = validate_and_send(rh, request)
assert res.extensions['impersonate'] == rh._get_request_target(request)
def test_http_error_response_extensions(self, handler):
with handler() as rh:
for target in rh.supported_targets:
request = Request(
f'http://127.0.0.1:{self.http_port}/gen_404', extensions={'impersonate': target})
try:
validate_and_send(rh, request)
except HTTPError as e:
res = e.response
assert res.extensions['impersonate'] == rh._get_request_target(request)
class TestRequestHandlerMisc:
"""Misc generic tests for request handlers, not related to request or validation testing"""
@pytest.mark.parametrize('handler,logger_name', [
('Requests', 'urllib3'),
('Websockets', 'websockets.client'),
('Websockets', 'websockets.server'),
], indirect=['handler'])
def test_remove_logging_handler(self, handler, logger_name):
# Ensure any logging handlers, which may contain a YoutubeDL instance,
# are removed when we close the request handler
# See: https://github.com/yt-dlp/yt-dlp/issues/8922
logging_handlers = logging.getLogger(logger_name).handlers
before_count = len(logging_handlers)
rh = handler()
assert len(logging_handlers) == before_count + 1
rh.close()
assert len(logging_handlers) == before_count
def test_wrap_request_errors(self):
class TestRequestHandler(RequestHandler):
def _validate(self, request):
if request.headers.get('x-fail'):
raise UnsupportedRequest('test error')
def _send(self, request: Request):
raise RequestError('test error')
with TestRequestHandler(logger=FakeLogger()) as rh:
with pytest.raises(UnsupportedRequest, match='test error') as exc_info:
rh.validate(Request('http://example.com', headers={'x-fail': '1'}))
assert exc_info.value.handler is rh
with pytest.raises(RequestError, match='test error') as exc_info:
rh.send(Request('http://example.com'))
assert exc_info.value.handler is rh
@pytest.mark.parametrize('handler', ['Urllib'], indirect=True)
class TestUrllibRequestHandler(TestRequestHandlerBase):
def test_file_urls(self, handler):
# See https://github.com/ytdl-org/youtube-dl/issues/8227
tf = tempfile.NamedTemporaryFile(delete=False)
tf.write(b'foobar')
tf.close()
req = Request(pathlib.Path(tf.name).as_uri())
with handler() as rh:
with pytest.raises(UnsupportedRequest):
rh.validate(req)
# Test that urllib never loaded FileHandler
with pytest.raises(TransportError):
rh.send(req)
with handler(enable_file_urls=True) as rh:
res = validate_and_send(rh, req)
assert res.read() == b'foobar'
res.close()
os.unlink(tf.name)
def test_http_error_returns_content(self, handler):
# urllib HTTPError will try close the underlying response if reference to the HTTPError object is lost
def get_response():
with handler() as rh:
# headers url
try:
validate_and_send(rh, Request(f'http://127.0.0.1:{self.http_port}/gen_404'))
except HTTPError as e:
return e.response
assert get_response().read() == b'<html></html>'
def test_verify_cert_error_text(self, handler):
# Check the output of the error message
with handler() as rh:
with pytest.raises(
CertificateVerifyError,
match=r'\[SSL: CERTIFICATE_VERIFY_FAILED\] certificate verify failed: self.signed certificate',
):
validate_and_send(rh, Request(f'https://127.0.0.1:{self.https_port}/headers'))
@pytest.mark.parametrize('req,match,version_check', [
# https://github.com/python/cpython/blob/987b712b4aeeece336eed24fcc87a950a756c3e2/Lib/http/client.py#L1256
# bpo-39603: Check implemented in 3.7.9+, 3.8.5+
(
Request('http://127.0.0.1', method='GET\n'),
'method can\'t contain control characters',
lambda v: v < (3, 7, 9) or (3, 8, 0) <= v < (3, 8, 5),
),
# https://github.com/python/cpython/blob/987b712b4aeeece336eed24fcc87a950a756c3e2/Lib/http/client.py#L1265
# bpo-38576: Check implemented in 3.7.8+, 3.8.3+
(
Request('http://127.0.0. 1', method='GET'),
'URL can\'t contain control characters',
lambda v: v < (3, 7, 8) or (3, 8, 0) <= v < (3, 8, 3),
),
# https://github.com/python/cpython/blob/987b712b4aeeece336eed24fcc87a950a756c3e2/Lib/http/client.py#L1288C31-L1288C50
(Request('http://127.0.0.1', headers={'foo\n': 'bar'}), 'Invalid header name', None),
])
def test_httplib_validation_errors(self, handler, req, match, version_check):
if version_check and version_check(sys.version_info):
pytest.skip(f'Python {sys.version} version does not have the required validation for this test.')
