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test: widen LOOPBACK_FIND_TIMEOUT under PyPy #1742

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Merged
bdraco merged 1 commit into from
May 19, 2026
+6 −1
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test: widen LOOPBACK_FIND_TIMEOUT under PyPy #1742

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7 changes: 6 additions & 1 deletion tests/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,7 @@
from __future__ import annotations

import asyncio
import platform
import socket
import time
from functools import cache
Expand All @@ -35,6 +36,8 @@

_MONOTONIC_RESOLUTION = time.get_clock_info("monotonic").resolution

_IS_PYPY = platform.python_implementation() == "PyPy"

# get_service_info / async_request timeout for tests using the
# `quick_request_timing` fixture. The fixture cuts the initial-query
# delay to ~15ms (10ms _LISTENER_TIME + 1-5ms jitter), so 50ms is
Expand All @@ -49,7 +52,9 @@
# the `quick_timing` fixture, which shrinks the browser's first-query
# delay from RFC 6762 §5.2's 20-120ms window to 1-5ms; with that shave
# the registrar's response lands inside ~10ms and 75ms is ~7x headroom.
LOOPBACK_FIND_TIMEOUT = 0.075
# PyPy's JIT is still warming up the first time this path runs early in
# the suite, so the round trip is too slow for 75ms; give it more room.
LOOPBACK_FIND_TIMEOUT = 0.3 if _IS_PYPY else 0.075

# IPv6-only `find()` on Linux GitHub runners can hit `[Errno 101] Network
# is unreachable` on the `::1` socket and falls back to the `fe80::` link-
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