"""Shared fixtures, and one guarantee.

The autouse fixture below is the important part: a suite for a service whose
entire job is sending messages to real people must not be able to send one.
Anything that reaches for a socket fails loudly instead of quietly costing
money or waking someone up.
"""

from __future__ import annotations

import urllib.request

import pytest
from fastapi.testclient import TestClient

from app.config import Settings
from app.main import create_app

TOKEN = "test-token"


@pytest.fixture(autouse=True)
def no_network(monkeypatch: pytest.MonkeyPatch) -> None:
    def refuse(*args, **kwargs):
        raise AssertionError("a test tried to reach the network")

    monkeypatch.setattr(urllib.request, "urlopen", refuse)


@pytest.fixture
def settings() -> Settings:
    return Settings(
        token=TOKEN,
        sendgrid_key="sg-key",
        email_from="no-reply@example.test",
        twilio_sid="AC123",
        twilio_token="twilio-secret",
        twilio_from="+15550001111",
        timeout=1.0,
    )


@pytest.fixture
def client(settings: Settings) -> TestClient:
    return TestClient(create_app(settings))


@pytest.fixture
def auth() -> dict[str, str]:
    return {"Authorization": f"Bearer {TOKEN}"}