with handler() as rh:
with pytest.raises(RequestError, match=match) as exc_info:
validate_and_send(rh, req)
assert not isinstance(exc_info.value, TransportError)
@pytest.mark.parametrize('handler', ['Requests'], indirect=True)
class TestRequestsRequestHandler(TestRequestHandlerBase):
@pytest.mark.parametrize('raised,expected', [
(lambda: requests.exceptions.ConnectTimeout(), TransportError),
(lambda: requests.exceptions.ReadTimeout(), TransportError),
(lambda: requests.exceptions.Timeout(), TransportError),
(lambda: requests.exceptions.ConnectionError(), TransportError),
(lambda: requests.exceptions.ProxyError(), ProxyError),
(lambda: requests.exceptions.SSLError('12[CERTIFICATE_VERIFY_FAILED]34'), CertificateVerifyError),
(lambda: requests.exceptions.SSLError(), SSLError),
(lambda: requests.exceptions.InvalidURL(), RequestError),
(lambda: requests.exceptions.InvalidHeader(), RequestError),
# catch-all: https://github.com/psf/requests/blob/main/src/requests/adapters.py#L535
(lambda: urllib3.exceptions.HTTPError(), TransportError),
(lambda: requests.exceptions.RequestException(), RequestError),
# (lambda: requests.exceptions.TooManyRedirects(), HTTPError) - Needs a response object
])
def test_request_error_mapping(self, handler, monkeypatch, raised, expected):
with handler() as rh:
def mock_get_instance(*args, **kwargs):
class MockSession:
def request(self, *args, **kwargs):
raise raised()
return MockSession()
monkeypatch.setattr(rh, '_get_instance', mock_get_instance)
with pytest.raises(expected) as exc_info:
rh.send(Request('http://fake'))
assert exc_info.type is expected
@pytest.mark.parametrize('raised,expected,match', [
(lambda: urllib3.exceptions.SSLError(), SSLError, None),
(lambda: urllib3.exceptions.TimeoutError(), TransportError, None),
(lambda: urllib3.exceptions.ReadTimeoutError(None, None, None), TransportError, None),
(lambda: urllib3.exceptions.ProtocolError(), TransportError, None),
(lambda: urllib3.exceptions.DecodeError(), TransportError, None),
(lambda: urllib3.exceptions.HTTPError(), TransportError, None), # catch-all
(
lambda: urllib3.exceptions.ProtocolError('error', http.client.IncompleteRead(partial=b'abc', expected=4)),
IncompleteRead,
'3 bytes read, 4 more expected',
),
(
lambda: urllib3.exceptions.ProtocolError('error', urllib3.exceptions.IncompleteRead(partial=3, expected=5)),
IncompleteRead,
'3 bytes read, 5 more expected',
),
])
def test_response_error_mapping(self, handler, monkeypatch, raised, expected, match):
from requests.models import Response as RequestsResponse
from urllib3.response import HTTPResponse as Urllib3Response
from yt_dlp.networking._requests import RequestsResponseAdapter
requests_res = RequestsResponse()
requests_res.raw = Urllib3Response(body=b'', status=200)
res = RequestsResponseAdapter(requests_res)
def mock_read(*args, **kwargs):
raise raised()
monkeypatch.setattr(res.fp, 'read', mock_read)
with pytest.raises(expected, match=match) as exc_info:
res.read()
assert exc_info.type is expected
def test_close(self, handler, monkeypatch):
rh = handler()
session = rh._get_instance(cookiejar=rh.cookiejar)
called = False
original_close = session.close
def mock_close(*args, **kwargs):
nonlocal called
called = True
return original_close(*args, **kwargs)
monkeypatch.setattr(session, 'close', mock_close)
rh.close()
assert called
@pytest.mark.parametrize('handler', ['CurlCFFI'], indirect=True)
class TestCurlCFFIRequestHandler(TestRequestHandlerBase):
@pytest.mark.parametrize('params,extensions', [
({'impersonate': ImpersonateTarget('chrome', '110')}, {}),
({'impersonate': ImpersonateTarget('chrome', '99')}, {'impersonate': ImpersonateTarget('chrome', '110')}),
])
def test_impersonate(self, handler, params, extensions):
with handler(headers=std_headers, **params) as rh:
res = validate_and_send(
rh, Request(f'http://127.0.0.1:{self.http_port}/headers', extensions=extensions)).read().decode()
assert 'sec-ch-ua: "Chromium";v="110"' in res
# Check that user agent is added over ours
assert 'User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.0.0 Safari/537.36' in res
def test_headers(self, handler):
with handler(headers=std_headers) as rh:
# Ensure curl-impersonate overrides our standard headers (usually added
res = validate_and_send(
rh, Request(f'http://127.0.0.1:{self.http_port}/headers', extensions={
'impersonate': ImpersonateTarget('safari')}, headers={'x-custom': 'test', 'sec-fetch-mode': 'custom'})).read().decode().lower()
assert std_headers['user-agent'].lower() not in res
assert std_headers['accept-language'].lower() not in res
assert std_headers['sec-fetch-mode'].lower() not in res
# other than UA, custom headers that differ from std_headers should be kept
assert 'sec-fetch-mode: custom' in res
assert 'x-custom: test' in res
# but when not impersonating don't remove std_headers
res = validate_and_send(
rh, Request(f'http://127.0.0.1:{self.http_port}/headers', headers={'x-custom': 'test'})).read().decode().lower()
# std_headers should be present
for k, v in std_headers.items():
assert f'{k}: {v}'.lower() in res
@pytest.mark.parametrize('raised,expected,match', [
(lambda: curl_cffi.requests.errors.RequestsError(
'', code=curl_cffi.const.CurlECode.PARTIAL_FILE), IncompleteRead, None),
(lambda: curl_cffi.requests.errors.RequestsError(
'', code=curl_cffi.const.CurlECode.OPERATION_TIMEDOUT), TransportError, None),
(lambda: curl_cffi.requests.errors.RequestsError(
'', code=curl_cffi.const.CurlECode.RECV_ERROR), TransportError, None),
])
def test_response_error_mapping(self, handler, monkeypatch, raised, expected, match):
import curl_cffi.requests
from yt_dlp.networking._curlcffi import CurlCFFIResponseAdapter
