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derp/tests/test_http.py
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feat: playlist shuffle, lazy resolution, TTS ducking, kept repair
Music:
- #random URL fragment shuffles playlist tracks before enqueuing
- Lazy playlist resolution: first 10 tracks resolve immediately,
  remaining are fetched in a background task
- !kept repair re-downloads kept tracks with missing local files
- !kept shows [MISSING] marker for tracks without local files
- TTS ducking: music ducks when merlin speaks via voice peer,
  smooth restore after TTS finishes

Performance (from profiling):
- Connection pool: preload_content=True for SOCKS connection reuse
- Pool tuning: 30 pools / 8 connections (up from 20/4)
- _PooledResponse wrapper for stdlib-compatible read interface
- Iterative _extract_videos (replace 51K-deep recursion with stack)
- proxy=False for local SearXNG

Voice + multi-bot:
- Per-bot voice config lookup ([<username>.voice] in TOML)
- Mute detection: skip duck silence when all users muted
- Autoplay shuffle deck (no repeats until full cycle)
- Seek clamp to track duration (prevent seek-past-end stall)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-22 16:21:47 +01:00

378 lines
12 KiB
Python

"""Tests for the HTTP/TCP module with optional SOCKS5 proxy."""
import socket
import ssl
import urllib.error
import urllib.request
from unittest.mock import MagicMock, patch
import pytest
from socks import SOCKS5
import derp.http
from derp.http import (
_PROXY_ADDR,
_PROXY_PORT,
_get_opener,
_get_pool,
_ProxyHandler,
build_opener,
create_connection,
urlopen,
)
@pytest.fixture(autouse=True)
def _reset_caches():
"""Clear cached opener and pool between tests."""
derp.http._default_opener = None
derp.http._pool = None
yield
derp.http._default_opener = None
derp.http._pool = None
# -- Connection pool ---------------------------------------------------------
class TestConnectionPool:
def test_pool_lazy_init(self):
assert derp.http._pool is None
pool = _get_pool()
assert pool is not None
assert derp.http._pool is pool
def test_pool_cached(self):
a = _get_pool()
b = _get_pool()
assert a is b
def test_pool_is_socks_manager(self):
from urllib3.contrib.socks import SOCKSProxyManager
pool = _get_pool()
assert isinstance(pool, SOCKSProxyManager)
# -- Legacy opener -----------------------------------------------------------
class TestProxyHandler:
def test_uses_socks5(self):
handler = _ProxyHandler()
assert handler.args[0] == SOCKS5
def test_proxy_address(self):
handler = _ProxyHandler()
assert handler.args[1] == _PROXY_ADDR
assert handler.args[2] == _PROXY_PORT
def test_rdns_enabled(self):
handler = _ProxyHandler()
assert handler.args[3] is True
def test_default_ssl_context(self):
handler = _ProxyHandler()
assert isinstance(handler._ssl_context, ssl.SSLContext)
def test_custom_ssl_context(self):
ctx = ssl.create_default_context()
ctx.check_hostname = False
handler = _ProxyHandler(context=ctx)
assert handler._ssl_context is ctx
def test_is_https_handler(self):
handler = _ProxyHandler()
assert isinstance(handler, urllib.request.HTTPSHandler)
class TestBuildOpener:
def test_includes_proxy_handler(self):
opener = build_opener()
proxy = [h for h in opener.handlers if isinstance(h, _ProxyHandler)]
assert len(proxy) == 1
def test_passes_extra_handlers(self):
class Custom(urllib.request.HTTPRedirectHandler):
pass
opener = build_opener(Custom)
custom = [h for h in opener.handlers if isinstance(h, Custom)]
assert len(custom) == 1
def test_passes_ssl_context(self):
ctx = ssl.create_default_context()
ctx.check_hostname = False
opener = build_opener(context=ctx)
proxy = [h for h in opener.handlers if isinstance(h, _ProxyHandler)][0]
assert proxy._ssl_context is ctx
class TestOpenerCache:
def test_default_opener_cached(self):
a = _get_opener()
b = _get_opener()
assert a is b
def test_custom_context_not_cached(self):
ctx = ssl.create_default_context()
a = _get_opener(context=ctx)
b = _get_opener(context=ctx)
assert a is not b
def test_build_opener_no_args_returns_cached(self):
a = build_opener()
b = build_opener()
assert a is b
def test_build_opener_with_handlers_returns_fresh(self):
class Custom(urllib.request.HTTPRedirectHandler):
