import os
import unittest
from unittest.mock import patch

from logicbench.client import LLMClientConfig


class ClientConfigTests(unittest.TestCase):
    def test_shared_provider_defaults_apply_to_both_roles(self):
        values = {
            "LLM_API_KEY": "shared-key",
            "LLM_BASE_URL": "https://shared.example/v1",
            "RENDERER_MODEL": "renderer-model",
            "SOLVER_MODEL": "solver-model",
        }
        with patch.dict(os.environ, values, clear=True):
            renderer = LLMClientConfig.from_env("renderer")
            solver = LLMClientConfig.from_env("solver")
        self.assertEqual(renderer.api_key, "shared-key")
        self.assertEqual(solver.api_key, "shared-key")
        self.assertEqual(renderer.base_url, "https://shared.example/v1")
        self.assertEqual(solver.base_url, "https://shared.example/v1")

    def test_role_specific_values_override_shared_provider(self):
        values = {
            "LLM_API_KEY": "shared-key",
            "LLM_BASE_URL": "https://shared.example/v1",
            "RENDERER_API_KEY": "renderer-key",
            "RENDERER_BASE_URL": "https://renderer.example/v1/",
            "RENDERER_MODEL": "renderer-model",
        }
        with patch.dict(os.environ, values, clear=True):
            renderer = LLMClientConfig.from_env("renderer")
        self.assertEqual(renderer.api_key, "renderer-key")
        self.assertEqual(renderer.base_url, "https://renderer.example/v1")


if __name__ == "__main__":
    unittest.main()