curl_res = curl_cffi.requests.Response()
res = CurlCFFIResponseAdapter(curl_res)
def mock_read(*args, **kwargs):
try:
raise raised()
except Exception as e:
e.response = curl_res
raise
monkeypatch.setattr(res.fp, 'read', mock_read)
with pytest.raises(expected, match=match) as exc_info:
res.read()
assert exc_info.type is expected
@pytest.mark.parametrize('raised,expected,match', [
(lambda: curl_cffi.requests.errors.RequestsError(
'', code=curl_cffi.const.CurlECode.OPERATION_TIMEDOUT), TransportError, None),
(lambda: curl_cffi.requests.errors.RequestsError(
'', code=curl_cffi.const.CurlECode.PEER_FAILED_VERIFICATION), CertificateVerifyError, None),
(lambda: curl_cffi.requests.errors.RequestsError(
'', code=curl_cffi.const.CurlECode.SSL_CONNECT_ERROR), SSLError, None),
(lambda: curl_cffi.requests.errors.RequestsError(
'', code=curl_cffi.const.CurlECode.TOO_MANY_REDIRECTS), HTTPError, None),
(lambda: curl_cffi.requests.errors.RequestsError(
'', code=curl_cffi.const.CurlECode.PROXY), ProxyError, None),
])
def test_request_error_mapping(self, handler, monkeypatch, raised, expected, match):
import curl_cffi.requests
curl_res = curl_cffi.requests.Response()
curl_res.status_code = 301
with handler() as rh:
original_get_instance = rh._get_instance
def mock_get_instance(*args, **kwargs):
instance = original_get_instance(*args, **kwargs)
def request(*_, **__):
try:
raise raised()
except Exception as e:
e.response = curl_res
raise
monkeypatch.setattr(instance, 'request', request)
return instance
monkeypatch.setattr(rh, '_get_instance', mock_get_instance)
with pytest.raises(expected) as exc_info:
rh.send(Request('http://fake'))
assert exc_info.type is expected
def test_response_reader(self, handler):
class FakeResponse:
def __init__(self, raise_error=False):
self.raise_error = raise_error
self.closed = False
def iter_content(self):
yield b'foo'
yield b'bar'
yield b'z'
if self.raise_error:
raise Exception('test')
def close(self):
self.closed = True
from yt_dlp.networking._curlcffi import CurlCFFIResponseReader
res = CurlCFFIResponseReader(FakeResponse())
assert res.readable
assert res.bytes_read == 0
assert res.read(1) == b'f'
assert res.bytes_read == 3
assert res._buffer == b'oo'
assert res.read(2) == b'oo'
assert res.bytes_read == 3
assert res._buffer == b''
assert res.read(2) == b'ba'
assert res.bytes_read == 6
assert res._buffer == b'r'
assert res.read(3) == b'rz'
assert res.bytes_read == 7
assert res._buffer == b''
assert res.closed
assert res._response.closed
# should handle no size param
res2 = CurlCFFIResponseReader(FakeResponse())
assert res2.read() == b'foobarz'
assert res2.bytes_read == 7
assert res2._buffer == b''
assert res2.closed
# should close on an exception
res3 = CurlCFFIResponseReader(FakeResponse(raise_error=True))
with pytest.raises(Exception, match='test'):
res3.read()
assert res3._buffer == b''
assert res3.bytes_read == 7
assert res3.closed
# buffer should be cleared on close
res4 = CurlCFFIResponseReader(FakeResponse())
res4.read(2)
assert res4._buffer == b'o'
res4.close()
assert res4.closed
assert res4._buffer == b''
def run_validation(handler, error, req, **handler_kwargs):
with handler(**handler_kwargs) as rh:
if error:
with pytest.raises(error):
rh.validate(req)
else:
rh.validate(req)
class TestRequestHandlerValidation:
class ValidationRH(RequestHandler):
def _send(self, request):
raise RequestError('test')
class NoCheckRH(ValidationRH):
_SUPPORTED_FEATURES = None
_SUPPORTED_PROXY_SCHEMES = None
_SUPPORTED_URL_SCHEMES = None
def _check_extensions(self, extensions):
extensions.clear()
class HTTPSupportedRH(ValidationRH):
_SUPPORTED_URL_SCHEMES = ('http',)
URL_SCHEME_TESTS = [
# scheme, expected to fail, handler kwargs
('Urllib', [
('http', False, {}),
('https', False, {}),
('data', False, {}),
('ftp', False, {}),
('file', UnsupportedRequest, {}),
('file', False, {'enable_file_urls': True}),
]),
('Requests', [
('http', False, {}),
('https', False, {}),
]),
('Websockets', [
('ws', False, {}),
('wss', False, {}),
]),
('CurlCFFI', [
('http', False, {}),
('https', False, {}),
]),
(NoCheckRH, [('http', False, {})]),
(ValidationRH, [('http', UnsupportedRequest, {})]),
]
PROXY_SCHEME_TESTS = [
# proxy scheme, expected to fail
('Urllib', 'http', [
('http', False),
('https', UnsupportedRequest),
('socks4', False),
('socks4a', False),
('socks5', False),
('socks5h', False),
('socks', UnsupportedRequest),
]),
('Requests', 'http', [
('http', False),
('https', False),
('socks4', False),
('socks4a', False),
('socks5', False),
('socks5h', False),
]),
('CurlCFFI', 'http', [
('http', False),
('https', False),
('socks4', False),
('socks4a', False),
('socks5', False),
('socks5h', False),
]),
('Websockets', 'ws', [
('http', UnsupportedRequest),
('https', UnsupportedRequest),
('socks4', False),
('socks4a', False),
('socks5', False),
('socks5h', False),
]),
(NoCheckRH, 'http', [('http', False)]),
(HTTPSupportedRH, 'http', [('http', UnsupportedRequest)]),
(NoCheckRH, 'http', [('http', False)]),
(HTTPSupportedRH, 'http', [('http', UnsupportedRequest)]),
]
PROXY_KEY_TESTS = [
# proxy key, proxy scheme, expected to fail
('Urllib', 'http', [
('all', 'http', False),
('unrelated', 'http', False),
]),
('Requests', 'http', [
('all', 'http', False),
('unrelated', 'http', False),
]),
('CurlCFFI', 'http', [
('all', 'http', False),
('unrelated', 'http', False),
]),
('Websockets', 'ws', [
('all', 'socks5', False),
('unrelated', 'socks5', False),
]),
(NoCheckRH, 'http', [('all', 'http', False)]),
(HTTPSupportedRH, 'http', [('all', 'http', UnsupportedRequest)]),
(HTTPSupportedRH, 'http', [('no', 'http', UnsupportedRequest)]),
]
EXTENSION_TESTS = [
