"""Tests for strict environment configuration and endpoint normalization."""

from __future__ import annotations

import pytest

from swe_data_processing.config import Settings


def test_endpoint_normalization() -> None:
    settings = Settings(
        api_key="test-secret",
        api_base="https://llm-api.cowin.run/",
        api_path="v1/chat/completions",
    )
    assert settings.endpoint == "https://llm-api.cowin.run/v1/chat/completions"


def test_missing_api_key_is_rejected(monkeypatch: pytest.MonkeyPatch) -> None:
    monkeypatch.delenv("GLM_API_KEY", raising=False)
    with pytest.raises(ValueError, match="GLM_API_KEY"):
        Settings.from_env()


def test_feature_only_settings_can_omit_key(monkeypatch: pytest.MonkeyPatch) -> None:
    monkeypatch.delenv("GLM_API_KEY", raising=False)
    assert Settings.from_env(require_api_key=False).api_key == ""