import unittest
from unittest.mock import patch

from aider.models import Model, OpenRouterModel


class TestModels(unittest.TestCase):
    def test_max_context_tokens(self):
        model = Model.create("gpt-3.5-turbo")
        self.assertEqual(model.max_context_tokens, 4 * 1024)

        model = Model.create("gpt-3.5-turbo-16k")
        self.assertEqual(model.max_context_tokens, 16 * 1024)

        model = Model.create("gpt-4")
        self.assertEqual(model.max_context_tokens, 8 * 1024)

        model = Model.create("gpt-4-32k")
        self.assertEqual(model.max_context_tokens, 32 * 1024)

        model = Model.create("gpt-4-0101")
        self.assertEqual(model.max_context_tokens, 8 * 1024)

        model = Model.create("gpt-4-32k-2123")
        self.assertEqual(model.max_context_tokens, 32 * 1024)


    @patch('openai.Model.list')
    def test_openrouter_model_properties(self, mock_model_list):
        import openai
        old_base = openai.api_base
        openai.api_base = 'https://openrouter.ai/api/v1'
        mock_model_list.return_value = {
            'data': [
                {
                    'id': 'openai/gpt-4',
                    'object': 'model',
                    'context_length': '8192',
                    'pricing': {
                        'prompt': '0.00006',
                        'completion': '0.00012'
                    }
                }
            ]
        }
        mock_model_list.return_value = type('', (), {'data': mock_model_list.return_value['data']})()

        model = OpenRouterModel("gpt-4")
        self.assertEqual(model.name, 'openai/gpt-4')
        self.assertEqual(model.max_context_tokens, 8192)
        self.assertEqual(model.prompt_price, 0.06)
        self.assertEqual(model.completion_price, 0.12)
        openai.api_base = old_base

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