('Urllib', 'http', [
({'cookiejar': 'notacookiejar'}, AssertionError),
({'cookiejar': YoutubeDLCookieJar()}, False),
({'cookiejar': CookieJar()}, AssertionError),
({'timeout': 1}, False),
({'timeout': 'notatimeout'}, AssertionError),
({'unsupported': 'value'}, UnsupportedRequest),
({'legacy_ssl': False}, False),
({'legacy_ssl': True}, False),
({'legacy_ssl': 'notabool'}, AssertionError),
({'keep_header_casing': True}, UnsupportedRequest),
]),
('Requests', 'http', [
({'cookiejar': 'notacookiejar'}, AssertionError),
({'cookiejar': YoutubeDLCookieJar()}, False),
({'timeout': 1}, False),
({'timeout': 'notatimeout'}, AssertionError),
({'unsupported': 'value'}, UnsupportedRequest),
({'legacy_ssl': False}, False),
({'legacy_ssl': True}, False),
({'legacy_ssl': 'notabool'}, AssertionError),
({'keep_header_casing': False}, False),
({'keep_header_casing': True}, False),
({'keep_header_casing': 'notabool'}, AssertionError),
]),
('CurlCFFI', 'http', [
({'cookiejar': 'notacookiejar'}, AssertionError),
({'cookiejar': YoutubeDLCookieJar()}, False),
({'timeout': 1}, False),
({'timeout': 'notatimeout'}, AssertionError),
({'unsupported': 'value'}, UnsupportedRequest),
({'impersonate': ImpersonateTarget('badtarget', None, None, None)}, UnsupportedRequest),
({'impersonate': 123}, AssertionError),
({'impersonate': ImpersonateTarget('chrome', None, None, None)}, False),
({'impersonate': ImpersonateTarget(None, None, None, None)}, False),
({'impersonate': ImpersonateTarget()}, False),
({'impersonate': 'chrome'}, AssertionError),
({'legacy_ssl': False}, False),
({'legacy_ssl': True}, False),
({'legacy_ssl': 'notabool'}, AssertionError),
]),
(NoCheckRH, 'http', [
({'cookiejar': 'notacookiejar'}, False),
({'somerandom': 'test'}, False), # but any extension is allowed through
]),
('Websockets', 'ws', [
({'cookiejar': YoutubeDLCookieJar()}, False),
({'timeout': 2}, False),
({'legacy_ssl': False}, False),
({'legacy_ssl': True}, False),
({'legacy_ssl': 'notabool'}, AssertionError),
]),
]
@pytest.mark.parametrize('handler,fail,scheme', [
('Urllib', False, 'http'),
('Requests', False, 'http'),
('CurlCFFI', False, 'http'),
('Websockets', False, 'ws'),
], indirect=['handler'])
def test_no_proxy(self, handler, fail, scheme):
run_validation(handler, fail, Request(f'{scheme}://', proxies={'no': '127.0.0.1,github.com'}))
run_validation(handler, fail, Request(f'{scheme}://'), proxies={'no': '127.0.0.1,github.com'})
@pytest.mark.parametrize('handler,scheme', [
('Urllib', 'http'),
(HTTPSupportedRH, 'http'),
('Requests', 'http'),
('CurlCFFI', 'http'),
('Websockets', 'ws'),
], indirect=['handler'])
def test_empty_proxy(self, handler, scheme):
run_validation(handler, False, Request(f'{scheme}://', proxies={scheme: None}))
run_validation(handler, False, Request(f'{scheme}://'), proxies={scheme: None})
@pytest.mark.parametrize('proxy_url', ['//example.com', 'example.com', '127.0.0.1', '/a/b/c'])
@pytest.mark.parametrize('handler,scheme', [
('Urllib', 'http'),
(HTTPSupportedRH, 'http'),
('Requests', 'http'),
('CurlCFFI', 'http'),
('Websockets', 'ws'),
], indirect=['handler'])
def test_invalid_proxy_url(self, handler, scheme, proxy_url):
run_validation(handler, UnsupportedRequest, Request(f'{scheme}://', proxies={scheme: proxy_url}))
@pytest.mark.parametrize('handler,scheme,fail,handler_kwargs', [
(handler_tests[0], scheme, fail, handler_kwargs)
for handler_tests in URL_SCHEME_TESTS
for scheme, fail, handler_kwargs in handler_tests[1]
], indirect=['handler'])
def test_url_scheme(self, handler, scheme, fail, handler_kwargs):
run_validation(handler, fail, Request(f'{scheme}://'), **(handler_kwargs or {}))
@pytest.mark.parametrize('handler,scheme,proxy_key,proxy_scheme,fail', [
(handler_tests[0], handler_tests[1], proxy_key, proxy_scheme, fail)
for handler_tests in PROXY_KEY_TESTS
for proxy_key, proxy_scheme, fail in handler_tests[2]
], indirect=['handler'])
def test_proxy_key(self, handler, scheme, proxy_key, proxy_scheme, fail):
run_validation(handler, fail, Request(f'{scheme}://', proxies={proxy_key: f'{proxy_scheme}://example.com'}))
run_validation(handler, fail, Request(f'{scheme}://'), proxies={proxy_key: f'{proxy_scheme}://example.com'})
@pytest.mark.parametrize('handler,req_scheme,scheme,fail', [
(handler_tests[0], handler_tests[1], scheme, fail)
for handler_tests in PROXY_SCHEME_TESTS
for scheme, fail in handler_tests[2]
], indirect=['handler'])
def test_proxy_scheme(self, handler, req_scheme, scheme, fail):
run_validation(handler, fail, Request(f'{req_scheme}://', proxies={req_scheme: f'{scheme}://example.com'}))
run_validation(handler, fail, Request(f'{req_scheme}://'), proxies={req_scheme: f'{scheme}://example.com'})
@pytest.mark.parametrize('handler,scheme,extensions,fail', [
(handler_tests[0], handler_tests[1], extensions, fail)
for handler_tests in EXTENSION_TESTS
for extensions, fail in handler_tests[2]
], indirect=['handler'])
def test_extension(self, handler, scheme, extensions, fail):
run_validation(
handler, fail, Request(f'{scheme}://', extensions=extensions))
def test_invalid_request_type(self):
rh = self.ValidationRH(logger=FakeLogger())
for method in (rh.validate, rh.send):
with pytest.raises(TypeError, match='Expected an instance of Request'):
method('not a request')
class FakeResponse(Response):
def __init__(self, request):
# XXX: we could make request part of standard response interface
self.request = request
super().__init__(fp=io.BytesIO(b''), headers={}, url=request.url)
class FakeRH(RequestHandler):
def __init__(self, *args, **params):
self.params = params
super().__init__(*args, **params)
def _validate(self, request):
return