pass
a = build_opener()
b = build_opener(Custom)
assert a is not b
# -- urlopen (pooled path) --------------------------------------------------
class TestUrlopen:
@patch.object(derp.http, "_get_pool")
def test_extracts_request_fields(self, mock_pool_fn):
pool = MagicMock()
resp = MagicMock()
resp.status = 200
pool.request.return_value = resp
mock_pool_fn.return_value = pool
req = urllib.request.Request(
"https://example.com/test",
headers={"X-Custom": "val"},
method="POST",
)
req.data = b"body"
urlopen(req, timeout=10)
pool.request.assert_called_once()
call_kw = pool.request.call_args
assert call_kw[0][0] == "POST"
assert call_kw[0][1] == "https://example.com/test"
assert call_kw[1]["body"] == b"body"
@patch.object(derp.http, "_get_pool")
def test_string_url(self, mock_pool_fn):
pool = MagicMock()
resp = MagicMock()
resp.status = 200
pool.request.return_value = resp
mock_pool_fn.return_value = pool
urlopen("https://example.com/")
call_args = pool.request.call_args
assert call_args[0] == ("GET", "https://example.com/")
@patch.object(derp.http, "_get_pool")
def test_raises_http_error_on_4xx(self, mock_pool_fn):
pool = MagicMock()
resp = MagicMock()
resp.status = 404
resp.reason = "Not Found"
resp.headers = {}
resp.read.return_value = b""
pool.request.return_value = resp
mock_pool_fn.return_value = pool
with pytest.raises(urllib.error.HTTPError) as exc_info:
urlopen("https://example.com/missing")
assert exc_info.value.code == 404
@patch.object(derp.http, "_get_pool")
def test_raises_http_error_on_5xx(self, mock_pool_fn):
pool = MagicMock()
resp = MagicMock()
resp.status = 500
resp.reason = "Internal Server Error"
resp.headers = {}
resp.read.return_value = b""
pool.request.return_value = resp
mock_pool_fn.return_value = pool
with pytest.raises(urllib.error.HTTPError) as exc_info:
urlopen("https://example.com/error")
assert exc_info.value.code == 500
@patch.object(derp.http, "_get_pool")
def test_returns_response_on_2xx(self, mock_pool_fn):
pool = MagicMock()
resp = MagicMock()
resp.status = 200
resp.data = b"ok"
resp.reason = "OK"
resp.headers = {}
pool.request.return_value = resp
mock_pool_fn.return_value = pool
result = urlopen("https://example.com/")
assert result.status == 200
assert result.read() == b"ok"
@patch.object(derp.http, "_get_pool")
def test_context_falls_back_to_opener(self, mock_pool_fn):
"""Custom SSL context should use legacy opener, not pool."""
ctx = ssl.create_default_context()
ctx.check_hostname = False
ctx.verify_mode = ssl.CERT_NONE
with patch.object(derp.http, "_get_opener") as mock_opener_fn:
opener = MagicMock()
resp = MagicMock()
opener.open.return_value = resp
mock_opener_fn.return_value = opener
result = urlopen("https://example.com/", context=ctx)
mock_pool_fn.assert_not_called()
mock_opener_fn.assert_called_once_with(ctx)
assert result is resp
# -- create_connection -------------------------------------------------------
class TestCreateConnection:
@patch("derp.http.socks.socksocket")
def test_sets_socks5_proxy(self, mock_cls):
sock = MagicMock()
mock_cls.return_value = sock
create_connection(("example.com", 443), timeout=5)
sock.set_proxy.assert_called_once_with(
SOCKS5, _PROXY_ADDR, _PROXY_PORT, rdns=True,
)
@patch("derp.http.socks.socksocket")
def test_connects_to_target(self, mock_cls):
sock = MagicMock()
mock_cls.return_value = sock
create_connection(("example.com", 443))
sock.connect.assert_called_once_with(("example.com", 443))
@patch("derp.http.socks.socksocket")
def test_sets_timeout(self, mock_cls):
sock = MagicMock()
mock_cls.return_value = sock
create_connection(("example.com", 80), timeout=7)
sock.settimeout.assert_called_once_with(7)
@patch("derp.http.socks.socksocket")
def test_no_timeout_when_none(self, mock_cls):
sock = MagicMock()
mock_cls.return_value = sock
create_connection(("example.com", 80))
sock.settimeout.assert_not_called()
@patch("derp.http.socks.socksocket")
def test_returns_socket(self, mock_cls):
sock = MagicMock()
mock_cls.return_value = sock
result = create_connection(("example.com", 443))
assert result is sock
# -- proxy=False paths -------------------------------------------------------
class TestUrlopenDirect:
"""Tests for urlopen(proxy=False) -- stdlib direct path."""
