import pytest
from pydantic import ValidationError

from zhifu.core.config import Settings


def test_state_and_cache_require_separate_services():
    with pytest.raises(ValidationError, match="独立 Redis"):
        Settings(
            _env_file=None,
            database_url="mysql+asyncmy://user:password@localhost/database",
            cache_url="redis://localhost:6379/0",
            state_url="redis://localhost:6379/1",
        )


def test_production_rejects_development_credentials():
    with pytest.raises(ValidationError, match="独立凭据"):
        Settings(
            _env_file=None,
            environment="production",
            database_url="mysql+asyncmy://user:zhifu_local_only@localhost/database",
            cache_url="redis://localhost:6379/0",
            state_url="redis://localhost:6380/0",
        )