def _send(self, request: Request):
if request.url.startswith('ssl://'):
raise SSLError(request.url[len('ssl://'):])
return FakeResponse(request)
class FakeRHYDL(FakeYDL):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self._request_director = self.build_request_director([FakeRH])
class AllUnsupportedRHYDL(FakeYDL):
def __init__(self, *args, **kwargs):
class UnsupportedRH(RequestHandler):
def _send(self, request: Request):
pass
_SUPPORTED_FEATURES = ()
_SUPPORTED_PROXY_SCHEMES = ()
_SUPPORTED_URL_SCHEMES = ()
super().__init__(*args, **kwargs)
self._request_director = self.build_request_director([UnsupportedRH])
class TestRequestDirector:
def test_handler_operations(self):
director = RequestDirector(logger=FakeLogger())
handler = FakeRH(logger=FakeLogger())
director.add_handler(handler)
assert director.handlers.get(FakeRH.RH_KEY) is handler
# Handler should overwrite
handler2 = FakeRH(logger=FakeLogger())
director.add_handler(handler2)
assert director.handlers.get(FakeRH.RH_KEY) is not handler
assert director.handlers.get(FakeRH.RH_KEY) is handler2
assert len(director.handlers) == 1
class AnotherFakeRH(FakeRH):
pass
director.add_handler(AnotherFakeRH(logger=FakeLogger()))
assert len(director.handlers) == 2
assert director.handlers.get(AnotherFakeRH.RH_KEY).RH_KEY == AnotherFakeRH.RH_KEY
director.handlers.pop(FakeRH.RH_KEY, None)
assert director.handlers.get(FakeRH.RH_KEY) is None
assert len(director.handlers) == 1
# RequestErrors should passthrough
with pytest.raises(SSLError):
director.send(Request('ssl://something'))
def test_send(self):
director = RequestDirector(logger=FakeLogger())
with pytest.raises(RequestError):
director.send(Request('any://'))
director.add_handler(FakeRH(logger=FakeLogger()))
assert isinstance(director.send(Request('http://')), FakeResponse)
def test_unsupported_handlers(self):
class SupportedRH(RequestHandler):
_SUPPORTED_URL_SCHEMES = ['http']
def _send(self, request: Request):
return Response(fp=io.BytesIO(b'supported'), headers={}, url=request.url)
director = RequestDirector(logger=FakeLogger())
director.add_handler(SupportedRH(logger=FakeLogger()))
director.add_handler(FakeRH(logger=FakeLogger()))
# First should take preference
assert director.send(Request('http://')).read() == b'supported'
assert director.send(Request('any://')).read() == b''
director.handlers.pop(FakeRH.RH_KEY)
with pytest.raises(NoSupportingHandlers):
director.send(Request('any://'))
def test_unexpected_error(self):
director = RequestDirector(logger=FakeLogger())
class UnexpectedRH(FakeRH):
def _send(self, request: Request):
raise TypeError('something')
director.add_handler(UnexpectedRH(logger=FakeLogger))
with pytest.raises(NoSupportingHandlers, match=r'1 unexpected error'):
director.send(Request('any://'))
director.handlers.clear()
assert len(director.handlers) == 0
# Should not be fatal
director.add_handler(FakeRH(logger=FakeLogger()))
director.add_handler(UnexpectedRH(logger=FakeLogger))
assert director.send(Request('any://'))
def test_preference(self):
director = RequestDirector(logger=FakeLogger())
director.add_handler(FakeRH(logger=FakeLogger()))
class SomeRH(RequestHandler):
_SUPPORTED_URL_SCHEMES = ['http']
def _send(self, request: Request):
return Response(fp=io.BytesIO(b'supported'), headers={}, url=request.url)
def some_preference(rh, request):
return (0 if not isinstance(rh, SomeRH)
else 100 if 'prefer' in request.headers
else -1)
director.add_handler(SomeRH(logger=FakeLogger()))
director.preferences.add(some_preference)
assert director.send(Request('http://')).read() == b''
assert director.send(Request('http://', headers={'prefer': '1'})).read() == b'supported'
def test_close(self, monkeypatch):
director = RequestDirector(logger=FakeLogger())
director.add_handler(FakeRH(logger=FakeLogger()))
called = False
def mock_close(*args, **kwargs):
nonlocal called
called = True
monkeypatch.setattr(director.handlers[FakeRH.RH_KEY], 'close', mock_close)
director.close()
assert called
# XXX: do we want to move this to test_YoutubeDL.py?
class TestYoutubeDLNetworking:
@staticmethod
def build_handler(ydl, handler: RequestHandler = FakeRH):
return ydl.build_request_director([handler]).handlers.get(handler.RH_KEY)
def test_compat_opener(self):
with FakeYDL() as ydl:
with warnings.catch_warnings():
warnings.simplefilter('ignore', category=DeprecationWarning)
assert isinstance(ydl._opener, urllib.request.OpenerDirector)
@pytest.mark.parametrize('proxy,expected', [
('http://127.0.0.1:8080', {'all': 'http://127.0.0.1:8080'}),
('', {'all': '__noproxy__'}),
(None, {'http': 'http://127.0.0.1:8081', 'https': 'http://127.0.0.1:8081'}), # env, set https
])
def test_proxy(self, proxy, expected, monkeypatch):
monkeypatch.setenv('HTTP_PROXY', 'http://127.0.0.1:8081')
with FakeYDL({'proxy': proxy}) as ydl:
assert ydl.proxies == expected
def test_compat_request(self):
with FakeRHYDL() as ydl:
assert ydl.urlopen('test://')
urllib_req = urllib.request.Request('http://foo.bar', data=b'test', method='PUT', headers={'X-Test': '1'})
urllib_req.add_unredirected_header('Cookie', 'bob=bob')
urllib_req.timeout = 2
with warnings.catch_warnings():
warnings.simplefilter('ignore', category=DeprecationWarning)
req = ydl.urlopen(urllib_req).request
assert req.url == urllib_req.get_full_url()
assert req.data == urllib_req.data
assert req.method == urllib_req.get_method()
assert 'X-Test' in req.headers
assert 'Cookie' in req.headers
assert req.extensions.get('timeout') == 2
with pytest.raises(AssertionError):
ydl.urlopen(None)
def test_extract_basic_auth(self):
with FakeRHYDL() as ydl:
res = ydl.urlopen(Request('http://user:pass@foo.bar'))
assert res.request.headers['Authorization'] == 'Basic dXNlcjpwYXNz'