@patch("derp.http.urllib.request.urlopen")
def test_uses_stdlib_urlopen(self, mock_urlopen):
resp = MagicMock()
mock_urlopen.return_value = resp
result = urlopen("https://example.com/", proxy=False)
mock_urlopen.assert_called_once()
assert result is resp
@patch("derp.http.urllib.request.urlopen")
def test_passes_timeout(self, mock_urlopen):
resp = MagicMock()
mock_urlopen.return_value = resp
urlopen("https://example.com/", timeout=15, proxy=False)
_, kwargs = mock_urlopen.call_args
assert kwargs["timeout"] == 15
@patch("derp.http.urllib.request.urlopen")
def test_passes_context(self, mock_urlopen):
resp = MagicMock()
mock_urlopen.return_value = resp
ctx = ssl.create_default_context()
urlopen("https://example.com/", context=ctx, proxy=False)
_, kwargs = mock_urlopen.call_args
assert kwargs["context"] is ctx
@patch.object(derp.http, "_get_pool")
@patch("derp.http.urllib.request.urlopen")
def test_skips_socks_pool(self, mock_urlopen, mock_pool_fn):
resp = MagicMock()
mock_urlopen.return_value = resp
urlopen("https://example.com/", proxy=False)
mock_pool_fn.assert_not_called()
class TestBuildOpenerDirect:
"""Tests for build_opener(proxy=False) -- no SOCKS5 handler."""
def test_no_proxy_handler(self):
opener = build_opener(proxy=False)
proxy_handlers = [h for h in opener.handlers
if isinstance(h, _ProxyHandler)]
assert len(proxy_handlers) == 0
def test_with_extra_handler(self):
class Custom(urllib.request.HTTPRedirectHandler):
pass
opener = build_opener(Custom, proxy=False)
custom = [h for h in opener.handlers if isinstance(h, Custom)]
assert len(custom) == 1
proxy_handlers = [h for h in opener.handlers
if isinstance(h, _ProxyHandler)]
assert len(proxy_handlers) == 0
class TestCreateConnectionDirect:
"""Tests for create_connection(proxy=False) -- stdlib socket."""
@patch("derp.http.socket.socket")
def test_uses_stdlib_socket(self, mock_sock_cls):
sock = MagicMock()
mock_sock_cls.return_value = sock
result = create_connection(("example.com", 443), proxy=False)
mock_sock_cls.assert_called_once_with(
socket.AF_INET, socket.SOCK_STREAM,
)
assert result is sock
@patch("derp.http.socket.socket")
def test_connects_to_target(self, mock_sock_cls):
sock = MagicMock()
mock_sock_cls.return_value = sock
create_connection(("example.com", 443), proxy=False)
sock.connect.assert_called_once_with(("example.com", 443))
@patch("derp.http.socket.socket")
def test_sets_timeout(self, mock_sock_cls):
sock = MagicMock()
mock_sock_cls.return_value = sock
create_connection(("example.com", 443), timeout=10, proxy=False)
sock.settimeout.assert_called_once_with(10)
@patch("derp.http.socket.socket")
def test_no_socks_proxy_set(self, mock_sock_cls):
sock = MagicMock()
mock_sock_cls.return_value = sock
create_connection(("example.com", 443), proxy=False)
sock.set_proxy.assert_not_called()
@patch("derp.http.socks.socksocket")
@patch("derp.http.socket.socket")
def test_no_socksocket_created(self, mock_sock_cls, mock_socks_cls):
sock = MagicMock()
mock_sock_cls.return_value = sock
create_connection(("example.com", 443), proxy=False)
mock_socks_cls.assert_not_called()