import unittest
from unittest.mock import patch

from app.core.redis_client import get_redis, reset_redis_client_for_tests


class ApiRedisClientTests(unittest.TestCase):
    def tearDown(self) -> None:
        reset_redis_client_for_tests()

    @patch("app.core.redis_client.redis.Redis")
    @patch("app.core.redis_client.redis.BlockingConnectionPool")
    def test_get_redis_reuses_singleton_client(self, mock_pool, mock_redis) -> None:
        singleton = object()
        mock_redis.return_value = singleton

        client_a = get_redis()
        client_b = get_redis()

        self.assertIs(client_a, singleton)
        self.assertIs(client_b, singleton)
        mock_pool.assert_called_once()
        mock_redis.assert_called_once()


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