def test_sanitize_url(self):
with FakeRHYDL() as ydl:
res = ydl.urlopen(Request('httpss://foo.bar'))
assert res.request.url == 'https://foo.bar'
def test_file_urls_error(self):
# use urllib handler
with FakeYDL() as ydl:
with pytest.raises(RequestError, match=r'file:// URLs are disabled by default'):
ydl.urlopen('file://')
@pytest.mark.parametrize('scheme', (['ws', 'wss']))
def test_websocket_unavailable_error(self, scheme):
with AllUnsupportedRHYDL() as ydl:
with pytest.raises(RequestError, match=r'This request requires WebSocket support'):
ydl.urlopen(f'{scheme}://')
def test_legacy_server_connect_error(self):
with FakeRHYDL() as ydl:
for error in ('UNSAFE_LEGACY_RENEGOTIATION_DISABLED', 'SSLV3_ALERT_HANDSHAKE_FAILURE'):
with pytest.raises(RequestError, match=r'Try using --legacy-server-connect'):
ydl.urlopen(f'ssl://{error}')
with pytest.raises(SSLError, match='testerror'):
ydl.urlopen('ssl://testerror')
def test_unsupported_impersonate_target(self):
class FakeImpersonationRHYDL(FakeYDL):
def __init__(self, *args, **kwargs):
class HTTPRH(RequestHandler):
def _send(self, request: Request):
pass
_SUPPORTED_URL_SCHEMES = ('http',)
_SUPPORTED_PROXY_SCHEMES = None
super().__init__(*args, **kwargs)
self._request_director = self.build_request_director([HTTPRH])
with FakeImpersonationRHYDL() as ydl:
with pytest.raises(
RequestError,
match=r'Impersonate target "test" is not available',
):
ydl.urlopen(Request('http://', extensions={'impersonate': ImpersonateTarget('test', None, None, None)}))
def test_unsupported_impersonate_extension(self):
class FakeHTTPRHYDL(FakeYDL):
def __init__(self, *args, **kwargs):
class IRH(ImpersonateRequestHandler):
def _send(self, request: Request):
pass
_SUPPORTED_URL_SCHEMES = ('http',)
_SUPPORTED_IMPERSONATE_TARGET_MAP = {ImpersonateTarget('abc'): 'test'}
_SUPPORTED_PROXY_SCHEMES = None
super().__init__(*args, **kwargs)
self._request_director = self.build_request_director([IRH])
with FakeHTTPRHYDL() as ydl:
with pytest.raises(
RequestError,
match=r'Impersonate target "test" is not available',
):
ydl.urlopen(Request('http://', extensions={'impersonate': ImpersonateTarget('test', None, None, None)}))
def test_raise_impersonate_error(self):
with pytest.raises(
YoutubeDLError,
match=r'Impersonate target "test" is not available',
):
FakeYDL({'impersonate': ImpersonateTarget('test', None, None, None)})
def test_pass_impersonate_param(self, monkeypatch):
class IRH(ImpersonateRequestHandler):
def _send(self, request: Request):
pass
_SUPPORTED_URL_SCHEMES = ('http',)
_SUPPORTED_IMPERSONATE_TARGET_MAP = {ImpersonateTarget('abc'): 'test'}
# Bypass the check on initialize
brh = FakeYDL.build_request_director
monkeypatch.setattr(FakeYDL, 'build_request_director', lambda cls, handlers, preferences=None: brh(cls, handlers=[IRH]))
with FakeYDL({
'impersonate': ImpersonateTarget('abc', None, None, None),
}) as ydl:
rh = self.build_handler(ydl, IRH)
assert rh.impersonate == ImpersonateTarget('abc', None, None, None)
def test_get_impersonate_targets(self):
handlers = []
for target_client in ('abc', 'xyz', 'asd'):
class TestRH(ImpersonateRequestHandler):
def _send(self, request: Request):
pass
_SUPPORTED_URL_SCHEMES = ('http',)
_SUPPORTED_IMPERSONATE_TARGET_MAP = {ImpersonateTarget(target_client): 'test'}
RH_KEY = target_client
RH_NAME = target_client
handlers.append(TestRH)
with FakeYDL() as ydl:
ydl._request_director = ydl.build_request_director(handlers)
assert set(ydl._get_available_impersonate_targets()) == {
(ImpersonateTarget('xyz'), 'xyz'),
(ImpersonateTarget('abc'), 'abc'),
(ImpersonateTarget('asd'), 'asd'),
}
assert ydl._impersonate_target_available(ImpersonateTarget('abc'))
assert ydl._impersonate_target_available(ImpersonateTarget())
assert not ydl._impersonate_target_available(ImpersonateTarget('zxy'))
@pytest.mark.parametrize('proxy_key,proxy_url,expected', [
('http', '__noproxy__', None),
('no', '127.0.0.1,foo.bar', '127.0.0.1,foo.bar'),
('https', 'example.com', 'http://example.com'),
('https', '//example.com', 'http://example.com'),
('https', 'socks5://example.com', 'socks5h://example.com'),
('http', 'socks://example.com', 'socks4://example.com'),
('http', 'socks4://example.com', 'socks4://example.com'),
('unrelated', '/bad/proxy', '/bad/proxy'), # clean_proxies should ignore bad proxies
])
def test_clean_proxy(self, proxy_key, proxy_url, expected, monkeypatch):
# proxies should be cleaned in urlopen()
with FakeRHYDL() as ydl:
req = ydl.urlopen(Request('test://', proxies={proxy_key: proxy_url})).request
assert req.proxies[proxy_key] == expected
# and should also be cleaned when building the handler
monkeypatch.setenv(f'{proxy_key.upper()}_PROXY', proxy_url)
with FakeYDL() as ydl:
rh = self.build_handler(ydl)
assert rh.proxies[proxy_key] == expected
def test_clean_proxy_header(self):
with FakeRHYDL() as ydl:
req = ydl.urlopen(Request('test://', headers={'ytdl-request-proxy': '//foo.bar'})).request
assert 'ytdl-request-proxy' not in req.headers
assert req.proxies == {'all': 'http://foo.bar'}
with FakeYDL({'http_headers': {'ytdl-request-proxy': '//foo.bar'}}) as ydl:
rh = self.build_handler(ydl)
assert 'ytdl-request-proxy' not in rh.headers
assert rh.proxies == {'all': 'http://foo.bar'}
def test_clean_header(self):
with FakeRHYDL() as ydl:
res = ydl.urlopen(Request('test://', headers={'Youtubedl-no-compression': True}))
assert 'Youtubedl-no-compression' not in res.request.headers
assert res.request.headers.get('Accept-Encoding') == 'identity'
with FakeYDL({'http_headers': {'Youtubedl-no-compression': True}}) as ydl:
rh = self.build_handler(ydl)
assert 'Youtubedl-no-compression' not in rh.headers
