"""Run the installed Silero ONNX model locally; no STT/TTS service required."""

import socket

import pytest

from voice_assistant.vad.silero import SileroVADAdapter


@pytest.fixture
def anyio_backend():
    return "asyncio"


@pytest.mark.anyio
async def test_real_silero_processes_silence_without_network(monkeypatch):
    pytest.importorskip("silero_vad")

    def forbid_network(*args, **kwargs):
        raise AssertionError("VAD runtime must not open network connections")

    monkeypatch.setattr(socket.socket, "connect", forbid_network)
    detector = SileroVADAdapter()
    try:
        assert await detector.process(bytes(2 * 16000 * 2)) == ()
        assert await detector.flush() == ()
        await detector.reset()
        assert await detector.process(bytes(1024)) == ()
    finally:
        await detector.aclose()