import pytest
from pydantic import ValidationError

from app.config import Settings


def test_environment_settings(monkeypatch):
    monkeypatch.setenv("MONITOR_REQUEST_TIMEOUT_SECONDS", "2.5")
    monkeypatch.setenv("MONITOR_MAX_REDIRECTS", "3")
    settings = Settings()
    assert settings.request_timeout_seconds == 2.5
    assert settings.max_redirects == 3


def test_invalid_environment_is_rejected(monkeypatch):
    monkeypatch.setenv("MONITOR_MAX_REDIRECTS", "99")
    with pytest.raises(ValidationError):
        Settings()