assert rh.headers.get('Accept-Encoding') == 'identity'
with FakeYDL({'http_headers': {'Ytdl-socks-proxy': 'socks://localhost:1080'}}) as ydl:
rh = self.build_handler(ydl)
assert 'Ytdl-socks-proxy' not in rh.headers
def test_build_handler_params(self):
with FakeYDL({
'http_headers': {'test': 'testtest'},
'socket_timeout': 2,
'proxy': 'http://127.0.0.1:8080',
'source_address': '127.0.0.45',
'debug_printtraffic': True,
'compat_opts': ['no-certifi'],
'nocheckcertificate': True,
'legacyserverconnect': True,
}) as ydl:
rh = self.build_handler(ydl)
assert rh.headers.get('test') == 'testtest'
assert 'Accept' in rh.headers # ensure std_headers are still there
assert rh.timeout == 2
assert rh.proxies.get('all') == 'http://127.0.0.1:8080'
assert rh.source_address == '127.0.0.45'
assert rh.verbose is True
assert rh.prefer_system_certs is True
assert rh.verify is False
assert rh.legacy_ssl_support is True
@pytest.mark.parametrize('ydl_params', [
{'client_certificate': 'fakecert.crt'},
{'client_certificate': 'fakecert.crt', 'client_certificate_key': 'fakekey.key'},
{'client_certificate': 'fakecert.crt', 'client_certificate_key': 'fakekey.key', 'client_certificate_password': 'foobar'},
{'client_certificate_key': 'fakekey.key', 'client_certificate_password': 'foobar'},
])
def test_client_certificate(self, ydl_params):
with FakeYDL(ydl_params) as ydl:
rh = self.build_handler(ydl)
assert rh._client_cert == ydl_params # XXX: Too bound to implementation
def test_urllib_file_urls(self):
with FakeYDL({'enable_file_urls': False}) as ydl:
rh = self.build_handler(ydl, UrllibRH)
assert rh.enable_file_urls is False
with FakeYDL({'enable_file_urls': True}) as ydl:
rh = self.build_handler(ydl, UrllibRH)
assert rh.enable_file_urls is True
def test_compat_opt_prefer_urllib(self):
# This assumes urllib only has a preference when this compat opt is given
with FakeYDL({'compat_opts': ['prefer-legacy-http-handler']}) as ydl:
director = ydl.build_request_director([UrllibRH])
assert len(director.preferences) == 1
assert director.preferences.pop()(UrllibRH, None)
class TestRequest:
def test_query(self):
req = Request('http://example.com?q=something', query={'v': 'xyz'})
assert req.url == 'http://example.com?q=something&v=xyz'
req.update(query={'v': '123'})
assert req.url == 'http://example.com?q=something&v=123'
req.update(url='http://example.com', query={'v': 'xyz'})
assert req.url == 'http://example.com?v=xyz'
def test_method(self):
req = Request('http://example.com')
assert req.method == 'GET'
req.data = b'test'
assert req.method == 'POST'
req.data = None
assert req.method == 'GET'
req.data = b'test2'
req.method = 'PUT'
assert req.method == 'PUT'
req.data = None
assert req.method == 'PUT'
with pytest.raises(TypeError):
req.method = 1
def test_request_helpers(self):
assert HEADRequest('http://example.com').method == 'HEAD'
assert PATCHRequest('http://example.com').method == 'PATCH'
assert PUTRequest('http://example.com').method == 'PUT'
def test_headers(self):
req = Request('http://example.com', headers={'tesT': 'test'})
assert req.headers == HTTPHeaderDict({'test': 'test'})
req.update(headers={'teSt2': 'test2'})
assert req.headers == HTTPHeaderDict({'test': 'test', 'test2': 'test2'})
req.headers = new_headers = HTTPHeaderDict({'test': 'test'})
assert req.headers == HTTPHeaderDict({'test': 'test'})
assert req.headers is new_headers
# test converts dict to case insensitive dict
req.headers = new_headers = {'test2': 'test2'}
assert isinstance(req.headers, HTTPHeaderDict)
assert req.headers is not new_headers
with pytest.raises(TypeError):
req.headers = None
def test_data_type(self):
req = Request('http://example.com')
assert req.data is None
# test bytes is allowed
req.data = b'test'
assert req.data == b'test'
# test iterable of bytes is allowed
i = [b'test', b'test2']
req.data = i
assert req.data == i
# test file-like object is allowed
f = io.BytesIO(b'test')
req.data = f
assert req.data == f
# common mistake: test str not allowed
with pytest.raises(TypeError):
req.data = 'test'
assert req.data != 'test'
# common mistake: test dict is not allowed
with pytest.raises(TypeError):
req.data = {'test': 'test'}
assert req.data != {'test': 'test'}
def test_content_length_header(self):
req = Request('http://example.com', headers={'Content-Length': '0'}, data=b'')
assert req.headers.get('Content-Length') == '0'
req.data = b'test'
assert 'Content-Length' not in req.headers
req = Request('http://example.com', headers={'Content-Length': '10'})
assert 'Content-Length' not in req.headers
def test_content_type_header(self):
req = Request('http://example.com', headers={'Content-Type': 'test'}, data=b'test')
assert req.headers.get('Content-Type') == 'test'
req.data = b'test2'
assert req.headers.get('Content-Type') == 'test'
req.data = None
assert 'Content-Type' not in req.headers
req.data = b'test3'
assert req.headers.get('Content-Type') == 'application/x-www-form-urlencoded'
def test_update_req(self):
req = Request('http://example.com')
assert req.data is None
assert req.method == 'GET'
assert 'Content-Type' not in req.headers
# Test that zero-byte payloads will be sent
req.update(data=b'')
assert req.data == b''
assert req.method == 'POST'
assert req.headers.get('Content-Type') == 'application/x-www-form-urlencoded'
def test_proxies(self):
req = Request(url='http://example.com', proxies={'http': 'http://127.0.0.1:8080'})
assert req.proxies == {'http': 'http://127.0.0.1:8080'}
def test_extensions(self):
req = Request(url='http://example.com', extensions={'timeout': 2})
assert req.extensions == {'timeout': 2}
def test_copy(self):
req = Request(
url='http://example.com',
