litellm-mirror/tests/litellm/caching/test_redis_cache.py
2025-03-24 08:42:11 -04:00

96 lines
3.3 KiB
Python

import os
import sys
from unittest.mock import MagicMock, patch
import pytest
from fastapi.testclient import TestClient
sys.path.insert(
0, os.path.abspath("../../..")
) # Adds the parent directory to the system path
from unittest.mock import AsyncMock
from litellm.caching.redis_cache import RedisCache
@pytest.fixture
def redis_no_ping():
"""Patch RedisCache initialization to prevent async ping tasks from being created"""
with patch('asyncio.get_running_loop') as mock_get_loop:
# Either raise an exception or return a mock that will handle the task creation
mock_get_loop.side_effect = RuntimeError("No running event loop")
yield
@pytest.mark.parametrize("namespace", [None, "test"])
@pytest.mark.asyncio
async def test_redis_cache_async_increment(namespace, monkeypatch, redis_no_ping):
monkeypatch.setenv("REDIS_HOST", "https://my-test-host")
redis_cache = RedisCache(namespace=namespace)
# Create an AsyncMock for the Redis client
mock_redis_instance = AsyncMock()
# Make sure the mock can be used as an async context manager
mock_redis_instance.__aenter__.return_value = mock_redis_instance
mock_redis_instance.__aexit__.return_value = None
assert redis_cache is not None
expected_key = "test:test" if namespace else "test"
with patch.object(
redis_cache, "init_async_client", return_value=mock_redis_instance
):
# Call async_set_cache
await redis_cache.async_increment(key=expected_key, value=1)
# Verify that the set method was called on the mock Redis instance
mock_redis_instance.incrbyfloat.assert_called_once_with(
name=expected_key, amount=1
)
@pytest.mark.asyncio
async def test_redis_client_init_with_socket_timeout(monkeypatch, redis_no_ping):
monkeypatch.setenv("REDIS_HOST", "my-fake-host")
redis_cache = RedisCache(socket_timeout=1.0)
assert redis_cache.redis_kwargs["socket_timeout"] == 1.0
client = redis_cache.init_async_client()
assert client is not None
assert client.connection_pool.connection_kwargs["socket_timeout"] == 1.0
@pytest.mark.asyncio
async def test_redis_cache_async_batch_get_cache(monkeypatch, redis_no_ping):
monkeypatch.setenv("REDIS_HOST", "https://my-test-host")
redis_cache = RedisCache()
# Create an AsyncMock for the Redis client
mock_redis_instance = AsyncMock()
# Make sure the mock can be used as an async context manager
mock_redis_instance.__aenter__.return_value = mock_redis_instance
mock_redis_instance.__aexit__.return_value = None
# Setup the return value for mget
mock_redis_instance.mget.return_value = [
b'{"key1": "value1"}',
None,
b'{"key3": "value3"}'
]
test_keys = ["key1", "key2", "key3"]
with patch.object(
redis_cache, "init_async_client", return_value=mock_redis_instance
):
# Call async_batch_get_cache
result = await redis_cache.async_batch_get_cache(key_list=test_keys)
# Verify mget was called with the correct keys
mock_redis_instance.mget.assert_called_once()
# Check that results were properly decoded
assert result["key1"] == {"key1": "value1"}
assert result["key2"] is None
assert result["key3"] == {"key3": "value3"}