extensions={'cookiejar': CookieJar()},
headers={'Accept-Encoding': 'br'},
proxies={'http': 'http://127.0.0.1'},
data=[b'123'],
)
req_copy = req.copy()
assert req_copy is not req
assert req_copy.url == req.url
assert req_copy.headers == req.headers
assert req_copy.headers is not req.headers
assert req_copy.proxies == req.proxies
assert req_copy.proxies is not req.proxies
# Data is not able to be copied
assert req_copy.data == req.data
assert req_copy.data is req.data
# Shallow copy extensions
assert req_copy.extensions is not req.extensions
assert req_copy.extensions['cookiejar'] == req.extensions['cookiejar']
# Subclasses are copied by default
class AnotherRequest(Request):
pass
req = AnotherRequest(url='http://127.0.0.1')
assert isinstance(req.copy(), AnotherRequest)
def test_url(self):
req = Request(url='https://фtest.example.com/ some spaceв?ä=c')
assert req.url == 'https://xn--test-z6d.example.com/%20some%20space%D0%B2?%C3%A4=c'
assert Request(url='//example.com').url == 'http://example.com'
with pytest.raises(TypeError):
Request(url='https://').url = None
class TestResponse:
@pytest.mark.parametrize('reason,status,expected', [
('custom', 200, 'custom'),
(None, 404, 'Not Found'), # fallback status
('', 403, 'Forbidden'),
(None, 999, None),
])
def test_reason(self, reason, status, expected):
res = Response(io.BytesIO(b''), url='test://', headers={}, status=status, reason=reason)
assert res.reason == expected
def test_headers(self):
headers = Message()
headers.add_header('Test', 'test')
headers.add_header('Test', 'test2')
headers.add_header('content-encoding', 'br')
res = Response(io.BytesIO(b''), headers=headers, url='test://')
assert res.headers.get_all('test') == ['test', 'test2']
assert 'Content-Encoding' in res.headers
def test_get_header(self):
headers = Message()
headers.add_header('Set-Cookie', 'cookie1')
headers.add_header('Set-cookie', 'cookie2')
headers.add_header('Test', 'test')
headers.add_header('Test', 'test2')
res = Response(io.BytesIO(b''), headers=headers, url='test://')
assert res.get_header('test') == 'test, test2'
assert res.get_header('set-Cookie') == 'cookie1'
assert res.get_header('notexist', 'default') == 'default'
def test_compat(self):
res = Response(io.BytesIO(b''), url='test://', status=404, headers={'test': 'test'})
with warnings.catch_warnings():
warnings.simplefilter('ignore', category=DeprecationWarning)
assert res.code == res.getcode() == res.status
assert res.geturl() == res.url
assert res.info() is res.headers
assert res.getheader('test') == res.get_header('test')
class TestImpersonateTarget:
@pytest.mark.parametrize('target_str,expected', [
('abc', ImpersonateTarget('abc', None, None, None)),
('abc-120_esr', ImpersonateTarget('abc', '120_esr', None, None)),
('abc-120:xyz', ImpersonateTarget('abc', '120', 'xyz', None)),
('abc-120:xyz-5.6', ImpersonateTarget('abc', '120', 'xyz', '5.6')),
('abc:xyz', ImpersonateTarget('abc', None, 'xyz', None)),
('abc:', ImpersonateTarget('abc', None, None, None)),
('abc-120:', ImpersonateTarget('abc', '120', None, None)),
(':xyz', ImpersonateTarget(None, None, 'xyz', None)),
(':xyz-6.5', ImpersonateTarget(None, None, 'xyz', '6.5')),
(':', ImpersonateTarget(None, None, None, None)),
('', ImpersonateTarget(None, None, None, None)),
])
def test_target_from_str(self, target_str, expected):
assert ImpersonateTarget.from_str(target_str) == expected
@pytest.mark.parametrize('target_str', [
'-120', ':-12.0', '-12:-12', '-:-',
'::', 'a-c-d:', 'a-c-d:e-f-g', 'a:b:',
])
def test_target_from_invalid_str(self, target_str):
with pytest.raises(ValueError):
ImpersonateTarget.from_str(target_str)
@pytest.mark.parametrize('target,expected', [
(ImpersonateTarget('abc', None, None, None), 'abc'),
(ImpersonateTarget('abc', '120', None, None), 'abc-120'),
(ImpersonateTarget('abc', '120', 'xyz', None), 'abc-120:xyz'),
(ImpersonateTarget('abc', '120', 'xyz', '5'), 'abc-120:xyz-5'),
(ImpersonateTarget('abc', None, 'xyz', None), 'abc:xyz'),
(ImpersonateTarget('abc', '120', None, None), 'abc-120'),
(ImpersonateTarget('abc', '120', 'xyz', None), 'abc-120:xyz'),
(ImpersonateTarget('abc', None, 'xyz'), 'abc:xyz'),
(ImpersonateTarget(None, None, 'xyz', '6.5'), ':xyz-6.5'),
(ImpersonateTarget('abc'), 'abc'),
(ImpersonateTarget(None, None, None, None), ''),
])
def test_str(self, target, expected):
assert str(target) == expected
@pytest.mark.parametrize('args', [
('abc', None, None, '5'),
('abc', '120', None, '5'),
(None, '120', None, None),
(None, '120', None, '5'),
(None, None, None, '5'),
(None, '120', 'xyz', '5'),
])
def test_invalid_impersonate_target(self, args):
with pytest.raises(ValueError):
ImpersonateTarget(*args)
@pytest.mark.parametrize('target1,target2,is_in,is_eq', [
(ImpersonateTarget('abc', None, None, None), ImpersonateTarget('abc', None, None, None), True, True),
(ImpersonateTarget('abc', None, None, None), ImpersonateTarget('abc', '120', None, None), True, False),
(ImpersonateTarget('abc', None, 'xyz', 'test'), ImpersonateTarget('abc', '120', 'xyz', None), True, False),
(ImpersonateTarget('abc', '121', 'xyz', 'test'), ImpersonateTarget('abc', '120', 'xyz', 'test'), False, False),
(ImpersonateTarget('abc'), ImpersonateTarget('abc', '120', 'xyz', 'test'), True, False),
(ImpersonateTarget('abc', '120', 'xyz', 'test'), ImpersonateTarget('abc'), True, False),
(ImpersonateTarget(), ImpersonateTarget('abc', '120', 'xyz'), True, False),
(ImpersonateTarget(), ImpersonateTarget(), True, True),
])
def test_impersonate_target_in(self, target1, target2, is_in, is_eq):
assert (target1 in target2) is is_in
assert (target1 == target2) is is_eq
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